## Site and WMU Information Delisting Petition Number: DLFile Name: Copy of ConocoPhillips Petitioner's Name: ConocoPhillips Refinery Address 1: 2330 5th Avenue Address 2: City, State: Billings, Zip Code: 59401 Analysis Performed by: TRC Environmental Corporation Date of Analysis: Aug-12-2011 Waste Description: Process Water Sludge Waste Code: F037 WMU Type: Landfill Waste Volume (yd3): 200 Active Life (years): 20 Risk Factor: 1.00E-05 HQ Factor: 1.00E+00Select Chemicals of Concern to be Modeled (Steps 4 5)Results for Analysis: Copy of ConocoPhillips1Chemical NameCAS NumberTCLPConcentration(mg/L)TCLPDetectionLimitTotalConcentration(mg/kg)TotalDetectionLimitMaximumContaminantLevel (MCL)(mg/L)Carcinogenic SlopeFactor - Oral (CSFo)(kg-day/mg)Carcinogenic SlopeFactor - Inhalation(CSFi) (kg-day/mg)ReferenceDose - Oral(RFDo)(mg/kg-day)ReferenceDose -Inhalation(RFC) (mg/m3)Bio- concentrationFactor (BCF) (L/kg)Soil SaturationLevel(SOILSAT)(mg/kg)ToxicityCharacteristicLevel (TC)(mg/L)Henry's LawCoefficient (H)(atm-m3/mol-K)DiffusionCoefficient inWater (Dw)(cm2/sec)DiffusionCoefficient inAir (Da)(cm2/sec)Solubility(SOL) (mg/L)Landfill DilutionAttenuationFactor(DAFLF)Surface ImpoundmentDilution AttenuationFactor (DAFSI)Time to reachsteady state(T*) (hrs)SkinPermeabilityCoefficient(Kpw) (cm/hr)Tau (T) (hrs)BungeCoefficient (B)(unitless)Organic/InorganicBio- accumulationFactor (BAF) (L/kg)ChronicEcologicalThreshhold(Aquatic TRV)(mg/L)Carcinogen/NoncarcinogenMolecularWeight (MW)(gm/mol)VaporPressure (Vp)(atm)Surface WaterPartitionCoefficient(Kdsw) (L/kg)LogKowTrichloroethane 1,1,1-71-55-61.00E-02-1.00E+001.10E-02-1.00E+002.00E-010.00E+000.00E+002.00E+005.00E+004.60E+011.40E+030.00E+001.86E-029.56E-067.80E-021.33E+035.81E+041.19E+022.10E-011.10E-018.70E-023.00E-021.00E+001.00E+005.30E-01Noncarcinogen1.33E+021.63E-011.01E+012.49E+00Dichlorobenzene 1,2-95-50-11.00E-02-1.00E+001.10E-02-1.00E+006.00E-010.00E+000.00E+009.00E-022.00E-012.38E+026.00E+020.00E+002.11E-038.93E-064.11E-021.56E+021.55E+014.24E+003.40E+006.60E-026.90E-012.70E-011.00E+000.00E+001.40E-02Noncarcinogen1.47E+021.79E-032.84E+013.43E+00Dichloroethane 1,2-107-06-21.00E-02-1.00E+001.10E-02-1.00E+005.00E-039.10E-029.28E-022.00E-022.40E+007.85E+002.90E+035.00E-019.79E-041.10E-057.19E-028.52E+031.81E+013.45E+008.40E-015.20E-033.50E-013.00E-031.00E+000.00E+002.00E+00Carcinogen9.90E+011.07E-011.47E+001.48E+00Phenol108-95-23.30E-030.00E+003.20E-010.00E+000.00E+000.00E+000.00E+003.00E-010.00E+007.58E+002.30E+040.00E+005.95E-071.03E-058.27E-028.28E+041.54E+013.18E+007.90E-015.70E-033.30E-013.00E-031.00E+000.00E+002.56E-01Noncarcinogen9.41E+015.74E-041.65E+001.46E+00Beryllium7440-41-73.00E-02-1.00E+001.30E-01-1.00E+004.00E-030.00E+008.40E+002.00E-032.00E-056.20E+010.00E+000.00E+000.00E+005.08E-054.39E-010.00E+00TCLPdependentTCLP dependent0.00E+001.00E-030.00E+000.00E+000.00E+000.00E+005.10E-03Noncarcinogen9.01E+000.00E+007.90E+020.00E+00Fluoranthene206-44-03.50E-030.00E+003.80E+000.00E+000.00E+000.00E+000.00E+004.00E-021.40E-010.00E+000.00E+000.00E+009.33E-067.18E-062.75E-022.06E-012.90E+014.45E+017.20E+004.80E-011.50E+001.30E+011.00E+002.06E+044.00E-02Noncarcinogen2.02E+021.07E-083.68E+035.16E+00Cadmium7440-43-96.00E-03-1.00E+001.46E+000.00E+005.00E-030.00E+006.30E+005.00E-040.00E+009.07E+020.00E+001.00E+000.00E+009.45E-068.16E-020.00E+00TCLPdependentTCLP dependent0.00E+001.00E-030.00E+000.00E+000.00E+000.00E+002.20E-03Noncarcinogen1.12E+020.00E+007.50E+010.00E+00Dichloroethylene 1,1-75-35-41.00E-02-1.00E+001.10E-02-1.00E+007.00E-030.00E+000.00E+005.00E-022.00E-012.45E+011.60E+037.00E-012.55E-021.09E-057.53E-022.25E+031.54E+013.18E+008.20E-011.60E-023.40E-011.30E-021.00E+000.00E+003.03E-01Carcinogen9.70E+017.88E-013.73E+012.13E+00Pyrene129-00-02.60E-030.00E+009.70E+000.00E+000.00E+000.00E+000.00E+003.00E-020.00E+000.00E+005.50E+010.00E+001.14E-087.14E-062.72E-021.35E-016.84E+018.58E+017.20E+004.70E-011.50E+001.30E+011.00E+008.73E+030.00E+00Noncarcinogen2.02E+025.59E-095.10E+034.88E+00Trichloroethylene(Trichloroethylene1,1,2-)79-01-61.00E-02-1.00E+007.60E-030.00E+005.00E-031.30E-027.00E-033.00E-046.00E-014.07E+011.30E+035.00E-017.40E-031.00E-054.27E-021.10E+031.55E+013.32E+002.10E-011.60E-018.70E-025.10E-021.00E+001.00E+003.50E-01Carcinogen1.31E+029.48E-027.41E+002.42E+00Xylenes (total)1330-20-77.10E-020.00E+007.60E+000.00E+001.00E+010.00E+000.00E+002.00E-011.02E-011.38E+024.30E+020.00E+006.05E-038.49E-067.69E-021.86E+021.55E+014.24E+001.30E+007.60E-023.90E-011.50E-011.00E+001.00E+002.70E+00Noncarcinogen1.06E+021.06E-022.33E+013.12E+00Dimethylphenol, 2,4-105-67-91.90E-03-1.00E+001.30E-01-1.00E+000.00E+000.00E+000.00E+002.00E-027.00E-023.30E+011.10E+040.00E+003.29E-068.69E-065.84E-027.87E+031.51E+013.38E+001.20E+001.60E-024.90E-012.30E-021.00E+000.00E+002.12E-02Noncarcinogen1.22E+021.66E-049.44E+002.30E+00Dinitrophenol 2,4-51-28-51.40E-03-1.00E+002.30E-01-1.00E+000.00E+000.00E+000.00E+002.00E-030.00E+001.09E+012.80E+020.00E+004.82E-099.06E-062.73E-022.79E+031.54E+013.18E+002.80E+001.80E-031.20E+003.50E-031.00E+000.00E+006.20E+00Noncarcinogen1.84E+021.52E-077.50E-041.67E+00Lead7439-92-15.35E-030.00E+004.31E+010.00E+001.50E-020.00E+000.00E+000.00E+000.00E+000.00E+000.00E+005.00E+000.00E+006.28E-065.43E-020.00E+00TCLPdependentTCLP dependent0.00E+001.00E-030.00E+000.00E+000.00E+008.00E+002.50E-03Noncarcinogen2.07E+020.00E+009.00E+020.00E+00Pyridine110-86-12.00E-03-1.00E+001.10E-01-1.00E+000.00E+000.00E+000.00E+001.00E-030.00E+001.84E+000.00E+005.00E+006.86E-031.08E-059.10E-021.00E+061.54E+013.18E+006.40E-011.90E-032.70E-014.70E-041.00E+000.00E+000.00E+00Noncarcinogen7.91E+012.60E-022.94E-016.50E-01Ethylbenzene100-41-41.00E-02-1.00E+006.60E-010.00E+007.00E-010.00E+000.00E+001.00E-011.00E+001.46E+022.30E+020.00E+007.73E-037.80E-067.50E-021.69E+021.55E+014.09E+001.30E+007.30E-023.90E-011.40E-011.00E+000.00E+004.53E-01Noncarcinogen1.06E+021.26E-021.53E-013.15E+00Cobalt7440-48-47.37E-030.00E+002.44E+010.00E+000.00E+000.00E+003.15E+013.00E-046.00E-060.00E+000.00E+000.00E+000.00E+008.00E-068.00E-020.00E+00TCLPdependentTCLP dependent0.00E+001.00E-030.00E+000.00E+000.00E+000.00E+000.00E+00Noncarcinogen5.89E+010.00E+000.00E+000.00E+00Vanadium7440-62-21.30E-010.00E+001.14E+020.00E+000.00E+000.00E+000.00E+005.00E-030.00E+000.00E+000.00E+000.00E+000.00E+008.00E-068.00E-020.00E+00TCLPdependentTCLP dependent0.00E+001.00E-030.00E+000.00E+000.00E+001.00E+001.90E-02Noncarcinogen5.09E+010.00E+005.00E+010.00E+00Zinc7440-66-62.27E-010.00E+001.14E+030.00E+000.00E+000.00E+000.00E+003.00E-010.00E+002.06E+030.00E+000.00E+000.00E+001.36E-051.17E-010.00E+00TCLPdependentTCLP dependent0.00E+001.00E-030.00E+000.00E+000.00E+001.00E+001.20E-01Noncarcinogen6.54E+010.00E+006.20E+010.00E+00Benzo(k)fluoranthene207-08-99.00E-04-1.00E+006.60E-010.00E+000.00E+007.30E-023.10E-020.00E+000.00E+000.00E+000.00E+000.00E+004.15E-075.49E-062.28E-028.00E-041.25E+212.99E+111.43E+011.00E+003.03E+001.00E+021.00E+009.95E+032.70E-02Carcinogen2.52E+021.32E-126.12E+046.11E+00Bis(2-ethylhexyl)phthalate117-81-73.30E-03-1.00E+001.80E+000.00E+006.00E-031.40E-021.40E-022.00E-027.00E-020.00E+003.10E+040.00E+001.10E-074.22E-061.32E-023.34E-011.00E+301.00E+301.00E+023.30E-022.10E+011.30E+011.00E+001.00E+003.20E-02Carcinogen3.91E+028.49E-098.32E+037.60E+00Nitrobenzene98-95-38.00E-04-1.00E+001.20E-010.00E+000.00E+000.00E+000.00E+005.00E-042.00E-035.92E+001.00E+032.00E+002.06E-059.43E-065.43E-022.09E+031.54E+013.18E+001.20E+006.80E-034.90E-016.90E-031.00E+000.00E+002.70E-01Noncarcinogen1.23E+023.21E-048.90E+001.85E+00Dioxane 1,4-123-91-12.00E+00-1.00E+004.30E-01-1.00E+000.00E+001.10E-021.10E-020.00E+000.00E+003.69E-010.00E+000.00E+004.89E-061.05E-059.20E-021.00E+061.54E+013.18E+007.20E-012.90E-043.00E-014.10E-051.00E+000.00E+000.00E+00Carcinogen8.81E+015.00E-025.49E-02-2.70E-01Chromium7440-47-46.00E-03-1.00E+001.52E+020.00E+001.00E-010.00E+004.20E+013.00E-030.00E+001.90E+010.00E+005.00E+000.00E+001.58E-051.36E-010.00E+00TCLPdependentTCLP dependent0.00E+001.00E-030.00E+000.00E+000.00E+000.00E+007.40E-02Noncarcinogen5.20E+010.00E+001.80E+060.00E+00Mercury (Total)7439-97-65.20E-050.00E+001.46E+000.00E+002.00E-030.00E+000.00E+003.00E-043.00E-040.00E+000.00E+002.00E-017.10E-033.01E-051.09E-025.62E-02TCLPdependentTCLP dependent0.00E+001.00E-030.00E+000.00E+000.00E+000.00E+007.70E-04Noncarcinogen2.01E+022.63E-061.00E+036.20E-01Anthracene120-12-71.70E-030.00E+001.80E+010.00E+000.00E+000.00E+000.00E+003.00E-011.05E+000.00E+006.10E+000.00E+001.46E-057.74E-063.24E-024.34E-021.87E+011.95E+015.50E+002.61E-011.07E+003.47E+001.00E+002.51E+037.30E-04Noncarcinogen1.78E+023.35E-081.76E+034.45E+00Dimethyl phthalate131-11-35.00E-04-1.00E+001.10E-01-1.00E+000.00E+000.00E+000.00E+001.00E+013.50E+019.68E+002.00E+030.00E+001.01E-077.13E-062.96E-024.00E+031.54E+013.18E+003.20E+001.60E-031.30E+003.70E-031.00E+000.00E+003.30E-01Noncarcinogen1.94E+022.17E-062.81E+001.60E+00Di-n-butyl phthalate84-74-25.00E-04-1.00E+001.10E-01-1.00E+000.00E+000.00E+000.00E+001.00E-010.00E+000.00E+002.30E+030.00E+001.43E-067.86E-064.38E-021.12E+012.98E+013.05E+012.20E+017.20E-024.40E+004.10E+001.00E+002.74E+033.00E-02Noncarcinogen2.78E+025.55E-081.18E+024.50E+00Benz(a)anthracene56-55-35.00E-04-1.00E+003.60E+000.00E+000.00E+007.30E-013.10E-010.00E+000.00E+000.00E+000.00E+000.00E+003.62E-066.21E-062.47E-029.40E-039.61E+022.67E+021.00E+018.60E-012.20E+005.00E+011.00E+005.10E+032.70E-05Carcinogen2.28E+022.03E-101.94E+045.76E+00Mercury (Fish Pathway Only)22967-92-65.20E-050.00E+001.46E+000.00E+000.00E+000.00E+000.00E+001.00E-040.00E+000.00E+000.00E+002.00E-010.00E+000.00E+001.06E+000.00E+00TCLPdependentTCLP dependent0.00E+000.00E+000.00E+000.00E+000.00E+001.02E+060.00E+00Noncarcinogen2.16E+020.00E+001.00E+058.00E-02Chrysene218-01-98.00E-04-1.00E+004.20E+000.00E+000.00E+007.30E-033.10E-030.00E+000.00E+000.00E+003.80E+000.00E+001.21E-066.21E-062.48E-021.60E-039.61E+022.67E+021.00E+018.60E-012.20E+005.00E+011.00E+006.03E+030.00E+00Carcinogen5.27E+021.21E-063.86E+045.81E+00Cyanide57-12-53.00E-03-1.00E+007.72E+000.00E+002.00E-010.00E+000.00E+002.00E-027.00E-026.33E+020.00E+000.00E+000.00E+002.10E-055.48E-010.00E+00TCLPdependentTCLP dependent0.00E+000.00E+000.00E+000.00E+000.00E+000.00E+005.20E-03Noncarcinogen2.60E+011.82E-029.90E+00-2.50E-01Nitrophenol 4-100-02-71.90E-03-1.00E+002.20E-01-1.00E+000.00E+000.00E+000.00E+000.00E+000.00E+001.67E+010.00E+000.00E+007.32E-099.61E-064.30E-021.60E+041.54E+013.18E+001.48E+006.13E-036.17E-018.13E-031.00E+000.00E+008.30E-02Noncarcinogen1.39E+021.32E-065.66E+001.91E+00Dichlorobenzene 1,4-106-46-71.00E-02-1.00E+001.10E-02-1.00E+007.50E-022.40E-020.00E+000.00E+008.05E-012.42E+022.80E+027.50E+002.80E-038.85E-064.14E-027.38E+011.56E+014.15E+003.40E+006.50E-026.90E-012.60E-011.00E+000.00E+001.50E-02Carcinogen1.47E+021.39E-034.62E+013.44E+00Dichlorobenzene 1,3-541-73-11.00E-02-1.00E+001.10E-02-1.00E+000.00E+000.00E+000.00E+000.00E+000.00E+002.84E+023.70E+020.00E+002.50E-038.85E-064.14E-021.33E+021.55E+013.36E+004.10E+008.70E-026.90E-014.00E-011.00E+000.00E+007.10E-02Noncarcinogen1.47E+023.03E-035.61E+013.53E+00Arsenic7440-38-21.57E-010.00E+006.01E+010.00E+001.00E-021.50E+001.51E+013.00E-040.00E+001.14E+020.00E+005.00E+000.00E+001.24E-051.07E-010.00E+00TCLPdependentTCLP dependent0.00E+001.00E-030.00E+000.00E+000.00E+000.00E+001.50E-01Carcinogen7.49E+010.00E+002.90E+010.00E+00Selenium7782-49-21.80E-010.00E+001.00E+020.00E+005.00E-020.00E+000.00E+005.00E-030.00E+001.29E+020.00E+001.00E+000.00E+001.20E-051.03E-010.00E+00TCLPdependentTCLP dependent0.00E+001.00E-030.00E+000.00E+000.00E+000.00E+005.00E-03Noncarcinogen7.90E+010.00E+005.00E+000.00E+00Dinitrotoluene 2,4-121-14-21.00E-03-1.00E+002.20E-01-1.00E+000.00E+006.80E-010.00E+002.00E-030.00E+005.92E+001.80E+021.30E-011.46E-077.86E-063.09E-022.70E+021.54E+013.18E+002.70E+003.90E-031.10E+001.00E-021.00E+000.00E+002.30E+01Carcinogen1.82E+022.29E-076.63E+001.98E+00Antimony7440-36-07.43E-030.00E+001.89E+000.00E+006.00E-030.00E+000.00E+004.00E-040.00E+004.00E+010.00E+000.00E+000.00E+008.96E-067.73E-020.00E+00TCLPdependentTCLP dependent0.00E+001.00E-030.00E+000.00E+000.00E+000.00E+001.60E-01Noncarcinogen1.22E+020.00E+004.50E+010.00E+00Cresol o-95-48-71.00E-03-1.00E+001.70E-010.00E+000.00E+000.00E+000.00E+005.00E-020.00E+001.79E+010.00E+002.00E+021.62E-069.41E-066.88E-022.60E+041.54E+013.18E+009.60E-011.10E-024.00E-019.80E-031.00E+000.00E+000.00E+00Noncarcinogen1.08E+024.16E-046.20E+001.95E+00Cresol m-108-39-42.40E-020.00E+001.60E+000.00E+000.00E+000.00E+000.00E+005.00E-020.00E+001.82E+010.00E+002.00E+028.93E-079.30E-069.30E-022.27E+041.54E+013.18E+009.60E-011.00E-024.00E-019.30E-031.00E+000.00E+000.00E+00Noncarcinogen1.08E+021.90E-046.34E+001.96E+00Butyl benzyl phthalate85-68-77.00E-04-1.00E+001.10E-01-1.00E+000.00E+000.00E+000.00E+002.00E-017.00E-010.00E+009.30E+020.00E+001.91E-065.17E-061.65E-022.69E+002.76E+012.36E+013.40E+016.50E-027.00E+006.90E+001.00E+005.68E+031.90E-02Noncarcinogen3.12E+021.58E-081.03E+034.73E+00Naphthalene91-20-38.60E-020.00E+009.00E+010.00E+000.00E+000.00E+003.50E-012.00E-023.00E-031.90E+023.80E+020.00E+004.82E-048.92E-065.90E-023.10E+011.55E+014.31E+002.40E+007.70E-025.30E-012.30E-011.00E+000.00E+006.20E-02Noncarcinogen1.28E+021.17E-048.92E+013.30E+00Dibenz(a,h)anthracene53-70-38.00E-04-1.00E+001.70E-010.00E+000.00E+007.30E+003.10E+000.00E+000.00E+000.00E+000.00E+000.00E+001.12E-086.01E-061.80E-022.49E-031.75E+172.26E+092.10E+012.10E+004.40E+004.90E+021.00E+001.28E+040.00E+00Carcinogen2.78E+022.70E-141.34E+056.75E+00Diethyl phthalate84-66-25.00E-04-1.00E+001.10E-01-1.00E+000.00E+000.00E+000.00E+008.00E-010.00E+004.07E+010.00E+000.00E+005.48E-076.35E-062.56E-021.08E+033.33E+014.76E+004.80E+005.00E-032.00E+003.20E-021.00E+000.00E+002.20E-01Noncarcinogen2.22E+022.17E-066.15E+002.42E+00Indeno (1,2,3-cd) pyrene193-39-51.30E-03-1.00E+004.40E-010.00E+000.00E+007.30E-013.10E-010.00E+000.00E+000.00E+000.00E+000.00E+004.86E-095.66E-061.90E-022.20E-051.14E+142.31E+062.00E+012.10E+004.20E+004.50E+021.00E+001.31E+042.70E-02Carcinogen2.76E+021.88E-134.65E+056.91E+00Fluorene86-73-78.50E-030.00E+001.90E+010.00E+000.00E+000.00E+000.00E+004.00E-021.40E-010.00E+009.00E+010.00E+007.30E-057.88E-063.63E-021.98E+001.68E+011.11E+015.40E+001.80E-019.00E-011.60E+001.00E+001.22E+034.00E-03Noncarcinogen1.66E+028.17E-075.78E+024.18E+00Silver7440-22-47.00E-03-1.00E+001.60E-010.00E+000.00E+000.00E+000.00E+005.00E-030.00E+008.77E+010.00E+005.00E+000.00E+009.71E-068.38E-020.00E+00TCLPdependentTCLP dependent0.00E+001.00E-030.00E+000.00E+000.00E+000.00E+001.20E-01Noncarcinogen1.08E+020.00E+008.30E+000.00E+00Cresol p-106-44-52.40E-020.00E+001.60E+000.00E+000.00E+000.00E+000.00E+005.00E-030.00E+001.76E+010.00E+002.00E+027.99E-079.30E-066.93E-022.15E+041.54E+013.18E+009.60E-011.00E-024.00E-018.90E-031.00E+000.00E+000.00E+00Noncarcinogen1.08E+021.70E-046.20E+001.94E+00Tetrachloroethylene127-18-41.20E-02-1.00E+007.30E-020.00E+005.00E-035.40E-012.10E-021.00E-023.50E-022.26E+023.70E+027.00E-011.84E-028.20E-067.20E-022.00E+021.51E+013.36E+002.20E+001.50E-029.00E-014.70E-021.00E+000.00E+001.20E-01Carcinogen1.66E+022.42E-021.99E+013.40E+00Nickel7440-02-01.73E-010.00E+002.12E+020.00E+000.00E+000.00E+008.40E-012.00E-020.00E+007.80E+010.00E+000.00E+000.00E+001.46E-051.26E-010.00E+00TCLPdependentTCLP dependent0.00E+001.00E-030.00E+000.00E+000.00E+000.00E+005.20E-02Noncarcinogen5.87E+010.00E+006.50E+010.00E+00Acenaphthene83-32-95.10E-030.00E+008.00E+000.00E+000.00E+000.00E+000.00E+006.00E-022.10E-015.61E+021.80E+020.00E+007.40E-057.19E-064.21E-023.80E+001.61E+018.53E+006.00E+001.30E-017.60E-018.30E-011.00E+001.00E+001.70E-02Noncarcinogen1.54E+024.93E-063.67E+023.92E+00Benzo(b)fluoranthene205-99-27.00E-04-1.00E+006.00E-010.00E+000.00E+007.30E-013.10E-010.00E+000.00E+000.00E+000.00E+000.00E+006.18E-065.49E-062.28E-021.50E-035.84E+062.91E+031.40E+011.40E+003.00E+001.60E+021.00E+009.95E+032.70E-02Carcinogen2.52E+021.06E-103.61E+045.78E+00Benzo(a)pyrene50-32-86.00E-04-1.00E+001.50E+000.00E+002.00E-047.30E+003.10E+000.00E+000.00E+000.00E+000.00E+000.00E+008.36E-075.85E-062.18E-021.62E-035.88E+062.85E+031.40E+011.20E+003.00E+001.30E+021.00E+009.95E+031.40E-05Carcinogen2.52E+026.43E-127.27E+046.13E+00Carbon disulfide75-15-02.00E-02-1.00E+008.30E-030.00E+000.00E+000.00E+000.00E+001.00E-017.00E-011.76E+017.20E+020.00E+003.03E-021.29E-051.04E-011.19E+031.78E+013.46E+006.10E-011.70E-022.50E-011.00E-021.00E+000.00E+001.00E+00Noncarcinogen7.61E+014.47E-013.09E+001.94E+00Phenanthrene85-01-81.80E-020.00E+006.20E+010.00E+000.00E+000.00E+000.00E+000.00E+000.00E+000.00E+000.00E+000.00E+004.23E-057.47E-063.33E-021.28E+001.61E+018.17E+005.60E+002.30E-011.10E+002.90E+001.00E+003.30E+030.00E+00Noncarcinogen1.78E+021.47E-071.82E+034.46E+00Styrene100-42-51.00E-02-1.00E+001.10E-02-1.00E+001.00E-010.00E+000.00E+002.00E-011.02E+001.03E+021.70E+030.00E+003.33E-038.77E-067.73E-023.10E+021.51E+013.82E+009.10E-015.40E-023.80E-018.70E-021.00E+000.00E+000.00E+00Noncarcinogen1.04E+028.21E-036.84E-012.95E+00Di-n-octyl phthalate117-84-06.00E-04-1.00E+001.90E-010.00E+000.00E+000.00E+000.00E+004.00E-021.40E-010.00E+001.00E+040.00E+007.68E-074.20E-061.32E-022.00E-021.00E+301.00E+309.90E+014.20E+002.10E+011.10E+041.00E+003.88E+031.99E+00Noncarcinogen3.91E+025.90E-096.88E+068.10E+00Toluene108-88-32.00E-020.00E+006.30E-010.00E+001.00E+000.00E+000.00E+008.00E-025.00E+007.00E+015.20E+020.00E+006.13E-038.23E-069.72E-025.26E+021.51E+013.43E+007.70E-014.70E-023.20E-015.60E-021.00E+000.00E+001.30E-01Noncarcinogen9.21E+013.71E-021.05E+012.73E+00Ethylene dibromide(1,2-Dibromoethane)106-93-41.00E-02-1.00E+001.10E-02-1.00E+005.00E-052.00E+002.00E+009.00E-039.00E-031.82E+010.00E+000.00E+004.47E-041.19E-052.17E-024.18E+032.10E+032.65E+012.90E+002.40E-031.20E+005.60E-031.00E+000.00E+000.00E+00Carcinogen1.88E+021.00E-023.20E+001.96E+00Chlorobenzene108-90-71.00E-02-1.00E+001.10E-02-1.00E+001.00E-010.00E+000.00E+002.00E-025.00E-028.48E+018.70E+021.00E+024.38E-039.49E-066.35E-024.72E+021.51E+013.56E+001.00E+004.20E-024.30E-017.20E-021.00E+000.00E+001.30E-01Noncarcinogen1.13E+021.59E-021.68E+012.84E+00Methyl ethyl ketone78-93-32.00E-02-1.00E+001.20E-010.00E+000.00E+000.00E+000.00E+006.00E-014.90E+009.78E-013.40E+042.00E+023.61E-051.03E-058.10E-022.23E+051.54E+013.18E+005.80E-011.10E-032.40E-011.90E-041.00E+000.00E+000.00E+00Noncarcinogen7.21E+011.20E-011.52E-012.90E-01Dichloroethane 1,1-75-34-31.00E-02-1.00E+001.10E-02-1.00E+000.00E+000.00E+000.00E+002.00E-015.00E-011.35E+012.30E+030.00E+005.75E-031.05E-057.42E-025.06E+031.89E+013.49E+008.40E-018.90E-033.50E-016.20E-031.00E+000.00E+001.58E+00Noncarcinogen9.90E+013.00E-013.98E+001.79E+00Benzene71-43-21.00E-02-1.00E+003.10E-020.00E+005.00E-035.50E-022.70E-024.00E-033.01E-022.45E+019.00E+025.00E-015.49E-039.80E-068.80E-021.75E+031.54E+013.18E+006.30E-012.10E-022.60E-011.30E-021.00E+000.00E+004.60E-02Carcinogen7.81E+011.25E-014.65E+002.13E+00Chloroform67-66-31.00E-02-1.00E+001.10E-02-1.00E+008.00E-020.00E+008.10E-021.00E-029.93E-023.60E+003.50E+036.00E+004.03E-031.09E-055.17E-027.92E+031.59E+013.24E+001.10E+008.30E-034.70E-018.30E-031.00E+000.00E+002.89E-01Carcinogen1.19E+022.69E-013.98E+001.97E+00Barium7440-39-31.12E+000.00E+001.96E+020.00E+002.00E+000.00E+000.00E+002.00E-015.00E-046.33E+020.00E+001.00E+020.00E+008.26E-067.14E-020.00E+00TCLPdependentTCLP dependent0.00E+001.00E-030.00E+000.00E+000.00E+001.00E+003.90E-03Noncarcinogen1.37E+020.00E+004.10E+010.00E+00

# List of COCs with Altered Chemical Properties

Results for Analysis: Copy of ConocoPhillips Chemical Name CAS Number Parameter Modified Parameter Symbol Parameter Units Original Value Modified Value Trichloroethane 1,1,1- 71-55-6 2.49 0 Dichlorobenzene 1,2- 95-50-1 Lag Time Tau hours 0.69 0.69 Dichlorobenzene 1,2- 95-50-1 Surface Water Partition Coefficient Kdsw --- 28.4 28.4 Dichlorobenzene 1,2- 95-50-1 3.43 0 Dichloroethane 1,2- 107-06-2 Bioconcentration Factor BCF L/kg FW tissue 7.85 7.85 Dichloroethane 1,2- 107-06-2 Lag Time Tau hours 0.35 0.35 Dichloroethane 1,2- 107-06-2 1.48 8 41118697101 Phenol 108-95-2 Molecular Weight MW g/mole 94.1 94.1 Phenol 108-95-2 Surface Water Partition Coefficient Kdsw --- 1.65 1.65 Phenol 108-95-2 1.46 0 Fluoranthene 206-44-0 5.16 0 Dichloroethylene 1,1- 75-35-4 Toxicity Characteristic Level TC mg/L 0.7 0.7 Dichloroethylene 1,1- 75-35-4 Time to Steady State t* hours 0.82 0.82 Dichloroethylene 1,1- 75-35-4 Surface Water Partition Coefficient Kdsw --- 37.3 37.3 Dichloroethylene 1,1- 75-35-4 2.13 0 Pyrene 129-00-0 Skin Permeability Coefficient Kpw cm/hr 0.47 0.47 Pyrene 129-00-0 4.88 0 Trichloroethylene (Trichloroethylene 1 1 2-) 79-01-6 Surface Impoundment Dilution Attenuation Factor DAFSI L/mg 3.32 3.32 Trichloroethylene (Trichloroethylene 1 1 2-) 79-01-6 Chronic Ecological Value Aquatic TRV mg/L 0.35 0.35 Trichloroethylene (Trichloroethylene 1 1 2-) 79-01-6 2.42 6 98055812138 Xylenes (total) 1330-20-7 3.12 0 Dimethylphenol, 2,4- 105-67-9 2.3 0 Dinitrophenol 2,4- 51-28-5 Time to Steady State t* hours 2.8 2.8 Dinitrophenol 2,4- 51-28-5 1.67 0 Pyridine 110-86-1 Molecular Weight MW g/mole 79.1 79.1 Pyridine 110-86-1 0.65 0 Ethylbenzene 100-41-4 Maximum Concentration Level MCL mg/L 0.7 0.7 Ethylbenzene 100-41-4 3.15 0 Benzo(k)fluoranthene 207-08-9 Lag Time Tau hours 3.03 3.03 Benzo(k)fluoranthene 207-08-9 6.11 6 00761346755 Bis(2-ethylhexyl)phthalate 117-81-7 7.6 2 06142450802 Nitrobenzene 98-95-3 1.85 0 Dioxane 1,4- 123-91-1 Molecular Weight MW g/mole 88.1 88.1 Dioxane 1,4- 123-91-1 -0.27 9 47261968147 Chromium 7440-47-4 Landfill Dilution Attenuation Factor DAFLF L/mg 3850 0 Chromium 7440-47-4 Surface Impoundment Dilution Attenuation Factor DAFSI L/mg 1530 0 Mercury (Total) 7439-97-6 0.62 0 A nthracene 120-12-7 Soil Saturation Level SOILSAT mg/kg 6.1 6.1 A nthracene 120-12-7 4.45 0 Dimethyl phthalate 131-11-3 1.6 0 Di-n-butyl phthalate 84-74-2 Chemical Solubility SOL mg/L 11.2 11.2 Di-n-butyl phthalate 84-74-2 4.5 0 Benz(a)anthracene 56-55-3 5.76 6 82127657668 Mercury (Fish Pathway Only) 22967-92-6 0.08 0 Chrysene 218-01-9 Soil Saturation Level SOILSAT mg/kg 3.8 3.8 Chrysene 218-01-9 5.81 0 91393871902 Cyanide 57-12-5 -0.25 0 Nitrophenol 4- 100-02-7 1.91 0 Dichlorobenzene 1,4- 106-46-7 Lag Time Tau hours 0.69 0.69 Dichlorobenzene 1,4- 106-46-7 3.44 0 97054576124 Dichlorobenzene 1,3- 541-73-1 Lag Time Tau hours 0.69 0.69 Dichlorobenzene 1,3- 541-73-1 3.53 0 A rsenic 7440-38-2 Landfill Dilution Attenuation Factor DAFLF L/mg 19.21 0 A rsenic 7440-38-2 Surface Impoundment Dilution Attenuation Factor DAFSI L/mg 7.7 0 Selenium 7782-49-2 Landfill Dilution Attenuation Factor DAFLF L/mg 11.59 0 Selenium 7782-49-2 Surface Impoundment Dilution Attenuation Factor DAFSI L/mg 4.6 0 Selenium 7782-49-2 Molecular Weight MW g/mole 78.96 78.96 Dinitrotoluene 2,4- 121-14-2 1.98 3 65518944594 Cresol o- 95-48-7 Bioconcentration Factor BCF L/kg FW tissue 17.865 17.865 Cresol o- 95-48-7 1.95 0 Cresol m- 108-39-4 1.96 0 Butyl benzyl phthalate 85-68-7 Inhalation Reference Dose RFC mg/m3 0.7 0.7

# List of COCs with Altered Chemical Properties

Results for Analysis: Copy of ConocoPhillips Chemical Name CAS Number Parameter Modified Parameter Symbol Parameter Units Original Value Modified Value Butyl benzyl phthalate 85-68-7 4.73 0 Naphthalene 91-20-3 Inhalation Carcinogenic Slope Factor CSFi 1/(mg/kg-day) 0.35 0.35 Naphthalene 91-20-3 Bioconcentration Factor BCF L/kg FW tissue 189.67 189.67 Naphthalene 91-20-3 Surface Impoundment Dilution Attenuation Factor DAFSI L/mg 4.31 4.31 Naphthalene 91-20-3 3.3 0 Dibenz(a,h)anthracene 53-70-3 6.75 0 00479306304 Diethyl phthalate 84-66-2 2.42 0 Indeno (1,2,3-cd) pyrene 193-39-5 6.91 2 99459861655 Fluorene 86-73-7 4.18 0 Silver 7440-22-4 Bioconcentration Factor BCF L/kg FW tissue 87.71 87.71 Cresol p- 106-44-5 1.94 0 Tetrachloroethylene 127-18-4 Toxicity Characteristic Level TC mg/L 0.7 0.7 Tetrachloroethylene 127-18-4 Surface Water Partition Coefficient Kdsw --- 19.9 19.9 Tetrachloroethylene 127-18-4 3.4 6 01897974755 A cenaphthene 83-32-9 Chemical Solubility SOL mg/L 3.8 3.8 A cenaphthene 83-32-9 Bunge Coefficient B --- 0.83 0.83 A cenaphthene 83-32-9 3.92 0 Benzo(b)fluoranthene 205-99-2 Skin Permeability Coefficient Kpw cm/hr 1.4 1.4 Benzo(b)fluoranthene 205-99-2 5.78 6 17707128036 Benzo(a)pyrene 50-32-8 6.13 7 15380334956 Carbon disulfide 75-15-0 Inhalation Reference Dose RFC mg/m3 0.7 0.7 Carbon disulfide 75-15-0 Molecular Weight MW g/mole 76.1 76.1 Carbon disulfide 75-15-0 1.94 0 Phenanthrene 85-01-8 Time to Steady State t* hours 5.6 5.6 Phenanthrene 85-01-8 4.46 0 Styrene 100-42-5 Inhalation Reference Dose RFC mg/m3 1.015 1.015 Styrene 100-42-5 Surface Impoundment Dilution Attenuation Factor DAFSI L/mg 3.82 3.82 Styrene 100-42-5 2.95 0 Di-n-octyl phthalate 117-84-0 8.1 0 Toluene 108-88-3 Molecular Weight MW g/mole 92.1 92.1 Toluene 108-88-3 2.73 0 Ethylene dibromide (1 2-Dibromoethane) 106-93-4 1.96 2 98186458004 Chlorobenzene 108-90-7 2.84 0 Methyl ethyl ketone 78-93-3 Molecular Weight MW g/mole 72.1 72.1 Methyl ethyl ketone 78-93-3 0.29 0 Dichloroethane 1,1- 75-34-3 Landfill Dilution Attenuation Factor DAFLF L/mg 18.9 18.9 Dichloroethane 1,1- 75-34-3 Lag Time Tau hours 0.35 0.35 Dichloroethane 1,1- 75-34-3 1.79 0 Benzene 71-43-2 Molecular Weight MW g/mole 78.1 78.1 Benzene 71-43-2 2.13 9 86804280103 Chloroform 67-66-3 Lag Time Tau hours 0.47 0.47 Chloroform 67-66-3 1.97 0

# Limiting Pathways

Results for Analysis: Copy of ConocoPhillips Detection Limit Analysis - Toxicity of Petitioned Waste cannot be confirmed if Detection Limits fall below maximum allowable concentration Chemical Name CAS Number Maximum Allowable TCLP Concentration (mg/L) Maximum Allowable TCLP Pathway Maximum Allowable Total Concentration (mg/Kg) Maximum Allowable Total Pathway

Trichloroethane 1,1,1- 71-55-6 4.14E+05 MCL 1.73E+09 Air Volatile Inhalation Dichlorobenzene 1,2- 95-50-1 3.32E+02 MCL 1.40E+08 Fish Ingestion Dichloroethane 1,2- 107-06-2 3.23E+00 MCL 5.82E+05 Air Volatile Inhalation Phenol 108-95-2 6.19E+03 GW Ingestion 1.46E+10 Fish Ingestion Beryllium 7440-41-7 2.78E+00 MCL 9.83E+05 Air Particulate Inhalation Fluoranthene 206-44-0 8.78E+01 GW Dermal-Child 7.45E+05 Fish Ingestion Cadmium 7440-43-9 3.25E+00 MCL 2.04E+05 Fish Ingestion Dichloroethylene 1,1- 75-35-4 3.84E+00 MCL 2.03E+07 Air Volatile Inhalation Pyrene 129-00-0 1.59E+02 GW Dermal-Child 1.34E+06 Fish Ingestion Trichloroethylene (Trichloroethylene 1,1,2 - ) 79-01-6 2.76E+00 MCL 2.73E+06 Fish Ingestion Xylenes (total) 1330-20-7 3.41E+02 GW Inhalation 5.35E+08 Fish Ingestion Dimethylphenol, 2,4- 105-67-9 4.04E+02 GW Ingestion 2.24E+08 Fish Ingestion Dinitrophenol 2,4- 51-28-5 4.12E+01 GW Ingestion 6.76E+07 Fish Ingestion Lead 7439-92-1 1.87E+01 MCL 2.25E+07 Air Particulate Inhalation Pyridine 110-86-1 2.06E+01 GW Ingestion 6.19E+07 Soil Ingestion Ethylbenzene 100-41-4 3.87E+02 MCL 2.54E+08 Fish Ingestion Cobalt 7440-48-4 7.34E+00 GW Ingestion 2.62E+05 Air Particulate Inhalation Vanadium 7440-62-2 1.17E+02 GW Ingestion 3.10E+08 Soil Ingestion Zinc 7440-66-6 7.23E+03 GW Ingestion 5.39E+07 Fish Ingestion Benzo(k)fluoranthene 207-08-9 2.38E+19 GW Dermal-Adult 2.05E+04 Fish Ingestion Bis(2-ethylhexyl)phthalate 117-81-7 2.14E+29 MCL 3.91E+08 Soil Ingestion Nitrobenzene 98-95-3 1.03E+01 GW Ingestion 3.10E+07 Soil Ingestion Dioxane 1,4- 123-91-1 3.65E+01 GW Ingestion 9.23E+06 Air Volatile Inhalation Chromium 7440-47-4 6.38E+01 MCL 1.97E+05 Air Particulate Inhalation Mercury (Total) 7439-97-6 2.42E+00 GW Inhalation 1.86E+07 Soil Ingestion A nthracene 120-12-7 9.24E+02 GW Dermal-Child 4.50E+07 Fish Ingestion Dimethyl phthalate 131-11-3 2.06E+05 GW Ingestion 3.82E+11 Fish Ingestion Di-n-butyl phthalate 84-74-2 8.78E+02 GW Dermal-Child 1.35E+07 Fish Ingestion Benz(a)anthracene 56-55-3 2.50E+00 GW Dermal-Adult 2.97E+03 Fish Ingestion Mercury (Fish Pathway Only) 22967-92-6 --- 7.26E+01 Fish Ingestion Chrysene 218-01-9 2.50E+02 GW Dermal-Adult 2.91E+05 Fish Ingestion Cyanide 57-12-5 1.10E+02 MCL 1.17E+07 Fish Ingestion Nitrophenol 4- 100-02-7 --- --- Not Applicable Dichlorobenzene 1,4- 106-46-7 1.69E+01 GW Ingestion 1.59E+06 Fish Ingestion Dichlorobenzene 1,3- 541-73-1 --- --- Not Applicable A rsenic 7440-38-2 3.01E-01 GW Ingestion 5.41E+04 Fish Ingestion Selenium 7782-49-2 3.10E+01 MCL 1.43E+07 Fish Ingestion Dinitrotoluene 2,4- 121-14-2 5.90E-01 GW Ingestion 2.30E+06 Fish Ingestion A ntimon y 7440-36-0 3.83E+00 MCL 3.70E+06 Fish Ingestion Cresol o- 95-48-7 1.03E+03 GW Ingestion 1.04E+09 Fish Ingestion Cresol m- 108-39-4 1.03E+03 GW Ingestion 1.02E+09 Fish Ingestion Butyl benzyl phthalate 85-68-7 1.43E+03 GW Dermal-Child 1.32E+07 Fish Ingestion Naphthalene 91-20-3 1.17E+00 GW Inhalation 2.36E+07 Air Particulate Inhalation Dibenz(a,h)anthracene 53-70-3 1.32E+13 GW Dermal-Adult 2.32E+02 Fish Ingestion Diethyl phthalate 84-66-2 3.57E+04 GW Ingestion 7.28E+09 Fish Ingestion Indeno (1,2,3-cd) pyrene 193-39-5 8.79E+10 GW Dermal-Adult 5.47E+03 Fish Ingestion Fluorene 86-73-7 1.75E+02 GW Dermal-Child 1.22E+07 Fish Ingestion Silver 7440-22-4 2.42E+02 GW Ingestion 2.11E+07 Fish Ingestion Cresol p- 106-44-5 1.03E+02 GW Ingestion 1.05E+08 Fish Ingestion Tetrachloroethylene 127-18-4 7.29E-01 GW Ingestion 7.58E+04 Fish Ingestion

# Limiting Pathways

Results for Analysis: Copy of ConocoPhillips Detection Limit Analysis - Toxicity of Petitioned Waste cannot be confirmed if Detection Limits fall below maximum allowable concentration Chemical Name CAS Number Maximum Allowable TCLP Concentration (mg/L) Maximum Allowable TCLP Pathway Maximum Allowable Total Concentration (mg/Kg) Maximum Allowable Total Pathway

Nickel 7440-02-0 4.80E+02 GW Ingestion 9.83E+06 Air Particulate Inhalation A cenaphthene 83-32-9 3.79E+02 GW Dermal-Child 3.97E+07 Fish Ingestion Benzo(b)fluoranthene 205-99-2 7.99E+03 GW Dermal-Adult 1.73E+03 Fish Ingestion Benzo(a)pyrene 50-32-8 9.39E+02 GW Dermal-Adult 2.20E+02 Fish Ingestion Carbon disulfide 75-15-0 2.01E+03 GW Inhalation 1.16E+08 Air Volatile Inhalation Phenanthrene 85-01-8 --- --- Not Applicable Styrene 100-42-5 5.39E+01 MCL 7.20E+08 Fish Ingestion Di-n-octyl phthalate 117-84-0 9.24E+28 GW Dermal-Child 2.66E+08 Fish Ingestion Toluene 108-88-3 5.39E+02 MCL 4.23E+08 Fish Ingestion Ethylene dibromide (1,2 - Dibromoethane) 106-93-4 3.74E+00 MCL 2.54E+05 Fish Ingestion Chlorobenzene 108-90-7 5.39E+01 MCL 8.73E+07 Fish Ingestion Methyl ethyl ketone 78-93-3 1.24E+04 GW Ingestion 4.09E+09 Air Volatile Inhalation Dichloroethane 1,1- 75-34-3 1.89E+03 GW Inhalation 1.33E+08 Air Volatile Inhalation Benzene 71-43-2 2.75E+00 MCL 1.77E+06 Air Volatile Inhalation Chloroform 67-66-3 2.86E+00 GW Inhalation 3.07E+05 Air Volatile Inhalation Barium 7440-39-3 1.28E+03 MCL 5.87E+07 Air Particulate Inhalation

## Groundwater Pathway Hazard Quotient

Results for Analysis: Copy of ConocoPhillips Petitioned Waste Non-carcinogenic Hazard Q uotient - Groundwater Exposure Pathways Chemical Name Waste Stream TCLP Concentration (mg/L) Dilution Attenuation Factor (DAF) Waste Volume Adjusted DAF Groundwater Ingestion Pathway Groundwater Inhalation Pathway Groundwater Dermal Absorption

Pathway - Adult Groundwater Dermal Absorption

Pathway - Child Groundwater Pathway Aggregate Hazard Quotient Trichloroethane 1,1,1- 1.00E-02 5.81E+04 2.07E+06 6.43E-11 1.81E-10 2.98E-11 6.70E-11 3.12E-10 Dichlorobenzene 1,2- 1.00E-02 1.55E+01 5.53E+02 5.35E-06 1.22E-05 4.06E-06 8.83E-06 2.64E-05 Dichloroethane 1,2- 1.00E-02 1.81E+01 6.46E+02 2.06E-05 8.18E-07 8.77E-07 1.91E-06 2.34E-05 Phenol 3.30E-03 1.54E+01 5.49E+02 5.33E-07 --- 2.41E-08 5.26E-08 5.86E-07 Beryllium 3.00E-02 4.50E+02 1.60E+04 5.74E-04 --- 1.44E-06 3.59E-06 5.78E-04 Fluoranthene 3.50E-03 2.90E+01 1.03E+03 2.25E-06 1.02E-07 1.83E-05 3.99E-05 4.22E-05 Cadmium 6.00E-03 4.28E+01 1.53E+03 4.87E-04 --- 1.22E-06 3.05E-06 4.91E-04 Dichloroethylene 1,1- 1.00E-02 1.54E+01 5.49E+02 9.70E-06 1.84E-05 1.25E-06 2.72E-06 3.08E-05 Pyrene 2.60E-03 6.84E+01 2.44E+03 9.46E-07 --- 7.53E-06 1.64E-05 1.73E-05 Trichloroethylene (Trichloroethylene 1 1 2-) 1.00E-02 1.55E+01 5.53E+02 1.61E-03 5.24E-06 1.08E-03 2.42E-03 4.03E-03 Xylenes (total) 7.10E-02 1.55E+01 5.53E+02 1.71E-05 2.08E-04 1.12E-05 2.44E-05 2.50E-04 Dimethylphenol, 2,4- 1.90E-03 1.51E+01 5.39E+02 4.70E-06 8.13E-08 7.27E-07 1.58E-06 6.36E-06 Dinitrophenol 2,4- 1.40E-03 1.54E+01 5.49E+02 3.39E-05 --- 9.25E-07 2.01E-06 3.60E-05 Lead 5.35E-03 --- --- --- --- --- --- --- Pyridine 2.00E-03 1.54E+01 5.49E+02 9.70E-05 --- 1.32E-06 2.88E-06 9.99E-05 Ethylbenzene 1.00E-02 1.55E+01 5.53E+02 4.82E-06 2.93E-06 3.04E-06 6.61E-06 1.44E-05 Cobalt 7.37E-03 1.23E+03 4.39E+04 9.55E-04 --- 2.39E-06 5.98E-06 9.61E-04 Vanadium 1.30E-01 1.72E+01 6.13E+02 7.47E-04 --- 1.87E-06 4.67E-06 7.51E-04 Zinc 2.27E-01 4.82E+01 1.72E+03 2.99E-05 --- 7.47E-08 1.87E-07 3.01E-05 Benzo(k)fluoranthene 9.00E-04 --- --- --- --- --- --- --- Bis(2-ethylhexyl)phthalate 3.30E-03 1.00E+30 3.57E+31 1.23E-34 6.29E-38 2.58E-34 5.61E-34 6.84E-34 Nitrobenzene 8.00E-04 1.54E+01 5.49E+02 7.76E-05 7.01E-06 5.10E-06 1.11E-05 9.57E-05 Dioxane 1,4- 2.00E+00 --- --- --- --- --- --- --- Chromium 6.00E-03 4.50E+02 1.60E+04 4.60E-05 --- 1.15E-07 2.88E-07 4.62E-05 Mercury (Total) 5.20E-05 4.70E+01 1.68E+03 2.75E-06 2.14E-05 6.89E-09 1.72E-08 2.42E-05 A nthracene 1.70E-03 1.87E+01 6.67E+02 2.26E-07 1.60E-08 8.44E-07 1.84E-06 2.08E-06 Dimethyl phthalate 5.00E-04 1.54E+01 5.49E+02 2.42E-09 1.23E-12 6.11E-11 1.33E-10 2.56E-09 Di-n-butyl phthalate 5.00E-04 2.98E+01 1.06E+03 1.25E-07 --- 2.62E-07 5.70E-07 6.95E-07 Benz(a)anthracene 5.00E-04 --- --- --- --- --- --- --- Mercury (Fish Pathway Only) 5.20E-05 --- --- --- --- --- --- --- Chrysene 8.00E-04 --- --- --- --- --- --- --- Cyanide 3.00E-03 1.54E+01 5.49E+02 7.27E-06 --- --- --- 7.27E-06 Nitrophenol 4- 1.90E-03 --- --- --- --- --- --- --- Dichlorobenzene 1,4- 1.00E-02 1.56E+01 5.56E+02 --- 3.19E-06 --- --- 3.19E-06 Dichlorobenzene 1,3- 1.00E-02 --- --- --- --- --- --- --- A rsenic 1.57E-01 4.29E+01 1.53E+03 2.16E-02 --- 5.40E-05 1.35E-04 2.17E-02 Selenium 1.80E-01 4.26E+01 1.52E+03 1.51E-03 --- 3.77E-06 9.42E-06 1.52E-03 Dinitrotoluene 2,4- 1.00E-03 1.54E+01 5.49E+02 2.42E-05 --- 1.37E-06 2.99E-06 2.72E-05 A ntimon y 7.43E-03 4.26E+01 1.52E+03 7.66E-04 --- 1.91E-06 4.79E-06 7.71E-04 Cresol o- 1.00E-03 1.54E+01 5.49E+02 9.70E-07 --- 9.32E-08 2.03E-07 1.17E-06 Cresol m- 2.40E-02 1.54E+01 5.49E+02 2.33E-05 --- 2.03E-06 4.43E-06 2.77E-05 Butyl benzyl phthalate 7.00E-04 2.76E+01 9.84E+02 9.47E-08 8.54E-10 2.25E-07 4.90E-07 5.86E-07 Naphthalene 8.60E-02 1.55E+01 5.53E+02 2.07E-04 4.80E-03 1.60E-04 3.50E-04 5.36E-03 Dibenz(a,h)anthracene 8.00E-04 --- --- --- --- --- --- --- Diethyl phthalate 5.00E-04 3.33E+01 1.19E+03 1.40E-08 --- 1.37E-09 2.98E-09 1.70E-08 Indeno (1,2,3-cd) pyrene 1.30E-03 --- --- --- --- --- --- --- Fluorene 8.50E-03 1.68E+01 5.99E+02 9.45E-06 2.89E-06 2.23E-05 4.86E-05 6.09E-05 Silver 7.00E-03 4.78E+01 1.70E+03 2.21E-05 --- 5.53E-08 1.38E-07 2.23E-05 Cresol p- 2.40E-02 1.54E+01 5.49E+02 2.33E-04 --- 2.03E-05 4.43E-05 2.77E-04 Tetrachloroethylene 1.20E-02 1.51E+01 5.39E+02 5.93E-05 1.11E-04 1.17E-05 2.54E-05 1.95E-04 Nickel 1.73E-01 4.28E+01 1.53E+03 3.57E-04 --- 8.92E-07 2.23E-06 3.59E-04 A cenaphthene 5.10E-03 1.61E+01 5.74E+02 3.94E-06 1.22E-06 6.17E-06 1.35E-05 1.86E-05 Benzo(b)fluoranthene 7.00E-04 --- --- --- --- --- --- --- Benzo(a)pyrene 6.00E-04 --- --- --- --- --- --- --- Carbon disulfide 2.00E-02 1.78E+01 6.35E+02 8.39E-06 9.94E-06 9.86E-07 2.15E-06 2.05E-05 Phenanthrene 1.80E-02 --- --- --- --- --- --- --- Styrene 1.00E-02 1.51E+01 5.39E+02 2.47E-06 2.84E-06 1.14E-06 2.48E-06 7.79E-06 Di-n-octyl phthalate 6.00E-04 1.00E+30 3.57E+31 1.12E-35 3.99E-38 2.98E-33 6.49E-33 6.50E-33 Toluene 2.00E-02 1.51E+01 5.39E+02 1.24E-05 1.22E-06 4.54E-06 9.90E-06 2.35E-05 Ethylene dibromide (1,2-Dibromoethane) 1.00E-02 2.10E+03 7.49E+04 3.95E-07 1.29E-06 1.44E-08 3.13E-08 1.72E-06 Chlorobenzene 1.00E-02 1.51E+01 5.39E+02 2.47E-05 6.08E-05 9.41E-06 2.05E-05 1.06E-04 Methyl ethyl ketone 2.00E-02 1.54E+01 5.49E+02 1.62E-06 1.25E-07 1.20E-08 2.62E-08 1.77E-06 Dichloroethane 1,1- 1.00E-02 1.89E+01 6.74E+02 1.98E-06 5.30E-06 1.44E-07 3.13E-07 7.59E-06 Benzene 1.00E-02 1.54E+01 5.49E+02 1.21E-04 1.06E-04 1.79E-05 3.91E-05 2.66E-04 Chloroform 1.00E-02 1.59E+01 5.67E+02 4.70E-05 2.98E-05 3.69E-06 8.05E-06 8.48E-05 Barium 1.12E+00 4.26E+01 1.52E+03 2.30E-04 --- 5.75E-07 1.44E-06 2.32E-04 A ll Waste Constituents --- --- --- 3.00E-02 5.41E-03 1.47E-03 3.28E-03 3.87E-02Groundwater Pathway RiskResults for Analysis: Copy of ConocoPhillipsPetitioned Waste Carcinogenic Risk - Groundwater Exposure PathwaysChemical NameDilutionAttenuationFactor (DAF)Waste VolumeAdjusted DAFWaste Stream TCLPConcentration (mg/L)GroundwaterIngestion PathwayGroundwaterInhalation PathwayGroundwaterDermal AbsorptionPathway - AdultGroundwaterDermal AbsorptionPathway - ChildGroundwaterPathway AggregateRiskTrichloroethane 1,1,1-------1.00E-02---------------Dichlorobenzene 1,2-------1.00E-02---------------Dichloroethane 1,2-1.81E+016.46E+021.00E-021.93E-082.66E-086.38E-102.78E-104.66E-08Phenol------3.30E-03---------------Beryllium------3.00E-02---------------Fluoranthene------3.50E-03---------------Cadmium------6.00E-03---------------Dichloroethylene 1,1-------1.00E-02---------------Pyrene------2.60E-03---------------Trichloroethylene(Trichloroethylene 1 1 2-)1.55E+015.53E+021.00E-023.22E-093.22E-091.69E-097.55E-108.12E-09Xylenes (total)------7.10E-02---------------Dimethylphenol, 2,4-------1.90E-03---------------Dinitrophenol 2,4-------1.40E-03---------------Lead------5.35E-03---------------Pyridine------2.00E-03---------------Ethylbenzene------1.00E-02---------------Cobalt------7.37E-03---------------Vanadium------1.30E-01---------------Zinc------2.27E-01---------------Benzo(k)fluoranthene1.25E+214.46E+229.00E-042.02E-291.73E-323.78E-281.65E-283.98E-28Bis(2-ethylhexyl)phthalate1.00E+303.57E+313.30E-031.77E-389.02E-422.88E-381.26E-384.66E-38Nitrobenzene------8.00E-04---------------Dioxane 1,4-1.54E+015.49E+022.00E+005.48E-071.46E-089.37E-104.08E-105.63E-07Chromium------6.00E-03---------------Groundwater Pathway RiskResults for Analysis: Copy of ConocoPhillipsPetitioned Waste Carcinogenic Risk - Groundwater Exposure PathwaysChemical NameDilutionAttenuationFactor (DAF)Waste VolumeAdjusted DAFWaste Stream TCLPConcentration (mg/L)GroundwaterIngestion PathwayGroundwaterInhalation PathwayGroundwaterDermal AbsorptionPathway - AdultGroundwaterDermal AbsorptionPathway - ChildGroundwaterPathway AggregateRiskMercury (Total)------5.20E-05---------------Anthracene------1.70E-03---------------Dimethyl phthalate------5.00E-04---------------Di-n-butyl phthalate------5.00E-04---------------Benz(a)anthracene9.61E+023.43E+045.00E-041.46E-101.09E-122.00E-098.71E-102.15E-09Mercury (Fish Pathway Only)------5.20E-05---------------Chrysene9.61E+023.43E+048.00E-042.33E-125.87E-153.20E-111.39E-113.43E-11Cyanide------3.00E-03---------------Nitrophenol 4-------1.90E-03---------------Dichlorobenzene 1,4-1.56E+015.56E+021.00E-025.90E-09---3.43E-091.49E-099.33E-09Dichlorobenzene 1,3-------1.00E-02---------------Arsenic4.29E+011.53E+031.57E-015.22E-06---1.02E-085.09E-095.23E-06Selenium------1.80E-01---------------Dinitrotoluene 2,4-1.54E+015.49E+021.00E-031.69E-08---7.46E-103.25E-101.77E-08Antimony------7.43E-03---------------Cresol o-------1.00E-03---------------Cresol m-------2.40E-02---------------Butyl benzyl phthalate------7.00E-04---------------Naphthalene1.55E+015.53E+028.60E-02---7.37E-07------7.37E-07Dibenz(a,h)anthracene1.75E+176.24E+188.00E-041.28E-232.91E-286.07E-222.64E-226.20E-22Diethyl phthalate------5.00E-04---------------Indeno (1,2,3-cd) pyrene1.14E+144.07E+151.30E-033.19E-213.17E-261.48E-196.44E-201.51E-19Fluorene------8.50E-03---------------Silver------7.00E-03---------------Groundwater Pathway RiskResults for Analysis: Copy of ConocoPhillipsPetitioned Waste Carcinogenic Risk - Groundwater Exposure PathwaysChemical NameDilutionAttenuationFactor (DAF)Waste VolumeAdjusted DAFWaste Stream TCLPConcentration (mg/L)GroundwaterIngestion PathwayGroundwaterInhalation PathwayGroundwaterDermal AbsorptionPathway - AdultGroundwaterDermal AbsorptionPathway - ChildGroundwaterPathway AggregateRiskCresol p-------2.40E-02---------------Tetrachloroethylene1.51E+015.39E+021.20E-021.65E-071.19E-082.52E-081.10E-082.02E-07Nickel------1.73E-01---------------Acenaphthene------5.10E-03---------------Benzo(b)fluoranthene5.84E+062.08E+087.00E-043.36E-144.22E-168.76E-133.82E-139.10E-13Benzo(a)pyrene5.88E+062.10E+086.00E-042.86E-134.92E-166.39E-122.78E-126.68E-12Carbon disulfide------2.00E-02---------------Phenanthrene------1.80E-02---------------Styrene------1.00E-02---------------Di-n-octyl phthalate------6.00E-04---------------Toluene------2.00E-02---------------Ethylene dibromide(1 2-Dibromoethane)2.10E+037.49E+041.00E-023.65E-093.40E-091.03E-104.50E-117.16E-09Chlorobenzene------1.00E-02---------------Methyl ethyl ketone------2.00E-02---------------Dichloroethane 1,1-------1.00E-02---------------Benzene1.54E+015.49E+021.00E-021.37E-081.26E-081.58E-096.88E-102.78E-08Chloroform1.59E+015.67E+021.00E-02---3.50E-08------3.50E-08Barium------1.12E+00---------------All Waste Constituents---------6.00E-068.45E-074.65E-082.10E-086.89E-06

## Maximum Allowable TCLP Concentrations - Groundwater Exposure Pathways

Results for Analysis: Copy of ConocoPhillips Chemical Name Risk Factor = 1.00E-05 HQ Factor = 1.00E+00 * = Detection Limit Actual Waste Stream TCLP Concentration (mg/L) Limiting Maximum Allowable Receptor Concentration Dilution Attenuation Factor (DAF) Waste Volume Adjusted DAF Delisting Level (Waste) (mg/L -

Leachate ) Max. Allowable Receptor Concentration Based on Groundwater Ingestion Max. Allowable Receptor Concentration Based on Groundwater Inhalation Max. Allowable Receptor Concentration Based on

Adult Groundwater Dermal Absorption Max. Allowable Concentration Based on

Child Groundwater Dermal Absorption Max Allowable Concentration Based on MCL (mg/L) Nitrophenol 4- 1.90E-03 --- --- --- * --- --- --- --- --- Ethylbenzene 1.00E-02 7.00E-01 1.55E+01 5.53E+02 * 3.75E+00 6.18E+00 5.96E+00 2.74E+00 7.00E-01 Styrene 1.00E-02 1.00E-01 1.51E+01 5.39E+02 * 7.51E+00 6.55E+00 1.63E+01 7.49E+00 1.00E-01 Dimethylphenol, 2,4- 1.90E-03 7.51E-01 1.51E+01 5.39E+02 * 7.51E-01 4.34E+01 4.85E+00 2.23E+00 --- Cresol p- 2.40E-02 1.88E-01 1.54E+01 5.49E+02 1.03E+02 1.88E-01 --- 2.15E+00 9.86E-01 --- Dichlorobenzene 1,4- 1.00E-02 3.05E-02 1.56E+01 5.56E+02 * 3.05E-02 5.64E+00 5.24E-02 1.20E-01 7.50E-02 Ethylene dibromide (1 2 Dibromoethane) 1.00E-02 5.00E-05 2.10E+03 7.49E+04 * 3.65E-04 3.92E-04 1.29E-02 2.96E-02 5.00E-05 Dichloroethane 1,2- 1.00E-02 5.00E-03 1.81E+01 6.46E+02 * 8.03E-03 5.82E-03 2.43E-01 5.57E-01 5.00E-03 Cresol m- 2.40E-02 1.88E+00 1.54E+01 5.49E+02 1.03E+03 1.88E+00 --- 2.15E+01 9.86E+00 --- Toluene 2.00E-02 1.00E+00 1.51E+01 5.39E+02 5.39E+02 3.00E+00 3.04E+01 8.17E+00 3.75E+00 1.00E+00 Chlorobenzene 1.00E-02 1.00E-01 1.51E+01 5.39E+02 * 7.51E-01 3.05E-01 1.97E+00 9.06E-01 1.00E-01 Phenol 3.30E-03 1.13E+01 1.54E+01 5.49E+02 6.19E+03 1.13E+01 --- 2.49E+02 1.14E+02 --- Pyridine 2.00E-03 3.75E-02 1.54E+01 5.49E+02 * 3.75E-02 --- 2.75E+00 1.26E+00 --- Bis(2-ethylhexyl)phthalat e 3.30E-03 6.00E-03 1.00E+30 3.57E+31 * 5.22E-02 1.03E+02 3.21E-02 7.36E-02 6.00E-03 Di-n-octyl phthalate 6.00E-04 2.59E-03 1.00E+30 3.57E+31 * 1.50E+00 4.22E+02 5.65E-03 2.59E-03 --- A nthracene 1.70E-03 1.39E+00 1.87E+01 6.67E+02 9.24E+02 1.13E+01 1.59E+02 3.02E+00 1.39E+00 --- Dinitrotoluene 2,4- 1.00E-03 1.07E-03 1.54E+01 5.49E+02 * 1.07E-03 --- 2.44E-02 5.60E-02 --- Dioxane 1,4- 2.00E+00 6.65E-02 1.54E+01 5.49E+02 * 6.65E-02 2.50E+00 3.89E+01 8.92E+01 --- Tetrachloroethylene 1.20E-02 1.35E-03 1.51E+01 5.39E+02 * 1.35E-03 1.87E-02 8.84E-03 2.03E-02 5.00E-03 Pyrene 2.60E-03 6.50E-02 6.84E+01 2.44E+03 1.59E+02 1.13E+00 --- 1.42E-01 6.50E-02 --- Dimethyl phthalate 5.00E-04 3.75E+02 1.54E+01 5.49E+02 * 3.75E+02 7.42E+05 1.49E+04 6.84E+03 --- Xylenes (total) 7.10E-02 6.17E-01 1.55E+01 5.53E+02 3.41E+02 7.51E+00 6.17E-01 1.14E+01 5.26E+00 1.00E+01 Indeno (1,2,3-cd) pyrene 1.30E-03 2.16E-05 1.14E+14 4.07E+15 * 1.00E-03 1.01E+02 2.16E-05 4.96E-05 --- Benzo(b)fluoranthene 7.00E-04 3.84E-05 5.84E+06 2.08E+08 * 1.00E-03 7.97E-02 3.84E-05 8.81E-05 --- Fluoranthene 3.50E-03 8.49E-02 2.90E+01 1.03E+03 8.78E+01 1.50E+00 3.32E+01 1.85E-01 8.49E-02 --- Benzo(k)fluoranthene 9.00E-04 5.35E-04 1.25E+21 4.46E+22 * 1.00E-02 1.16E+01 5.35E-04 1.23E-03 --- Chrysene 8.00E-04 7.29E-03 9.61E+02 3.43E+04 * 1.00E-01 3.97E+01 7.29E-03 1.67E-02 --- Mercury (Fish Pathway Only) 5.20E-05 --- --- --- --- --- --- --- --- --- Benzo(a)pyrene 6.00E-04 4.48E-06 5.88E+06 2.10E+08 * 1.00E-04 5.81E-02 4.48E-06 1.03E-05 2.00E-04 Dinitrophenol 2,4- 1.40E-03 7.51E-02 1.54E+01 5.49E+02 * 7.51E-02 --- 2.76E+00 1.27E+00 --- Dibenz(a,h)anthracene 8.00E-04 2.11E-06 1.75E+17 6.24E+18 * 1.00E-04 4.41E+00 2.11E-06 4.85E-06 --- Dichlorobenzene 1,3- 1.00E-02 --- --- --- * --- --- --- --- --- Benz(a)anthracene 5.00E-04 7.29E-05 9.61E+02 3.43E+04 * 1.00E-03 1.34E-01 7.29E-05 1.67E-04 --- Cyanide 3.00E-03 2.00E-01 1.54E+01 5.49E+02 * 7.51E-01 --- --- --- 2.00E-01 Chloroform 1.00E-02 5.03E-03 1.59E+01 5.67E+02 * 3.75E-01 5.03E-03 4.77E+00 2.19E+00 8.00E-02 Benzene 1.00E-02 5.00E-03 1.54E+01 5.49E+02 * 1.33E-02 1.45E-02 1.15E-01 2.65E-01 5.00E-03 Trichloroethane 1,1,1- 1.00E-02 2.00E-01 5.81E+04 2.07E+06 * 7.51E+01 2.67E+01 1.62E+02 7.12E+01 2.00E-01 Lead 5.35E-03 1.50E-02 4.50E+01 1.61E+03 1.87E+01 1.50E-02 --- --- --- 1.50E-02 Mercury (Total) 5.20E-05 1.45E-03 4.69E+01 1.67E+03 2.42E+00 1.13E-02 1.45E-03 4.51E+00 1.80E+00 2.00E-03 Nickel 1.73E-01 7.51E-01 1.78E+01 6.34E+02 4.80E+02 7.51E-01 --- 3.00E+02 1.20E+02 --- Silver 7.00E-03 1.88E-01 3.82E+01 1.36E+03 * 1.88E-01 --- 7.51E+01 3.00E+01 --- A ntimon y 7.43E-03 6.00E-03 1.78E+01 6.36E+02 3.83E+00 1.50E-02 --- 6.01E+00 2.40E+00 6.00E-03 A rsenic 1.57E-01 4.87E-04 3.50E+01 1.25E+03 3.01E-01 4.87E-04 --- 2.50E-01 5.00E-01 1.00E-02 Barium 1.12E+00 2.00E+00 1.79E+01 6.37E+02 1.28E+03 7.51E+00 --- 3.00E+03 1.20E+03 2.00E+00 Beryllium 3.00E-02 4.00E-03 1.29E+02 4.60E+03 * 7.51E-02 --- 3.00E+01 1.20E+01 4.00E-03 Cadmium 6.00E-03 5.00E-03 1.83E+01 6.52E+02 * 1.88E-02 --- 7.51E+00 3.00E+00 5.00E-03 Chromium 6.00E-03 1.00E-01 1.84E+01 6.55E+02 * 1.13E-01 --- 4.51E+01 1.80E+01 1.00E-01 Cobalt 7.37E-03 1.13E-02 1.84E+01 6.58E+02 7.34E+00 1.13E-02 --- 4.51E+00 1.80E+00 --- Vanadium 1.30E-01 1.88E-01 1.77E+01 6.30E+02 1.17E+02 1.88E-01 --- 7.51E+01 3.00E+01 --- Zinc 2.27E-01 1.13E+01 1.79E+01 6.40E+02 7.23E+03 1.13E+01 --- 4.51E+03 1.80E+03 --- Carbon disulfide 2.00E-02 3.17E+00 1.78E+01 6.35E+02 * 3.75E+00 3.17E+00 3.20E+01 1.47E+01 --- Dichloroethane 1,1- 1.00E-02 2.80E+00 1.89E+01 6.74E+02 * 7.51E+00 2.80E+00 1.03E+02 4.74E+01 --- Dichloroethylene 1,1- 1.00E-02 7.00E-03 1.54E+01 5.49E+02 * 1.88E+00 9.91E-01 1.46E+01 6.68E+00 7.00E-03 Selenium 1.80E-01 5.00E-02 1.74E+01 6.21E+02 3.10E+01 1.88E-01 --- 7.51E+01 3.00E+01 5.00E-02 Methyl ethyl ketone 2.00E-02 2.25E+01 1.54E+01 5.49E+02 * 2.25E+01 2.91E+02 3.02E+03 1.39E+03 --- Trichloroethylene (Trichloroethylene 1 1 2 ) 1.00E-02 5.00E-03 1.55E+01 5.53E+02 * 1.13E-02 5.62E-02 1.67E-02 7.30E-03 5.00E-03 A cenaphthene 5.10E-03 6.60E-01 1.61E+01 5.74E+02 3.79E+02 2.25E+00 7.25E+00 1.44E+00 6.60E-01 --- Diethyl phthalate 5.00E-04 3.00E+01 3.33E+01 1.19E+03 * 3.00E+01 --- 3.07E+02 1.41E+02 --- Di-n-butyl phthalate 5.00E-04 8.26E-01 2.98E+01 1.06E+03 * 3.75E+00 --- 1.80E+00 8.26E-01 --- Phenanthrene 1.80E-02 --- --- --- --- --- --- --- --- --- Butyl benzyl phthalate 7.00E-04 1.45E+00 2.76E+01 9.84E+02 * 7.51E+00 8.32E+02 3.16E+00 1.45E+00 --- Fluorene 8.50E-03 2.92E-01 1.68E+01 5.99E+02 1.75E+02 1.50E+00 4.91E+00 6.36E-01 2.92E-01 --- Naphthalene 8.60E-02 2.11E-03 1.55E+01 5.53E+02 1.17E+00 7.51E-01 2.11E-03 9.69E-01 4.45E-01 --- Cresol o- 1.00E-03 1.88E+00 1.54E+01 5.49E+02 * 1.88E+00 --- 1.95E+01 8.96E+00 --- Dichlorobenzene 1,2- 1.00E-02 6.00E-01 1.55E+01 5.53E+02 * 3.38E+00 1.48E+00 4.46E+00 2.05E+00 6.00E-01 Nitrobenzene 8.00E-04 1.88E-02 1.54E+01 5.49E+02 * 1.88E-02 2.08E-01 2.85E-01 1.31E-01 ---

# Surface Pathway Hazard Quotient

Results for Analysis: Copy of ConocoPhillips Petitioned Waste Non-carcinogenic Hazard Quotient - Surface Water Exposure Pathways Chemical Name Waste Stream Total Concentration (mg/Kg) Surface Water Ingestion Pathway Air Particulate Inhalation Pathway Fish Ingestion Pathway Soil Ingestion Pathway Air Volatile Inhalation Pathway Surface Pathway Aggregate Hazard Quotient Trichloroethane 1,1,1- 1.10E-02 1.44E-14 1.87E-14 6.83E-13 8.88E-14 6.35E-12 7.16E-12 Dichlorobenzene 1,2- 1.10E-02 3.21E-13 4.69E-13 7.86E-11 1.97E-12 1.02E-12 8.24E-11 Dichloroethane 1,2- 1.10E-02 1.44E-12 3.90E-14 1.17E-11 8.88E-12 5.96E-12 2.80E-11 Phenol 3.20E-01 2.80E-12 --- 2.19E-11 1.72E-11 --- 4.19E-11 Beryllium 1.30E-01 1.71E-10 5.54E-08 1.08E-08 1.05E-09 --- 6.74E-08 Fluoranthene 3.80E+00 2.49E-10 2.31E-10 5.10E-06 1.53E-09 2.76E-15 5.10E-06 Cadmium 1.46E+00 7.66E-09 --- 7.15E-06 4.72E-08 --- 7.21E-06 Dichloroethylene 1,1- 1.10E-02 5.77E-13 4.69E-13 1.46E-11 3.55E-12 5.41E-10 5.60E-10 Pyrene 9.70E+00 8.48E-10 --- 7.26E-06 5.22E-09 --- 7.27E-06 Trichloroethylene (Trichloroethylene 112) 7.60E-03 6.65E-11 1.08E-13 2.78E-09 4.09E-10 1.15E-11 3.27E-09 Xylenes (total) 7.60E+00 9.97E-11 6.38E-10 1.42E-08 6.14E-10 1.11E-08 2.66E-08 Dimethylphenol, 2,4- 1.30E-01 1.71E-11 1.58E-11 5.79E-10 1.05E-10 3.75E-12 7.21E-10 Dinitrophenol 2,4- 2.30E-01 3.02E-10 --- 3.40E-09 1.86E-09 --- 5.56E-09 Lead 4.31E+01 --- --- --- --- --- --- Pyridine 1.10E-01 2.89E-10 --- 5.46E-10 1.78E-09 --- 2.61E-09 Ethylbenzene 6.60E-01 1.73E-11 5.62E-12 2.60E-09 1.07E-10 1.13E-10 2.85E-09 Cobalt 2.44E+01 2.13E-07 3.46E-05 --- 1.31E-06 --- 3.62E-05 Vanadium 1.14E+02 5.98E-08 --- 6.16E-08 3.68E-07 --- 4.90E-07 Zinc 1.14E+03 9.97E-09 --- 2.11E-05 6.14E-08 --- 2.12E-05 Benzo(k)fluoranthene 6.60E-01 --- --- --- --- --- --- Bis(2-ethylhexyl)phthalate 1.80E+00 2.36E-10 2.19E-10 2.25E-10 1.45E-09 1.92E-15 2.13E-09 Nitrobenzene 1.20E-01 6.30E-10 5.11E-10 3.84E-09 3.88E-09 2.20E-10 9.08E-09 Dioxane 1,4- 4.30E-01 --- --- --- --- --- --- Chromium 1.52E+02 1.33E-07 --- 1.37E-07 8.18E-07 --- 1.09E-06 Mercury (Total) 1.46E+00 1.28E-08 4.15E-08 --- 7.86E-08 4.79E-11 1.33E-07 A nthracene 1.80E+01 1.57E-10 1.46E-10 4.00E-07 9.69E-10 5.66E-15 4.01E-07 Dimethyl phthalate 1.10E-01 2.89E-14 2.68E-14 2.88E-13 1.78E-13 6.69E-17 5.21E-13 Di-n-butyl phthalate 1.10E-01 2.89E-12 --- 8.14E-09 1.78E-11 --- 8.16E-09 Benz(a)anthracene 3.60E+00 --- --- --- --- --- --- Mercury (Fish Pathway Only) 1.46E+00 --- --- 2.01E-02 --- --- 2.01E-02 Chrysene 4.20E+00 --- --- --- --- --- --- Cyanide 7.72E+00 1.01E-09 9.39E-10 6.60E-07 6.23E-09 4.89E-08 7.17E-07 Nitrophenol 4- 2.20E-01 --- --- --- --- --- --- Dichlorobenzene 1,4- 1.10E-02 --- 1.16E-13 --- --- 1.97E-13 3.14E-13 Dichlorobenzene 1,3- 1.10E-02 --- --- --- --- --- --- A rsenic 6.01E+01 5.26E-07 --- 6.17E-05 3.24E-06 --- 6.55E-05 Selenium 1.00E+02 5.25E-08 --- 6.97E-06 3.23E-07 --- 7.35E-06 Dinitrotoluene 2,4- 2.20E-01 2.89E-10 --- 1.76E-09 1.78E-09 --- 3.83E-09 A ntimon y 1.89E+00 1.24E-08 --- 5.11E-07 7.63E-08 --- 5.99E-07 Cresol o- 1.70E-01 8.92E-12 --- 1.64E-10 5.49E-11 --- 2.28E-10 Cresol m- 1.60E+00 8.40E-11 --- 1.57E-09 5.17E-10 --- 2.17E-09 Butyl benzyl phthalate 1.10E-01 1.44E-12 1.34E-12 8.36E-09 8.88E-12 2.18E-17 8.37E-09 Naphthalene 9.00E+01 1.18E-08 2.56E-07 2.31E-06 7.27E-08 4.53E-08 2.69E-06 Dibenz(a,h)anthracene 1.70E-01 --- --- --- --- --- --- Diethyl phthalate 1.10E-01 3.61E-13 --- 1.51E-11 2.22E-12 --- 1.77E-11 Indeno (1,2,3-cd) pyrene 4.40E-01 --- --- --- --- --- --- Fluorene 1.90E+01 1.25E-09 1.16E-09 1.56E-06 7.67E-09 1.14E-12 1.57E-06 Silver 1.60E-01 8.40E-11 --- 7.59E-09 5.17E-10 --- 8.19E-09 Cresol p- 1.60E+00 8.40E-10 --- 1.52E-08 5.17E-09 --- 2.12E-08 Tetrachloroethylene 7.30E-02 1.92E-11 1.78E-11 4.46E-09 1.18E-10 1.03E-09 5.64E-09 Nickel 2.12E+02 2.78E-08 --- 2.23E-06 1.71E-07 --- 2.43E-06 A cenaphthene 8.00E+00 3.50E-10 3.25E-10 2.01E-07 2.15E-09 2.08E-12 2.04E-07 Benzo(b)fluoranthene 6.00E-01 --- --- --- --- --- --- Benzo(a)pyrene 1.50E+00 --- --- --- --- --- --- Carbon disulfide 8.30E-03 2.18E-13 1.01E-13 3.94E-12 1.34E-12 7.17E-11 7.73E-11 Phenanthrene 6.20E+01 --- --- --- --- --- --- Styrene 1.10E-02 1.44E-13 9.23E-14 1.53E-11 8.88E-13 1.22E-12 1.76E-11 Di-n-octyl phthalate 1.90E-01 1.25E-11 1.16E-11 7.13E-10 7.67E-11 7.06E-17 8.14E-10 Toluene 6.30E-01 2.07E-11 1.07E-12 1.49E-09 1.27E-10 7.15E-11 1.71E-09 Ethylene dibromide (1 2 Dibromoethane) 1.10E-02 3.21E-12 1.04E-11 6.01E-11 1.97E-11 8.52E-11 1.79E-10

# Surface Pathway Hazard Quotient

Results for Analysis: Copy of ConocoPhillips Petitioned Waste Non-carcinogenic Hazard Quotient - Surface Water Exposure Pathways Chemical Name Waste Stream Total Concentration (mg/Kg) Surface Water Ingestion Pathway Air Particulate Inhalation Pathway Fish Ingestion Pathway Soil Ingestion Pathway Air Volatile Inhalation Pathway Surface Pathway Aggregate Hazard Quotient Chlorobenzene 1.10E-02 1.44E-12 1.87E-12 1.26E-10 8.88E-12 4.29E-11 1.81E-10 Methyl ethyl ketone 1.20E-01 5.25E-13 2.09E-13 5.29E-13 3.23E-12 2.93E-11 3.38E-11 Dichloroethane 1,1- 1.10E-02 1.44E-13 1.87E-13 2.01E-12 8.88E-13 8.28E-11 8.60E-11 Benzene 3.10E-02 2.03E-11 8.77E-12 5.13E-10 1.25E-10 1.51E-09 2.18E-09 Chloroform 1.10E-02 2.89E-12 9.44E-13 1.07E-11 1.78E-11 3.13E-10 3.45E-10 Barium 1.96E+02 2.57E-09 3.34E-06 1.68E-06 1.58E-08 --- 5.03E-06 A ll Waste Constituents --- 1.08E-06 3.83E-05 2.02E-02 6.63E-06 1.09E-07 2.03E-02

# Surface Pathway Risk

Results for Analysis: Copy of ConocoPhillips Petitioned Waste Carcinogenic Risk - Surface Water Exposure Pathways Chemical Name Waste Stream Total Concentration (mg/Kg) Surface Water Ingestion Pathway Air Particulate Inhalation Pathway Fish Ingestion Pathway Soil Ingestion Pathway Air Volatile Inhalation Pathway Surface Pathway Aggregate Cancer Risk Trichloroethane 1,1,1- 1.10E-02 --- --- --- --- --- --- Dichlorobenzene 1,2- 1.10E-02 --- --- --- --- --- --- Dichloroethane 1,2- 1.10E-02 1.35E-15 1.24E-15 8.50E-15 1.83E-15 1.89E-13 2.02E-13 Phenol 3.20E-01 --- --- --- --- --- --- Beryllium 1.30E-01 --- 1.32E-12 --- --- --- 1.32E-12 Fluoranthene 3.80E+00 --- --- --- --- --- --- Cadmium 1.46E+00 --- 1.11E-11 --- --- --- 1.11E-11 Dichloroethylene 1,1- 1.10E-02 --- --- --- --- --- --- Pyrene 9.70E+00 --- --- --- --- --- --- Trichloroethylene (Trichloroethylene 1 1 2-) 7.60E-03 1.33E-16 6.45E-17 4.34E-15 1.80E-16 6.85E-15 1.16E-14 Xylenes (total) 7.60E+00 --- --- --- --- --- --- Dimethylphenol, 2,4- 1.30E-01 --- --- --- --- --- --- Dinitrophenol 2,4- 2.30E-01 --- --- --- --- --- --- Lead 4.31E+01 --- --- --- --- --- --- Pyridine 1.10E-01 --- --- --- --- --- --- Ethylbenzene 6.60E-01 --- --- --- --- --- --- Cobalt 2.44E+01 --- 9.31E-10 --- --- --- 9.31E-10 Vanadium 1.14E+02 --- --- --- --- --- --- Zinc 1.14E+03 --- --- --- --- --- --- Benzo(k)fluoranthene 6.60E-01 6.49E-14 2.48E-14 3.21E-10 8.79E-14 3.77E-23 3.22E-10 Bis(2-ethylhexyl)phthalate 1.80E+00 3.40E-14 3.05E-14 2.52E-14 4.60E-14 2.68E-19 1.36E-13 Nitrobenzene 1.20E-01 --- --- --- --- --- --- Dioxane 1,4- 4.30E-01 6.37E-15 5.73E-15 1.89E-15 8.63E-15 4.66E-13 4.88E-13 Chromium 1.52E+02 --- 7.73E-09 --- --- --- 7.73E-09 Mercury (Total) 1.46E+00 --- --- --- --- --- --- A nthracene 1.80E+01 --- --- --- --- --- --- Dimethyl phthalate 1.10E-01 --- --- --- --- --- --- Di-n-butyl phthalate 1.10E-01 --- --- --- --- --- --- Benz(a)anthracene 3.60E+00 3.54E-12 1.35E-12 1.21E-08 4.80E-12 3.10E-19 1.21E-08 Mercury (Fish Pathway Only) 1.46E+00 --- --- --- --- --- --- Chrysene 4.20E+00 4.13E-14 1.58E-14 1.44E-10 5.60E-14 5.00E-17 1.44E-10 Cyanide 7.72E+00 --- --- --- --- --- --- Nitrophenol 4- 2.20E-01 --- --- --- --- --- --- Dichlorobenzene 1,4- 1.10E-02 3.56E-16 --- 6.91E-14 4.82E-16 --- 7.00E-14 Dichlorobenzene 1,3- 1.10E-02 --- --- --- --- --- --- A rsenic 6.01E+01 1.21E-10 1.10E-09 1.11E-08 1.65E-10 --- 1.25E-08 Selenium 1.00E+02 --- --- --- --- --- --- Dinitrotoluene 2,4- 2.20E-01 2.02E-13 --- 9.58E-13 2.73E-13 --- 1.43E-12 A ntimon y 1.89E+00 --- --- --- --- --- --- Cresol o- 1.70E-01 --- --- --- --- --- --- Cresol m- 1.60E+00 --- --- --- --- --- --- Butyl benzyl phthalate 1.10E-01 --- --- --- --- --- --- Naphthalene 9.00E+01 --- 3.82E-11 --- --- 6.76E-12 4.49E-11 Dibenz(a,h)anthracene 1.70E-01 1.67E-12 6.38E-13 7.34E-09 2.26E-12 1.73E-23 7.34E-09 Diethyl phthalate 1.10E-01 --- --- --- --- --- --- Indeno (1,2,3-cd) pyrene 4.40E-01 4.33E-13 1.65E-13 8.05E-10 5.86E-13 3.27E-23 8.06E-10 Fluorene 1.90E+01 --- --- --- --- --- --- Silver 1.60E-01 --- --- --- --- --- --- Cresol p- 1.60E+00 --- --- --- --- --- --- Tetrachloroethylene 7.30E-02 5.31E-14 1.86E-15 9.63E-12 7.19E-14 1.08E-13 9.86E-12 Nickel 2.12E+02 --- 2.16E-10 --- --- --- 2.16E-10 A cenaphthene 8.00E+00 --- --- --- --- --- --- Benzo(b)fluoranthene 6.00E-01 5.90E-13 2.25E-13 3.46E-09 7.99E-13 2.75E-20 3.46E-09 Benzo(a)pyrene 1.50E+00 1.48E-11 5.63E-12 6.82E-08 2.00E-11 3.99E-20 6.82E-08 Carbon disulfide 8.30E-03 --- --- --- --- --- --- Phenanthrene 6.20E+01 --- --- --- --- --- --- Styrene 1.10E-02 --- --- --- --- --- --- Di-n-octyl phthalate 1.90E-01 --- --- --- --- --- --- Toluene 6.30E-01 --- --- --- --- --- ---

# Surface Pathway Risk

Results for Analysis: Copy of ConocoPhillips Petitioned Waste Carcinogenic Risk - Surface Water Exposure Pathways Chemical Name Waste Stream Total Concentration (mg/Kg) Surface Water Ingestion Pathway Air Particulate Inhalation Pathway Fish Ingestion Pathway Soil Ingestion Pathway Air Volatile Inhalation Pathway Surface Pathway Aggregate Cancer Risk Ethylene dibromide (1 2-Dibromoethane) 1.10E-02 2.96E-14 2.67E-14 4.32E-13 4.01E-14 2.18E-13 7.47E-13 Chlorobenzene 1.10E-02 --- --- --- --- --- --- Methyl ethyl ketone 1.20E-01 --- --- --- --- --- --- Dichloroethane 1,1- 1.10E-02 --- --- --- --- --- --- Benzene 3.10E-02 2.30E-15 1.01E-15 4.51E-14 3.11E-15 1.75E-13 2.26E-13 Chloroform 1.10E-02 --- 1.08E-15 --- --- 3.58E-13 3.59E-13 Barium 1.96E+02 --- --- --- --- --- --- A ll Waste Constituents --- 1.43E-10 1.00E-08 1.04E-07 1.94E-10 8.28E-12 1.14E-07

## Maximum Allowable Total Concentr ations - Surface Exposure Pathways

Results for Analysis: Copy of ConocoPhillips Maximum Allowable Total Concentration (mg/Kg) Chemical Name Risk Factor = 1.00E-05 HQ Factor = 1.00E+00 * = Detection Limit Waste Stream Total Concentration

(mg/Kg) Maximum Allowable Total Concentration

(mg/kg) Delisting Level (waste) (mg/L) Surface Water Ingestion Air Particulate Inhalation Fish Ingestion Soil Ingestion Air Volatile Inhalation

Trichloroethane 1,1,1- 1.10E-02 1.73E+09 

# * 7.62E+11 5.87E+11 1.61E+10 1.24E+11 1.73E+09 Dichlorobenzene 1,2- 1.10E-02 1.40E+08 

# * 3.43E+10 2.35E+10 1.40E+08 5.57E+09 1.08E+10 Dichloroethane 1,2- 1.10E-02 5.82E+05 

# * 8.16E+07 8.89E+07 1.29E+07 6.02E+07 5.82E+05 Phenol 3.20E-01 1.46E+10 

# * 1.14E+11 --- 1.46E+10 1.86E+10 --- Beryllium 1.30E-01 9.83E+05 

# * 7.62E+08 9.83E+05 1.20E+07 1.24E+08 --- Fluoranthene 3.80E+00 7.45E+05 

# * 1.52E+10 1.64E+10 7.45E+05 2.48E+09 1.38E+15 Cadmium 1.46E+00 2.04E+05 

# * 1.91E+08 1.31E+06 2.04E+05 3.10E+07 --- Dichloroethylene 1,1- 1.10E-02 2.03E+07 

# * 1.91E+10 2.35E+10 7.56E+08 3.10E+09 2.03E+07 Pyrene 9.70E+00 1.34E+06 

# * 1.14E+10 --- 1.34E+06 1.86E+09 --- Trichloroethylene (Trichloroethylene 112) 7.60E-03 2.73E+06 

# * 1.14E+08 1.18E+09 2.73E+06 1.86E+07 1.11E+07 X

ylenes (total) 7.60E+00 5.35E+08 

# * 7.62E+10 1.19E+10 5.35E+08 1.24E+10 6.88E+08 Dimethylphenol, 2,4- 1.30E-01 2.24E+08 

# * 7.62E+09 8.22E+09 2.24E+08 1.24E+09 3.46E+10 Dinitrophenol 2,4- 2.30E-01 6.76E+07 

# * 7.62E+08 --- 6.76E+07 1.24E+08 --- Lead 4.31E+01 2.25E+07 

# * --- 2.25E+07 --- 7.91E+07 --- Pyridine 1.10E-01 6.19E+07 

# * 3.81E+08 --- 2.01E+08 6.19E+07 --- Ethylbenzene 6.60E-01 2.54E+08 

# * 3.81E+10 1.17E+11 2.54E+08 6.19E+09 5.84E+09 Cobalt 2.44E+01 2.62E+05 

# * 1.14E+08 2.62E+05 --- 1.86E+07 --- Vanadium 1.14E+02 3.10E+08 

# * 1.91E+09 --- 1.85E+09 3.10E+08 --- Zinc 1.14E+03 5.39E+07 

# * 1.14E+11 --- 5.39E+07 1.86E+10 --- Benzo(k)fluoranthene 6.60E-01 2.05E+04 

# * 1.02E+08 2.66E+08 2.05E+04 7.51E+07 1.75E+17 Bis(2-ethylhexyl)phthalate 1.80E+00 3.91E+08 

# * 5.30E+08 5.90E+08 7.16E+08 3.91E+08 6.71E+13 Nitrobenzene 1.20E-01 3.10E+07 

# * 1.91E+08 2.35E+08 3.12E+07 3.10E+07 5.46E+08 Dioxane 1,4- 4.30E-01 9.23E+06 

# * 6.75E+08 7.50E+08 2.28E+09 4.98E+08 9.23E+06 Chromium 1.52E+02 1.97E+05 

# * 1.14E+09 1.97E+05 1.11E+09 1.86E+08 --- Mercury (Total) 1.46E+00 1.86E+07 

# * 1.14E+08 3.52E+07 --- 1.86E+07 3.05E+10 Anthracene 1.80E+01 4.50E+07 

# * 1.14E+11 1.23E+11 4.50E+07 1.86E+10 3.18E+15 Dimethyl phthalate 1.10E-01 3.82E+11 

# * 3.81E+12 4.11E+12 3.82E+11 6.19E+11 1.64E+15 Di-n-butyl phthalate 1.10E-01 1.35E+07 

# * 3.81E+10 --- 1.35E+07 6.19E+09 --- Benz(a)anthracene 3.60E+00 2.97E+03 

# * 1.02E+07 2.66E+07 2.97E+03 7.51E+06 1.16E+14 Mercury (Fish Pathway Only) 1.46E+00 7.26E+01 

# * --- --- 7.26E+01 --- --- Chrysene 4.20E+00 2.91E+05 

# * 1.02E+09 2.66E+09 2.91E+05 7.51E+08 8.40E+11 Cyanide 7.72E+00 1.17E+07 

# * 7.62E+09 8.22E+09 1.17E+07 1.24E+09 1.58E+08 Nitrophenol 4- 2.20E-01 --- 

# * --- --- --- --- --- Dichlorobenzene 1,4- 1.10E-02 1.59E+06 

# * 3.09E+08 9.45E+10 1.59E+06 2.28E+08 5.57E+10 Dichlorobenzene 1,3- 1.10E-02 --- 

# * --- --- --- --- --- Arsenic 6.01E+01 5.41E+04 

# * 4.95E+06 5.48E+05 5.41E+04 3.65E+06 --- Selenium 1.00E+02 1.43E+07 

# * 1.91E+09 --- 1.43E+07 3.10E+08 --- Dinitrotoluene 2,4- 2.20E-01 2.30E+06 

# * 1.09E+07 --- 2.30E+06 8.06E+06 --- Antimony 1.89E+00 3.70E+06 

# * 1.52E+08 --- 3.70E+06 2.48E+07 --- Cresol o- 1.70E-01 1.04E+09 

# * 1.91E+10 --- 1.04E+09 3.10E+09 --- Cresol m- 1.60E+00 1.02E+09 

# * 1.91E+10 --- 1.02E+09 3.10E+09 --- Butyl benzyl phthalate 1.10E-01 1.32E+07 

# * 7.62E+10 8.22E+10 1.32E+07 1.24E+10 5.04E+15 Naphthalene 9.00E+01 2.36E+07 

# * 7.62E+09 2.36E+07 3.90E+07 1.24E+09 1.33E+08 Dibenz(a,h)anthracene 1.70E-01 2.32E+02 

# * 1.02E+06 2.66E+06 2.32E+02 7.51E+05 9.83E+16 Diethyl phthalate 1.10E-01 7.28E+09 

# * 3.05E+11 --- 7.28E+09 4.95E+10 --- Indeno (1,2,3-cd) pyrene 4.40E-01 5.47E+03 

# * 1.02E+07 2.66E+07 5.47E+03 7.51E+06 1.35E+17 Fluorene 1.90E+01 1.22E+07 

# * 1.52E+10 1.64E+10 1.22E+07 2.48E+09 1.66E+13 Silver 1.60E-01 2.11E+07 

# * 1.91E+09 --- 2.11E+07 3.10E+08 --- Cresol p- 1.60E+00 1.05E+08 

# * 1.91E+09 --- 1.05E+08 3.10E+08 --- Tetrachloroethylene 7.30E-02 7.58E+04 

# * 1.37E+07 3.93E+08 7.58E+04 1.01E+07 6.78E+06 Nickel 2.12E+02 9.83E+06 

# * 7.62E+09 9.83E+06 9.49E+07 1.24E+09 --- Acenaphthene 8.00E+00 3.97E+07 

# * 2.29E+10 2.47E+10 3.97E+07 3.72E+09 3.85E+12 Benzo(b)fluoranthene 6.00E-01 1.73E+03 

# * 1.02E+07 2.66E+07 1.73E+03 7.51E+06 2.18E+14 Benzo(a)pyrene 1.50E+00 2.20E+02 

# * 1.02E+06 2.66E+06 2.20E+02 7.51E+05 3.76E+14 Carbon disulfide 8.30E-03 1.16E+08 

# * 3.81E+10 8.22E+10 2.11E+09 6.19E+09 1.16E+08 Phenanthrene 6.20E+01 --- 

# * --- --- --- --- --- Styrene 1.10E-02 7.20E+08 

# * 7.62E+10 1.19E+11 7.20E+08 1.24E+10 9.00E+09 Di-n-octyl phthalate 1.90E-01 2.66E+08 

# * 1.52E+10 1.64E+10 2.66E+08 2.48E+09 2.69E+15 Toluene 6.30E-01 4.23E+08 

# * 3.05E+10 5.87E+11 4.23E+08 4.95E+09 8.81E+09 Ethylene dibromide (1 2 Dibromoethane) 1.10E-02 2.54E+05 

# * 3.71E+06 4.13E+06 2.54E+05 2.74E+06 5.04E+05 Chlorobenzene 1.10E-02 8.73E+07 

# * 7.62E+09 5.87E+09 8.73E+07 1.24E+09 2.57E+08 Methyl ethyl ketone 1.20E-01 4.09E+09 

# * 2.29E+11 5.75E+11 2.27E+11 3.72E+10 4.09E+09 Dichloroethane 1,1- 1.10E-02 1.33E+08 

# * 7.62E+10 5.87E+10 5.48E+09 1.24E+10 1.33E+08 Benzene 3.10E-02 1.77E+06 

# * 1.35E+08 3.06E+08 6.87E+06 9.96E+07 1.77E+06 Chloroform 1.10E-02 3.07E+05 

# * 3.81E+09 1.02E+08 1.03E+09 6.19E+08 3.07E+05 Barium 1.96E+02 5.87E+07 

# * 7.62E+10 5.87E+07 1.17E+08 1.24E+10 ---

# Aggregate Risk and Hazard Quotient Results

Results for Analysis: Copy of ConocoPhillips Petitioned Waste Aggregate Non-carcinogenic Hazard Petitioned Waste Aggregate Carcinogenic Risk Chemical Name CAS Number Aggregate HIGroundwater

Pathways Aggregate HISurface Pathways Total Aggregate Hazard Index Aggregate RiskGroundwater

Pathways Aggregate RiskSurface Pathways Total Aggregate Risk Trichloroethane 1,1,1- 71-55-6 3.12E-10 7.16E-12 3.19E-10 --- --- --- Dichlorobenzene 1,2- 95-50-1 2.64E-05 8.24E-11 2.64E-05 --- --- --- Dichloroethane 1,2- 107-06-2 2.34E-05 2.80E-11 2.34E-05 4.66E-08 2.02E-13 4.66E-08 Phenol 108-95-2 5.86E-07 4.19E-11 5.86E-07 --- --- --- Beryllium 7440-41-7 5.78E-04 6.74E-08 5.78E-04 --- 1.32E-12 1.32E-12 Fluoranthene 206-44-0 4.22E-05 5.10E-06 4.73E-05 --- --- --- Cadmium 7440-43-9 4.91E-04 7.21E-06 4.98E-04 --- 1.11E-11 1.11E-11 Dichloroethylene 1,1- 75-35-4 3.08E-05 5.60E-10 3.08E-05 --- --- --- Pyrene 129-00-0 1.73E-05 7.27E-06 2.46E-05 --- --- --- Trichloroethylene (Trichloroethylene 1,1,2 - ) 79-01-6 4.03E-03 3.27E-09 4.03E-03 8.12E-09 1.16E-14 8.12E-09 Xylenes (total) 1330-20-7 2.50E-04 2.66E-08 2.50E-04 --- --- --- Dimethylphenol, 2,4- 105-67-9 6.36E-06 7.21E-10 6.36E-06 --- --- --- Dinitrophenol 2,4- 51-28-5 3.60E-05 5.56E-09 3.60E-05 --- --- --- Lead 7439-92-1 --- --- --- --- --- --- Pyridine 110-86-1 9.99E-05 2.61E-09 9.99E-05 --- --- --- Ethylbenzene 100-41-4 1.44E-05 2.85E-09 1.44E-05 --- --- --- Cobalt 7440-48-4 9.61E-04 3.62E-05 9.97E-04 --- 9.31E-10 9.31E-10 Vanadium 7440-62-2 7.51E-04 4.90E-07 7.52E-04 --- --- --- Zinc 7440-66-6 3.01E-05 2.12E-05 5.13E-05 --- --- --- Benzo(k)fluoranthene 207-08-9 --- --- --- 3.98E-28 3.22E-10 3.22E-10 Bis(2-ethylhexyl)phthalate 117-81-7 6.84E-34 2.13E-09 2.13E-09 4.66E-38 1.36E-13 1.36E-13 Nitrobenzene 98-95-3 9.57E-05 9.08E-09 9.57E-05 --- --- --- Dioxane 1,4- 123-91-1 --- --- --- 5.63E-07 4.88E-13 5.63E-07 Chromium 7440-47-4 4.62E-05 1.09E-06 4.73E-05 --- 7.73E-09 7.73E-09 Mercury (Total) 7439-97-6 2.42E-05 1.33E-07 2.43E-05 --- --- --- A nthracene 120-12-7 2.08E-06 4.01E-07 2.48E-06 --- --- --- Dimethyl phthalate 131-11-3 2.56E-09 5.21E-13 2.56E-09 --- --- --- Di-n-butyl phthalate 84-74-2 6.95E-07 8.16E-09 7.03E-07 --- --- --- Benz(a)anthracene 56-55-3 --- --- --- 2.15E-09 1.21E-08 1.43E-08 Mercury (Fish Pathway Only) 22967-92-6 --- 2.01E-02 2.01E-02 --- --- --- Chrysene 218-01-9 --- --- --- 3.43E-11 1.44E-10 1.79E-10 Cyanide 57-12-5 7.27E-06 7.17E-07 7.99E-06 --- --- --- Nitrophenol 4- 100-02-7 --- --- --- --- --- --- Dichlorobenzene 1,4- 106-46-7 3.19E-06 3.14E-13 3.19E-06 9.33E-09 7.00E-14 9.33E-09 Dichlorobenzene 1,3- 541-73-1 --- --- --- --- --- --- A rsenic 7440-38-2 2.17E-02 6.55E-05 2.18E-02 5.23E-06 1.25E-08 5.24E-06 Selenium 7782-49-2 1.52E-03 7.35E-06 1.52E-03 --- --- --- Dinitrotoluene 2,4- 121-14-2 2.72E-05 3.83E-09 2.72E-05 1.77E-08 1.43E-12 1.77E-08 A ntimon y 7440-36-0 7.71E-04 5.99E-07 7.71E-04 --- --- --- Cresol o- 95-48-7 1.17E-06 2.28E-10 1.17E-06 --- --- --- Cresol m- 108-39-4 2.77E-05 2.17E-09 2.77E-05 --- --- --- Butyl benzyl phthalate 85-68-7 5.86E-07 8.37E-09 5.94E-07 --- --- --- Naphthalene 91-20-3 5.36E-03 2.69E-06 5.36E-03 7.37E-07 4.49E-11 7.37E-07 Dibenz(a,h)anthracene 53-70-3 --- --- --- 6.20E-22 7.34E-09 7.34E-09 Diethyl phthalate 84-66-2 1.70E-08 1.77E-11 1.70E-08 --- --- --- Indeno (1,2,3-cd) pyrene 193-39-5 --- --- --- 1.51E-19 8.06E-10 8.06E-10 Fluorene 86-73-7 6.09E-05 1.57E-06 6.25E-05 --- --- --- Silver 7440-22-4 2.23E-05 8.19E-09 2.23E-05 --- --- --- Cresol p- 106-44-5 2.77E-04 2.12E-08 2.77E-04 --- --- --- Tetrachloroethylene 127-18-4 1.95E-04 5.64E-09 1.95E-04 2.02E-07 9.86E-12 2.02E-07

# Aggregate Risk and Hazard Quotient Results

Results for Analysis: Copy of ConocoPhillips Petitioned Waste Aggregate Non-carcinogenic Hazard Petitioned Waste Aggregate Carcinogenic Risk Chemical Name CAS Number Aggregate HIGroundwater

Pathways Aggregate HISurface Pathways Total Aggregate Hazard Index Aggregate RiskGroundwater

Pathways Aggregate RiskSurface Pathways Total Aggregate Risk Nickel 7440-02-0 3.59E-04 2.43E-06 3.61E-04 --- 2.16E-10 2.16E-10 A cenaphthene 83-32-9 1.86E-05 2.04E-07 1.88E-05 --- --- --- Benzo(b)fluoranthene 205-99-2 --- --- --- 9.10E-13 3.46E-09 3.46E-09 Benzo(a)pyrene 50-32-8 --- --- --- 6.68E-12 6.82E-08 6.82E-08 Carbon disulfide 75-15-0 2.05E-05 7.73E-11 2.05E-05 --- --- --- Phenanthrene 85-01-8 --- --- --- --- --- --- Styrene 100-42-5 7.79E-06 1.76E-11 7.79E-06 --- --- --- Di-n-octyl phthalate 117-84-0 6.50E-33 8.14E-10 8.14E-10 --- --- --- Toluene 108-88-3 2.35E-05 1.71E-09 2.35E-05 --- --- --- Ethylene dibromide (1,2 - Dibromoethane) 106-93-4 1.72E-06 1.79E-10 1.72E-06 7.16E-09 7.47E-13 7.16E-09 Chlorobenzene 108-90-7 1.06E-04 1.81E-10 1.06E-04 --- --- --- Methyl ethyl ketone 78-93-3 1.77E-06 3.38E-11 1.77E-06 --- --- --- Dichloroethane 1,1- 75-34-3 7.59E-06 8.60E-11 7.59E-06 --- --- --- Benzene 71-43-2 2.66E-04 2.18E-09 2.66E-04 2.78E-08 2.26E-13 2.78E-08 Chloroform 67-66-3 8.48E-05 3.45E-10 8.48E-05 3.50E-08 3.59E-13 3.50E-08 Barium 7440-39-3 2.32E-04 5.03E-06 2.37E-04 --- --- --- A ll Waste Constituents Excluding Non-detect Risk --- 

### 3.24E-02 2.03E-02 5.27E-02 5.97E-06 1.37E-08 5.98E-06 A ll Waste Constituents Including Non-detect Risk --- 

### 3.87E-02 2.03E-02 5.90E-02 6.89E-06 1.14E-07 7.00E-06Toxicity Characteristic, Soil Saturation, and Ecological ValuesResults for Analysis: Copy of ConocoPhillipsToxicity Characteristic RuleSoil SaturationEcological ScreenChemical NameCAS NumberAllowable TCConcentration(mg/L)WasteConstituentTCLPConcentration(mg/L)Allowable SoilSaturationConcentration(mg/Kg)Actual SoilConcentration(mg/Kg)Allowable AquaticConcentration(mg/L)PredictedAmbientConcentration(mg/L)Pyridine110-86-1---------------1.12E-09Mercury (Fish Pathway Only)22967-92-6---------------7.40E-09Cresol o-95-48-7---------------1.73E-09Cresol m-108-39-4---------------1.62E-08Cresol p-106-44-5---------------1.62E-08Methyl ethyl ketone78-93-3---------------1.22E-09Pyrene129-00-0---------------9.37E-08Anthracene120-12-7------6.10E+001.80E+01------Chrysene218-01-9------3.80E+004.20E+00---3.07E-08Styrene100-42-5---------------1.12E-10

# Pathways Exceeding the Delisting Limits

Results for Analysis: Copy of ConocoPhillips Exceeding Pathways Analysis - Chemicals that exceed the delisting level listed by exceeding pathway Chemical Name CAS Number Actual TCLP Concentration (mg/L) Limiting TCLP Concentration (mg/L) Limiting TCLP Pathway Actual Total Concentration (mg/kg) Limiting Total Concentration (mg/Kg) Limiting Total Pathway Trichloroethane 1,1,1- 71-55-6 --- --- --- --- --- --- Dichlorobenzene 1,2- 95-50-1 --- --- --- --- --- --- Dichloroethane 1,2- 107-06-2 --- --- --- --- --- --- Phenol 108-95-2 --- --- --- --- --- --- Beryllium 7440-41-7 --- --- --- --- --- --- Fluoranthene 206-44-0 --- --- --- --- --- --- Cadmium 7440-43-9 --- --- --- --- --- --- Dichloroethylene 1,1- 75-35-4 --- --- --- --- --- --- Pyrene 129-00-0 --- --- --- --- --- --- Trichloroethylene (Trichloroethylene 1 1 2-) 79-01-6 --- --- --- --- --- --- Xylenes (total) 1330-20-7 --- --- --- --- --- --- Dimethylphenol, 2,4- 105-67-9 --- --- --- --- --- --- Dinitrophenol 2,4- 51-28-5 --- --- --- --- --- --- Lead 7439-92-1 --- --- --- --- --- --- Pyridine 110-86-1 --- --- --- --- --- --- Ethylbenzene 100-41-4 --- --- --- --- --- --- Cobalt 7440-48-4 --- --- --- --- --- --- Vanadium 7440-62-2 --- --- --- --- --- --- Zinc 7440-66-6 --- --- --- --- --- --- Benzo(k)fluoranthene 207-08-9 --- --- --- --- --- --- Bis(2-ethylhexyl)phthalate 117-81-7 --- --- --- --- --- --- Nitrobenzene 98-95-3 --- --- --- --- --- --- Dioxane 1,4- 123-91-1 --- --- --- --- --- --- Chromium 7440-47-4 --- --- --- --- --- --- Mercury (Total) 7439-97-6 --- --- --- --- --- --- A nthracene 120-12-7 --- --- --- --- --- --- Dimethyl phthalate 131-11-3 --- --- --- --- --- --- Di-n-butyl phthalate 84-74-2 --- --- --- --- --- --- Benz(a)anthracene 56-55-3 --- --- --- --- --- --- Mercury (Fish Pathway Only) 22967-92-6 5.20E-05 --- --- --- --- --- Chrysene 218-01-9 --- --- --- --- --- --- Cyanide 57-12-5 --- --- --- --- --- --- Nitrophenol 4- 100-02-7 1.90E-03 --- --- --- --- --- Dichlorobenzene 1,4- 106-46-7 --- --- --- --- --- --- Dichlorobenzene 1,3- 541-73-1 1.00E-02 --- --- --- --- --- A rsenic 7440-38-2 --- --- --- --- --- --- Selenium 7782-49-2 --- --- --- --- --- --- Dinitrotoluene 2,4- 121-14-2 --- --- --- --- --- --- A ntimon y 7440-36-0 --- --- --- --- --- --- Cresol o- 95-48-7 --- --- --- --- --- --- Cresol m- 108-39-4 --- --- --- --- --- --- Butyl benzyl phthalate 85-68-7 --- --- --- --- --- --- Naphthalene 91-20-3 --- --- --- --- --- --- Dibenz(a,h)anthracene 53-70-3 --- --- --- --- --- --- Diethyl phthalate 84-66-2 --- --- --- --- --- --- Indeno (1,2,3-cd) pyrene 193-39-5 --- --- --- --- --- --- Fluorene 86-73-7 --- --- --- --- --- --- Silver 7440-22-4 --- --- --- --- --- --- Cresol p- 106-44-5 --- --- --- --- --- --- Tetrachloroethylene 127-18-4 --- --- --- --- --- --- Nickel 7440-02-0 --- --- --- --- --- --- A cenaphthene 83-32-9 --- --- --- --- --- --- Benzo(b)fluoranthene 205-99-2 --- --- --- --- --- --- Benzo(a)pyrene 50-32-8 --- --- --- --- --- --- Carbon disulfide 75-15-0 --- --- --- --- --- --- Phenanthrene 85-01-8 1.80E-02 --- --- --- --- --- Styrene 100-42-5 --- --- --- --- --- ---

# Pathways Exceeding the Delisting Limits

Results for Analysis: Copy of ConocoPhillips Exceeding Pathways Analysis - Chemicals that exceed the delisting level listed by exceeding pathway Chemical Name CAS Number Actual TCLP Concentration (mg/L) Limiting TCLP Concentration (mg/L) Limiting TCLP Pathway Actual Total Concentration (mg/kg) Limiting Total Concentration (mg/Kg) Limiting Total Pathway Di-n-octyl phthalate 117-84-0 --- --- --- --- --- --- Toluene 108-88-3 --- --- --- --- --- --- Ethylene dibromide (1 2-Dibromoethane) 106-93-4 --- --- --- --- --- --- Chlorobenzene 108-90-7 --- --- --- --- --- --- Methyl ethyl ketone 78-93-3 --- --- --- --- --- --- Dichloroethane 1,1- 75-34-3 --- --- --- --- --- --- Benzene 71-43-2 --- --- --- --- --- --- Chloroform 67-66-3 --- --- --- --- --- --- Barium 7440-39-3 --- --- --- --- --- ---

### Groundwater Exposure Pathways Delisting Analysis - Carcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Maxinum Allowable Constituent Concentration Pathway Leachate Concentration Delisting Level Chemical Name Dilution Attenuation

Factor (DAF) Waste o lume-adjust e DAF Oral Cancer Slope Factor ( mg/kg-day ) Inhalation Cancer Slope Factor (mg/kg-day) Groundwater Ingestion (mg/L) Adult Dermal Contact (mg/L) Child Dermal Contact (mg/L) Adult Inhalation of Volatiles

(mg/L) Groundwater Ingestion

(mg/L) Adult Dermal Contact (mg/L) Child Dermail Contact (mg/L) Adult Inhalation of Volatitles

(mg/L)

A cetaldehyde [Ethanal] 1.54E+01 5.49E+02 --- 7.70E-03 --- --- --- --- --- --- --- --- A crylamide 2.00E+01 7.13E+02 4.50E+00 4.50E+00 1.62E-04 --- --- --- 1.16E-01 --- --- --- A crylonitrile 1.68E+01 5.99E+02 5.40E-01 2.38E-01 1.35E-03 --- --- --- 8.11E-01 --- --- --- A ldrin 2.27E+13 8.10E+14 1.70E+01 1.72E+01 4.30E-05 --- --- --- 3.48E+10 --- --- --- A ramite 1.00E+30 3.57E+31 2.50E-02 2.49E-02 2.92E-02 --- --- --- 1.04E+30 --- --- --- A rsenic 4.29E+01 1.53E+03 1.50E+00 1.51E+01 4.87E-04 --- --- --- 3.01E-01 --- --- --- A rsenic (III) 4.29E+01 1.53E+03 1.50E+00 1.51E+01 4.87E-04 --- --- --- 3.01E-01 --- --- --- A rsenic (V) 1.23E+03 4.39E+04 1.50E+00 1.51E+01 4.87E-04 --- --- --- 7.27E-01 --- --- --- A trazine 1.52E+01 5.42E+02 2.22E-01 2.20E-01 3.29E-03 --- --- --- 1.79E+00 --- --- --- Benz(a)anthracene 9.61E+02 3.43E+04 7.30E-01 3.10E-01 1.00E-03 --- --- --- 3.43E+01 --- --- --- Benzene 1.54E+01 5.49E+02 5.50E-02 2.70E-02 1.33E-02 --- --- --- 7.30E+00 --- --- --- Benzidine 1.54E+01 5.49E+02 2.30E+02 2.30E+02 3.18E-06 --- --- --- 1.75E-03 --- --- --- Benzo(a)pyrene 5.88E+06 2.10E+08 7.30E+00 3.10E+00 1.00E-04 --- --- --- 2.10E+04 --- --- --- Benzo(b)fluoranthene 5.84E+06 2.08E+08 7.30E-01 3.10E-01 1.00E-03 --- --- --- 2.09E+05 --- --- --- Benzo(k)fluoranthene 1.25E+21 4.46E+22 7.30E-02 3.10E-02 1.00E-02 --- --- --- 4.46E+20 --- --- --- Benzyl chloride 1.00E+30 3.57E+31 1.70E-01 --- 4.30E-03 --- --- --- 1.53E+29 --- --- --- Bis(2-chloroethyl)ether 1.67E+02 5.96E+03 1.10E+00 1.10E+00 6.65E-04 --- --- --- 3.96E+00 --- --- --- Bis(2-chloroisopropyl)ether 1.52E+01 5.42E+02 --- --- --- --- --- --- --- --- --- --- Bis(2-ethylhexyl)phthalate 1.00E+30 3.57E+31 1.40E-02 1.40E-02 5.22E-02 --- --- --- 1.86E+30 --- --- --- Bromodichloromethane 1.85E+01 6.60E+02 6.20E-02 6.20E-02 1.18E-02 --- --- --- 7.78E+00 --- --- --- Carbon tetrachloride 2.51E+01 8.95E+02 1.30E-01 5.25E-02 5.62E-03 --- --- --- 5.03E+00 --- --- --- Chlordane 8.40E+07 3.00E+09 3.50E-01 3.50E-01 2.09E-03 --- --- --- 6.26E+06 --- --- --- Chlorobenzilate 3.03E+02 1.08E+04 2.70E-01 2.70E-01 2.71E-03 --- --- --- 2.93E+01 --- --- --- Chlorodibromomethane 1.74E+01 6.21E+02 8.40E-02 8.40E-02 8.70E-03 --- --- --- 5.40E+00 --- --- --- Chloroform 1.59E+01 5.67E+02 --- 8.10E-02 --- --- --- --- --- --- --- --- Chrysene 9.61E+02 3.43E+04 7.30E-03 3.10E-03 1.00E-01 --- --- --- 3.43E+03 --- --- --- DDD 1.00E+30 3.57E+31 2.40E-01 2.40E-01 3.05E-03 --- --- --- 1.09E+29 --- --- --- DDE 3.13E+21 1.12E+23 3.40E-01 --- 2.15E-03 --- --- --- 2.40E+20 --- --- --- DDT p,p'- 1.00E+30 3.57E+31 3.40E-01 3.40E-01 2.15E-03 --- --- --- 7.67E+28 --- --- --- Diallate 2.85E+09 1.02E+11 6.10E-02 6.10E-02 1.20E-02 --- --- --- 1.22E+09 --- --- --- Dibenz(a,h)anthracene 1.75E+17 6.24E+18 7.30E+00 3.10E+00 1.00E-04 --- --- --- 6.25E+14 --- --- --- Dibromo-3-chloropropane 1,2- 2.39E+01 8.52E+02 8.00E-01 2.10E+01 9.14E-04 --- --- --- 7.79E-01 --- --- --- Dichlorobenzene 1,4- 1.56E+01 5.56E+02 2.40E-02 --- 3.05E-02 --- --- --- 1.69E+01 --- --- --- Dichlorobenzidine 3,3'- 1.56E+01 5.56E+02 4.50E-01 --- 1.62E-03 --- --- --- 9.04E-01 --- --- --- Dichloroethane 1,2- 1.81E+01 6.46E+02 9.10E-02 9.28E-02 8.03E-03 --- --- --- 5.19E+00 --- --- --- Dichloroethylene 1,1- 1.54E+01 5.49E+02 --- --- --- --- --- --- --- --- --- --- Dichloropropane 1,2- 3.14E+01 1.12E+03 6.80E-02 --- 1.07E-02 --- --- --- 1.20E+01 --- --- --- Dichloropropene 1,3-(mixture of isomers) 1.54E+01 5.49E+02 1.00E-01 1.40E-02 7.31E-03 --- --- --- 4.01E+00 --- --- --- Dichloropropene cis-1,3- 1.00E+30 3.57E+31 1.00E-01 1.40E-02 7.31E-03 --- --- --- 2.61E+29 --- --- --- Dichloropropene trans-1,3- 1.00E+30 3.57E+31 1.00E-01 1.40E-02 7.31E-03 --- --- --- 2.61E+29 --- --- --- Dichlorvos 1.54E+01 5.49E+02 2.90E-01 2.90E-01 2.52E-03 --- --- --- 1.38E+00 --- --- --- Dieldrin 1.00E+30 3.57E+31 1.60E+01 1.61E+01 4.57E-05 --- --- --- 1.63E+27 --- --- --- Methylcholanthrene 3- 1.00E+30 3.57E+31 2.20E+01 2.20E+01 3.32E-05 --- --- --- 1.19E+27 --- --- --- Methylene Chloride (Dichloromethane) 1.58E+01 5.64E+02 7.50E-03 1.64E-03 9.75E-02 --- --- --- 5.49E+01 --- --- --- Naphthylamine, 2- 1.57E+01 5.60E+02 --- --- --- --- --- --- --- --- --- --- Diethylstilbestrol 1.80E+01 6.42E+02 4.70E+03 4.70E+03 1.56E-07 --- --- --- 9.98E-05 --- --- --- Dimethoxybenzidine 3,3'- 1.54E+01 5.49E+02 1.40E-02 --- 5.22E-02 --- --- --- 2.87E+01 --- --- --- Dimethylbenz(a)anthracene, 7,12- 8.01E+20 2.86E+22 2.50E+02 --- 2.92E-06 --- --- --- 8.35E+16 --- --- --- Dimethylbenzidine 3,3'- 1.52E+01 5.42E+02 1.10E+01 1.10E+01 6.65E-05 --- --- --- 3.60E-02 --- --- --- Dinitrotoluene 2,4- 1.54E+01 5.49E+02 6.80E-01 --- 1.07E-03 --- --- --- 5.90E-01 --- --- --- Dinitrotoluene 2,6- 1.54E+01 5.49E+02 6.80E-01 --- 1.07E-03 --- --- --- 5.90E-01 --- --- --- Dioxane 1,4- 1.54E+01 5.49E+02 1.10E-02 1.10E-02 6.65E-02 --- --- --- 3.65E+01 --- --- --- Diphenylhydrazine 1,2- 1.52E+01 5.42E+02 8.00E-01 8.00E-01 9.14E-04 --- --- --- 4.95E-01 --- --- --- Epichlorohydrin 1.00E+30 3.57E+31 9.90E-03 4.20E-03 7.38E-02 --- --- --- 2.63E+30 --- --- --- Ethyl methanesulfonate 1.00E+30 3.57E+31 --- --- --- --- --- --- --- --- --- --- Ethylene dibromide (1 2 - Dibromoethane) 2.10E+03 7.49E+04 2.00E+00 2.00E+00 3.65E-04 --- --- --- 2.74E+01 --- --- --- Ethylene thiourea 1.54E+01 5.49E+02 1.10E-01 1.10E-01 6.65E-03 --- --- --- 3.65E+00 --- --- --- HCH, (Hexachlorocyclohexane ) (Lindane) gamma 1.82E+21 6.49E+22 1.30E+00 1.30E+00 5.62E-04 --- --- --- 3.65E+19 --- --- --- HCH, alpha- (Hexachlorocyclohexane 9.03E+23 3.22E+25 6.30E+00 6.30E+00 1.16E-04 --- --- --- 3.74E+21 --- --- --- HCH, beta- (Hexachlorocyclohexane 1.56E+01 5.56E+02 1.80E+00 1.80E+00 4.06E-04 --- --- --- 2.26E-01 --- --- --- Heptachlor 1.00E+30 3.57E+31 4.50E+00 4.55E+00 1.62E-04 --- --- --- 5.79E+27 --- --- --- Heptachlor epoxide 1.00E+30 3.57E+31 9.10E+00 9.10E+00 8.03E-05 --- --- --- 2.86E+27 --- --- --- Hexachloro-1,3-butadiene 2.25E+01 8.02E+02 7.80E-02 7.80E-02 9.37E-03 --- --- --- 7.52E+00 --- --- --- Hexachlorobenzene 2.46E+03 8.77E+04 1.60E+00 1.61E+00 4.57E-04 --- --- --- 4.01E+01 --- --- --- Hexachloroethane 1.60E+01 5.71E+02 1.40E-02 1.40E-02 5.22E-02 --- --- --- 2.98E+01 --- --- --- Hexahydro-1,3,5-trinitro-1,3,5-triazi n 1.54E+01 5.49E+02 1.10E-01 1.10E-01 6.65E-03 --- --- --- 3.65E+00 --- --- --- Indeno (1,2,3-cd) pyrene 1.14E+14 4.07E+15 7.30E-01 3.10E-01 1.00E-03 --- --- --- 4.07E+12 --- --- --- Isophorone 1.54E+01 5.49E+02 1.00E-03 --- 7.31E-01 --- --- --- 4.01E+02 --- --- --- Kepone 1.83E+01 6.53E+02 8.00E+00 8.00E+00 9.14E-05 --- --- --- 5.96E-02 --- --- --- Nitropropane 2- 1.54E+01 5.49E+02 9.40E+00 9.40E+00 7.78E-05 --- --- --- 4.27E-02 --- --- --- Nitrosodiethylamine N- 1.54E+01 5.49E+02 1.50E+02 1.50E+02 4.87E-06 --- --- --- 2.68E-03 --- --- --- Nitrosodimethylamine N- 1.54E+01 5.49E+02 5.10E+01 4.90E+01 1.43E-05 --- --- --- 7.87E-03 --- --- --- Nitroso-di-n-butylamine N- 1.52E+01 5.42E+02 5.40E+00 5.60E+00 1.35E-04 --- --- --- 7.34E-02 --- --- --- Nitroso-di-n-propylamine N- 1.54E+01 5.49E+02 7.00E+00 --- 1.04E-04 --- --- --- 5.74E-02 --- --- ---

### Groundwater Exposure Pathways Delisting Analysis - Carcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Maxinum Allowable Constituent Concentration Pathway Leachate Concentration Delisting Level Chemical Name Dilution Attenuation

Factor (DAF) Waste o lume-adjust e DAF Oral Cancer Slope Factor ( mg/kg-day ) Inhalation Cancer Slope Factor (mg/kg-day) Groundwater Ingestion (mg/L) Adult Dermal Contact (mg/L) Child Dermal Contact (mg/L) Adult Inhalation of Volatiles

(mg/L) Groundwater Ingestion

(mg/L) Adult Dermal Contact (mg/L) Child Dermail Contact (mg/L) Adult Inhalation of Volatitles

(mg/L) Nitrosodiphenylamine N- 1.52E+01 5.42E+02 4.90E-03 4.90E-03 1.49E-01 --- --- --- 8.09E+01 --- --- --- Nitrosomethylethylamine N- 1.54E+01 5.49E+02 2.20E+01 --- 3.32E-05 --- --- --- 1.82E-02 --- --- --- Nitrosopiperidine N- 1.54E+01 5.49E+02 9.40E+00 --- 7.78E-05 --- --- --- 4.27E-02 --- --- --- Nitrosopyrrolidine N- 1.54E+01 5.49E+02 2.10E+00 2.14E+00 3.48E-04 --- --- --- 1.91E-01 --- --- --- Pentachloronitrobenzene (PCNB) 2.65E+01 9.45E+02 2.60E-01 --- 2.81E-03 --- --- --- 2.66E+00 --- --- --- Pentachlorophenol 1.56E+01 5.56E+02 1.20E-01 --- 6.09E-03 --- --- --- 3.39E+00 --- --- --- Polychlorinated biphenyls (Aroclors) 2.36E+13 8.42E+14 2.00E+00 2.00E+00 3.65E-04 --- --- --- 3.08E+11 --- --- --- SAFROLE 1.52E+01 5.42E+02 --- --- --- --- --- --- --- --- --- --- Tetrachlorodibenzo-p-dioxin (TCDD) 2378 - 3.55E+11 1.27E+13 1.50E+05 1.50E+05 4.87E-09 --- --- --- 6.17E+04 --- --- --- Tetrachloroethane 1,1,1,2- 2.88E+01 1.03E+03 2.60E-02 2.60E-02 2.81E-02 --- --- --- 2.89E+01 --- --- --- Tetrachloroethane 1,1,2,2- 1.26E+04 4.49E+05 2.00E-01 2.00E-01 3.65E-03 --- --- --- 1.64E+03 --- --- --- Tetrachloroethylene 1.51E+01 5.39E+02 5.40E-01 2.10E-02 1.35E-03 --- --- --- 7.29E-01 --- --- --- Toluenediamine 2,4- 1.54E+01 5.49E+02 3.20E+00 --- 2.28E-04 --- --- --- 1.25E-01 --- --- --- Toluidine o- 1.54E+01 5.49E+02 2.40E-01 --- 3.05E-03 --- --- --- 1.67E+00 --- --- --- Toluidine p- 1.54E+01 5.49E+02 1.90E-01 --- 3.85E-03 --- --- --- 2.11E+00 --- --- --- Toxaphene (chlorinated camphenes) 1.33E+09 4.74E+10 1.10E+00 1.10E+00 6.65E-04 --- --- --- 3.15E+07 --- --- --- Tribromomethane (Bromoform) 1.64E+01 5.85E+02 7.90E-03 3.85E-03 9.25E-02 --- --- --- 5.41E+01 --- --- --- Trichloroethane 1,1,2- 1.86E+01 6.63E+02 5.70E-02 5.60E-02 1.28E-02 --- --- --- 8.51E+00 --- --- --- Trichloroethylene (Trichloroethylene 1 1 2 - ) 1.55E+01 5.53E+02 1.30E-02 7.00E-03 5.62E-02 --- --- --- 3.11E+01 --- --- --- Trichlorophenol 2,4,6- 1.51E+01 5.39E+02 1.10E-02 1.10E-02 6.65E-02 --- --- --- 3.58E+01 --- --- --- Trichloropropane 1,2,3- 2.12E+01 7.56E+02 7.00E+00 --- 1.04E-04 --- --- --- 7.90E-02 --- --- --- Trinitrotoluene 2,4,6- 1.54E+01 5.49E+02 3.00E-02 --- 2.44E-02 --- --- --- 1.34E+01 --- --- --- Tris (2,3-dibromopropyl) phosphate 1.48E+03 5.28E+04 2.30E+00 --- 3.18E-04 --- --- --- 1.68E+01 --- --- --- Vinyl chloride 1.54E+01 5.49E+02 1.40E+00 3.10E-02 5.22E-04 --- --- --- 2.87E-01 --- --- ---

### Groundwater Exposure Pathways Delisting Analysis - Noncarcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Maxinum Allowable Constituent Concentration Pathway Leachate Concentration Delisting Level Chemical Name Dilution Attenuation

Factor (DAF) Waste Volume Adjusted

DAF Reference Dose (mg/kg-day) Inhalation Reference

Dose (mg/kg-day) Groundwater Ingestion (mg/L) Adult Dermal Contact (mg/L) Child Dermal Contact (mg/L) Adult Inhaltion of Volatiles

(mg/L) Groundwater Ingestion (mg/L) Adult Dermal Contact (mg/L) Child Dermal Contact (mg/L) Adult Inhalation of Volatitles

(mg/L)

A cenaphthene 1.61E+01 5.74E+02 6.00E-02 2.10E-01 2.25E+00 1.44E+00 6.60E-01 --- 1.29E+03 8.26E+02 3.79E+02 --- A cenapthylene 1.61E+01 5.74E+02 --- --- --- --- --- --- --- --- --- --- A cetone (2-propanone) 1.54E+01 5.49E+02 9.00E-01 3.15E+00 3.38E+01 9.59E+03 4.40E+03 --- 1.86E+04 5.27E+06 2.42E+06 --- A cetonitrile (methyl cyanide) 1.54E+01 5.49E+02 1.70E-02 5.95E-02 6.38E-01 1.89E+02 8.69E+01 --- 3.51E+02 1.04E+05 4.77E+04 --- A cetophenone 1.54E+01 5.49E+02 1.00E-01 --- 3.75E+00 7.77E+01 3.57E+01 --- 2.06E+03 4.27E+04 1.96E+04 --- A crolein 1.00E+30 3.57E+31 5.00E-04 2.00E-05 1.88E-02 3.67E+00 1.68E+00 --- 6.70E+29 1.31E+32 6.00E+31 --- A niline (benzeneamine) 1.54E+01 5.49E+02 7.00E-03 1.00E-03 2.63E-01 1.29E+01 5.94E+00 --- 1.44E+02 7.10E+03 3.26E+03 --- A nthracene 1.87E+01 6.67E+02 3.00E-01 1.05E+00 1.13E+01 3.02E+00 1.39E+00 --- 7.51E+03 2.01E+03 9.24E+02 --- A ntimon y 4.26E+01 1.52E+03 4.00E-04 --- 1.50E-02 6.01E+00 3.17E+00 --- 9.68E+00 9.13E+03 4.81E+03 --- Barium 4.60E+01 1.64E+03 2.00E-01 5.00E-04 7.51E+00 3.00E+03 1.58E+03 --- 4.72E+03 4.93E+06 2.60E+06 --- Benzaldehyde 1.54E+01 5.49E+02 1.00E-01 3.50E-01 3.75E+00 --- --- --- 2.06E+03 --- --- --- Benzo(ghi)perylene 5.95E+02 2.12E+04 --- --- --- --- --- --- --- --- --- --- Benzoic acid 1.54E+01 5.49E+02 4.00E+00 1.40E+01 1.50E+02 --- --- --- 8.25E+04 --- --- --- Benzyl alcohol 1.54E+01 5.49E+02 5.00E-01 1.75E+00 1.88E+01 8.26E+02 3.79E+02 --- 1.03E+04 4.54E+05 2.08E+05 --- Beryllium 4.50E+02 1.60E+04 2.00E-03 2.00E-05 7.51E-02 3.00E+01 1.58E+01 --- 4.66E+01 4.82E+05 2.54E+05 --- Bis (2-Chloroethoxy) methane 1.51E+01 5.39E+02 3.00E-03 --- 1.13E-01 6.24E+00 2.86E+00 --- 6.07E+01 3.36E+03 1.54E+03 --- Bromomethane (Methyl bromide) 4.19E+23 1.49E+25 1.40E-03 5.00E-03 5.26E-02 1.89E+00 8.68E-01 --- 7.85E+23 2.83E+25 1.30E+25 --- Bromophenyl-phenyl ether 4- 7.27E+01 2.59E+03 --- --- --- --- --- --- --- --- --- --- Butanol n- 1.54E+01 5.49E+02 1.00E-01 --- 3.75E+00 2.17E+02 9.98E+01 --- 2.06E+03 1.19E+05 5.48E+04 --- Butyl benzyl phthalate 2.76E+01 9.84E+02 2.00E-01 7.00E-01 7.51E+00 3.16E+00 1.45E+00 --- 7.39E+03 3.11E+03 1.43E+03 --- Butyl-4,6-dinitrophenol,2-sec-(Dinoseb) 1.51E+01 5.39E+02 1.00E-03 3.50E-03 3.75E-02 1.53E-01 7.03E-02 --- 2.02E+01 8.25E+01 3.79E+01 --- Cadmium 4.59E+01 1.64E+03 5.00E-04 --- 1.88E-02 7.51E+00 3.96E+00 --- 1.22E+01 1.23E+04 6.48E+03 --- Carbon disulfide 1.78E+01 6.35E+02 1.00E-01 7.00E-01 3.75E+00 3.20E+01 1.47E+01 --- 2.38E+03 2.03E+04 9.32E+03 --- Chlorine 1.54E+01 5.49E+02 1.00E-01 2.00E-05 3.75E+00 --- --- --- 2.06E+03 --- --- --- Chloro-1,3-butadiene, 2- (Chloroprene) 1.54E+01 5.49E+02 1.00E-01 2.00E-03 3.75E+00 3.10E+01 1.42E+01 --- 2.06E+03 1.70E+04 7.82E+03 --- Chloro-3-methylphenol 4- 1.55E+01 5.53E+02 --- --- --- --- --- --- --- --- --- --- Chloroaniline p- 1.54E+01 5.49E+02 4.00E-03 --- 1.50E-01 2.32E+00 1.06E+00 --- 8.25E+01 1.27E+03 5.85E+02 --- Chlorobenzene 1.51E+01 5.39E+02 2.00E-02 5.00E-02 7.51E-01 1.97E+00 9.06E-01 --- 4.04E+02 1.06E+03 4.88E+02 --- Chlorodifluoromethane 1.54E+01 5.49E+02 1.40E+01 4.90E+01 5.26E+02 --- --- --- 2.89E+05 --- --- --- Chloroethane [Ethyl chloride] 1.54E+01 5.49E+02 4.00E-01 1.00E+01 1.50E+01 --- --- --- 8.25E+03 --- --- --- Chloromethane (Methyl chloride) 1.54E+01 5.49E+02 --- 9.10E-02 --- --- --- --- --- --- --- --- chloronaphthalene 2- 1.55E+01 5.53E+02 8.00E-02 --- 3.00E+00 1.44E+00 6.60E-01 --- 1.66E+03 7.95E+02 3.65E+02 --- Chlorophenol 2- 1.54E+01 5.49E+02 5.00E-03 --- 1.88E-01 1.70E+00 7.79E-01 --- 1.03E+02 9.32E+02 4.28E+02 --- Chlorophenyl-phenyl ether 4- 1.60E+01 5.71E+02 --- --- --- --- --- --- --- --- --- --- Chloropropene 3- (Allyl Chloride) 1.00E+30 3.57E+31 --- 1.00E-03 --- --- --- --- --- --- --- --- Chromium 4.50E+02 1.60E+04 3.00E-03 --- 1.13E-01 4.51E+01 2.38E+01 --- 7.17E+01 7.23E+05 3.81E+05 --- Chromium (III) (Chromic Ion) 1.23E+03 4.39E+04 1.50E+00 --- 5.63E+01 2.25E+04 1.19E+04 --- 1.14E+04 9.88E+08 5.21E+08 --- Chromium (VI) (+6) 4.50E+02 1.60E+04 3.00E-03 1.00E-04 1.13E-01 2.25E+01 1.19E+01 --- 7.17E+01 3.62E+05 1.91E+05 --- Cobalt 1.23E+03 4.39E+04 3.00E-04 6.00E-06 1.13E-02 4.51E+00 2.38E+00 --- 7.34E+00 1.98E+05 1.04E+05 --- Copper 4.50E+02 1.60E+04 4.00E-02 --- 1.50E+00 6.01E+02 3.17E+02 --- 9.66E+02 9.64E+06 5.08E+06 --- Cresol m- 1.54E+01 5.49E+02 5.00E-02 --- 1.88E+00 2.15E+01 9.86E+00 --- 1.03E+03 1.18E+04 5.42E+03 --- Cresol o- 1.54E+01 5.49E+02 5.00E-02 --- 1.88E+00 1.95E+01 8.96E+00 --- 1.03E+03 1.07E+04 4.92E+03 --- Cresol p- 1.54E+01 5.49E+02 5.00E-03 --- 1.88E-01 2.15E+00 9.86E-01 --- 1.03E+02 1.18E+03 5.42E+02 --- Cumene (Isopropylbenzene) 1.56E+01 5.56E+02 1.00E-01 3.85E-01 3.75E+00 3.30E+00 1.52E+00 --- 2.09E+03 1.84E+03 8.43E+02 --- Cyanide 1.54E+01 5.49E+02 2.00E-02 7.00E-02 7.51E-01 --- --- --- 4.12E+02 --- --- --- Cyclotetramethylene-tetranitramine 1.54E+01 5.49E+02 5.00E-02 1.75E-01 1.88E+00 3.39E+03 1.79E+03 --- 1.03E+03 1.86E+06 9.81E+05 --- Diazinon 1.52E+01 5.42E+02 9.00E-04 3.15E-03 3.38E-02 --- --- --- 1.83E+01 --- --- --- Dibenzofuran 1.57E+01 5.60E+02 1.00E-03 3.50E-03 3.75E-02 2.06E-03 1.08E-03 --- 2.10E+01 1.15E+00 6.07E-01 --- Dichlorobenzene 1,2- 1.55E+01 5.53E+02 9.00E-02 2.00E-01 3.38E+00 4.46E+00 2.05E+00 --- 1.87E+03 2.47E+03 1.13E+03 --- Dichlorobenzene 1,3- 1.55E+01 5.53E+02 --- --- --- --- --- --- --- --- --- --- Dichlorodifluoromethane (Freon 12) 1.51E+01 5.39E+02 2.00E-01 2.00E-01 7.51E+00 6.54E+01 3.00E+01 --- 4.04E+03 3.52E+04 1.62E+04 --- Dichloroethane 1,1- 1.89E+01 6.74E+02 2.00E-01 5.00E-01 7.51E+00 1.03E+02 4.74E+01 --- 5.06E+03 6.96E+04 3.19E+04 --- Dichloroethylene cis-1,2- 1.54E+01 5.49E+02 1.00E-02 --- 3.75E-01 4.66E+00 2.14E+00 --- 2.06E+02 2.56E+03 1.17E+03 --- Dichloroethylene trans-1,2- 1.54E+01 5.49E+02 2.00E-02 6.00E-02 7.51E-01 6.66E+00 3.06E+00 --- 4.12E+02 3.66E+03 1.68E+03 --- Dichlorophenol 2,4- 1.51E+01 5.39E+02 3.00E-03 --- 1.13E-01 2.93E-01 1.34E-01 --- 6.07E+01 1.58E+02 7.24E+01 --- Dichlorophenol 2,6- 1.51E+01 5.39E+02 --- --- --- --- --- --- --- --- --- --- Dichlorophenoxyacetic acid 2,4-(2,4-D) 1.54E+01 5.49E+02 1.00E-02 3.50E-02 3.75E-01 2.71E+00 1.24E+00 --- 2.06E+02 1.49E+03 6.82E+02 --- Diethyl phthalate 3.33E+01 1.19E+03 8.00E-01 --- 3.00E+01 3.07E+02 1.41E+02 --- 3.57E+04 3.65E+05 1.68E+05 --- Methyl acetate 1.54E+01 5.49E+02 1.00E+00 --- 3.75E+01 --- --- --- 2.06E+04 --- --- --- Methyl ethyl ketone 1.54E+01 5.49E+02 6.00E-01 4.90E+00 2.25E+01 3.02E+03 1.39E+03 --- 1.24E+04 1.66E+06 7.63E+05 --- Methyl isobutyl ketone 1.54E+01 5.49E+02 8.00E-02 3.01E+00 3.00E+00 1.10E+02 5.04E+01 --- 1.65E+03 6.03E+04 2.77E+04 --- Methyl methacrylate 1.29E+02 4.60E+03 1.40E+00 7.00E-01 5.26E+01 1.41E+03 6.47E+02 --- 2.42E+05 6.48E+06 2.98E+06 --- Methyl parathion 7.85E+11 2.80E+13 2.50E-04 --- 9.39E-03 6.72E-02 3.09E-02 --- 2.63E+11 1.88E+12 8.64E+11 --- Methylene bromide (Dibromomethane) 1.54E+01 5.49E+02 1.00E-02 --- 3.75E-01 1.18E+01 5.42E+00 --- 2.06E+02 6.49E+03 2.98E+03 --- Methylnapthalene 2- 1.66E+01 5.92E+02 4.00E-03 --- 1.50E-01 9.54E-02 4.38E-02 --- 8.89E+01 5.65E+01 2.59E+01 --- Molybdenum 4.68E+01 1.67E+03 5.00E-03 --- 1.88E-01 7.51E+01 3.96E+01 --- 1.16E+02 1.25E+05 6.61E+04 --- Naphthalene 1.55E+01 5.53E+02 2.00E-02 3.00E-03 7.51E-01 9.69E-01 4.45E-01 --- 4.15E+02 5.36E+02 2.46E+02 --- Naphthaquinone 1,4- 1.51E+01 5.39E+02 --- --- --- --- --- --- --- --- --- --- Nickel 4.59E+01 1.64E+03 2.00E-02 --- 7.51E-01 3.00E+02 1.58E+02 --- 4.80E+02 4.92E+05 2.59E+05 ---

### Groundwater Exposure Pathways Delisting Analysis - Noncarcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Maxinum Allowable Constituent Concentration Pathway Leachate Concentration Delisting Level Chemical Name Dilution Attenuation

Factor (DAF) Waste Volume Adjusted

DAF Reference Dose (mg/kg-day) Inhalation Reference

Dose (mg/kg-day) Groundwater Ingestion (mg/L) Adult Dermal Contact (mg/L) Child Dermal Contact (mg/L) Adult Inhaltion of Volatiles

(mg/L) Groundwater Ingestion (mg/L) Adult Dermal Contact (mg/L) Child Dermal Contact (mg/L) Adult Inhalation of Volatitles

(mg/L) nitroaniline 2- 1.54E+01 5.49E+02 3.00E-03 1.05E-04 1.13E-01 2.08E+00 9.53E-01 --- 6.19E+01 1.14E+03 5.24E+02 --- Dimethoate 2.25E+06 8.02E+07 2.00E-04 7.00E-04 7.51E-03 1.53E+00 7.01E-01 --- 6.03E+05 1.22E+08 5.62E+07 --- Dimethyl phthalate 1.54E+01 5.49E+02 1.00E+01 3.50E+01 3.75E+02 1.49E+04 6.84E+03 --- 2.06E+05 8.18E+06 3.76E+06 --- Dimethylphenol, 2,4- 1.51E+01 5.39E+02 2.00E-02 7.00E-02 7.51E-01 4.85E+00 2.23E+00 --- 4.04E+02 2.61E+03 1.20E+03 --- Di-n-butyl phthalate 2.98E+01 1.06E+03 1.00E-01 --- 3.75E+00 1.80E+00 8.26E-01 --- 3.99E+03 1.91E+03 8.78E+02 --- Dinitrobenzene 1,3- 1.54E+01 5.49E+02 1.00E-04 --- 3.75E-03 1.34E-01 6.16E-02 --- 2.06E+00 7.37E+01 3.38E+01 --- Dinitromethylphenol, 4,6-,2- 1.55E+01 5.53E+02 1.00E-04 3.50E-04 3.75E-03 6.05E-02 2.78E-02 --- 2.08E+00 3.35E+01 1.54E+01 --- Dinitrophenol 2,4- 1.54E+01 5.49E+02 2.00E-03 --- 7.51E-02 2.76E+00 1.27E+00 --- 4.12E+01 1.51E+03 6.95E+02 --- Di-n-octyl phthalate 1.00E+30 3.57E+31 4.00E-02 1.40E-01 1.50E+00 5.65E-03 2.59E-03 --- 5.36E+31 2.01E+29 9.24E+28 --- Diphenylamine 1.56E+01 5.56E+02 2.50E-02 8.75E-02 9.39E-01 1.35E+00 6.18E-01 --- 5.22E+02 7.50E+02 3.44E+02 --- Disulfoton 3.84E+18 1.37E+20 4.00E-05 --- 1.50E-03 1.99E-03 9.13E-04 --- 2.06E+17 2.72E+17 1.25E+17 --- Endosulfan (Endosulfan I and II,mixture) 1.59E+01 5.67E+02 6.00E-03 --- 2.25E-01 6.15E-01 2.82E-01 --- 1.28E+02 3.49E+02 1.60E+02 --- Endrin 3.06E+13 1.09E+15 3.00E-04 --- 1.13E-02 5.49E-03 2.52E-03 --- 1.23E+13 5.99E+12 2.75E+12 --- Ethoxyethanol 2- 1.54E+01 5.49E+02 4.00E-01 2.00E-01 1.50E+01 4.24E+03 1.95E+03 --- 8.25E+03 2.33E+06 1.07E+06 --- Ethyl acetate 4.01E+02 1.43E+04 9.00E-01 --- 3.38E+01 2.63E+03 1.21E+03 --- 4.83E+05 3.76E+07 1.72E+07 --- Ethyl ether 1.54E+01 5.49E+02 2.00E-01 7.00E-01 7.51E+00 4.18E+02 1.92E+02 --- 4.12E+03 2.30E+05 1.05E+05 --- Ethyl methacrylate 7.18E+01 2.56E+03 9.00E-02 3.15E-01 3.38E+00 7.17E+01 3.29E+01 --- 8.65E+03 1.84E+05 8.43E+04 --- Ethylbenzene 1.55E+01 5.53E+02 1.00E-01 1.00E+00 3.75E+00 5.96E+00 2.74E+00 --- 2.08E+03 3.29E+03 1.51E+03 --- Fluoranthene 2.90E+01 1.03E+03 4.00E-02 1.40E-01 1.50E+00 1.85E-01 8.49E-02 --- 1.55E+03 1.91E+02 8.78E+01 --- Fluorene 1.68E+01 5.99E+02 4.00E-02 1.40E-01 1.50E+00 6.36E-01 2.92E-01 --- 9.00E+02 3.81E+02 1.75E+02 --- Formaldehyde 1.54E+01 5.49E+02 2.00E-01 9.99E-03 7.51E+00 1.26E+03 5.77E+02 --- 4.12E+03 6.90E+05 3.17E+05 --- Formic acid 1.54E+01 5.49E+02 2.00E+00 3.01E-03 7.51E+01 3.21E+04 1.48E+04 --- 4.12E+04 1.77E+07 8.10E+06 --- Furan 1.54E+01 5.49E+02 1.00E-03 --- 3.75E-02 8.72E-01 4.00E-01 --- 2.06E+01 4.79E+02 2.20E+02 --- Hexachlorocyclopentadiene 1.00E+30 3.57E+31 6.00E-03 2.00E-04 2.25E-01 2.91E-02 1.34E-02 --- 8.03E+30 1.04E+30 4.77E+29 --- Hexachlorophene 9.60E+01 3.42E+03 3.00E-04 --- 1.13E-02 1.12E-04 5.14E-05 --- 3.86E+01 3.84E-01 1.76E-01 --- Hexachloropropene 1.51E+01 5.39E+02 --- --- --- --- --- --- --- --- --- --- Iron 8.94E+04 3.19E+06 3.00E-01 --- 1.13E+01 4.51E+03 2.38E+03 --- 3.59E+07 1.44E+10 7.58E+09 --- Isobutyl alcohol 1.54E+01 5.49E+02 3.00E-01 --- 1.13E+01 7.09E+02 3.25E+02 --- 6.19E+03 3.89E+05 1.79E+05 --- Lead 8.22E+01 2.93E+03 --- --- --- --- --- --- 4.40E+01 --- --- --- Magnesium --- --- --- --- --- --- --- --- --- --- --- --- Malathion 1.55E+01 5.53E+02 2.00E-02 --- 7.51E-01 --- --- --- 4.15E+02 --- --- --- Manganese 4.51E+01 1.61E+03 2.40E-02 5.00E-05 9.01E-01 3.60E+02 1.90E+02 --- 5.72E+02 5.80E+05 3.06E+05 --- Mercury (Fish Pathway Only) --- --- 1.00E-04 --- 3.75E-03 --- --- --- --- --- --- --- Mercury (Total) 4.70E+01 1.68E+03 3.00E-04 3.00E-04 1.13E-02 4.51E+00 2.38E+00 --- 1.85E+01 7.55E+03 3.98E+03 --- Methacrylonitrile 1.68E+01 5.99E+02 1.00E-04 7.00E-04 3.75E-03 3.22E-01 1.48E-01 --- 2.25E+00 1.93E+02 8.85E+01 --- Methanol 1.54E+01 5.49E+02 5.00E-01 --- 1.88E+01 9.55E+03 4.39E+03 --- 1.03E+04 5.25E+06 2.41E+06 --- Methoxychlor 1.00E+30 3.57E+31 5.00E-03 --- 1.88E-01 6.83E-02 3.13E-02 --- 6.70E+30 2.43E+30 1.12E+30 --- Nitroaniline 3- 1.54E+01 5.49E+02 3.00E-04 1.05E-03 1.13E-02 4.06E-01 1.87E-01 --- 6.19E+00 2.23E+02 1.02E+02 --- Nitroaniline 4- 1.54E+01 5.49E+02 3.00E-03 3.50E-03 1.13E-01 4.48E+00 2.06E+00 --- 6.19E+01 2.46E+03 1.13E+03 --- Nitrobenzene 1.54E+01 5.49E+02 5.00E-04 2.00E-03 1.88E-02 2.85E-01 1.31E-01 --- 1.03E+01 1.57E+02 7.20E+01 --- Nitro-o-toluidine, 5- (Methyl-5-nitroaniline 2 - ) 1.54E+01 5.49E+02 --- --- --- --- --- --- --- --- --- --- Nitrophenol 2- 1.54E+01 5.49E+02 --- --- --- --- --- --- --- --- --- --- Nitrophenol 4- 1.54E+01 5.49E+02 --- --- --- --- --- --- --- --- --- --- Nitroquinoline-1-oxide, 4- 1.54E+01 5.49E+02 --- --- --- --- --- --- --- --- --- --- Nitrosomorpholine N- 1.54E+01 5.49E+02 --- --- --- --- --- --- --- --- --- --- Octamethyl pyrophosphoramide 1.75E+01 6.24E+02 2.00E-03 --- 7.51E-02 1.64E+02 7.51E+01 --- 4.69E+01 1.02E+05 4.69E+04 --- Parathion (ethyl) 1.00E+30 3.57E+31 6.00E-03 --- 2.25E-01 4.20E-01 1.93E-01 --- 8.03E+30 1.50E+31 6.88E+30 --- Pentachlorobenzene 2.02E+03 7.20E+04 8.00E-04 --- 3.00E-02 4.12E-03 1.89E-03 --- 2.16E+03 2.97E+02 1.36E+02 --- Pentachloroethane 1.52E+01 5.42E+02 --- --- --- --- --- --- --- --- --- --- Phenacetin 1.52E+01 5.42E+02 --- --- --- --- --- --- --- --- --- --- Phenanthrene 1.61E+01 5.74E+02 --- --- --- --- --- --- --- --- --- --- Phenol 1.54E+01 5.49E+02 3.00E-01 --- 1.13E+01 2.49E+02 1.14E+02 --- 6.19E+03 1.37E+05 6.28E+04 --- Phenyl mercuric acetate 1.54E+01 5.49E+02 8.00E-05 --- 3.00E-03 1.08E-01 4.95E-02 --- 1.65E+00 5.93E+01 2.72E+01 --- Phenylenediamine 1,3- 1.54E+01 5.49E+02 6.00E-03 --- 2.25E-01 5.73E+01 2.63E+01 --- 1.24E+02 3.15E+04 1.44E+04 --- Phorate 1.00E+30 3.57E+31 2.00E-04 --- 7.51E-03 1.18E-02 5.41E-03 --- 2.68E+29 4.20E+29 1.93E+29 --- Picoline a- 1.54E+01 5.49E+02 --- --- --- --- --- --- --- --- --- --- Pronamide 1.64E+01 5.85E+02 7.50E-02 --- 2.82E+00 7.12E+00 3.27E+00 --- 1.65E+03 4.16E+03 1.91E+03 --- Pyrene 6.84E+01 2.44E+03 3.00E-02 --- 1.13E+00 1.42E-01 6.50E-02 --- 2.75E+03 3.45E+02 1.59E+02 --- Pyridine 1.54E+01 5.49E+02 1.00E-03 --- 3.75E-02 2.75E+00 1.26E+00 --- 2.06E+01 1.51E+03 6.94E+02 --- Selenium 4.58E+01 1.63E+03 5.00E-03 --- 1.88E-01 7.51E+01 3.96E+01 --- 1.17E+02 1.23E+05 6.47E+04 --- Selenium(+4) 4.58E+01 1.63E+03 5.00E-03 --- 1.88E-01 7.51E+01 3.96E+01 --- 1.17E+02 1.23E+05 6.47E+04 --- Selenium(+6) 4.71E+01 1.68E+03 5.00E-03 1.88E-01 7.51E+01 3.96E+01 --- 1.17E+02 1.26E+05 6.65E+04 --- Silver 4.78E+01 1.70E+03 5.00E-03 --- 1.88E-01 7.51E+01 3.96E+01 --- 2.42E+02 1.28E+05 6.75E+04 --- Strychnine and salts 1.54E+01 5.49E+02 3.00E-04 --- 1.13E-02 6.42E-01 2.95E-01 --- 6.19E+00 3.52E+02 1.62E+02 --- Styrene 1.51E+01 5.39E+02 2.00E-01 1.02E+00 7.51E+00 1.63E+01 7.49E+00 --- 4.04E+03 8.79E+03 4.04E+03 --- Tetrachlorobenzene 1,2,4,5- 1.94E+01 6.92E+02 3.00E-04 --- 1.13E-02 3.37E-03 1.55E-03 --- 7.79E+00 2.34E+00 1.07E+00 --- Tetrachlorophenol 2,3,4,6- 1.52E+01 5.42E+02 3.00E-02 --- 1.13E+00 6.47E-01 2.97E-01 --- 6.11E+02 3.51E+02 1.61E+02 --- Tetraethyl dithiopyrophosphate (Sulfotep) 1.00E+30 3.57E+31 5.00E-04 --- 1.88E-02 4.34E-02 1.99E-02 --- 6.70E+29 1.55E+30 7.10E+29 --- Thallium 1.83E+01 6.53E+02 6.60E-05 --- 2.48E-03 9.91E-01 5.23E-01 --- 1.62E+00 6.47E+02 3.41E+02 ---

### Groundwater Exposure Pathways Delisting Analysis - Noncarcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Maxinum Allowable Constituent Concentration Pathway Leachate Concentration Delisting Level Chemical Name Dilution Attenuation

Factor (DAF) Waste Volume Adjusted

DAF Reference Dose (mg/kg-day) Inhalation Reference

Dose (mg/kg-day) Groundwater Ingestion (mg/L) Adult Dermal Contact (mg/L) Child Dermal Contact (mg/L) Adult Inhaltion of Volatiles

(mg/L) Groundwater Ingestion (mg/L) Adult Dermal Contact (mg/L) Child Dermal Contact (mg/L) Adult Inhalation of Volatitles

(mg/L) Thionazin 1.54E+01 5.49E+02 --- --- --- --- --- --- --- --- --- --- Tin 1.72E+06 6.13E+07 6.00E-01 --- 2.25E+01 9.01E+03 4.75E+03 --- 1.38E+09 5.53E+11 2.92E+11 --- Toluene 1.51E+01 5.39E+02 8.00E-02 5.00E+00 3.00E+00 8.17E+00 3.75E+00 --- 1.62E+03 4.40E+03 2.02E+03 --- Trichloro-1,2,2-trifluoro-ethane 1,1,2- 1.55E+01 5.53E+02 3.00E+01 8.57E+00 1.13E+03 3.10E+03 1.42E+03 --- 6.23E+05 1.71E+06 7.87E+05 --- Trichlorobenzene 1,2,4- 1.73E+01 6.17E+02 1.00E-02 3.50E-03 3.75E-01 2.59E-01 1.19E-01 --- 2.32E+02 1.60E+02 7.34E+01 --- Trichloroethane 1,1,1- 5.81E+04 2.07E+06 2.00E+00 5.00E+00 7.51E+01 5.78E+01 3.05E+01 --- 1.56E+08 1.20E+08 6.31E+07 --- Trichlorofluoromethane (Freon 11) 1.51E+01 5.39E+02 3.00E-01 2.00E-01 1.13E+01 6.19E+01 2.84E+01 --- 6.07E+03 3.33E+04 1.53E+04 --- Trichlorophenol 2,4,5- 1.52E+01 5.42E+02 1.00E-01 --- 3.75E+00 3.28E+00 1.51E+00 --- 2.04E+03 1.78E+03 8.16E+02 --- Trichlorophenoxy)propionic acid 2-(2,4,5- (Silvex) 1.54E+01 5.49E+02 8.00E-03 --- 3.00E-01 1.00E+00 4.59E-01 --- 1.65E+02 5.50E+02 2.52E+02 --- Trichlorophenoxyacetic acid 2,4,5- 1.54E+01 5.49E+02 1.00E-02 --- 3.75E-01 1.27E+00 5.81E-01 --- 2.06E+02 6.95E+02 3.19E+02 --- Triethylphosphorothiate o,o,o- 1.54E+01 5.49E+02 --- --- --- --- --- --- --- --- --- --- Trinitrobenzene (Trinitrobenzene 1,3,5-) sym 1.54E+01 5.49E+02 3.00E-02 --- 1.13E+00 9.38E+01 4.30E+01 --- 6.19E+02 5.15E+04 2.36E+04 --- Vanadium 2.60E+01 9.27E+02 5.00E-03 --- 1.88E-01 7.51E+01 3.96E+01 --- 1.17E+02 6.96E+04 3.67E+04 --- Vinyl acetate 1.54E+01 5.49E+02 1.00E+00 2.00E-01 3.75E+01 --- --- --- 2.06E+04 --- --- --- Xylenes (total) 1.55E+01 5.53E+02 2.00E-01 1.02E-01 7.51E+00 1.14E+01 5.26E+00 --- 4.15E+03 6.33E+03 2.91E+03 --- Zinc 4.82E+01 1.72E+03 3.00E-01 --- 1.13E+01 4.51E+03 2.38E+03 --- 7.23E+03 7.74E+06 4.08E+06 ---

## Surface Water Exposure Pathways Delisting Level Analysis - Carcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Pathway Leachate Concentration Chemical Name Dilution Attenuation Factor (DAF) Oral Cancer Slope Factor (mg/kg-day) Inhalation Cancer Sloope Factor (mg/kg-day) Max Allowable Conecntrion Surface Water Ingestion (mg/L) Max Allowable Concentration Fish Tissue (mg/L) Max Allowable Dissolved Phasw Water Concentration (mg/L) Surface Water Ingestion (mg/L) Fish Ingestion (mg/L)

A cetaldehyde [Ethanal] 1.54E+01 --- 7.70E-03 --- --- --- --- --- A crylamide 2.00E+01 4.50E+00 4.50E+00 1.62E-04 2.09E-02 1.14E-01 1.65E+06 1.13E+07 A crylonitrile 1.68E+01 5.40E-01 2.38E-01 1.35E-03 1.74E-01 3.62E-03 1.38E+07 3.57E+05 A ldrin 2.27E+13 1.70E+01 1.72E+01 4.30E-05 5.52E-03 4.34E-09 4.37E+05 4.28E-01 A ramite 1.00E+30 2.50E-02 2.49E-02 2.92E-02 3.75E+00 7.71E-04 2.97E+08 7.60E+04 A rsenic 4.29E+01 1.50E+00 1.51E+01 4.87E-04 6.26E-02 5.49E-04 4.95E+06 5.41E+04 A rsenic (III) 4.29E+01 1.50E+00 1.51E+01 4.87E-04 6.26E-02 5.49E-04 4.95E+06 5.41E+04 A rsenic (V) 1.23E+03 1.50E+00 1.51E+01 4.87E-04 6.26E-02 5.49E-04 4.95E+06 5.41E+04 A trazine 1.52E+01 2.22E-01 2.20E-01 3.29E-03 4.23E-01 7.46E-03 3.35E+07 7.35E+05 Benz(a)anthracene 9.61E+02 7.30E-01 3.10E-01 1.00E-03 1.29E-01 3.01E-05 1.02E+07 2.97E+03 Benzene 1.54E+01 5.50E-02 2.70E-02 1.33E-02 1.71E+00 6.97E-02 1.35E+08 6.87E+06 Benzidine 1.54E+01 2.30E+02 2.30E+02 3.18E-06 4.08E-04 6.64E-05 3.23E+04 6.55E+03 Benzo(a)pyrene 5.88E+06 7.30E+00 3.10E+00 1.00E-04 1.29E-02 2.23E-06 1.02E+06 2.20E+02 Benzo(b)fluoranthene 5.84E+06 7.30E-01 3.10E-01 1.00E-03 1.29E-01 1.76E-05 1.02E+07 1.73E+03 Benzo(k)fluoranthene 1.25E+21 7.30E-02 3.10E-02 1.00E-02 1.29E+00 2.08E-04 1.02E+08 2.05E+04 Benzyl chloride 1.00E+30 1.70E-01 --- 4.30E-03 5.52E-01 1.68E-02 4.37E+07 1.65E+06 Bis(2-chloroethyl)ether 1.67E+02 1.10E+00 1.10E+00 6.65E-04 8.53E-02 1.52E-02 6.75E+06 1.49E+06 Bis(2-chloroisopropyl)ether 1.52E+01 --- --- --- --- --- --- --- Bis(2-ethylhexyl)phthalate 1.00E+30 1.40E-02 1.40E-02 5.22E-02 6.70E+00 7.26E+00 5.31E+08 7.16E+08 Bromodichloromethane 1.85E+01 6.20E-02 6.20E-02 1.18E-02 1.51E+00 7.76E-02 1.20E+08 7.66E+06 Carbon tetrachloride 2.51E+01 1.30E-01 5.25E-02 5.62E-03 7.22E-01 2.41E-02 5.71E+07 2.37E+06 Chlordane 8.40E+07 3.50E-01 3.50E-01 2.09E-03 2.68E-01 9.84E-06 2.12E+07 9.70E+02 Chlorobenzilate 3.03E+02 2.70E-01 2.70E-01 2.71E-03 3.48E-01 6.22E-05 2.75E+07 6.13E+03 Chlorodibromomethane 1.74E+01 8.40E-02 8.40E-02 8.70E-03 1.12E+00 4.33E-02 8.84E+07 4.27E+06 Chloroform 1.59E+01 --- 8.10E-02 --- --- --- --- --- Chrysene 9.61E+02 7.30E-03 3.10E-03 1.00E-01 1.29E+01 2.96E-03 1.02E+09 2.92E+05 DDD 1.00E+30 2.40E-01 2.40E-01 3.05E-03 3.91E-01 1.03E-06 3.09E+07 1.01E+02 DDE 3.13E+21 3.40E-01 --- 2.15E-03 2.76E-01 5.32E-07 2.18E+07 5.24E+01 DDT p,p'- 1.00E+30 3.40E-01 3.40E-01 2.15E-03 2.76E-01 1.51E-07 2.18E+07 1.49E+01 Diallate 2.85E+09 6.10E-02 6.10E-02 1.20E-02 1.54E+00 5.82E-04 1.22E+08 5.74E+04 Dibenz(a,h)anthracene 1.75E+17 7.30E+00 3.10E+00 1.00E-04 1.29E-02 2.35E-06 1.02E+06 2.32E+02 Dibromo-3-chloropropane 1,2- 2.39E+01 8.00E-01 2.10E+01 9.14E-04 1.17E-01 1.12E-03 9.28E+06 1.11E+05 Dichlorobenzene 1,4- 1.56E+01 2.40E-02 --- 3.05E-02 3.91E+00 1.61E-02 3.09E+08 1.59E+06 Dichlorobenzidine 3,3'- 1.56E+01 4.50E-01 --- 1.62E-03 2.09E-01 7.62E-04 1.65E+07 7.51E+04 Dichloroethane 1,2- 1.81E+01 9.10E-02 9.28E-02 8.03E-03 1.03E+00 1.31E-01 8.16E+07 1.30E+07 Dichloroethylene 1,1- 1.54E+01 --- --- --- --- --- --- --- Dichloropropane 1,2- 3.14E+01 6.80E-02 --- 1.07E-02 1.38E+00 4.57E-02 1.09E+08 4.51E+06 Dichloropropene 1,3-(mixture of isomers) 1.54E+01 1.00E-01 1.40E-02 7.31E-03 9.39E-01 4.57E-02 7.43E+07 4.50E+06 Dichloropropene cis-1,3- 1.00E+30 1.00E-01 1.40E-02 7.31E-03 9.39E-01 4.33E-02 7.43E+07 4.27E+06 Dichloropropene trans-1,3- 1.00E+30 1.00E-01 1.40E-02 7.31E-03 9.39E-01 4.57E-02 7.43E+07 4.50E+06 Dichlorvos 1.54E+01 2.90E-01 2.90E-01 2.52E-03 3.24E-01 4.20E-02 2.56E+07 4.14E+06 Dieldrin 1.00E+30 1.60E+01 1.61E+01 4.57E-05 5.87E-03 1.37E-07 4.64E+05 1.35E+01 Methylcholanthrene 3- 1.00E+30 2.20E+01 2.20E+01 3.32E-05 4.27E-03 9.86E-09 3.38E+05 9.72E-01 Methylene Chloride (Dichloromethane) 1.58E+01 7.50E-03 1.64E-03 9.75E-02 1.25E+01 2.38E+00 9.90E+08 2.35E+08 Naphthylamine, 2- 1.57E+01 --- --- --- --- --- --- --- Diethylstilbestrol 1.80E+01 4.70E+03 4.70E+03 1.56E-07 2.00E-05 3.15E-09 1.58E+03 3.10E-01 Dimethoxybenzidine 3,3'- 1.54E+01 1.40E-02 --- 5.22E-02 6.70E+00 4.79E-01 5.31E+08 4.72E+07 Dimethylbenz(a)anthracene, 7,12- 8.01E+20 2.50E+02 --- 2.92E-06 3.75E-04 7.09E-09 2.97E+04 6.99E-01 Dimethylbenzidine 3,3'- 1.52E+01 1.10E+01 1.10E+01 6.65E-05 8.53E-03 2.41E-04 6.75E+05 2.38E+04 Dinitrotoluene 2,4- 1.54E+01 6.80E-01 --- 1.07E-03 1.38E-01 2.33E-02 1.09E+07 2.30E+06 Dinitrotoluene 2,6- 1.54E+01 6.80E-01 --- 1.07E-03 1.38E-01 2.33E-02 1.09E+07 2.30E+06 Dioxane 1,4- 1.54E+01 1.10E-02 1.10E-02 6.65E-02 8.53E+00 2.31E+01 6.75E+08 2.28E+09 Diphenylhydrazine 1,2- 1.52E+01 8.00E-01 8.00E-01 9.14E-04 1.17E-01 1.16E-03 9.28E+06 1.15E+05

## Surface Water Exposure Pathways Delisting Level Analysis - Carcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Pathway Leachate Concentration Chemical Name Dilution Attenuation Factor (DAF) Oral Cancer Slope Factor (mg/kg-day) Inhalation Cancer Sloope Factor (mg/kg-day) Max Allowable Conecntrion Surface Water Ingestion (mg/L) Max Allowable Concentration Fish Tissue (mg/L) Max Allowable Dissolved Phasw Water Concentration (mg/L) Surface Water Ingestion (mg/L) Fish Ingestion (mg/L)

Epichlorohydrin 1.00E+30 9.90E-03 4.20E-03 7.38E-02 9.48E+00 7.33E+00 7.50E+08 7.22E+08 Ethyl methanesulfonate 1.00E+30 --- --- --- --- --- --- --- Ethylene dibromide (1,2 - Dibromoethane) 2.10E+03 2.00E+00 2.00E+00 3.65E-04 4.69E-02 2.58E-03 3.71E+06 2.55E+05 Ethylene thiourea 1.54E+01 1.10E-01 1.10E-01 6.65E-03 8.53E-01 4.60E+00 6.75E+07 4.54E+08 HCH, (Hexachlorocyclohexane ) (Lindane) gamma 1.82E+21 1.30E+00 1.30E+00 5.62E-04 7.22E-02 1.83E-04 5.71E+06 1.81E+04 HCH, alpha- (Hexachlorocyclohexane 9.03E+23 6.30E+00 6.30E+00 1.16E-04 1.49E-02 3.28E-05 1.18E+06 3.23E+03 HCH, beta- (Hexachlorocyclohexane 1.56E+01 1.80E+00 1.80E+00 4.06E-04 5.21E-02 4.59E-05 4.13E+06 4.53E+03 Heptachlor 1.00E+30 4.50E+00 4.55E+00 1.62E-04 2.09E-02 3.81E-06 1.65E+06 3.75E+02 Heptachlor epoxide 1.00E+30 9.10E+00 9.10E+00 8.03E-05 1.03E-02 1.44E-06 8.16E+05 1.42E+02 Hexachloro-1,3-butadiene 2.25E+01 7.80E-02 7.80E-02 9.37E-03 1.20E+00 2.01E-04 9.52E+07 1.99E+04 Hexachlorobenzene 2.46E+03 1.60E+00 1.61E+00 4.57E-04 5.87E-02 1.13E-06 4.64E+06 1.11E+02 Hexachloroethane 1.60E+01 1.40E-02 1.40E-02 5.22E-02 6.70E+00 5.89E-03 5.31E+08 5.81E+05 Hexahydro-1,3,5-trinitro-1,3,5-triazi n 1.54E+01 1.10E-01 1.10E-01 6.65E-03 8.53E-01 3.17E-01 6.75E+07 3.13E+07 Indeno (1,2,3-cd) pyrene 1.14E+14 7.30E-01 3.10E-01 1.00E-03 1.29E-01 5.55E-05 1.02E+07 5.47E+03 Isophorone 1.54E+01 1.00E-03 --- 7.31E-01 9.39E+01 8.16E+00 7.43E+09 8.05E+08 Kepone 1.83E+01 8.00E+00 8.00E+00 9.14E-05 1.17E-02 2.52E-07 9.28E+05 2.48E+01 Nitropropane 2- 1.54E+01 9.40E+00 9.40E+00 7.78E-05 9.98E-03 3.33E-03 7.90E+05 3.28E+05 Nitrosodiethylamine N- 1.54E+01 1.50E+02 1.50E+02 4.87E-06 6.26E-04 9.93E-04 4.95E+04 9.79E+04 Nitrosodimethylamine N- 1.54E+01 5.10E+01 4.90E+01 1.43E-05 1.84E-03 6.77E-03 1.46E+05 6.68E+05 Nitroso-di-n-butylamine N- 1.52E+01 5.40E+00 5.60E+00 1.35E-04 1.74E-02 2.96E-04 1.38E+06 2.92E+04 Nitroso-di-n-propylamine N- 1.54E+01 7.00E+00 --- 1.04E-04 1.34E-02 2.11E-03 1.06E+06 2.08E+05 Nitrosodiphenylamine N- 1.52E+01 4.90E-03 4.90E-03 1.49E-01 1.92E+01 1.36E-01 1.52E+09 1.34E+07 Nitrosomethylethylamine N- 1.54E+01 2.20E+01 --- 3.32E-05 4.27E-03 6.76E-03 3.38E+05 6.66E+05 Nitrosopiperidine N- 1.54E+01 9.40E+00 --- 7.78E-05 9.98E-03 9.03E-03 7.90E+05 8.91E+05 Nitrosopyrrolidine N- 1.54E+01 2.10E+00 2.14E+00 3.48E-04 4.47E-02 1.06E-01 3.54E+06 1.04E+07 Pentachloronitrobenzene (PCNB) 2.65E+01 2.60E-01 --- 2.81E-03 3.61E-01 7.80E-04 2.86E+07 7.69E+04 Pentachlorophenol 1.56E+01 1.20E-01 --- 6.09E-03 7.82E-01 1.97E-03 6.19E+07 1.94E+05 Polychlorinated biphenyls (Aroclors) 2.36E+13 2.00E+00 2.00E+00 3.65E-04 4.69E-02 7.25E-09 3.71E+06 7.15E-01 SAFROLE 1.52E+01 --- --- --- --- --- --- --- Tetrachlorodibenzo-p-dioxin (TCDD) 2,3,7,8 - 3.55E+11 1.50E+05 1.50E+05 4.87E-09 6.26E-07 6.41E-13 4.95E+01 6.32E-05 Tetrachloroethane 1,1,1,2- 2.88E+01 2.60E-02 2.60E-02 2.81E-02 3.61E+00 6.15E-02 2.86E+08 6.07E+06 Tetrachloroethane 1,1,2,2- 1.26E+04 2.00E-01 2.00E-01 3.65E-03 4.69E-01 1.22E-02 3.71E+07 1.20E+06 Tetrachloroethylene 1.51E+01 5.40E-01 2.10E-02 1.35E-03 1.74E-01 7.69E-04 1.38E+07 7.59E+04 Toluenediamine 2,4- 1.54E+01 3.20E+00 --- 2.28E-04 2.93E-02 6.38E-04 2.32E+06 6.29E+04 Toluidine o- 1.54E+01 2.40E-01 --- 3.05E-03 3.91E-01 6.59E-02 3.09E+07 6.50E+06 Toluidine p- 1.54E+01 1.90E-01 --- 3.85E-03 4.94E-01 1.41E-01 3.91E+07 1.39E+07 Toxaphene (chlorinated camphenes) 1.33E+09 1.10E+00 1.10E+00 6.65E-04 8.53E-02 4.86E-08 6.75E+06 4.79E+00 Tribromomethane (Bromoform) 1.64E+01 7.90E-03 3.85E-03 9.25E-02 1.19E+01 3.03E-01 9.40E+08 2.98E+07 Trichloroethane 1,1,2- 1.86E+01 5.70E-02 5.60E-02 1.28E-02 1.65E+00 1.02E-01 1.30E+08 1.01E+07 Trichloroethylene (Trichloroethylene 1,1,2 - ) 1.55E+01 1.30E-02 7.00E-03 5.62E-02 7.22E+00 1.78E-01 5.71E+08 1.75E+07 Trichlorophenol 2,4,6- 1.51E+01 1.10E-02 1.10E-02 6.65E-02 8.53E+00 2.27E-02 6.75E+08 2.24E+06 Trichloropropane 1,2,3- 2.12E+01 7.00E+00 --- 1.04E-04 1.34E-02 4.28E-04 1.06E+06 4.22E+04 Trinitrotoluene 2,4,6- 1.54E+01 3.00E-02 --- 2.44E-02 3.13E+00 3.23E-01 2.48E+08 3.19E+07 Tris (2,3-dibromopropyl) phosphate 1.48E+03 2.30E+00 --- 3.18E-04 4.08E-02 4.09E-02 3.23E+06 4.03E+06 Vinyl chloride 1.54E+01 1.40E+00 3.10E-02 5.22E-04 6.70E-02 1.55E-02 5.31E+06 1.53E+06

## Surface Water Exposure Pathways Delisting Level Analysis - Noncarcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Pathway leachate Concentration Delisting Chemical Name Dilution Attenuation Factor (DAF) Reference Does (mg/kg-day) Inhalation Reference

Does (mg/kg-day) Max Allowable Concentration Surface Water Ingestion (mg/L) Max Allowable Concentration

Fish Tissue

(mg/L) Max Allowable Dissolbed Phase Water Concentration (mg/L) Surface Water Ingestion (mg/L) Fish Ingestion (mg/L)

A cenaphthene 1.61E+01 6.00E-02 2.10E-01 2.25E+00 2.25E+02 4.03E-01 2.29E+10 3.97E+07 A cenapthylene 1.61E+01 --- --- --- --- --- --- --- A cetone (2-propanone) 1.54E+01 9.00E-01 3.15E+00 3.38E+01 3.38E+03 --- 3.43E+11 --- A cetonitrile (methyl cyanide) 1.54E+01 1.70E-02 5.95E-02 6.38E-01 6.38E+01 --- 6.48E+09 --- A cetophenone 1.54E+01 1.00E-01 --- 3.75E+00 3.75E+02 --- 3.81E+10 --- A crolein 1.00E+30 5.00E-04 2.00E-05 1.88E-02 1.88E+00 --- 1.91E+08 --- A niline (benzeneamine) 1.54E+01 7.00E-03 1.00E-03 2.63E-01 2.63E+01 --- 2.67E+09 --- A nthracene 1.87E+01 3.00E-01 1.05E+00 1.13E+01 1.13E+03 --- 1.14E+11 --- A ntimon y 4.26E+01 4.00E-04 --- 1.50E-02 1.50E+00 --- 1.53E+08 --- Barium 4.60E+01 2.00E-01 5.00E-04 7.51E+00 7.51E+02 1.19E+00 7.63E+10 1.17E+08 Benzaldehyde 1.54E+01 1.00E-01 3.50E-01 3.75E+00 3.75E+02 --- 3.81E+10 --- Benzo(ghi)perylene 5.95E+02 --- --- --- --- --- --- --- Benzoic acid 1.54E+01 4.00E+00 1.40E+01 1.50E+02 1.50E+04 --- 1.53E+12 --- Benzyl alcohol 1.54E+01 5.00E-01 1.75E+00 1.88E+01 1.88E+03 --- 1.91E+11 --- Beryllium 4.50E+02 2.00E-03 2.00E-05 7.51E-02 7.51E+00 --- 7.63E+08 --- Bis (2-Chloroethoxy) methane 1.51E+01 3.00E-03 --- 1.13E-01 1.13E+01 --- 1.14E+09 --- Bromomethane (Methyl bromide) 4.19E+23 1.40E-03 5.00E-03 5.26E-02 5.26E+00 --- 5.34E+08 --- Bromophenyl-phenyl ether 4- 7.27E+01 --- --- --- --- --- --- --- Butanol n- 1.54E+01 1.00E-01 --- 3.75E+00 3.75E+02 --- 3.81E+10 --- Butyl benzyl phthalate 2.76E+01 2.00E-01 7.00E-01 7.51E+00 7.51E+02 --- 7.63E+10 --- Butyl-4,6-dinitrophenol,2-sec- 1.51E+01 1.00E-03 3.50E-03 3.75E-02 3.75E+00 --- 3.81E+08 --- Cadmium 4.59E+01 5.00E-04 --- 1.88E-02 1.88E+00 --- 1.91E+08 --- Carbon disulfide 1.78E+01 1.00E-01 7.00E-01 3.75E+00 3.75E+02 --- 3.81E+10 --- Chlorine 1.54E+01 1.00E-01 2.00E-05 3.75E+00 3.75E+02 --- 3.81E+10 --- Chloro-1,3-butadiene, 2- (Chloroprene) 1.54E+01 1.00E-01 2.00E-03 3.75E+00 3.75E+02 --- 3.81E+10 --- Chloro-3-methylphenol 4- 1.55E+01 --- --- --- --- --- --- --- Chloroaniline p- 1.54E+01 4.00E-03 --- 1.50E-01 1.50E+01 --- 1.53E+09 --- Chlorobenzene 1.51E+01 2.00E-02 5.00E-02 7.51E-01 7.51E+01 --- 7.63E+09 --- Chlorodifluoromethane 1.54E+01 1.40E+01 4.90E+01 5.26E+02 5.26E+04 --- 5.34E+12 --- Chloroethane [Ethyl chloride] 1.54E+01 4.00E-01 1.00E+01 1.50E+01 1.50E+03 --- 1.53E+11 --- Chloromethane (Methyl chloride) 1.54E+01 --- 9.10E-02 --- --- --- --- --- chloronaphthalene 2- 1.55E+01 8.00E-02 --- 3.00E+00 3.00E+02 --- 3.05E+10 --- Chlorophenol 2- 1.54E+01 5.00E-03 --- 1.88E-01 1.88E+01 --- 1.91E+09 --- Chlorophenyl-phenyl ether 4- 1.60E+01 --- --- --- --- --- --- --- Chloropropene 3- (Allyl Chloride) 1.00E+30 --- 1.00E-03 --- --- --- --- --- Chromium 4.50E+02 3.00E-03 --- 1.13E-01 1.13E+01 --- 1.14E+09 --- Chromium (III) (Chromic Ion) 1.23E+03 1.50E+00 --- 5.63E+01 5.63E+03 --- 5.72E+11 --- Chromium (VI) (+6) 4.50E+02 3.00E-03 1.00E-04 1.13E-01 1.13E+01 --- 1.14E+09 --- Cobalt 1.23E+03 3.00E-04 6.00E-06 1.13E-02 1.13E+00 --- 1.14E+08 --- Copper 4.50E+02 4.00E-02 --- 1.50E+00 1.50E+02 --- 1.53E+10 --- Cresol m- 1.54E+01 5.00E-02 --- 1.88E+00 1.88E+02 --- 1.91E+10 --- Cresol o- 1.54E+01 5.00E-02 --- 1.88E+00 1.88E+02 --- 1.91E+10 --- Cresol p- 1.54E+01 5.00E-03 --- 1.88E-01 1.88E+01 --- 1.91E+09 --- Cumene (Isopropylbenzene) 1.56E+01 1.00E-01 3.85E-01 3.75E+00 3.75E+02 --- 3.81E+10 --- Cyanide 1.54E+01 2.00E-02 7.00E-02 7.51E-01 7.51E+01 --- 7.63E+09 --- Cyclotetramethylene-tetranitr a 1.54E+01 5.00E-02 1.75E-01 1.88E+00 1.88E+02 --- 1.91E+10 --- Diazinon 1.52E+01 9.00E-04 3.15E-03 3.38E-02 3.38E+00 --- 3.43E+08 --- Dibenzofuran 1.57E+01 1.00E-03 3.50E-03 3.75E-02 3.75E+00 --- 3.81E+08 --- Dichlorobenzene 1,2- 1.55E+01 9.00E-02 2.00E-01 3.38E+00 3.38E+02 --- 3.43E+10 --- Dichlorobenzene 1,3- 1.55E+01 --- --- --- --- --- --- --- Dichlorodifluoromethane (Freon 12) 1.51E+01 2.00E-01 2.00E-01 7.51E+00 7.51E+02 --- 7.63E+10 --- Dichloroethane 1,1- 1.89E+01 2.00E-01 5.00E-01 7.51E+00 7.51E+02 --- 7.63E+10 --- Dichloroethylene cis-1,2- 1.54E+01 1.00E-02 --- 3.75E-01 3.75E+01 --- 3.81E+09 ---

## Surface Water Exposure Pathways Delisting Level Analysis - Noncarcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Pathway leachate Concentration Delisting Chemical Name Dilution Attenuation Factor (DAF) Reference Does (mg/kg-day) Inhalation Reference

Does (mg/kg-day) Max Allowable Concentration Surface Water Ingestion (mg/L) Max Allowable Concentration

Fish Tissue

(mg/L) Max Allowable Dissolbed Phase Water Concentration (mg/L) Surface Water Ingestion (mg/L) Fish Ingestion (mg/L)

Dichloroethylene trans-1,2- 1.54E+01 2.00E-02 6.00E-02 7.51E-01 7.51E+01 --- 7.63E+09 --- Dichlorophenol 2,4- 1.51E+01 3.00E-03 --- 1.13E-01 1.13E+01 --- 1.14E+09 --- Dichlorophenol 2,6- 1.51E+01 --- --- --- --- --- --- --- Dichlorophenoxyacetic acid 2,4 - (2,4 - D) 1.54E+01 1.00E-02 3.50E-02 3.75E-01 3.75E+01 --- 3.81E+09 --- Diethyl phthalate 3.33E+01 8.00E-01 --- 3.00E+01 3.00E+03 --- 3.05E+11 --- Methyl acetate 1.54E+01 1.00E+00 --- 3.75E+01 3.75E+03 4.67E+03 3.81E+11 4.60E+11 Methyl ethyl ketone 1.54E+01 6.00E-01 4.90E+00 2.25E+01 2.25E+03 --- 2.29E+11 --- Methyl isobutyl ketone 1.54E+01 8.00E-02 3.01E+00 3.00E+00 3.00E+02 --- 3.05E+10 --- Methyl methacrylate 1.29E+02 1.40E+00 7.00E-01 5.26E+01 5.26E+03 --- 5.34E+11 --- Methyl parathion 7.85E+11 2.50E-04 --- 9.39E-03 9.39E-01 --- 9.54E+07 --- Methylene bromide (Dibromomethane) 1.54E+01 1.00E-02 --- 3.75E-01 3.75E+01 --- 3.81E+09 --- Methylnapthalene 2- 1.66E+01 4.00E-03 --- 1.50E-01 1.50E+01 --- 1.53E+09 --- Molybdenum 4.68E+01 5.00E-03 --- 1.88E-01 1.88E+01 --- 1.91E+09 --- Naphthalene 1.55E+01 2.00E-02 3.00E-03 7.51E-01 7.51E+01 --- 7.63E+09 --- Naphthaquinone 1,4- 1.51E+01 --- --- --- --- --- --- --- Nickel 4.59E+01 2.00E-02 --- 7.51E-01 7.51E+01 --- 7.63E+09 --- nitroaniline 2- 1.54E+01 3.00E-03 1.05E-04 1.13E-01 1.13E+01 --- 1.14E+09 --- Dimethoate 2.25E+06 2.00E-04 7.00E-04 7.51E-03 7.51E-01 --- 7.63E+07 --- Dimethyl phthalate 1.54E+01 1.00E+01 3.50E+01 3.75E+02 3.75E+04 --- 3.81E+12 --- Dimethylphenol, 2,4- 1.51E+01 2.00E-02 7.00E-02 7.51E-01 7.51E+01 --- 7.63E+09 --- Di-n-butyl phthalate 2.98E+01 1.00E-01 --- 3.75E+00 3.75E+02 --- 3.81E+10 --- Dinitrobenzene 1,3- 1.54E+01 1.00E-04 --- 3.75E-03 3.75E-01 --- 3.81E+07 --- Dinitromethylphenol, 4,6-,2- 1.55E+01 1.00E-04 3.50E-04 3.75E-03 3.75E-01 --- 3.81E+07 --- Dinitrophenol 2,4- 1.54E+01 2.00E-03 --- 7.51E-02 7.51E+00 --- 7.63E+08 --- Di-n-octyl phthalate 1.00E+30 4.00E-02 1.40E-01 1.50E+00 1.50E+02 --- 1.53E+10 --- Diphenylamine 1.56E+01 2.50E-02 8.75E-02 9.39E-01 9.39E+01 --- 9.54E+09 --- Disulfoton 3.84E+18 4.00E-05 --- 1.50E-03 1.50E-01 --- 1.53E+07 --- Endosulfan (Endosulfan I and II,mixture) 1.59E+01 6.00E-03 --- 2.25E-01 2.25E+01 --- 2.29E+09 --- Endrin 3.06E+13 3.00E-04 --- 1.13E-02 1.13E+00 --- 1.14E+08 --- Ethoxyethanol 2- 1.54E+01 4.00E-01 2.00E-01 1.50E+01 1.50E+03 --- 1.53E+11 --- Ethyl acetate 4.01E+02 9.00E-01 --- 3.38E+01 3.38E+03 --- 3.43E+11 --- Ethyl ether 1.54E+01 2.00E-01 7.00E-01 7.51E+00 7.51E+02 --- 7.63E+10 --- Ethyl methacrylate 7.18E+01 9.00E-02 3.15E-01 3.38E+00 3.38E+02 --- 3.43E+10 --- Ethylbenzene 1.55E+01 1.00E-01 1.00E+00 3.75E+00 3.75E+02 --- 3.81E+10 --- Fluoranthene 2.90E+01 4.00E-02 1.40E-01 1.50E+00 1.50E+02 --- 1.53E+10 --- Fluorene 1.68E+01 4.00E-02 1.40E-01 1.50E+00 1.50E+02 --- 1.53E+10 --- Formaldehyde 1.54E+01 2.00E-01 9.99E-03 7.51E+00 7.51E+02 --- 7.63E+10 --- Formic acid 1.54E+01 2.00E+00 3.01E-03 7.51E+01 7.51E+03 --- 7.63E+11 --- Furan 1.54E+01 1.00E-03 --- 3.75E-02 3.75E+00 --- 3.81E+08 --- Hexachlorocyclopentadiene 1.00E+30 6.00E-03 2.00E-04 2.25E-01 2.25E+01 --- 2.29E+09 --- Hexachlorophene 9.60E+01 3.00E-04 --- 1.13E-02 1.13E+00 --- 1.14E+08 --- Hexachloropropene 1.51E+01 --- --- --- --- --- --- --- Iron 8.94E+04 3.00E-01 --- 1.13E+01 1.13E+03 --- 1.14E+11 --- Isobutyl alcohol 1.54E+01 3.00E-01 --- 1.13E+01 1.13E+03 --- 1.14E+11 --- Lead 8.22E+01 --- --- --- --- --- --- --- Magnesium --- --- --- --- --- --- --- --- Malathion 1.55E+01 2.00E-02 --- 7.51E-01 7.51E+01 --- 7.63E+09 --- Manganese 4.51E+01 2.40E-02 5.00E-05 9.01E-01 9.01E+01 --- 9.15E+09 --- Mercury (Fish Pathway Only) --- 1.00E-04 --- 3.75E-03 3.75E-01 --- 3.81E+07 --- Mercury (Total) 4.70E+01 3.00E-04 3.00E-04 1.13E-02 1.13E+00 --- 1.14E+08 --- Methacrylonitrile 1.68E+01 1.00E-04 7.00E-04 3.75E-03 3.75E-01 --- 3.81E+07 --- Methanol 1.54E+01 5.00E-01 --- 1.88E+01 1.88E+03 --- 1.91E+11 --- Methoxychlor 1.00E+30 5.00E-03 --- 1.88E-01 1.88E+01 --- 1.91E+09 ---

## Surface Water Exposure Pathways Delisting Level Analysis - Noncarcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Pathway leachate Concentration Delisting Chemical Name Dilution Attenuation Factor (DAF) Reference Does (mg/kg-day) Inhalation Reference

Does (mg/kg-day) Max Allowable Concentration Surface Water Ingestion (mg/L) Max Allowable Concentration

Fish Tissue

(mg/L) Max Allowable Dissolbed Phase Water Concentration (mg/L) Surface Water Ingestion (mg/L) Fish Ingestion (mg/L)

Nitroaniline 3- 1.54E+01 3.00E-04 1.05E-03 1.13E-02 1.13E+00 --- 1.14E+08 --- Nitroaniline 4- 1.54E+01 3.00E-03 3.50E-03 1.13E-01 1.13E+01 --- 1.14E+09 --- Nitrobenzene 1.54E+01 5.00E-04 2.00E-03 1.88E-02 1.88E+00 --- 1.91E+08 --- Nitro-o-toluidine, 5- (Methyl - 5 - nitroaniline 2 - ) 1.54E+01 --- --- --- --- --- --- --- Nitrophenol 2- 1.54E+01 --- --- --- --- --- --- --- Nitrophenol 4- 1.54E+01 --- --- --- --- --- --- --- Nitroquinoline-1-oxide, 4- 1.54E+01 --- --- --- --- --- --- --- Nitrosomorpholine N- 1.54E+01 --- --- --- --- --- --- --- Octamethyl pyrophosphoramide 1.75E+01 2.00E-03 --- 7.51E-02 7.51E+00 --- 7.63E+08 --- Parathion (ethyl) 1.00E+30 6.00E-03 --- 2.25E-01 2.25E+01 --- 2.29E+09 --- Pentachlorobenzene 2.02E+03 8.00E-04 --- 3.00E-02 3.00E+00 --- 3.05E+08 --- Pentachloroethane 1.52E+01 --- --- --- --- --- --- --- Phenacetin 1.52E+01 --- --- --- --- --- --- --- Phenanthrene 1.61E+01 --- --- --- --- --- --- --- Phenol 1.54E+01 3.00E-01 --- 1.13E+01 1.13E+03 --- 1.14E+11 --- Phenyl mercuric acetate 1.54E+01 8.00E-05 --- 3.00E-03 3.00E-01 --- 3.05E+07 --- Phenylenediamine 1,3- 1.54E+01 6.00E-03 --- 2.25E-01 2.25E+01 --- 2.29E+09 --- Phorate 1.00E+30 2.00E-04 --- 7.51E-03 7.51E-01 --- 7.63E+07 --- Picoline a- 1.54E+01 --- --- --- --- --- --- --- Pronamide 1.64E+01 7.50E-02 --- 2.82E+00 2.82E+02 --- 2.86E+10 --- Pyrene 6.84E+01 3.00E-02 --- 1.13E+00 1.13E+02 --- 1.14E+10 --- Pyridine 1.54E+01 1.00E-03 --- 3.75E-02 3.75E+00 --- 3.81E+08 --- Selenium 4.58E+01 5.00E-03 --- 1.88E-01 1.88E+01 --- 1.91E+09 --- Selenium(+4) 4.58E+01 5.00E-03 --- 1.88E-01 1.88E+01 --- 1.91E+09 --- Selenium(+6) 4.71E+01 5.00E-03 1.88E-01 1.88E+01 --- 1.91E+09 --- Silver 4.78E+01 5.00E-03 --- 1.88E-01 1.88E+01 --- 1.91E+09 --- Strychnine and salts 1.54E+01 3.00E-04 --- 1.13E-02 1.13E+00 --- 1.14E+08 --- Styrene 1.51E+01 2.00E-01 1.02E+00 7.51E+00 7.51E+02 --- 7.63E+10 --- Tetrachlorobenzene 1,2,4,5- 1.94E+01 3.00E-04 --- 1.13E-02 1.13E+00 --- 1.14E+08 --- Tetrachlorophenol 2,3,4,6- 1.52E+01 3.00E-02 --- 1.13E+00 1.13E+02 --- 1.14E+10 --- Tetraethyl dithiopyrophosphate 1.00E+30 5.00E-04 --- 1.88E-02 1.88E+00 --- 1.91E+08 --- Thallium 1.83E+01 6.60E-05 --- 2.48E-03 2.48E-01 --- 2.52E+07 --- Thionazin 1.54E+01 --- --- --- --- --- --- --- Tin 1.72E+06 6.00E-01 --- 2.25E+01 2.25E+03 --- 2.29E+11 --- Toluene 1.51E+01 8.00E-02 5.00E+00 3.00E+00 3.00E+02 --- 3.05E+10 --- Trichloro-1,2,2-trifluoro-ethan e 1,1,2 - 1.55E+01 3.00E+01 8.57E+00 1.13E+03 1.13E+05 7.59E+02 1.14E+13 7.49E+10 Trichlorobenzene 1,2,4- 1.73E+01 1.00E-02 3.50E-03 3.75E-01 3.75E+01 --- 3.81E+09 --- Trichloroethane 1,1,1- 5.81E+04 2.00E+00 5.00E+00 7.51E+01 7.51E+03 1.63E+02 7.63E+11 1.61E+10 Trichlorofluoromethane (Freon 11) 1.51E+01 3.00E-01 2.00E-01 1.13E+01 1.13E+03 2.28E+01 1.14E+11 2.25E+09 Trichlorophenol 2,4,5- 1.52E+01 1.00E-01 --- 3.75E+00 3.75E+02 9.50E-01 3.81E+10 9.37E+07 Trichlorophenoxy)propionic acid 2 - (2,4,5 - (Silvex) 1.54E+01 8.00E-03 --- 3.00E-01 3.00E+01 6.61E-02 3.05E+09 6.52E+06 Trichlorophenoxyacetic acid 2,4,5 - 1.54E+01 1.00E-02 --- 3.75E-01 3.75E+01 1.95E-01 3.81E+09 1.92E+07 Triethylphosphorothiate o,o,o 1.54E+01 --- --- --- --- --- --- --- Trinitrobenzene (Trinitrobenzene 1,3,5 - ) 1.54E+01 3.00E-02 --- 1.13E+00 1.13E+02 2.43E+01 1.14E+10 2.39E+09 Vanadium 2.60E+01 5.00E-03 --- 1.88E-01 1.88E+01 --- 1.91E+09 --- Vinyl acetate 1.54E+01 1.00E+00 2.00E-01 3.75E+01 3.75E+03 1.78E+03 3.81E+11 1.75E+11 Xylenes (total) 1.55E+01 2.00E-01 1.02E-01 7.51E+00 7.51E+02 5.43E+00 7.63E+10 5.35E+08 Zinc 4.82E+01 3.00E-01 --- 1.13E+01 1.13E+03 5.47E-01 1.14E+11 5.40E+07

## Air Exposure Pathways Delisting Analysis - Carcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Pathway Leachate Concentration Delisting Level Chemical Name Dilution Attenuation Factor (DAF) Oral Cancer Slope Factor (mg/kg-day) Inhalation Cancer Slope Factor (mg/kg-day) Max Allowable Respirable POE air concentration (mg/m3) Waste Constituenct Particulates Max Allowable Emission Rate (mg/L) Landfill Particulates

(mg/L) Landfill Volatiles

(mg/L) Surface Impoundment Volatitles (mg/L)

A cetaldehyde [Ethanal] 1.54E+01 --- 7.70E-03 9.52E-03 5.00E+02 2.14E+07 9.11E+06 --- A crylamide 2.00E+01 4.50E+00 4.50E+00 1.63E-05 8.55E-01 1.83E+06 1.44E+04 --- A crylonitrile 1.68E+01 5.40E-01 2.38E-01 3.08E-04 1.62E+01 2.14E+07 1.94E+01 --- A ldrin 2.27E+13 1.70E+01 1.72E+01 4.28E-06 2.24E-01 4.81E+05 2.09E+06 --- A ramite 1.00E+30 2.50E-02 2.49E-02 2.95E-03 1.55E+02 2.14E+07 --- --- A rsenic 4.29E+01 1.50E+00 1.51E+01 4.87E-06 2.56E-01 5.48E+05 --- --- A rsenic (III) 4.29E+01 1.50E+00 1.51E+01 4.87E-06 2.56E-01 5.48E+05 --- --- A rsenic (V) 1.23E+03 1.50E+00 1.51E+01 4.87E-06 2.56E-01 5.48E+05 --- --- A trazine 1.52E+01 2.22E-01 2.20E-01 3.33E-04 1.75E+01 2.14E+07 8.59E+09 --- Benz(a)anthracene 9.61E+02 7.30E-01 3.10E-01 2.37E-04 1.24E+01 2.14E+07 1.16E+10 --- Benzene 1.54E+01 5.50E-02 2.70E-02 2.72E-03 1.43E+02 2.14E+07 1.77E+02 --- Benzidine 1.54E+01 2.30E+02 2.30E+02 3.19E-07 1.67E-02 3.59E+04 --- --- Benzo(a)pyrene 5.88E+06 7.30E+00 3.10E+00 2.37E-05 1.24E+00 2.66E+06 3.76E+10 --- Benzo(b)fluoranthene 5.84E+06 7.30E-01 3.10E-01 2.37E-04 1.24E+01 2.14E+07 2.18E+10 --- Benzo(k)fluoranthene 1.25E+21 7.30E-02 3.10E-02 2.37E-03 1.24E+02 2.14E+07 1.75E+13 --- Benzyl chloride 1.00E+30 1.70E-01 --- --- --- --- --- --- Bis(2-chloroethyl)ether 1.67E+02 1.10E+00 1.10E+00 6.67E-05 3.50E+00 7.50E+06 3.38E+02 --- Bis(2-chloroisopropyl)ether 1.52E+01 --- --- --- --- --- --- --- Bis(2-ethylhexyl)phthalate 1.00E+30 1.40E-02 1.40E-02 5.24E-03 2.75E+02 2.14E+07 6.71E+09 --- Bromodichloromethane 1.85E+01 6.20E-02 6.20E-02 1.18E-03 6.21E+01 2.14E+07 1.77E+02 --- Carbon tetrachloride 2.51E+01 1.30E-01 5.25E-02 1.40E-03 7.33E+01 2.14E+07 9.66E+01 --- Chlordane 8.40E+07 3.50E-01 3.50E-01 2.10E-04 1.10E+01 2.14E+07 6.85E+07 --- Chlorobenzilate 3.03E+02 2.70E-01 2.70E-01 2.72E-04 1.43E+01 2.14E+07 9.80E+08 --- Chlorodibromomethane 1.74E+01 8.40E-02 8.40E-02 8.73E-04 4.58E+01 2.14E+07 6.01E+02 --- Chloroform 1.59E+01 --- 8.10E-02 9.05E-04 4.75E+01 2.14E+07 3.07E+01 --- Chrysene 9.61E+02 7.30E-03 3.10E-03 2.37E-02 1.24E+03 2.14E+07 8.40E+07 --- DDD 1.00E+30 2.40E-01 2.40E-01 3.06E-04 1.60E+01 2.14E+07 2.78E+09 --- DDE 3.13E+21 3.40E-01 --- --- --- --- --- --- DDT p,p'- 1.00E+30 3.40E-01 3.40E-01 2.16E-04 1.13E+01 2.14E+07 4.48E+09 --- Diallate 2.85E+09 6.10E-02 6.10E-02 1.20E-03 6.31E+01 2.14E+07 1.56E+07 --- Dibenz(a,h)anthracene 1.75E+17 7.30E+00 3.10E+00 2.37E-05 1.24E+00 2.66E+06 9.83E+12 --- Dibromo-3-chloropropane 1,2- 2.39E+01 8.00E-01 2.10E+01 3.49E-06 1.83E-01 3.93E+05 4.64E+01 --- Dichlorobenzene 1,4- 1.56E+01 2.40E-02 --- --- --- --- --- --- Dichlorobenzidine 3,3'- 1.56E+01 4.50E-01 --- --- --- --- --- --- Dichloroethane 1,2- 1.81E+01 9.10E-02 9.28E-02 7.90E-04 4.15E+01 2.14E+07 5.82E+01 --- Dichloroethylene 1,1- 1.54E+01 --- --- --- --- --- --- --- Dichloropropane 1,2- 3.14E+01 6.80E-02 --- --- --- --- --- --- Dichloropropene 1,3-(mixture of isomers) 1.54E+01 1.00E-01 1.40E-02 5.24E-03 2.75E+02 2.14E+07 1.03E+03 --- Dichloropropene cis-1,3- 1.00E+30 1.00E-01 1.40E-02 5.24E-03 2.75E+02 2.14E+07 1.13E+03 --- Dichloropropene trans-1,3- 1.00E+30 1.00E-01 1.40E-02 5.24E-03 2.75E+02 2.14E+07 1.13E+03 --- Dichlorvos 1.54E+01 2.90E-01 2.90E-01 2.53E-04 1.33E+01 2.14E+07 3.99E+04 --- Dieldrin 1.00E+30 1.60E+01 1.61E+01 4.55E-06 2.39E-01 5.13E+05 3.77E+07 --- Methylcholanthrene 3- 1.00E+30 2.20E+01 2.20E+01 3.33E-06 1.75E-01 3.75E+05 --- --- Methylene Chloride (Dichloromethane) 1.58E+01 7.50E-03 1.64E-03 4.47E-02 2.35E+03 2.14E+07 6.99E+02 --- Naphthylamine, 2- 1.57E+01 --- --- --- --- --- --- --- Diethylstilbestrol 1.80E+01 4.70E+03 4.70E+03 1.56E-08 8.19E-04 1.76E+03 2.92E+07 --- Dimethoxybenzidine 3,3'- 1.54E+01 1.40E-02 --- --- --- --- --- --- Dimethylbenz(a)anthracene, 7,12- 8.01E+20 2.50E+02 --- --- --- --- --- --- Dimethylbenzidine 3,3'- 1.52E+01 1.10E+01 1.10E+01 6.67E-06 3.50E-01 7.50E+05 1.51E+08 --- Dinitrotoluene 2,4- 1.54E+01 6.80E-01 --- --- --- --- --- --- Dinitrotoluene 2,6- 1.54E+01 6.80E-01 --- --- --- --- --- --- Dioxane 1,4- 1.54E+01 1.10E-02 1.10E-02 6.67E-03 3.50E+02 2.14E+07 9.23E+02 --- Diphenylhydrazine 1,2- 1.52E+01 8.00E-01 8.00E-01 9.17E-05 4.81E+00 1.03E+07 2.00E+07 --- Epichlorohydrin 1.00E+30 9.90E-03 4.20E-03 1.75E-02 9.16E+02 2.14E+07 5.92E+03 --- Ethyl methanesulfonate 1.00E+30 --- --- --- --- --- --- --- Ethylene dibromide (1 2 Dibromoethane) 2.10E+03 2.00E+00 2.00E+00 3.67E-05 1.92E+00 4.13E+06 5.04E+01 --- Ethylene thiourea 1.54E+01 1.10E-01 1.10E-01 6.67E-04 3.50E+01 2.14E+07 4.66E+04 --- HCH, (Hexachlorocyclohexane ) (Lindane) gamma 1.82E+21 1.30E+00 1.30E+00 5.64E-05 2.96E+00 6.35E+06 8.15E+04 --- HCH, alpha- (Hexachlorocyclohexane 9.03E+23 6.30E+00 6.30E+00 1.16E-05 6.11E-01 1.31E+06 2.10E+06 --- HCH, beta- (Hexachlorocyclohexane 1.56E+01 1.80E+00 1.80E+00 4.07E-05 2.14E+00 4.59E+06 6.41E+08 --- Heptachlor 1.00E+30 4.50E+00 4.55E+00 1.61E-05 8.46E-01 1.81E+06 5.05E+05 --- Heptachlor epoxide 1.00E+30 9.10E+00 9.10E+00 8.06E-06 4.23E-01 9.07E+05 1.52E+07 ---

## Air Exposure Pathways Delisting Analysis - Carcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Pathway Leachate Concentration Delisting Level Chemical Name Dilution Attenuation Factor (DAF) Oral Cancer Slope Factor (mg/kg-day) Inhalation Cancer Slope Factor (mg/kg-day) Max Allowable Respirable POE air concentration (mg/m3) Waste Constituenct Particulates Max Allowable Emission Rate (mg/L) Landfill Particulates

(mg/L) Landfill Volatiles

(mg/L) Surface Impoundment Volatitles (mg/L) Hexachloro-1,3-butadiene 2.25E+01 7.80E-02 7.80E-02 9.40E-04 4.93E+01 2.14E+07 5.02E+04 --- Hexachlorobenzene 2.46E+03 1.60E+00 1.61E+00 4.55E-05 2.39E+00 5.13E+06 3.93E+07 --- Hexachloroethane 1.60E+01 1.40E-02 1.40E-02 5.24E-03 2.75E+02 2.14E+07 1.13E+05 --- Hexahydro-1,3,5-trinitro-1,3,5-triazi n 1.54E+01 1.10E-01 1.10E-01 6.67E-04 3.50E+01 2.14E+07 --- --- Indeno (1,2,3-cd) pyrene 1.14E+14 7.30E-01 3.10E-01 2.37E-04 1.24E+01 2.14E+07 1.35E+13 --- Isophorone 1.54E+01 1.00E-03 --- --- --- --- --- --- Kepone 1.83E+01 8.00E+00 8.00E+00 9.17E-06 4.81E-01 1.03E+06 3.36E+07 --- Nitropropane 2- 1.54E+01 9.40E+00 9.40E+00 7.80E-06 4.09E-01 8.78E+05 2.22E+00 --- Nitrosodiethylamine N- 1.54E+01 1.50E+02 1.50E+02 4.89E-07 2.57E-02 5.50E+04 1.29E+00 --- Nitrosodimethylamine N- 1.54E+01 5.10E+01 4.90E+01 1.50E-06 7.86E-02 1.68E+05 2.00E+00 --- Nitroso-di-n-butylamine N- 1.52E+01 5.40E+00 5.60E+00 1.31E-05 6.87E-01 1.47E+06 1.88E+02 --- Nitroso-di-n-propylamine N- 1.54E+01 7.00E+00 --- --- --- --- --- --- Nitrosodiphenylamine N- 1.52E+01 4.90E-03 4.90E-03 1.50E-02 7.86E+02 2.14E+07 1.03E+06 --- Nitrosomethylethylamine N- 1.54E+01 2.20E+01 --- --- --- --- --- --- Nitrosopiperidine N- 1.54E+01 9.40E+00 --- --- --- --- --- --- Nitrosopyrrolidine N- 1.54E+01 2.10E+00 2.14E+00 3.43E-05 1.80E+00 3.87E+06 1.14E+03 --- Pentachloronitrobenzene (PCNB) 2.65E+01 2.60E-01 --- --- --- --- --- --- Pentachlorophenol 1.56E+01 1.20E-01 --- --- --- --- --- --- Polychlorinated biphenyls (Aroclors) 2.36E+13 2.00E+00 2.00E+00 3.67E-05 1.92E+00 4.13E+06 7.84E+05 --- SAFROLE 1.52E+01 --- --- --- --- --- --- --- Tetrachlorodibenzo-p-dioxin (TCDD) 2378 3.55E+11 1.50E+05 1.50E+05 4.89E-10 2.57E-05 5.50E+01 6.89E+06 --- Tetrachloroethane 1,1,1,2- 2.88E+01 2.60E-02 2.60E-02 2.82E-03 1.48E+02 2.14E+07 1.87E+03 --- Tetrachloroethane 1,1,2,2- 1.26E+04 2.00E-01 2.00E-01 3.67E-04 1.92E+01 2.14E+07 5.70E+02 --- Tetrachloroethylene 1.51E+01 5.40E-01 2.10E-02 3.49E-03 1.83E+02 2.14E+07 6.78E+02 --- Toluenediamine 2,4- 1.54E+01 3.20E+00 --- --- --- --- --- --- Toluidine o- 1.54E+01 2.40E-01 --- --- --- --- --- --- Toluidine p- 1.54E+01 1.90E-01 --- --- --- --- --- --- Toxaphene (chlorinated camphenes) 1.33E+09 1.10E+00 1.10E+00 6.67E-05 3.50E+00 7.50E+06 1.81E+03 --- Tribromomethane (Bromoform) 1.64E+01 7.90E-03 3.85E-03 1.90E-02 1.00E+03 2.14E+07 3.83E+04 --- Trichloroethane 1,1,2- 1.86E+01 5.70E-02 5.60E-02 1.31E-03 6.87E+01 2.14E+07 3.70E+02 --- Trichloroethylene (Trichloroethylene 1 1 2 ) 1.55E+01 1.30E-02 7.00E-03 1.05E-02 5.50E+02 2.14E+07 1.11E+03 --- Trichlorophenol 2,4,6- 1.51E+01 1.10E-02 1.10E-02 6.67E-03 3.50E+02 2.14E+07 4.68E+06 --- Trichloropropane 1,2,3- 2.12E+01 7.00E+00 --- --- --- --- --- --- Trinitrotoluene 2,4,6- 1.54E+01 3.00E-02 --- --- --- --- --- --- Tris (2,3-dibromopropyl) phosphate 1.48E+03 2.30E+00 --- --- --- --- --- --- Vinyl chloride 1.54E+01 1.40E+00 3.10E-02 2.37E-03 1.24E+02 2.14E+07 5.25E+00 ---

## Air Exposure Pathways Delisting Analysis - Noncarcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Pathway Leachate Concentration Delisting Chemical Name Dilution Attenuation Factor (DAF) Reference Does (mg/kg-day) Inhaltion Reference

Does (mg/kg-day) Max Allowable Respirable POE Air Concentraion (mg/ m3) Waste Constituent Particulates Max Allowable Emission Rate (mg/L) LandFill Particulate

(mg/L) Landfill Volatiles (mg/L) Surface Impoundment Volatitles (mg/L)

A cenaphthene 1.61E+01 6.00E-02 2.10E-01 2.19E-01 1.15E+04 2.14E+07 3.85E+12 --- A cenapthylene 1.61E+01 --- --- --- --- --- --- --- A cetone (2-propanone) 1.54E+01 9.00E-01 3.15E+00 3.29E+00 1.72E+05 2.14E+07 1.03E+09 --- A cetonitrile (methyl cyanide) 1.54E+01 1.70E-02 5.95E-02 6.21E-02 3.26E+03 2.14E+07 5.43E+07 --- A cetophenone 1.54E+01 1.00E-01 --- --- --- --- --- --- A crolein 1.00E+30 5.00E-04 2.00E-05 2.09E-05 1.09E+00 2.35E+06 5.42E+03 --- A niline (benzeneamine) 1.54E+01 7.00E-03 1.00E-03 1.04E-03 5.47E+01 2.14E+07 9.92E+07 --- A nthracene 1.87E+01 3.00E-01 1.05E+00 1.10E+00 5.75E+04 2.14E+07 3.18E+15 --- A ntimony 4.26E+01 4.00E-04 --- --- --- --- --- --- Barium 4.60E+01 2.00E-01 5.00E-04 5.21E-04 2.74E+01 2.14E+07 --- --- Benzaldehyde 1.54E+01 1.00E-01 3.50E-01 3.65E-01 1.92E+04 2.14E+07 2.10E+10 --- Benzo(ghi)perylene 5.95E+02 --- --- --- --- --- --- --- Benzoic acid 1.54E+01 4.00E+00 1.40E+01 1.46E+01 7.66E+05 2.14E+07 1.46E+14 --- Benzyl alcohol 1.54E+01 5.00E-01 1.75E+00 1.83E+00 9.58E+04 2.14E+07 9.83E+11 --- Beryllium 4.50E+02 2.00E-03 2.00E-05 2.08E-05 1.09E+00 2.35E+06 --- --- Bis (2-Chloroethoxy) methane 1.51E+01 3.00E-03 --- --- --- --- --- --- Bromomethane (Methyl bromide) 4.19E+23 1.40E-03 5.00E-03 5.21E-03 2.74E+02 2.14E+07 1.96E+05 --- Bromophenyl-phenyl ether 4- 7.27E+01 --- --- --- --- --- --- --- Butanol n- 1.54E+01 1.00E-01 --- --- --- --- --- --- Butyl benzyl phthalate 2.76E+01 2.00E-01 7.00E-01 7.30E-01 3.83E+04 2.14E+07 5.04E+15 --- Butyl-4,6-dinitrophenol,2-sec-(Din o 1.51E+01 1.00E-03 3.50E-03 3.65E-03 1.92E+02 2.14E+07 1.08E+09 --- Cadmium 4.59E+01 5.00E-04 --- --- --- --- --- --- Carbon disulfide 1.78E+01 1.00E-01 7.00E-01 7.30E-01 3.83E+04 2.14E+07 1.16E+08 --- Chlorine 1.54E+01 1.00E-01 2.00E-05 2.08E-05 1.09E+00 2.35E+06 --- --- Chloro-1,3-butadiene, 2- ( Chloro p rene ) 1.54E+01 1.00E-01 2.00E-03 2.09E-03 1.09E+02 2.14E+07 4.54E+05 --- Chloro-3-methylphenol 4- 1.55E+01 --- --- --- --- --- --- --- Chloroaniline p- 1.54E+01 4.00E-03 --- --- --- --- --- --- Chlorobenzene 1.51E+01 2.00E-02 5.00E-02 5.21E-02 2.74E+03 2.14E+07 2.57E+08 --- Chlorodifluoromethane 1.54E+01 1.40E+01 4.90E+01 5.11E+01 2.68E+06 2.14E+07 6.06E+08 --- Chloroethane [Ethyl chloride] 1.54E+01 4.00E-01 1.00E+01 1.04E+01 5.47E+05 2.14E+07 4.47E+06 --- Chloromethane (Methyl chloride) 1.54E+01 --- 9.10E-02 9.49E-02 4.98E+03 2.14E+07 1.43E+06 --- chloronaphthalene 2- 1.55E+01 8.00E-02 --- --- --- --- --- --- Chlorophenol 2- 1.54E+01 5.00E-03 --- --- --- --- --- --- Chlorophenyl-phenyl ether 4- 1.60E+01 --- --- --- --- --- --- --- Chloropropene 3- (Allyl Chloride) 1.00E+30 --- 1.00E-03 1.04E-03 5.47E+01 2.14E+07 1.99E+03 --- Chromium 4.50E+02 3.00E-03 --- --- --- --- --- --- Chromium (III) (Chromic Ion) 1.23E+03 1.50E+00 --- --- --- --- --- --- Chromium (VI) (+6) 4.50E+02 3.00E-03 1.00E-04 1.04E-04 5.47E+00 1.17E+07 --- --- Cobalt 1.23E+03 3.00E-04 6.00E-06 6.26E-06 3.28E-01 7.04E+05 --- --- Copper 4.50E+02 4.00E-02 --- --- --- --- --- --- Cresol m- 1.54E+01 5.00E-02 --- --- --- --- --- --- Cresol o- 1.54E+01 5.00E-02 --- --- --- --- --- --- Cresol p- 1.54E+01 5.00E-03 --- --- --- --- --- --- Cumene (Isopropylbenzene) 1.56E+01 1.00E-01 3.85E-01 4.02E-01 2.11E+04 2.14E+07 4.82E+09 --- Cyanide 1.54E+01 2.00E-02 7.00E-02 7.30E-02 3.83E+03 2.14E+07 1.58E+08 --- Cyclotetramethylene-tetranitramin e 1.54E+01 5.00E-02 1.75E-01 1.83E-01 9.58E+03 2.14E+07 --- --- Diazinon 1.52E+01 9.00E-04 3.15E-03 3.29E-03 1.72E+02 2.14E+07 3.20E+12 --- Dibenzofuran 1.57E+01 1.00E-03 3.50E-03 3.65E-03 1.92E+02 2.14E+07 --- --- Dichlorobenzene 1,2- 1.55E+01 9.00E-02 2.00E-01 2.09E-01 1.09E+04 2.14E+07 1.08E+10 --- Dichlorobenzene 1,3- 1.55E+01 --- --- --- --- --- --- --- Dichlorodifluoromethane (Freon 12 ) 1.51E+01 2.00E-01 2.00E-01 2.09E-01 1.09E+04 2.14E+07 1.95E+06 --- Dichloroethane 1,1- 1.89E+01 2.00E-01 5.00E-01 5.21E-01 2.74E+04 2.14E+07 1.33E+08 --- Dichloroethylene cis-1,2- 1.54E+01 1.00E-02 --- --- --- --- --- --- Dichloroethylene trans-1,2- 1.54E+01 2.00E-02 6.00E-02 6.26E-02 3.28E+03 2.14E+07 9.58E+06 --- Dichlorophenol 2,4- 1.51E+01 3.00E-03 --- --- --- --- --- --- Dichlorophenol 2,6- 1.51E+01 --- --- --- --- --- --- --- Dichlorophenoxyacetic acid 2 , 4- ( 2 , 4-D ) 1.54E+01 1.00E-02 3.50E-02 3.65E-02 1.92E+03 2.14E+07 1.13E+11 --- Diethyl phthalate 3.33E+01 8.00E-01 --- --- --- --- --- ---

## Air Exposure Pathways Delisting Analysis - Noncarcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Pathway Leachate Concentration Delisting Chemical Name Dilution Attenuation Factor (DAF) Reference Does (mg/kg-day) Inhaltion Reference

Does (mg/kg-day) Max Allowable Respirable POE Air Concentraion (mg/ m3) Waste Constituent Particulates Max Allowable Emission Rate (mg/L) LandFill Particulate

(mg/L) Landfill Volatiles (mg/L) Surface Impoundment Volatitles (mg/L) Methyl acetate 1.54E+01 1.00E+00 --- --- --- --- --- --- Methyl ethyl ketone 1.54E+01 6.00E-01 4.90E+00 5.11E+00 2.68E+05 2.14E+07 4.09E+09 --- Methyl isobutyl ketone 1.54E+01 8.00E-02 3.01E+00 3.14E+00 1.65E+05 2.14E+07 8.21E+09 --- Methyl methacrylate 1.29E+02 1.40E+00 7.00E-01 7.30E-01 3.83E+04 2.14E+07 1.04E+09 --- Methyl parathion 7.85E+11 2.50E-04 --- --- --- --- --- --- Methylene bromide ( Dibromomethane ) 1.54E+01 1.00E-02 --- --- --- --- --- --- Methylnapthalene 2- 1.66E+01 4.00E-03 --- --- --- --- --- --- Molybdenum 4.68E+01 5.00E-03 --- --- --- --- --- --- Naphthalene 1.55E+01 2.00E-02 3.00E-03 3.13E-03 1.64E+02 2.14E+07 1.99E+09 --- Naphthaquinone 1,4- 1.51E+01 --- --- --- --- --- --- --- Nickel 4.59E+01 2.00E-02 --- --- --- --- --- --- nitroaniline 2- 1.54E+01 3.00E-03 1.05E-04 1.10E-04 5.75E+00 1.23E+07 5.70E+08 --- Dimethoate 2.25E+06 2.00E-04 7.00E-04 7.30E-04 3.83E+01 2.14E+07 1.04E+13 --- Dimethyl phthalate 1.54E+01 1.00E+01 3.50E+01 3.65E+01 1.92E+06 2.14E+07 1.64E+15 --- Dimethylphenol, 2,4- 1.51E+01 2.00E-02 7.00E-02 7.30E-02 3.83E+03 2.14E+07 3.46E+10 --- Di-n-butyl phthalate 2.98E+01 1.00E-01 --- --- --- --- --- --- Dinitrobenzene 1,3- 1.54E+01 1.00E-04 --- --- --- --- --- --- Dinitromethylphenol, 4,6-,2- 1.55E+01 1.00E-04 3.50E-04 3.65E-04 1.92E+01 2.14E+07 3.53E+11 --- Dinitrophenol 2,4- 1.54E+01 2.00E-03 --- --- --- --- --- --- Di-n-octyl phthalate 1.00E+30 4.00E-02 1.40E-01 1.46E-01 7.66E+03 2.14E+07 2.69E+15 --- Diphenylamine 1.56E+01 2.50E-02 8.75E-02 9.13E-02 4.79E+03 2.14E+07 7.96E+11 --- Disulfoton 3.84E+18 4.00E-05 --- --- --- --- --- --- Endosulfan (Endosulfan I and II , mixture ) 1.59E+01 6.00E-03 --- --- --- --- --- --- Endrin 3.06E+13 3.00E-04 --- --- --- --- --- --- Ethoxyethanol 2- 1.54E+01 4.00E-01 2.00E-01 2.09E-01 1.09E+04 2.14E+07 1.96E+09 --- Ethyl acetate 4.01E+02 9.00E-01 --- --- --- --- --- --- Ethyl ether 1.54E+01 2.00E-01 7.00E-01 7.30E-01 3.83E+04 2.14E+07 1.05E+08 --- Ethyl methacrylate 7.18E+01 9.00E-02 3.15E-01 3.29E-01 1.72E+04 2.14E+07 8.71E+08 --- Ethylbenzene 1.55E+01 1.00E-01 1.00E+00 1.04E+00 5.47E+04 2.14E+07 5.84E+09 --- Fluoranthene 2.90E+01 4.00E-02 1.40E-01 1.46E-01 7.66E+03 2.14E+07 1.38E+15 --- Fluorene 1.68E+01 4.00E-02 1.40E-01 1.46E-01 7.66E+03 2.14E+07 1.66E+13 --- Formaldehyde 1.54E+01 2.00E-01 9.99E-03 1.04E-02 5.47E+02 2.14E+07 2.12E+05 --- Formic acid 1.54E+01 2.00E+00 3.01E-03 3.14E-03 1.65E+02 2.14E+07 8.98E+06 --- Furan 1.54E+01 1.00E-03 --- --- --- --- --- --- Hexachlorocyclopentadiene 1.00E+30 6.00E-03 2.00E-04 2.08E-04 1.09E+01 2.14E+07 2.76E+08 --- Hexachlorophene 9.60E+01 3.00E-04 --- --- --- --- --- --- Hexachloropropene 1.51E+01 --- --- --- --- --- --- --- Iron 8.94E+04 3.00E-01 --- --- --- --- --- --- Isobutyl alcohol 1.54E+01 3.00E-01 --- --- --- --- --- --- Lead 8.22E+01 --- --- 2.00E-04 1.05E+01 2.14E+07 --- --- Magnesium --- --- --- --- --- --- --- --- Malathion 1.55E+01 2.00E-02 --- --- --- --- --- --- Manganese 4.51E+01 2.40E-02 5.00E-05 5.21E-05 2.74E+00 5.87E+06 --- --- Mercury (Fish Pathway Only) --- 1.00E-04 --- --- --- --- --- --- Mercury (Total) 4.70E+01 3.00E-04 3.00E-04 3.13E-04 1.64E+01 2.14E+07 3.05E+10 --- Methacrylonitrile 1.68E+01 1.00E-04 7.00E-04 7.30E-04 3.83E+01 2.14E+07 8.58E+05 --- Methanol 1.54E+01 5.00E-01 --- --- --- --- --- --- Methoxychlor 1.00E+30 5.00E-03 --- --- --- --- --- --- Nitroaniline 3- 1.54E+01 3.00E-04 1.05E-03 1.10E-03 5.75E+01 2.14E+07 9.70E+09 --- Nitroaniline 4- 1.54E+01 3.00E-03 3.50E-03 3.65E-03 1.92E+02 2.14E+07 --- --- Nitrobenzene 1.54E+01 5.00E-04 2.00E-03 2.09E-03 1.09E+02 2.14E+07 5.46E+08 --- Nitro-o-toluidine, 5- ( Meth y l-5-nitroaniline 2- ) 1.54E+01 --- --- --- --- --- --- --- Nitrophenol 2- 1.54E+01 --- --- --- --- --- --- --- Nitrophenol 4- 1.54E+01 --- --- --- --- --- --- --- Nitroquinoline-1-oxide, 4- 1.54E+01 --- --- --- --- --- --- --- Nitrosomorpholine N- 1.54E+01 --- --- --- --- --- --- --- Octamethyl pyrophosphoramide 1.75E+01 2.00E-03 --- --- --- --- --- --- Parathion (ethyl) 1.00E+30 6.00E-03 --- --- --- --- --- ---

## Air Exposure Pathways Delisting Analysis - Noncarcinogenic Chemicals

Results for Analysis: Copy of ConocoPhillips Pathway Leachate Concentration Delisting Chemical Name Dilution Attenuation Factor (DAF) Reference Does (mg/kg-day) Inhaltion Reference

Does (mg/kg-day) Max Allowable Respirable POE Air Concentraion (mg/ m3) Waste Constituent Particulates Max Allowable Emission Rate (mg/L) LandFill Particulate

(mg/L) Landfill Volatiles (mg/L) Surface Impoundment Volatitles (mg/L) Pentachlorobenzene 2.02E+03 8.00E-04 --- --- --- --- --- --- Pentachloroethane 1.52E+01 --- --- --- --- --- --- --- Phenacetin 1.52E+01 --- --- --- --- --- --- --- Phenanthrene 1.61E+01 --- --- --- --- --- --- --- Phenol 1.54E+01 3.00E-01 --- --- --- --- --- --- Phenyl mercuric acetate 1.54E+01 8.00E-05 --- --- --- --- --- --- Phenylenediamine 1,3- 1.54E+01 6.00E-03 --- --- --- --- --- --- Phorate 1.00E+30 2.00E-04 --- --- --- --- --- --- Picoline a- 1.54E+01 --- --- --- --- --- --- --- Pronamide 1.64E+01 7.50E-02 --- --- --- --- --- --- Pyrene 6.84E+01 3.00E-02 --- --- --- --- --- --- Pyridine 1.54E+01 1.00E-03 --- --- --- --- --- --- Selenium 4.58E+01 5.00E-03 --- --- --- --- --- --- Selenium(+4) 4.58E+01 5.00E-03 --- --- --- --- --- --- Selenium(+6) 4.71E+01 5.00E-03 --- --- --- --- --- Silver 4.78E+01 5.00E-03 --- --- --- --- --- --- Strychnine and salts 1.54E+01 3.00E-04 --- --- --- --- --- --- Styrene 1.51E+01 2.00E-01 1.02E+00 1.06E+00 5.56E+04 2.14E+07 9.00E+09 --- Tetrachlorobenzene 1,2,4,5- 1.94E+01 3.00E-04 --- --- --- --- --- --- Tetrachlorophenol 2,3,4,6- 1.52E+01 3.00E-02 --- --- --- --- --- --- Tetraethyl dithiopyrophosphate ( Sulfote p) 1.00E+30 5.00E-04 --- --- --- --- --- --- Thallium 1.83E+01 6.60E-05 --- --- --- --- --- --- Thionazin 1.54E+01 --- --- --- --- --- --- --- Tin 1.72E+06 6.00E-01 --- --- --- --- --- --- Toluene 1.51E+01 8.00E-02 5.00E+00 5.21E+00 2.74E+05 2.14E+07 8.81E+09 --- Trichloro-1,2,2-trifluoro-ethane 1 , 1 , 2- 1.55E+01 3.00E+01 8.57E+00 8.94E+00 4.69E+05 2.14E+07 7.17E+08 --- Trichlorobenzene 1,2,4- 1.73E+01 1.00E-02 3.50E-03 3.65E-03 1.92E+02 2.14E+07 8.40E+08 --- Trichloroethane 1,1,1- 5.81E+04 2.00E+00 5.00E+00 5.21E+00 2.74E+05 2.14E+07 1.73E+09 --- Trichlorofluoromethane (Freon 11) 1.51E+01 3.00E-01 2.00E-01 2.09E-01 1.09E+04 2.14E+07 8.93E+06 --- Trichlorophenol 2,4,5- 1.52E+01 1.00E-01 --- --- --- --- --- --- Trichlorophenoxy)propionic acid 2- ( 2 , 4 , 5- ( Silvex ) 1.54E+01 8.00E-03 --- --- --- --- --- --- Trichlorophenoxyacetic acid 2,4,5- 1.54E+01 1.00E-02 --- --- --- --- --- --- Triethylphosphorothiate o,o,o- 1.54E+01 --- --- --- --- --- --- --- Trinitrobenzene (Trinitrobenzene 1 , 3 , 5- ) s y m1.54E+01 3.00E-02 --- --- --- --- --- --- Vanadium 2.60E+01 5.00E-03 --- --- --- --- --- --- Vinyl acetate 1.54E+01 1.00E+00 2.00E-01 2.09E-01 1.09E+04 2.14E+07 9.57E+07 --- Xylenes (total) 1.55E+01 2.00E-01 1.02E-01 1.06E-01 5.56E+03 2.14E+07 6.88E+08 --- Zinc 4.82E+01 3.00E-01 --- --- --- --- --- ---

## Soil exposure Pathway Delisting Level

Results for Analysis: Copy of ConocoPhillips Carcinogenic Non Canrcinogenic Chemical Name Dilution Attenuation

Factor (DAF) Oral Cancer Slope Factor (mg/kg-day) Reference Does (mg/kg-day) Max Allowable Concentration (mg/kg) Soil Ingestion (mg/kg) Max Allowable Concentration (mg/kg) Soil Ingestion (mg/kg)

A cenaphthene 1.61E+01 --- 6.00E-02 --- --- 4.69E+03 3.72E+09 A cenapthylene 1.61E+01 --- --- --- --- --- --- A cetaldehyde [Ethanal] 1.54E+01 --- --- --- --- --- --- A cetone (2-propanone) 1.54E+01 --- 9.00E-01 --- --- 7.04E+04 5.57E+10 A cetonitrile (methyl cyanide) 1.54E+01 --- 1.70E-02 --- --- 1.33E+03 1.05E+09 A cetophenone 1.54E+01 --- 1.00E-01 --- --- 7.82E+03 6.19E+09 A crolein 1.00E+30 --- 5.00E-04 --- --- 3.91E+01 3.10E+07 A crylamide 2.00E+01 4.50E+00 --- 1.54E+00 1.22E+06 --- --- A crylonitrile 1.68E+01 5.40E-01 --- 1.28E+01 1.01E+07 --- --- A ldrin 2.27E+13 1.70E+01 --- 4.07E-01 3.22E+05 --- --- A niline (benzeneamine) 1.54E+01 --- 7.00E-03 --- --- 5.48E+02 4.33E+08 A nthracene 1.87E+01 --- 3.00E-01 --- --- 2.35E+04 1.86E+10 A ntimon y 4.26E+01 --- 4.00E-04 --- --- 3.13E+01 2.48E+07 A ramite 1.00E+30 2.50E-02 --- 2.77E+02 2.19E+08 --- --- A rsenic 4.29E+01 1.50E+00 --- 4.61E+00 3.65E+06 --- --- A rsenic (III) 4.29E+01 1.50E+00 --- 4.61E+00 3.65E+06 --- --- A rsenic (V) 1.23E+03 1.50E+00 --- 4.61E+00 3.65E+06 --- --- A trazine 1.52E+01 2.22E-01 --- 3.12E+01 2.47E+07 --- --- Barium 4.60E+01 --- 2.00E-01 --- --- 1.56E+04 1.24E+10 Benz(a)anthracene 9.61E+02 7.30E-01 --- 9.48E+00 7.51E+06 --- --- Benzaldehyde 1.54E+01 --- 1.00E-01 --- --- 7.82E+03 6.19E+09 Benzene 1.54E+01 5.50E-02 --- 1.26E+02 9.96E+07 --- --- Benzidine 1.54E+01 2.30E+02 --- 3.01E-02 2.38E+04 --- --- Benzo(a)pyrene 5.88E+06 7.30E+00 --- 9.48E-01 7.51E+05 --- --- Benzo(b)fluoranthene 5.84E+06 7.30E-01 --- 9.48E+00 7.51E+06 --- --- Benzo(ghi)perylene 5.95E+02 --- --- --- --- --- --- Benzo(k)fluoranthene 1.25E+21 7.30E-02 --- 9.48E+01 7.51E+07 --- --- Benzoic acid 1.54E+01 --- 4.00E+00 --- --- 3.13E+05 2.48E+11 Benzyl alcohol 1.54E+01 --- 5.00E-01 --- --- 3.91E+04 3.10E+10 Benzyl chloride 1.00E+30 1.70E-01 --- 4.07E+01 3.22E+07 --- --- Beryllium 4.50E+02 --- 2.00E-03 --- --- 1.56E+02 1.24E+08 Bis (2-Chloroethoxy) methane 1.51E+01 --- 3.00E-03 --- --- 2.35E+02 1.86E+08 Bis(2-chloroethyl)ether 1.67E+02 1.10E+00 --- 6.29E+00 4.98E+06 --- --- Bis(2-chloroisopropyl)ether 1.52E+01 --- --- --- --- --- --- Bis(2-ethylhexyl)phthalate 1.00E+30 1.40E-02 --- 4.94E+02 3.91E+08 --- --- Bromodichloromethane 1.85E+01 6.20E-02 --- 1.12E+02 8.84E+07 --- --- Bromomethane (Methyl bromide) 4.19E+23 --- 1.40E-03 --- --- 1.10E+02 8.67E+07 Bromophenyl-phenyl ether 4- 7.27E+01 --- --- --- --- --- --- Butanol n- 1.54E+01 --- 1.00E-01 --- --- 7.82E+03 6.19E+09 Butyl benzyl phthalate 2.76E+01 --- 2.00E-01 --- --- 1.56E+04 1.24E+10 Butyl-4,6-dinitrophenol,2-sec-(Dino s 1.51E+01 --- 1.00E-03 --- --- 7.82E+01 6.19E+07 Cadmium 4.59E+01 --- 5.00E-04 --- --- 3.91E+01 3.10E+07 Carbon disulfide 1.78E+01 --- 1.00E-01 --- --- 7.82E+03 6.19E+09 Carbon tetrachloride 2.51E+01 1.30E-01 --- 5.32E+01 4.22E+07 --- --- Chlordane 8.40E+07 3.50E-01 --- 1.98E+01 1.57E+07 --- --- Chlorine 1.54E+01 --- 1.00E-01 --- --- 7.82E+03 6.19E+09 Chloro-1,3-butadiene, 2- ( Chloro p rene ) 1.54E+01 --- 1.00E-01 --- --- 7.82E+03 6.19E+09 Chloro-3-methylphenol 4- 1.55E+01 --- --- --- --- --- --- Chloroaniline p- 1.54E+01 --- 4.00E-03 --- --- 3.13E+02 2.48E+08 Chlorobenzene 1.51E+01 --- 2.00E-02 --- --- 1.56E+03 1.24E+09 Chlorobenzilate 3.03E+02 2.70E-01 --- 2.56E+01 2.03E+07 --- ---

## Soil exposure Pathway Delisting Level

Results for Analysis: Copy of ConocoPhillips Carcinogenic Non Canrcinogenic Chemical Name Dilution Attenuation

Factor (DAF) Oral Cancer Slope Factor (mg/kg-day) Reference Does (mg/kg-day) Max Allowable Concentration (mg/kg) Soil Ingestion (mg/kg) Max Allowable Concentration (mg/kg) Soil Ingestion (mg/kg)

Chlorodibromomethane 1.74E+01 8.40E-02 --- 8.24E+01 6.52E+07 --- --- Chlorodifluoromethane 1.54E+01 --- 1.40E+01 --- --- 1.10E+06 8.67E+11 Chloroethane [Ethyl chloride] 1.54E+01 --- 4.00E-01 --- --- 3.13E+04 2.48E+10 Chloroform 1.59E+01 --- --- --- --- --- --- Chloromethane (Methyl chloride) 1.54E+01 --- --- --- --- --- --- chloronaphthalene 2- 1.55E+01 --- 8.00E-02 --- --- 6.26E+03 4.95E+09 Chlorophenol 2- 1.54E+01 --- 5.00E-03 --- --- 3.91E+02 3.10E+08 Chlorophenyl-phenyl ether 4- 1.60E+01 --- --- --- --- --- --- Chloropropene 3- (Allyl Chloride) 1.00E+30 --- --- --- --- --- --- Chromium 4.50E+02 --- 3.00E-03 --- --- 2.35E+02 1.86E+08 Chromium (III) (Chromic Ion) 1.23E+03 --- 1.50E+00 --- --- 1.17E+05 9.29E+10 Chromium (VI) (+6) 4.50E+02 --- 3.00E-03 --- --- 2.35E+02 1.86E+08 Chrysene 9.61E+02 7.30E-03 --- 9.48E+02 7.51E+08 --- --- Cobalt 1.23E+03 --- 3.00E-04 --- --- 2.35E+01 1.86E+07 Copper 4.50E+02 --- 4.00E-02 --- --- 3.13E+03 2.48E+09 Cresol m- 1.54E+01 --- 5.00E-02 --- --- 3.91E+03 3.10E+09 Cresol o- 1.54E+01 --- 5.00E-02 --- --- 3.91E+03 3.10E+09 Cresol p- 1.54E+01 --- 5.00E-03 --- --- 3.91E+02 3.10E+08 Cumene (Isopropylbenzene) 1.56E+01 --- 1.00E-01 --- --- 7.82E+03 6.19E+09 Cyanide 1.54E+01 --- 2.00E-02 --- --- 1.56E+03 1.24E+09 Cyclotetramethylene-tetranitramine 1.54E+01 --- 5.00E-02 --- --- 3.91E+03 3.10E+09 DDD 1.00E+30 2.40E-01 --- 2.88E+01 2.28E+07 --- --- DDE 3.13E+21 3.40E-01 --- 2.04E+01 1.61E+07 --- --- DDT p,p'- 1.00E+30 3.40E-01 --- 2.04E+01 1.61E+07 --- --- Diallate 2.85E+09 6.10E-02 --- 1.13E+02 8.98E+07 --- --- Diazinon 1.52E+01 --- 9.00E-04 --- --- 7.04E+01 5.57E+07 Dibenz(a,h)anthracene 1.75E+17 7.30E+00 --- 9.48E-01 7.51E+05 --- --- Dibenzofuran 1.57E+01 --- 1.00E-03 --- --- 7.82E+01 6.19E+07 Dibromo-3-chloropropane 1,2- 2.39E+01 8.00E-01 --- 8.65E+00 6.85E+06 --- --- Dichlorobenzene 1,2- 1.55E+01 --- 9.00E-02 --- --- 7.04E+03 5.57E+09 Dichlorobenzene 1,3- 1.55E+01 --- --- --- --- --- --- Dichlorobenzene 1,4- 1.56E+01 2.40E-02 --- 2.88E+02 2.28E+08 --- --- Dichlorobenzidine 3,3'- 1.56E+01 4.50E-01 --- 1.54E+01 1.22E+07 --- --- Dichlorodifluoromethane (Freon 12 ) 1.51E+01 --- 2.00E-01 --- --- 1.56E+04 1.24E+10 Dichloroethane 1,1- 1.89E+01 --- 2.00E-01 --- --- 1.56E+04 1.24E+10 Dichloroethane 1,2- 1.81E+01 9.10E-02 --- 7.61E+01 6.02E+07 --- --- Dichloroethylene 1,1- 1.54E+01 --- --- --- --- --- --- Dichloroethylene cis-1,2- 1.54E+01 --- 1.00E-02 --- --- 7.82E+02 6.19E+08 Dichloroethylene trans-1,2- 1.54E+01 --- 2.00E-02 --- --- 1.56E+03 1.24E+09 Dichlorophenol 2,4- 1.51E+01 --- 3.00E-03 --- --- 2.35E+02 1.86E+08 Dichlorophenol 2,6- 1.51E+01 --- --- --- --- --- --- Dichlorophenoxyacetic acid 2 , 4- ( 2 , 4-D ) 1.54E+01 --- 1.00E-02 --- --- 7.82E+02 6.19E+08 Dichloropropane 1,2- 3.14E+01 6.80E-02 --- 1.02E+02 8.06E+07 --- --- Dichloropropene 1,3-(mixture of isomers ) 1.54E+01 1.00E-01 --- 6.92E+01 5.48E+07 --- --- Dichloropropene cis-1,3- 1.00E+30 1.00E-01 --- 6.92E+01 5.48E+07 --- --- Dichloropropene trans-1,3- 1.00E+30 1.00E-01 --- 6.92E+01 5.48E+07 --- --- Dichlorvos 1.54E+01 2.90E-01 --- 2.39E+01 1.89E+07 --- --- Dieldrin 1.00E+30 1.60E+01 --- 4.33E-01 3.42E+05 --- --- Diethyl phthalate 3.33E+01 --- 8.00E-01 --- --- 6.26E+04 4.95E+10 Methyl acetate 1.54E+01 --- 1.00E+00 --- --- 7.82E+04 6.19E+10 Methyl ethyl ketone 1.54E+01 --- 6.00E-01 --- --- 4.69E+04 3.72E+10

## Soil exposure Pathway Delisting Level

Results for Analysis: Copy of ConocoPhillips Carcinogenic Non Canrcinogenic Chemical Name Dilution Attenuation

Factor (DAF) Oral Cancer Slope Factor (mg/kg-day) Reference Does (mg/kg-day) Max Allowable Concentration (mg/kg) Soil Ingestion (mg/kg) Max Allowable Concentration (mg/kg) Soil Ingestion (mg/kg)

Methyl isobutyl ketone 1.54E+01 --- 8.00E-02 --- --- 6.26E+03 4.95E+09 Methyl methacrylate 1.29E+02 --- 1.40E+00 --- --- 1.10E+05 8.67E+10 Methyl parathion 7.85E+11 --- 2.50E-04 --- --- 1.96E+01 1.55E+07 Methylcholanthrene 3- 1.00E+30 2.20E+01 --- 3.15E-01 2.49E+05 --- --- Methylene bromide ( Dibromomethane ) 1.54E+01 --- 1.00E-02 --- --- 7.82E+02 6.19E+08 Methylene Chloride ( Dichloromethane ) 1.58E+01 7.50E-03 --- 9.23E+02 7.31E+08 --- --- Methylnapthalene 2- 1.66E+01 --- 4.00E-03 --- --- 3.13E+02 2.48E+08 Molybdenum 4.68E+01 --- 5.00E-03 --- --- 3.91E+02 3.10E+08 Naphthalene 1.55E+01 --- 2.00E-02 --- --- 1.56E+03 1.24E+09 Naphthaquinone 1,4- 1.51E+01 --- --- --- --- --- --- Naphthylamine, 2- 1.57E+01 --- --- --- --- --- --- Nickel 4.59E+01 --- 2.00E-02 --- --- 1.56E+03 1.24E+09 nitroaniline 2- 1.54E+01 --- 3.00E-03 --- --- 2.35E+02 1.86E+08 Diethylstilbestrol 1.80E+01 4.70E+03 --- 1.47E-03 1.17E+03 --- --- Dimethoate 2.25E+06 --- 2.00E-04 --- --- 1.56E+01 1.24E+07 Dimethoxybenzidine 3,3'- 1.54E+01 1.40E-02 --- 4.94E+02 3.91E+08 --- --- Dimethyl phthalate 1.54E+01 --- 1.00E+01 --- --- 7.82E+05 6.19E+11 Dimethylbenz(a)anthracene, 7,12- 8.01E+20 2.50E+02 --- 2.77E-02 2.19E+04 --- --- Dimethylbenzidine 3,3'- 1.52E+01 1.10E+01 --- 6.29E-01 4.98E+05 --- --- Dimethylphenol, 2,4- 1.51E+01 --- 2.00E-02 --- --- 1.56E+03 1.24E+09 Di-n-butyl phthalate 2.98E+01 --- 1.00E-01 --- --- 7.82E+03 6.19E+09 Dinitrobenzene 1,3- 1.54E+01 --- 1.00E-04 --- --- 7.82E+00 6.19E+06 Dinitromethylphenol, 4,6-,2- 1.55E+01 --- 1.00E-04 --- --- 7.82E+00 6.19E+06 Dinitrophenol 2,4- 1.54E+01 --- 2.00E-03 --- --- 1.56E+02 1.24E+08 Dinitrotoluene 2,4- 1.54E+01 6.80E-01 --- 1.02E+01 8.06E+06 --- --- Dinitrotoluene 2,6- 1.54E+01 6.80E-01 --- 1.02E+01 8.06E+06 --- --- Di-n-octyl phthalate 1.00E+30 --- 4.00E-02 --- --- 3.13E+03 2.48E+09 Dioxane 1,4- 1.54E+01 1.10E-02 --- 6.29E+02 4.98E+08 --- --- Diphenylamine 1.56E+01 --- 2.50E-02 --- --- 1.96E+03 1.55E+09 Diphenylhydrazine 1,2- 1.52E+01 8.00E-01 --- 8.65E+00 6.85E+06 --- --- Disulfoton 3.84E+18 --- 4.00E-05 --- --- 3.13E+00 2.48E+06 Endosulfan (Endosulfan I and II , mixture ) 1.59E+01 --- 6.00E-03 --- --- 4.69E+02 3.72E+08 Endrin 3.06E+13 --- 3.00E-04 --- --- 2.35E+01 1.86E+07 Epichlorohydrin 1.00E+30 9.90E-03 --- 6.99E+02 5.53E+08 --- --- Ethoxyethanol 2- 1.54E+01 --- 4.00E-01 --- --- 3.13E+04 2.48E+10 Ethyl acetate 4.01E+02 --- 9.00E-01 --- --- 7.04E+04 5.57E+10 Ethyl ether 1.54E+01 --- 2.00E-01 --- --- 1.56E+04 1.24E+10 Ethyl methacrylate 7.18E+01 --- 9.00E-02 --- --- 7.04E+03 5.57E+09 Ethyl methanesulfonate 1.00E+30 --- --- --- --- --- --- Ethylbenzene 1.55E+01 --- 1.00E-01 --- --- 7.82E+03 6.19E+09 Ethylene dibromide ( 1 , 2-Dibromoethane ) 2.10E+03 2.00E+00 --- 3.46E+00 2.74E+06 --- --- Ethylene thiourea 1.54E+01 1.10E-01 --- 6.29E+01 4.98E+07 --- --- Fluoranthene 2.90E+01 --- 4.00E-02 --- --- 3.13E+03 2.48E+09 Fluorene 1.68E+01 --- 4.00E-02 --- --- 3.13E+03 2.48E+09 Formaldehyde 1.54E+01 --- 2.00E-01 --- --- 1.56E+04 1.24E+10 Formic acid 1.54E+01 --- 2.00E+00 --- --- 1.56E+05 1.24E+11 Furan 1.54E+01 --- 1.00E-03 --- --- 7.82E+01 6.19E+07 HCH, (Hexachlorocyclohexane ) ( Lindane ) g amma1.82E+21 1.30E+00 --- 5.32E+00 4.22E+06 --- --- HCH, alpha- ( Hexachloroc y clohexane 9.03E+23 6.30E+00 --- 1.10E+00 8.70E+05 --- --- HCH, beta- ( Hexachloroc y clohexane 1.56E+01 1.80E+00 --- 3.85E+00 3.04E+06 --- --- Heptachlor 1.00E+30 4.50E+00 --- 1.54E+00 1.22E+06 --- ---

## Soil exposure Pathway Delisting Level

Results for Analysis: Copy of ConocoPhillips Carcinogenic Non Canrcinogenic Chemical Name Dilution Attenuation

Factor (DAF) Oral Cancer Slope Factor (mg/kg-day) Reference Does (mg/kg-day) Max Allowable Concentration (mg/kg) Soil Ingestion (mg/kg) Max Allowable Concentration (mg/kg) Soil Ingestion (mg/kg)

Heptachlor epoxide 1.00E+30 9.10E+00 --- 7.61E-01 6.02E+05 --- --- Hexachloro-1,3-butadiene 2.25E+01 7.80E-02 --- 8.87E+01 7.03E+07 --- --- Hexachlorobenzene 2.46E+03 1.60E+00 --- 4.33E+00 3.42E+06 --- --- Hexachlorocyclopentadiene 1.00E+30 --- 6.00E-03 --- --- 4.69E+02 3.72E+08 Hexachloroethane 1.60E+01 1.40E-02 --- 4.94E+02 3.91E+08 --- --- Hexachlorophene 9.60E+01 --- 3.00E-04 --- --- 2.35E+01 1.86E+07 Hexachloropropene 1.51E+01 --- --- --- --- --- --- Hexahydro-1,3,5-trinitro-1,3,5-triazi n 1.54E+01 1.10E-01 --- 6.29E+01 4.98E+07 --- --- Indeno (1,2,3-cd) pyrene 1.14E+14 7.30E-01 --- 9.48E+00 7.51E+06 --- --- Iron 8.94E+04 --- 3.00E-01 --- --- 2.35E+04 1.86E+10 Isobutyl alcohol 1.54E+01 --- 3.00E-01 --- --- 2.35E+04 1.86E+10 Isophorone 1.54E+01 1.00E-03 --- 6.92E+03 5.48E+09 --- --- Kepone 1.83E+01 8.00E+00 --- 8.65E-01 6.85E+05 --- --- Lead 8.22E+01 --- --- --- --- 1.00E+02 7.92E+07 Magnesium --- --- --- --- --- --- --- Malathion 1.55E+01 --- 2.00E-02 --- --- 1.56E+03 1.24E+09 Manganese 4.51E+01 --- 2.40E-02 --- --- 1.88E+03 1.49E+09 Mercury (Fish Pathway Only) --- --- 1.00E-04 --- --- 7.82E+00 6.19E+06 Mercury (Total) 4.70E+01 --- 3.00E-04 --- --- 2.35E+01 1.86E+07 Methacrylonitrile 1.68E+01 --- 1.00E-04 --- --- 7.82E+00 6.19E+06 Methanol 1.54E+01 --- 5.00E-01 --- --- 3.91E+04 3.10E+10 Methoxychlor 1.00E+30 --- 5.00E-03 --- --- 3.91E+02 3.10E+08 Nitroaniline 3- 1.54E+01 --- 3.00E-04 --- --- 2.35E+01 1.86E+07 Nitroaniline 4- 1.54E+01 --- 3.00E-03 --- --- 2.35E+02 1.86E+08 Nitrobenzene 1.54E+01 --- 5.00E-04 --- --- 3.91E+01 3.10E+07 Nitro-o-toluidine, 5- ( Meth y l-5-nitroaniline 2- ) 1.54E+01 --- --- --- --- --- --- Nitrophenol 2- 1.54E+01 --- --- --- --- --- --- Nitrophenol 4- 1.54E+01 --- --- --- --- --- --- Nitropropane 2- 1.54E+01 9.40E+00 --- 7.36E-01 5.83E+05 --- --- Nitroquinoline-1-oxide, 4- 1.54E+01 --- --- --- --- --- --- Nitrosodiethylamine N- 1.54E+01 1.50E+02 --- 4.61E-02 3.65E+04 --- --- Nitrosodimethylamine N- 1.54E+01 5.10E+01 --- 1.36E-01 1.07E+05 --- --- Nitroso-di-n-butylamine N- 1.52E+01 5.40E+00 --- 1.28E+00 1.01E+06 --- --- Nitroso-di-n-propylamine N- 1.54E+01 7.00E+00 --- 9.89E-01 7.83E+05 --- --- Nitrosodiphenylamine N- 1.52E+01 4.90E-03 --- 1.41E+03 1.12E+09 --- --- Nitrosomethylethylamine N- 1.54E+01 2.20E+01 --- 3.15E-01 2.49E+05 --- --- Nitrosomorpholine N- 1.54E+01 --- --- --- --- --- --- Nitrosopiperidine N- 1.54E+01 9.40E+00 --- 7.36E-01 5.83E+05 --- --- Nitrosopyrrolidine N- 1.54E+01 2.10E+00 --- 3.30E+00 2.61E+06 --- --- Octamethyl pyrophosphoramide 1.75E+01 --- 2.00E-03 --- --- 1.56E+02 1.24E+08 Parathion (ethyl) 1.00E+30 --- 6.00E-03 --- --- 4.69E+02 3.72E+08 Pentachlorobenzene 2.02E+03 --- 8.00E-04 --- --- 6.26E+01 4.95E+07 Pentachloroethane 1.52E+01 --- --- --- --- --- --- Pentachloronitrobenzene (PCNB) 2.65E+01 2.60E-01 --- 2.66E+01 2.11E+07 --- --- Pentachlorophenol 1.56E+01 1.20E-01 --- 5.77E+01 4.57E+07 --- --- Phenacetin 1.52E+01 --- --- --- --- --- --- Phenanthrene 1.61E+01 --- --- --- --- --- --- Phenol 1.54E+01 --- 3.00E-01 --- --- 2.35E+04 1.86E+10 Phenyl mercuric acetate 1.54E+01 --- 8.00E-05 --- --- 6.26E+00 4.95E+06 Phenylenediamine 1,3- 1.54E+01 --- 6.00E-03 --- --- 4.69E+02 3.72E+08 Phorate 1.00E+30 --- 2.00E-04 --- --- 1.56E+01 1.24E+07

## Soil exposure Pathway Delisting Level

Results for Analysis: Copy of ConocoPhillips Carcinogenic Non Canrcinogenic Chemical Name Dilution Attenuation

Factor (DAF) Oral Cancer Slope Factor (mg/kg-day) Reference Does (mg/kg-day) Max Allowable Concentration (mg/kg) Soil Ingestion (mg/kg) Max Allowable Concentration (mg/kg) Soil Ingestion (mg/kg)

Picoline a- 1.54E+01 --- --- --- --- --- --- Polychlorinated biphenyls ( Aroclors ) 2.36E+13 2.00E+00 --- 3.46E+00 2.74E+06 --- --- Pronamide 1.64E+01 --- 7.50E-02 --- --- 5.87E+03 4.64E+09 Pyrene 6.84E+01 --- 3.00E-02 --- --- 2.35E+03 1.86E+09 Pyridine 1.54E+01 --- 1.00E-03 --- --- 7.82E+01 6.19E+07 SAFROLE 1.52E+01 --- --- --- --- --- --- Selenium 4.58E+01 --- 5.00E-03 --- --- 3.91E+02 3.10E+08 Selenium(+4) 4.58E+01 --- 5.00E-03 --- --- 3.91E+02 3.10E+08 Selenium(+6) 4.71E+01 --- 5.00E-03 --- --- 3.91E+02 3.10E+08 Silver 4.78E+01 --- 5.00E-03 --- --- 3.91E+02 3.10E+08 Strychnine and salts 1.54E+01 --- 3.00E-04 --- --- 2.35E+01 1.86E+07 Styrene 1.51E+01 --- 2.00E-01 --- --- 1.56E+04 1.24E+10 Tetrachlorobenzene 1,2,4,5- 1.94E+01 --- 3.00E-04 --- --- 2.35E+01 1.86E+07 Tetrachlorodibenzo-p-dioxin ( TCDD ) 2 , 3 , 7 , 8- 3.55E+11 1.50E+05 --- 4.61E-05 3.65E+01 --- --- Tetrachloroethane 1,1,1,2- 2.88E+01 2.60E-02 --- 2.66E+02 2.11E+08 --- --- Tetrachloroethane 1,1,2,2- 1.26E+04 2.00E-01 --- 3.46E+01 2.74E+07 --- --- Tetrachloroethylene 1.51E+01 5.40E-01 --- 1.28E+01 1.01E+07 --- --- Tetrachlorophenol 2,3,4,6- 1.52E+01 --- 3.00E-02 --- --- 2.35E+03 1.86E+09 Tetraethyl dithiopyrophosphate ( Sulfote p) 1.00E+30 --- 5.00E-04 --- --- 3.91E+01 3.10E+07 Thallium 1.83E+01 --- 6.60E-05 --- --- 5.16E+00 4.09E+06 Thionazin 1.54E+01 --- --- --- --- --- --- Tin 1.72E+06 --- 6.00E-01 --- --- 4.69E+04 3.72E+10 Toluene 1.51E+01 --- 8.00E-02 --- --- 6.26E+03 4.95E+09 Toluenediamine 2,4- 1.54E+01 3.20E+00 --- 2.16E+00 1.71E+06 --- --- Toluidine o- 1.54E+01 2.40E-01 --- 2.88E+01 2.28E+07 --- --- Toluidine p- 1.54E+01 1.90E-01 --- 3.64E+01 2.88E+07 --- --- Toxaphene (chlorinated cam p henes ) 1.33E+09 1.10E+00 --- 6.29E+00 4.98E+06 --- --- Tribromomethane (Bromoform) 1.64E+01 7.90E-03 --- 8.76E+02 6.94E+08 --- --- Trichloro-1,2,2-trifluoro-ethane 1 , 1 , 2- 1.55E+01 --- 3.00E+01 --- --- 2.35E+06 1.86E+12 Trichlorobenzene 1,2,4- 1.73E+01 --- 1.00E-02 --- --- 7.82E+02 6.19E+08 Trichloroethane 1,1,1- 5.81E+04 --- 2.00E+00 --- --- 1.56E+05 1.24E+11 Trichloroethane 1,1,2- 1.86E+01 5.70E-02 --- 1.21E+02 9.61E+07 --- --- Trichloroethylene ( Trichloroeth y lene 1 , 1 , 2- ) 1.55E+01 1.30E-02 --- 5.32E+02 4.22E+08 --- --- Trichlorofluoromethane (Freon 11) 1.51E+01 --- 3.00E-01 --- --- 2.35E+04 1.86E+10 Trichlorophenol 2,4,5- 1.52E+01 --- 1.00E-01 --- --- 7.82E+03 6.19E+09 Trichlorophenol 2,4,6- 1.51E+01 1.10E-02 --- 6.29E+02 4.98E+08 --- --- Trichlorophenoxy)propionic acid 2- ( 2 , 4 , 5- ( Silvex ) 1.54E+01 --- 8.00E-03 --- --- 6.26E+02 4.95E+08 Trichlorophenoxyacetic acid 2,4,5- 1.54E+01 --- 1.00E-02 --- --- 7.82E+02 6.19E+08 Trichloropropane 1,2,3- 2.12E+01 7.00E+00 --- 9.89E-01 7.83E+05 --- --- Triethylphosphorothiate o,o,o- 1.54E+01 --- --- --- --- --- --- Trinitrobenzene (Trinitrobenzene 1 , 3 , 5- ) s y m1.54E+01 --- 3.00E-02 --- --- 2.35E+03 1.86E+09 Trinitrotoluene 2,4,6- 1.54E+01 3.00E-02 --- 2.31E+02 1.83E+08 --- --- Tris (2,3-dibromopropyl) phosphate 1.48E+03 2.30E+00 --- 3.01E+00 2.38E+06 --- --- Vanadium 2.60E+01 --- 5.00E-03 --- --- 3.91E+02 3.10E+08 Vinyl acetate 1.54E+01 --- 1.00E+00 --- --- 7.82E+04 6.19E+10 Vinyl chloride 1.54E+01 1.40E+00 --- 4.94E+00 3.91E+06 --- --- Xylenes (total) 1.55E+01 --- 2.00E-01 --- --- 1.56E+04 1.24E+10 Zinc 4.82E+01 --- 3.00E-01 --- --- 2.35E+04 1.86E+10List of Customer COCsCustomer Chemical PropertiesChemical NameCAS NumberMCLOral CarcinogenicSlope FactorInhalation CarcinogenicSlope FactorOral Reference DoseInhalation OralReference DoseBio-concentrationFactorChemical SoilSaturationConcentrationTCHenry's Law CoefficientDiffusion Coefficient inWaterDiffusion Coefficient inAirChemical SolubilityDilution AttenuationFactor for LFDiluation AttenuationFactor for SITSTARTest1111-22-3340.00E+001.70E+011.72E+013.00E-051.05E-040.00E+000.00E+000.00E+001.02E-044.40E-061.43E-021.80E-012.27E+134.13E+056.90E+01List of Customer COCsCustomer Chemical PropertiesPermeability CoefficientTAUBunge CoefficientChemical is Organic(O) or Inorganic (I)Bio AccumulationFactorChronic EcologicalToxicity ConcentrationChemical isCarcinogenic (C) orNoncarcinogenic (N)Molecular WeightVapor PressureSurface Water PartitionCoefficient4.70E-011.50E+013.20E+0215.82E+053.00E-04Carcinogen