Appendix Table 1-2 

1

Appendix Table 1-2. Methods, reporting levels, and laboratories used for chemical analysis for the Deepwater Horizon oil spill, Gulf of Mexico, 2010: organic contaminants in whole sediment.—Continued[Method codes are from the National Water Information System (NWIS) database, and are defined in Table 1-6. Abbreviations: a, no reporting level because analyte was detected in all samples; CASRN, Chemical Abstracts Services Registry Number; FNU, formazin nephelometric unit; na, not applicable; NWQL, National Water Quality Laboratory, Denver, Colorado; pcode, parameter code from the U.S. Geological Survey NWIS database; SCL, Sediment Chemistry Laboratory, Atlanta, Georgia; TAL-CO, TestAmerica Laboratory, Denver, Colorado; TAL-FL, TestAmerica Laboratory, Pensacola, Florida; TAL-VT, TestAmerica Laboratory, Burlington, Vermont; USGS, U.S. Geological Survey; μg/kg, microgram per kilogram; μg/kg, microgram per kilogram as diphenylamine; mg/kg, milligram per kilogram; ʺ, cell is identical to the cell immediately above]

Analyte or parameter CASRN Pcode Laboratory Method code Reporting level1 Units

1,2,4-Trichlorobenzene 120-82-1 64095 USGS NWQL GCM13 14–120 μg/kg

1,2-Dimethylnaphthalene 573-98-8 64097 USGS NWQL GCM13 14–120 μg/kg

1,6-Dimethylnaphthalene 575-43-9 64099 USGS NWQL GCM13 14–120 μg/kg

1-Methylfluorene 1730-37-6 64100 USGS NWQL GCM13 14–120 μg/kg

1-Methylnaphthalene 90-12-0 63165 TAL-VT GM026 0.22–1.6 μg/kg

1-Methylphenanthrene 832-69-9 64101 USGS NWQL GCM13 14–120 μg/kg

 ʺ ʺ ʺ TAL-VT GM026 0.19–1.2 ʺ

1-Methylpyrene 2381-21-7 64102 USGS NWQL GCM13 14–120 μg/kg

2,3,5-Trimethylnaphthalene 2245-38-7 68077 TAL-VT GCM76 0.22–1.6 μg/kg

 ʺ ʺ ʺ ʺ GM026 0.21–1.0 ʺ

2,3,6-Trimethylnaphthalene 829-26-5 64103 USGS NWQL GCM13 14–120 μg/kg

2,4,5-Trichlorophenol 95-95-4 62266 TAL-FL GM027 36–270 μg/kg

2,4,6-Trichlorophenol 88-06-2 34624 TAL-FL GM027 36–270 μg/kg

2,4-Dichlorophenol 120-83-2 34604 TAL-FL GM027 36–270 μg/kg

2,4-Dimethylphenol 105-67-9 34609 TAL-FL GM027 36–270 μg/kg

2,4-Dinitrophenol 51-28-5 34619 TAL-FL GM027 320–2,400 μg/kg

2,4-Dinitrotoluene 121-14-2 34614 TAL-FL GM027 36–270 μg/kg

2,6-Dimethylnaphthalene 581-42-0 63167 USGS NWQL GCM13 14–120 μg/kg

 ʺ ʺ ʺ TAL-VT GM026 0.23–1.7 ʺ

2,6-Dinitrotoluene 606-20-2 34629 TAL-FL GM027 36–270 μg/kg

2-Chloronaphthalene 91-58-7 34584 TAL-FL GM027 36–270 μg/kg

2-Chlorophenol 95-57-8 34589 TAL-FL GM027 36–270 μg/kg

2-Ethylnaphthalene 939-27-5 64104 USGS NWQL GCM13 14–120 μg/kg

2-Methyl-4,6-dinitrophenol 534-52-1 34660 TAL-FL GM027 36–270 μg/kg

2-Methylanthracene 613-12-7 64105 USGS NWQL GCM13 14–120 μg/kg

2-Methylnaphthalene 91-57-6 63168 TAL-FL GM027 41–42 μg/kg

 ʺ ʺ ʺ TAL-VT GM026 0.27–2.0 ʺ

2-Naphthylamine 91-59-8 64058 TAL-FL GM027 36–270 μg/kg

2-Nitrophenol 88-75-5 34594 TAL-FL GM027 36–270 μg/kg

3,3ʹ-Dichlorobenzidine 91-94-1 34634 TAL-FL GM027 36–270 μg/kg

3-Nitroaniline 99-09-2 62270 TAL-FL GM027 36–270 μg/kg

4-Bromophenyl phenyl ether 101-55-3 34639 TAL-FL GM027 36–270 μg/kg

4-Chloro-3-methylphenol 59-50-7 34455 TAL-FL GM027 36–270 μg/kg

4-Chloroaniline 106-47-8 62271 TAL-FL GM027 36–270 μg/kg

4-Chlorophenyl phenyl ether 7005-72-3 34644 TAL-FL GM027 36–270 μg/kg

4H-Cyclopenta[d,e,f]phenanthrene 203-64-5 64106 USGS NWQL GCM13 14–120 μg/kg

Appendix Table 1-2. Methods, reporting levels, and laboratories used for chemical analysis for the Deepwater Horizon oil spill, Gulf of Mexico, 2010: organic contaminants in whole sediment.
2 Contaminants in Water and Sediment Sampled in Response to the Deepwater Horizon Oil Spill Appendix Table 1-2. Methods, reporting levels, and laboratories used for chemical analysis for the Deepwater Horizon oil spill, Gulf of Mexico, 2010: organic contaminants in whole sediment.—Continued [Method codes are from the National Water Information System (NWIS) database, and are defined in Table 1-6. Abbreviations: a, no reporting level because analyte was detected in all samples; CASRN, Chemical Abstracts Services Registry Number; FNU, formazin nephelometric unit; na, not applicable; NWQL, National Water Quality Laboratory, Denver, Colorado; pcode, parameter code from the U.S. Geological Survey NWIS database; SCL, Sediment Chemistry Laboratory, Atlanta, Georgia; TAL-CO, TestAmerica Laboratory, Denver, Colorado; TAL-FL, TestAmerica Laboratory, Pensacola, Florida; TAL-VT, TestAmerica Laboratory, Burlington, Vermont; USGS, U.S. Geological Survey; μg/kg, microgram per kilogram; μg/kg, microgram per kilogram as diphenylamine; mg/kg, milligram per kilogram; ʺ, cell is identical to the cell immediately above] Analyte or parameter CASRN Pcode Laboratory Method code Reporting level1 Units 4-Nitroaniline 100-01-6 62273 TAL-FL GM027 36–270 μg/kg 4-Nitrophenol 100-02-7 34649 TAL-FL GM027 120–900 μg/kg 9,10-Anthraquinone 84-65-1 63181 USGS NWQL GCM13 14–120 μg/kg Acenaphthene 83-32-9 64108 TAL-FL GM027 41–42 μg/kg ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.2–1.5 ʺ Acenaphthylene 208-96-8 64109 TAL-FL GM027 41–42 μg/kg ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.19–1.4 ʺ Acetophenone 98-86-2 63178 TAL-FL GM027 36–270 μg/kg Anthracene 120-12-7 63180 TAL-FL GM027 41–42 μg/kg ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.19–1.1 ʺ Atrazine 1912-24-9 63182 TAL-FL GM027 36–270 μg/kg Benzaldehyde 100-52-7 68046 TAL-FL GM027 36–270 μg/kg Benzo[a]anthracene 56-55-3 63610 TAL-FL GM027 41–42 μg/kg ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.2–1.5 ʺ Benzo[a]pyrene 50-32-8 63183 TAL-FL GM027 41–42 μg/kg ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.2–1.5 ʺ Benzo[b]fluoranthene 205-99-2 64111 TAL-FL GM027 41–42 μg/kg ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.19–1.4 ʺ Benzo[e]pyrene 192-97-2 64112 USGS NWQL GCM13 14–120 μg/kg ʺ ʺ ʺ TAL-VT GM026 0.31–2.3 ʺ Benzo[g,h,i]perylene 191-24-2 64113 USGS NWQL GCM13 14–120 μg/kg

 ʺ ʺ ʺ TAL-VT GM026 0.21–1.6 ʺ

Benzo[k]fluoranthene 207-08-9 64114 TAL-FL GM027 41–42 μg/kg

 ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.32–2.4 ʺ

Benzyl n-butylphthalate 85-68-7 68024 TAL-FL GM027 36–270 μg/kg

Biphenyl 92-52-4 63752 TAL-FL GM027 41–42 μg/kg

 ʺ ʺ ʺ TAL-VT GM026 0.23–1.7 ʺ

bis(2-chloro-1-methylethyl) ether 108-60-1 68078 TAL-FL GM025 36–270 μg/kg

Bis(2-chloroethoxy)methane 111-91-1 34281 TAL-FL GM027 36–270 μg/kg
Appendix Table 1-2 

3

Appendix Table 1-2. Methods, reporting levels, and laboratories used for chemical analysis for the Deepwater Horizon oil spill, Gulf of Mexico, 2010: organic contaminants in whole sediment.—Continued[Method codes are from the National Water Information System (NWIS) database, and are defined in Table 1-6. Abbreviations: a, no reporting level because analyte was detected in all samples; CASRN, Chemical Abstracts Services Registry Number; FNU, formazin nephelometric unit; na, not applicable; NWQL, National Water Quality Laboratory, Denver, Colorado; pcode, parameter code from the U.S. Geological Survey NWIS database; SCL, Sediment Chemistry Laboratory, Atlanta, Georgia; TAL-CO, TestAmerica Laboratory, Denver, Colorado; TAL-FL, TestAmerica Laboratory, Pensacola, Florida; TAL-VT, TestAmerica Laboratory, Burlington, Vermont; USGS, U.S. Geological Survey; μg/kg, microgram per kilogram; μg/kg, microgram per kilogram as diphenylamine; mg/kg, milligram per kilogram; ʺ, cell is identical to the cell immediately above]

Analyte or parameter CASRN Pcode Laboratory Method code Reporting level1 Units

Bis(2-chloroethyl) ether 111-44-4 34276 TAL-FL GM027 36–270 μg/kg

Bis-2-ethylhexylphthalate 117-81-7 39102 TAL-FL GM027 36–270 μg/kgC1-alkylated Chrysenes 41637-90-5 68083 TAL-VT GM026 0.19–5.5 μg/kg

C1-alkylated Dibenzothiophenes 30995-64-3 68084 TAL-VT GM026 0.19–5.5 μg/kg

C1-alkylated Fluoranthenes/pyrenes na 64132 TAL-VT GM026 0.22–5.5 μg/kg

C1-alkylated Fluorenes 26914-17-0 68085 TAL-VT GM026 0.23–5.5 μg/kg

C1-alkylated Naphthalenes 1321-94-4 64122 TAL-VT GM026 0.24–5.5 μg/kg

C1-alkylated Phenanthrenes/anthracenes na 64127 TAL-VT GM026 0.19–5.5 μg/kg

C2-alkylated Chrysenes na 68086 TAL-VT GM026 0.19–5.5 μg/kg

C2-alkylated Dibenzothiophenes na 68087 TAL-VT GM026 0.19–5.5 μg/kg

C2-alkylated Fluoranthenes/pyrenes na 64133 TAL-VT GM026 0.22–5.5 μg/kg

C2-alkylated Fluorenes na 68088 TAL-VT GM026 0.23–5.5 μg/kg

C2-alkylated Naphthalenes na 64123 TAL-VT GM026 0.24–5.5 μg/kg

C2-alkylated Phenanthrenes/anthracenes na 64128 TAL-VT GM026 0.19–5.5 μg/kg

C3-alkylated Chrysenes na 68089 TAL-VT GM026 0.19–5.5 μg/kg

C3-alkylated Dibenzothiophenes na 68090 TAL-VT GM026 0.19–5.5 μg/kg

C3-alkylated Fluoranthenes/pyrenes na 64134 TAL-VT GM026 0.22–5.5 μg/kg

C3-alkylated Fluorenes na 68091 TAL-VT GM026 0.23–5.5 μg/kg

C3-alkylated Naphthalenes na 64124 TAL-VT GM026 0.24–5.5 μg/kg

C3-alkylated Phenanthrenes/anthracenes na 64129 TAL-VT GM026 0.19–5.5 μg/kg

C4-alkylated Chrysenes na 68092 TAL-VT GM026 0.19–5.5 μg/kg

C4-alkylated Dibenzothiophenes na 68093 TAL-VT GM026 0.19–5.5 μg/kg

C4-alkylated Naphthalenes na 64125 TAL-VT GM026 0.24–5.5 μg/kg

C4-alkylated Phenanthrenes/anthracenes na 64130 TAL-VT GM026 0.19–5.5 μg/kg

Caprolactam 105-60-2 63753 TAL-FL GM027 36–270 μg/kg

Carbazole 86-74-8 63194 TAL-FL GM027 36–270 μg/kg

 ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ

Chrysene 218-01-9 64115 TAL-FL GM027 41–42 μg/kg

 ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.19–1.3 ʺ

Dibenzo[a,h]anthracene 53-70-3 64116 TAL-FL GM027 41–42 μg/kg

 ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.19–1.0 ʺ

Dibenzofuran 132-64-9 62275 TAL-FL GM027 36–270 μg/kg

Dibenzothiophene 132-65-0 64117 USGS NWQL GCM13 14–120 μg/kg

 ʺ ʺ ʺ TAL-VT GM026 0.19–1.2 ʺ
4 Contaminants in Water and Sediment Sampled in Response to the Deepwater Horizon Oil Spill Appendix Table 1-2. Methods, reporting levels, and laboratories used for chemical analysis for the Deepwater Horizon oil spill, Gulf of Mexico, 2010: organic contaminants in whole sediment.—Continued [Method codes are from the National Water Information System (NWIS) database, and are defined in Table 1-6. Abbreviations: a, no reporting level because analyte was detected in all samples; CASRN, Chemical Abstracts Services Registry Number; FNU, formazin nephelometric unit; na, not applicable; NWQL, National Water Quality Laboratory, Denver, Colorado; pcode, parameter code from the U.S. Geological Survey NWIS database; SCL, Sediment Chemistry Laboratory, Atlanta, Georgia; TAL-CO, TestAmerica Laboratory, Denver, Colorado; TAL-FL, TestAmerica Laboratory, Pensacola, Florida; TAL-VT, TestAmerica Laboratory, Burlington, Vermont; USGS, U.S. Geological Survey; μg/kg, microgram per kilogram; μg/kg, microgram per kilogram as diphenylamine; mg/kg, milligram per kilogram; ʺ, cell is identical to the cell immediately above] Analyte or parameter CASRN Pcode Laboratory Method code Reporting level1 Units Diethylphthalate 84-66-2 63202 TAL-FL GM027 36–270 μg/kg ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ Dimethylphthalate 131-11-3 68027 TAL-FL GM027 36–270 μg/kg Di-n-buyl phthalate 84-74-2 68025 TAL-FL GM027 36–270 μg/kg Di-n-octyl phthalate 117-84-0 68026 TAL-FL GM027 36–270 μg/kg Fluoranthene 206-44-0 63208 TAL-FL GM027 41–42 μg/kg ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.21–1.6 ʺ Fluorene 86-73-7 64107 TAL-FL GM027 41–42 μg/kg ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.22–1.6 ʺ Hexachlorobenzene 118-74-1 63631 TAL-FL GM027 110–820 μg/kg ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ Hexachlorobutadiene 87-68-3 39705 TAL-FL GM027 36–270 μg/kg Hexachlorocyclopentadiene 77-47-4 49489 TAL-FL GM027 72–540 μg/kg Hexachloroethane 67-72-1 34399 TAL-FL GM027 110–820 μg/kg Indeno[1,2,3-cd]pyrene 193-39-5 64118 TAL-FL GM027 41–42 μg/kg ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.19–1.2 ʺ Isophorone 78-59-1 63212 TAL-FL GM027 36–270 μg/kg

m-plus 

p-Cresol 65794-96-9 64061 TAL-FL GM027 36–270 μg/kg

Naphthalene 91-20-3 63220 TAL-FL GM027 41–42 μg/kg

 ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.23–1.7 ʺ

Nitrobenzene 98-95-3 34450 TAL-FL GM027 36–270 μg/kg

N-Nitrosodi-n-propylamine 621-64-7 34431 TAL-FL GM027 120–900 μg/kg

N-Nitrosodiphenylamine 86-30-6 68029 TAL-FL GM027 36–270 μg/kg DPA

o-Cresol 95-48-7 62268 TAL-FL GM027 36–270 μg/kg

Oil and grease na 63716 TAL-CO GRV29 96–470 mg/kg

 ʺ ʺ ʺ TAL-FL GRV29 44–330 ʺ

Pentachloroanisole 1825-21-4 64119 USGS NWQL GCM13 14–120 μg/kg

Pentachloronitrobenzene 82-68-8 63650 USGS NWQL GCM13 14–120 μg/kg

Pentachlorophenol 87-86-5 63223 TAL-FL GM027 72–540 μg/kg

Percent moisture na 70320 TAL-CO GRV33 0.1 Percent

 ʺ ʺ ʺ TAL-FL GRV33 0.1 ʺ ʺ ʺ ʺ TAL-VT GRV33 0.25 ʺ
Appendix Table 1-2 

5

Appendix Table 1-2. Methods, reporting levels, and laboratories used for chemical analysis for the Deepwater Horizon oil spill, Gulf of Mexico, 2010: organic contaminants in whole sediment.—Continued[Method codes are from the National Water Information System (NWIS) database, and are defined in Table 1-6. Abbreviations: a, no reporting level because analyte was detected in all samples; CASRN, Chemical Abstracts Services Registry Number; FNU, formazin nephelometric unit; na, not applicable; NWQL, National Water Quality Laboratory, Denver, Colorado; pcode, parameter code from the U.S. Geological Survey NWIS database; SCL, Sediment Chemistry Laboratory, Atlanta, Georgia; TAL-CO, TestAmerica Laboratory, Denver, Colorado; TAL-FL, TestAmerica Laboratory, Pensacola, Florida; TAL-VT, TestAmerica Laboratory, Burlington, Vermont; USGS, U.S. Geological Survey; μg/kg, microgram per kilogram; μg/kg, microgram per kilogram as diphenylamine; mg/kg, milligram per kilogram; ʺ, cell is identical to the cell immediately above]

Analyte or parameter CASRN Pcode Laboratory Method code Reporting level1 Units

Perylene 198-55-0 64120 USGS NWQL GCM13 14–120 μg/kg

 ʺ ʺ ʺ TAL-VT GM026 0.19–1.0 ʺ

Petroleum hydrocarbons na 63717 TAL-CO 00138 200–1,000 mg/kg

Phenanthrene 85-01-8 63224 TAL-FL GM027 41–42 μg/kg

 ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.19–1.1 ʺ

Phenanthridine 229-87-8 64121 USGS NWQL GCM13 14–120 μg/kg

Phenol 108-95-2 63225 TAL-FL GM027 36–270 μg/kg

Pyrene 129-00-0 63227 TAL-FL GM027 41–42 μg/kg

 ʺ ʺ ʺ USGS NWQL GCM13 14–120 ʺ ʺ ʺ ʺ TAL-VT GM026 0.2–1.5 ʺ

Total organic carbon na 01395 USGS SCL CMB01 0.1 Percent

Total organic carbon na 62289 TAL-VT CMB07 990–1,500 mg/kg

Turbidity na 63680 na TS087 a FNU

1Range in reporting levels for that analyte, analyzed by that method and laboratory. Reporting level is defined as the concentration set by a laboratory and used for reporting analytical results that are determined 

to be less than the detection level.