# Figures

# RG16

KBFI 3-390 3-380

3-369 3-350

0 0 0

, 2 0 0 0

, 1 0 t e e F 0 0 5 

# Boeing

Plant 2 S

l i 

# p 4



# L

o

w

e

r

D

u

w

a

m

i s

h

W

a

t e

r w

a y I-5



# North Boeing Field Georgetown

Steam Plant

E

a s t

M

a

r g

i n a l W

a y

S

. 

# King County

International

Airport

Legend

NBF-GTSP Site



# Rain gauge location 

# I Figure 1. Rain Gauge Locations Near North Boeing Field 

# A 

# I Figure 1. Overview of NBF-GTSP Location 

# A

0 0 0

, 2 0 0 0

, 1 0 t e e F 0 0 5

# RG16 3-390 3-380

3-369 3-350

0 0 2

, 1 0 0 6 0 t e e F 0 0 3 

# North

Boeing

Field Georgetown

Steam Plant

E

a s t

M

a

r g

i n a

l W

a y

S

. 

# King County

International

Airport

Slip 4



# Boeing

Plant 2

Legend

North Lateral

North-Central Lateral

South-Central Lateral

South Lateral

Drainage from Building 3-380 Area

Drainage from parking lot area

Other lines

NBF-GTSP Site



# Rain gauge location 

# I Figure 2. NBF-GTSP Site 

# A 

# I Figure 2. NBF Storm Drain Lines 

# A

0 0 2

, 1 0 0 6 0 t e e F 0 0 3

# 3-355 3-350 3-352 3-365

3-380

3-390

3-306 7-27-1

Lift Station

3-310

3-323 3-323 3-334

GTSP 3-317

3-323

3-326 3-302 3-333

3-303

3-322 3-329

3-368 3-626 3-369

3-335

3-353

3-313 3-324

3-315

3-356 3-341

3-343

3-357

3-354 

# MH138

CB173 MH108 MH434

MH356

MH369

MH226 MH152

CB165 MH178 CB133 CB423 LS431

North Lateral

North-Central Lateral

South-Central Lateral

South Lateral

Drainage from Building 3-380 Area

Drainage from parking lot area

Other lines

Storm drain structure



# 0 200 400 100 Feet 

# E. Margi na

l Way S.

Ell is Ave

. S

. 

# Slip 4



# I Figure 3. Expanded Stormwater

Sampling Locations 

# A

0 200 400 100 FeetD435B S D 4 35 BN

D 43 4 AS D434AN

D43 6A

D283A3-3803-3903-3697-27-1Lift Station3-3743-3973-3703-8003-801North-Central LateralSouth-Central LateralSouth LateralDrainage from Building 3-380 AreaDrainage from parking lot areaOther linesStorm drain structure0 200 400100 Feet

East Marginal Way S.Figure 4. Parking Lot Surface Solids Sampling LocationsA0 200 400100 Feet

# Figure 5. Runoff Volume Versus Precipitation 

# A

# Figure 6. Mercury Concentrations in

Filtered Suspended Solids 

# A

# Figure 7. Total PCB Concentrations in

Filtered Suspended Solids 

# A

# Figure 8. Total HPAH Concentrations in

Filtered Suspended Solids 

# A

# Figure 9. TSS Concentrations in Whole Water

and Filtered Suspended Solids 

# A

# Figure 10. Total PCB Concentrations in Whole Water

and Filtered Suspended Solids 

# A

# TablesTable 1Samples Collected and Issues Encountered During Stormwater Sampling EventsStorm Drain Line Location IDSampleEvent 62/11/2010SampleEvent 73/29/2010Sample Event84/27/2010ModificationsPerformed 5/7/10Sample Event95/20/2010ModificationsPerformed 5/25/10Sample Event9b5/28/2010Sample Event106/2/2010Total Samplesper Location byMediaMH 226-- -- Solids sample Solids sample -- -- Solids sample S - 3CB 423-- -- Solids samplecollected,insufficientvolumeInstalled sandbagto back water upand allow forsample collection,removed brickfrom under pumpSolids sample -- Solids sample Solids sample S - 3South Lateral SD Line MH 356-- -- Solids sample Solids sample -- -- Solids sample S - 3South Central Lateral SDLineMH 369-- -- Solids sample Sensor movedfrom 1.52 meter (5feet) pipe to 0.3meter (12 inch)pipeSolids sample -- -- Solids sample S - 3Lift StationLS 431Solids andwhole watersampleSolids andwhole watersampleSolids andwhole watersample-- Solids andwhole watersample-- Solids sample Solids andwhole watersampleS - 6W - 5Parking Lot Drainage SDLineMH 434-- -- Solids Sample,may not berepresentativeof parking lotrunoff-- Installed weir toback up water andallow for samplecollection,discharge waterfrom sample unitbeing recirculatedSolids Sample,may not berepresentativeof parking lotrunoffSolids Sample,may not berepresentativeof parking lotrunoffS -3North Central Lateral SDLinebeingrecirculatedPage 1 of 2Table 1Samples Collected and Issues Encountered During Stormwater Sampling EventsStorm Drain Line Location IDSampleEvent 62/11/2010SampleEvent 73/29/2010Sample Event84/27/2010ModificationsPerformed 5/7/10Sample Event95/20/2010ModificationsPerformed 5/25/10Sample Event9b5/28/2010Sample Event106/2/2010Total Samplesper Location byMediaMH 108Solids andwhole watersampleSolids andwhole watersampleSolids andwhole watersample-- Solids andwhole watersample-- Solids andwhole watersampleS - 5W - 5MH 133D-- -- -- Installed sandbagto back up waterand allow forsample collectionSolids sample -- -- Solids sample S -3MH 138-- -- -- Manufacturedtemporarysandbag to beinstalled duringeach sample eventand back water upand allow forsample collectionSolids sample -- -- Solids sample S -3MH 152-- -- Solids sample Solids sample -- -- Solids sample S -3CB 165-- -- Solids sample Removeddischarge pipe,water from sampleunit beingrecirculatedSolids sample -- -- Solids sample S - 3North SD LineCB 173-- -- Solids sample Solids sample -- -- Solids sample S - 3MH 178-- -- Solids sample Installed sandbagto back up waterand allow forsample collectionSolids sample Installed additionalsandbag to backwater up and allowfor samplecollection-- Solids sample S - 3W - Whole WaterS - SolidsSD - Storm Drain LinePage 2 of 2

# Table 2

Samples Collected and Issues Encountered During Base Flow Sampling Events

Storm Drain Line Location ID Base Flow Sample Event 1

2/23/2010 Base Flow Sample Event 1b

3/20/2010 Base Flow Sample Event 2

6/30/2010 Total Base Flow

Samples per Location

by Media

Lift Station LS 431 Water sample, no solids

sample collected due to

sampling error Solids sample, dioxin sample

analysis failed Solids and whole water

sample S - 2

W -2

MH 108 Solids and whole water

sample -- Solids and whole water

sample S - 2

W - 2

CB 173 -- -- Solids sample - may

represent retained

stormwater in addition to

base flow S -1 North SD Line



# Page 1 of 1

# Table 3

Chemical and Physical Analysis of Filtered Solids Samples

SampleID Date

Sampled Grain

Size PAH PCB

Aroclors Metals +

Mercury Dioxin/ Furan

Congeners

Event 6 MH108A-021110-S 2/11/2010 X X X

MH108B-021110-S 2/11/2010 X

LS431A-021110-S 2/11/2010 X X X

LS431B-021110-S 2/11/2010 X

Event 7 MH108A-032910-S 3/29/2010 X X X

MH108B-032910-S 3/29/2010 X

LS431A-032910-S 3/29/2010 X X X

LS431B-032910-S 3/29/2010 X

Event 8 MH108A-042710-S 4/27/2010 X X X

MH108B-042710-S 4/27/2010 X

LS431A-042710-S 4/27/2010 X X X

LS431B-042710-S 4/27/2010 X

MH434A-042710-S 4/27/2010 X X

MH434B-042710-S 4/27/2010 X

MH356A-042710-S 4/27/2010 X X

MH356B-042710-S 4/27/2010 X

MH369A-042710-S 4/27/2010 X X

MH369B-042710-S 4/27/2010 X

MH226A-042710-S 4/27/2010 X X

MH226B-042710-S 4/27/2010 X

MH152A-042710-S 4/27/2010 X X X

MH152B-042710-S 4/27/2010 X

CB165A-042710-S 4/27/2010 X X X

CB165B-042710-S 4/27/2010 X

MH178A-042710-S 4/27/2010 X X X

MH178B-042710-S 4/27/2010 X

CB173A-042710-S 4/27/2010 X X X

CB173B-042710-S 4/27/2010 X

Event 9 MH108A-052010-S 5/20/2010 X X X

MH108B-052010-S 5/20/2010 X

LS431A-052010-S 5/20/2010 X X X

LS431B-052010-S 5/20/2010 X

MH356A-052010-S 5/20/2010 X X

MH356B-052010-S 5/20/2010 X

MH369A-052010-S 5/20/2010 X X

MH369B-052010-S 5/20/2010 X

MH226A-052010-S 5/20/2010 X X

MH226B-052010-S 5/20/2010 X

CB423A-052010-S 5/20/2010 X X X

CB423B-052010-S 5/20/2010 X 1



# MH152A-052010-S 5/20/2010 X X X

MH152B-052010-S 5/20/2010 X

CB165A-052010-S 5/20/2010 X X

CB165B-052010-S 5/20/2010 X

MH178A-052010-S 5/20/2010 X X X

MH178B-052010-S 5/20/2010 X

CB173A-052010-S 5/20/2010 X X

CB173B-052010-S 5/20/2010 X

MH133A-052010-S 5/20/2010 X X

MH133B-052010-S 5/20/2010 X

MH138A-052010-S 5/20/2010 X X

MH138B-052010-S 5/20/2010 X



# Page 1 of 2

# Table 3

Chemical and Physical Analysis of Filtered Solids Samples

SampleID Date

Sampled Grain

Size PAH PCB

Aroclors Metals +

Mercury Dioxin/ Furan

Congeners

Event 9b LS431A-052810-S 5/28/2010 X X

MH434A-052810-S 5/28/2010 X X X

MH434B-052810-S 5/28/2010 X

MH423A-052810-S 5/28/2010 X X

MH423B-052810-S 5/28/2010 X 1



# Event 10 MH108A-060210-S 6/2/2010 X X

MH108B-060210-S 6/2/2010 X

LS431A-060210-S 6/2/2010 X X

LS431B-060210-S 6/2/2010 X

MH434A-060210-S 6/2/2010 X X X

MH434B-060210-S 6/2/2010 X

MH356A-060210-S 6/2/2010 X X

MH356B-060210-S 6/2/2010 X

MH369A-060210-S 6/2/2010 X X

MH369B-060210-S 6/2/2010 X

MH226A-060210-S 6/2/2010 X X

MH226B-060210-S 6/2/2010 X

MH423A-060210-S 6/2/2010 X X

MH423B-060210-S 6/2/2010 X

MH152A-060210-S 6/2/2010 X X

MH152B-060210-S 6/2/2010 X

CB165A-060210-S 6/2/2010 X X

CB165B-060210-S 6/2/2010 X

MH178A-060210-S 6/2/2010 X X X

MH178B-060210-S 6/2/2010 X

CB173A-060210-S 6/2/2010 X X

CB173B-060210-S 6/2/2010 X

MH133A-060210-S 6/2/2010 X X

MH133B-060210-S 6/2/2010 X

MH138A-060210-S 6/2/2010 X X

MH138B-060210-S 6/2/2010 X

Base Flow 1 MH108A-022310-S 2/23/2010 X X X

MH108B-022310-S 2/23/2010 X

Base Flow 1b LS431A-032010-S 3/20/2010 X X X

Base Flow 2 MH108A-063010-S 6/30/2010 X X X X 2



# LS431A-063010-S 6/30/2010 X X X X 2



# CB173A-063010-S 6/30/2010 X X X X 2



# X 1 

# - extracts from two samples were combined

X 2 

# - results pending



# Page 2 of 2Table 4Summary of Results for Filtered Suspended Solids Samples at MH108Location ID MH108 MH108 MH108 MH108 MH108 MH108 MH108Filter Filter A Filter B Filter A Filter B Filter A Filter B Filter ASampling Event Event 6Event 6 Event 7 Event 7 Event 8 Event 8 Event 9Collection Date Method LAET 2LAET 2/11/20102/11/2010 3/29/2010 3/29/20104/27/2010 4/27/2010 5/20/2010Estimated Total Solids (g/filter DW)111.9 NA 47.5 NA 9.33 NA 38.52Total Solids extracted for PCBs from (g/filter DW)210.95 NA 43.04 NA 8.78 NA 35.53Volume of water through filter (liters) 2494 2211 2592 5122 22232 19359 3404Calculated TSS (mg/L) 4.8 NA 18.3 NA 0.4 NA 11.3Total Stormwater Flow (L)8498700 498700 2541000 2541000 1168000 1168000 756700Grain Size (%)Gravel ASTM_D422 9.2 NA 0 NA 3.7 NA 1Very Coarse Sand ASTM_D422 6.3 NA 0 NA 6.3 NA 3.3Coarse Sand ASTM_D422 2.9 NA 0 NA 6 NA 6.7Medium Sand ASTM_D422 4.6 NA 0 NA 6.7 NA 8.9Fine Sand ASTM_D422 7.1 NA 0.1 NA 6.5 NA 10.7Very Fine Sand ASTM_D422 4.5 NA 0 NA 4.2 NA 8.8Coarse Silt ASTM_D422 NA NA 9 NA 0.1 NA 4.5Medium Silt ASTM_D422 NA NA 21.3 NA 19.5 NA 17.6Fine Silt ASTM_D422 NA NA 17 NA 12.5 NA 6.9Very Fine Silt ASTM_D422 NA NA 18.8 NA 4.5 NA 7.3Clay ASTM_D422 NA NA 33.8 NA 31.5 NA 24.3Total Fines ASTM_D422 65.3 NA 99.9 NA 66.6 NA 60.6Metals in mg/kg DWArsenic SW6010B 57 93 80 U NA 20 NA 60 U NA 30Cadmium SW6010B 5.1 6.76.0NA6.1NA10NA9.1Chromium SW6010B 260 270 52 NA 65 NA 53 NA 76CopperSW6010B390390311NA319NA329NA386SW6010BLead SW6010B 450 530 90 NA 210 NA 120 NA 239Mercury SW7471A 0.41 0.591.7NA0.75NA1.4NA0.55Silver SW6010B 6.1 6.1 5 U NA 1.2 NA 4 U NA 1.0 UZinc SW6010B 410 960880NA921NA950NA1230PCBs in mg/kg DW3Aroclor-1221 SW8082 0.91 U NA 0.12 U NA 0.11 U NA 0.14 UAroclor-1232 SW8082 0.91 U NA 0.12 U NA 0.11 U NA 0.14 UAroclor-1242 SW8082 6.6 NA 0.12 U NA 0.11 U NA 0.14 UAroclor-1016 SW8082 0.91 U NA 0.12 U NA 0.11 U NA 0.14 UAroclor-1248 SW8082 0.91 U NA 1.4 Y NA 2.1 Y NA 0.56 YAroclor-1254 SW8082 9.1 NA 3 NA 3.4 NA 1.1Aroclor-1260 SW8082 2.0 NA 0.63 NA 0.64 NA 0.22Total PCBs SW8082 0.13 1.017.7NA3.6NA4.0NA1.3Page 1 of 6Table 4Summary of Results for Filtered Suspended Solids Samples at MH108Location ID MH108 MH108 MH108 MH108 MH108 MH108 MH108Filter Filter A Filter B Filter A Filter B Filter A Filter B Filter ASampling Event Event 6Event 6 Event 7 Event 7 Event 8 Event 8 Event 9Collection Date Method LAET 2LAET 2/11/20102/11/2010 3/29/2010 3/29/20104/27/2010 4/27/2010 5/20/2010PAHs in mg/kg DW4Naphthalene SW8270D 2.1 2.4 NA 0.31 NA 0.16 U NA 0.17 NAAcenaphthylene SW8270D 1.3 1.3 NA 0.13 U NA 0.16 U NA 0.054 U NAAcenaphthene SW8270D 0.50 0.73 NA 0.13 U NA 0.16 U NA 0.054 NAFluorene SW8270D 0.54 1.0 NA 0.13 NA 0.16 U NA 0.17 NAPhenanthrene SW8270D 1.5 5.4 NA 0.61 NA2.5NA 1.3 NAAnthracene SW8270D 0.96 4.4 NA 0.13 U NA 0.21 NA 0.064 NA1-Methylnaphthalene SW8270D NA 0.41 Q NA 0.16 U NA 0.31 Y NA2-Methylnaphthalene SW8270D 0.67 1.4 NA 0.62 NA 0.16 U NA 0.12 NAFluoranthene SW8270D 1.7 2.5 NA 1.5 NA5.9NA2.7NAPyrene SW8270D 2.6 3.3 NA 0.92 NA3.6NA 1.7 NABenzo(a)anthracene SW8270D 1.3 1.6 NA 0.24 NA1.4NA 0.27 NAChrysene SW8270D 1.4 2.8 NA 1 NA3.4NA1.4NABenzo(b)fluoranthene SW8270D NA 0.7 NA 2.5 NA 0.79 NABenzo(k)fluoranthene SW8270D NA 0.7 NA 2.5 NA 0.79 NATotal Benzofluoranthenes SW8270D 3.2 3.6 NA 1.4 NA5.0NA 1.6 NABenzo(a)pyrene SW8270D 1.6 3.0 NA 0.5 NA2.3NA 0.43 NAIndeno(1,2,3-cd)pyrene SW8270D 0.60 0.69 NA 0.39 NA1.8NA0.62NADibenz(a,h)anthracene SW8270D 0.23 0.54 NA 0.13 U NA0.67NA 0.19 NABenzo(g,h,i)perylene SW8270D 0.67 0.72 NA 0.55 NA2.1NA 0.66 NATotal LPAH5SW8270D 5.2 13 NA 1.1 NA 2.7 NA 1.7 NATotal HPAH6SW8270D 12 17 NA 6.5 NA26NA 9.6 NADibenzofuranSW8270D0.540.7NA0.13UNA0.16UNA0.17NADibenzofuranSW8270DDioxin/Furan (pg/g DW)72,3,7,8-TCDD E1613 NA NA NA NA NA NA NA1,2,3,7,8-PECDD E1613 NA NA NA NA NA NA NA1,2,3,4,7,8-HXCDD E1613 NA NA NA NA NA NA NA1,2,3,6,7,8-HXCDD E1613 NA NA NA NA NA NA NA1,2,3,7,8,9-HXCDD E1613 NA NA NA NA NA NA NA1,2,3,4,6,7,8-HPCDD E1613 NA NA NA NA NA NA NAOCDD E1613 NA NA NA NA NA NA NA2,3,7,8-TCDF E1613 NA NA NA NA NA NA NA1,2,3,7,8-PECDF E1613 NA NA NA NA NA NA NA2,3,4,7,8-PECDF E1613 NA NA NA NA NA NA NA1,2,3,4,7,8-HXCDF E1613 NA NA NA NA NA NA NA1,2,3,6,7,8-HXCDF E1613 NA NA NA NA NA NA NA1,2,3,7,8,9-HXCDF E1613 NA NA NA NA NA NA NA2,3,4,6,7,8-HXCDF E1613 NA NA NA NA NA NA NA1,2,3,4,6,7,8-HPCDF E1613 NA NA NA NA NA NA NAPage 2 of 6Table 4Summary of Results for Filtered Suspended Solids Samples at MH108Location ID MH108 MH108 MH108 MH108 MH108 MH108 MH108Filter Filter A Filter B Filter A Filter B Filter A Filter B Filter ASampling Event Event 6Event 6 Event 7 Event 7 Event 8 Event 8 Event 9Collection Date Method LAET 2LAET 2/11/20102/11/2010 3/29/2010 3/29/20104/27/2010 4/27/2010 5/20/20101,2,3,4,7,8,9-HPCDF E1613 NA NA NA NA NA NA NAOCDF E1613 NA NA NA NA NA NA NADX Total (TEQ 0 DL) E1613 NA NA NA NA NA NA NADX Total (TEQ 1/2 DL) E1613 NA NA NA NA NA NA NAMRLs reported for all undetected resultsGreen highlighting indicates chemical not detectedat a reporting limit that exceeds the SQS/LAETGray highlighting indicates exceedance of the SQS/LAETRed highlighting indicates exceedance of the CSL/2LAETNA - Not available1. Estimated mass of total solids that accounts for thealiquots removed for analysis of metals and grain size.2. Actual mass of total solids analyzed for PCBs.3. ug of PCBs divided by solids extracted for PCBs.4. ug of PAH divided by estimated mass of total solids from PCB filter.7. pg of dioxin divided by total extracted solids.8. Total stormwater volume calculated from regression for Events 6 and 10U - Target analyte not detected at the reported concentration.B - Analyte detedted in an associated method blank.J - Estimated concentration when the value is less than established reporting limits.5. Total LPAH were calculated as the sum ofacenaphthene, acenaphthylene, anthracene, fluorene, naphthalene,and phenanthrene6. Total HPAH were calculated as the sum of benzo(a)anthracene, benzo(a)pyrene, benzo(g,h,i)perylene, totalbenzofluoranthenes, chrysene, dibenzo(a,h)anthracene,fluoranthene, indeno(1,2,3-cd)pyrene, and pyrenep gY - Equivalent to a U qualifier with a raised reporting limit.P - the GC confiirmation column criteria was exceeded.SQS/LAET - Sediment Quality Standards/Lowest Apparent Effects ThresholdCSL/2LAET - Cleanup Screening Level/Second Lowest Apparent Effects ThresholdPage 3 of 6Table 4Summary of Results for Filtered Suspended Solids Samples at MH108Location IDFilterSampling EventCollection Date Method LAET 2LAETEstimated Total Solids (g/filter DW)1Total Solids extracted for PCBs from (g/filter DW)2Volume of water through filter (liters)Calculated TSS (mg/L)Total Stormwater Flow (L)8Grain Size (%)Gravel ASTM_D422Very Coarse Sand ASTM_D422Coarse Sand ASTM_D422Medium Sand ASTM_D422Fine Sand ASTM_D422Very Fine Sand ASTM_D422Coarse Silt ASTM_D422Medium Silt ASTM_D422Fine Silt ASTM_D422Very Fine Silt ASTM_D422Clay ASTM_D422Total Fines ASTM_D422Metals in mg/kg DWArsenic SW6010B 57 93Cadmium SW6010B 5.1 6.7Chromium SW6010B 260 270CopperSW6010B390390MH108 MH108 MH108 MH108 MH108 MH108Filter B Filter A Filter B Filter A Filter B Filter AEvent 9 Event 10 Event 10 Base Flow 1 Base Flow 1 Base Flow 25/20/2010 6/2/2010 6/2/20102/23/2010 2/23/2010 6/30/201046.24 14.52 NA 42.6 45.33 31.7546.24 13.87 NA 39.32 45.33 28.542791 10110 12879 139808 147905 16188916.6 1.4 NA 0.3 0.3 0.2756700 955000 955000 585700 585700 890600NA NA NA 0 NA 0.2NA NA NA 0.1 NA 26.2NA NA NA 0 NA 5.5NA NA NA 0 NA 4.5NA NA NA 0 NA 4.0NA NA NA 0 NA 1.8NA NA NA 0.3 NA 0.3NA NA NA 0.2 NA 0.1NA NA NA 0.3 NA 0.1 UNA NA NA 0.9 NA 0.1 UNA NA NA 98.3 NA 57.6NA NA NA 99.9 NA 57.9NA 30 NA 120 U NA70NA7.0NA 5 U NA 4.0NA 59 NA 30 NA 22NA247NA165NA71CopperSW6010B390390Lead SW6010B 450 530Mercury SW7471A 0.41 0.59Silver SW6010B 6.1 6.1Zinc SW6010B 410 960PCBs in mg/kg DW3Aroclor-1221 SW8082Aroclor-1232 SW8082Aroclor-1242 SW8082Aroclor-1016 SW8082Aroclor-1248 SW8082Aroclor-1254 SW8082Aroclor-1260 SW8082Total PCBs SW8082 0.13 1.0NA247NA165NA71NA 170 NA 50 U NA 30NA0.60NA2.29NA 0.20NA 1 U NA 7 U NA 4 UNA901NA 310 NA 320NA 0.72 U NA 0.64 U NA 1.8 UNA 0.72 U NA 0.64 U NA 1.8 UNA 0.72 U NA 14 NA 15NA 0.72 U NA 0.64 U NA 1.8 UNA 2.5 Y NA 0.64 U NA 1.8 UNA 4.1 NA 11 NA 7.0NA 0.87 NA 1.3 Y NA 1.8 UNA5.0NA25NA22.0Page 4 of 6Table 4Summary of Results for Filtered Suspended Solids Samples at MH108Location IDFilterSampling EventCollection Date Method LAET 2LAETPAHs in mg/kg DW4Naphthalene SW8270D 2.1 2.4Acenaphthylene SW8270D 1.3 1.3Acenaphthene SW8270D 0.50 0.73Fluorene SW8270D 0.54 1.0Phenanthrene SW8270D 1.5 5.4Anthracene SW8270D 0.96 4.41-Methylnaphthalene SW8270D2-Methylnaphthalene SW8270D 0.67 1.4Fluoranthene SW8270D 1.7 2.5Pyrene SW8270D 2.6 3.3Benzo(a)anthracene SW8270D 1.3 1.6Chrysene SW8270D 1.4 2.8Benzo(b)fluoranthene SW8270DBenzo(k)fluoranthene SW8270DTotal Benzofluoranthenes SW8270D 3.2 3.6Benzo(a)pyrene SW8270D 1.6 3.0Indeno(1,2,3-cd)pyrene SW8270D 0.60 0.69Dibenz(a,h)anthracene SW8270D 0.23 0.54Benzo(g,h,i)perylene SW8270D 0.67 0.72Total LPAH5SW8270D 5.2 13Total HPAH6SW8270D 12 17DibenzofuranSW8270D0.540.7MH108 MH108 MH108 MH108 MH108 MH108Filter B Filter A Filter B Filter A Filter B Filter AEvent 9 Event 10 Event 10 Base Flow 1 Base Flow 1 Base Flow 25/20/2010 6/2/2010 6/2/20102/23/2010 2/23/2010 6/30/2010NANA 0.21 NA NA NANANA 0.21 U NA NA NANA NA 0.21 U NA NA NANA NA 0.21 U NA NA NANA NA2.6NA NA NANA NA 0.21 U NA NA NANA NA 0.21 U NA NA NANA NA 0.21 U NA NA NANA NA5.9NA NA NANA NA3.4NA NA NANA NA 0.83 NA NA NANA NA3.4NA NA NANA NA 2.3 NA NA NANA NA 2.3 NA NA NANA NA4.6NA NA NANA NA 1.4 NA NA NANA NA1.4NA NA NANA NA0.40NA NA NANA NA1.7NA NA NANA NA 2.8 NA NA NANA NA23NA NA NANANA0.21UNANANADibenzofuranSW8270D0.540.7Dioxin/Furan (pg/g DW)72,3,7,8-TCDD E16131,2,3,7,8-PECDD E16131,2,3,4,7,8-HXCDD E16131,2,3,6,7,8-HXCDD E16131,2,3,7,8,9-HXCDD E16131,2,3,4,6,7,8-HPCDD E1613OCDD E16132,3,7,8-TCDF E16131,2,3,7,8-PECDF E16132,3,4,7,8-PECDF E16131,2,3,4,7,8-HXCDF E16131,2,3,6,7,8-HXCDF E16131,2,3,7,8,9-HXCDF E16132,3,4,6,7,8-HXCDF E16131,2,3,4,6,7,8-HPCDF E1613NANA0.21UNANANA0.766 J NA NA NA 1.4 NA3.91 K J NA NA NA 4.7 NA5.38 K J NA NA NA 3.7 NA10.7 NA NA NA 7.9 NA11.7 NA NA NA 14.9 NA193 NA NA NA 121.3 B NA1230 B NA NA NA 743.4 B NA8.69 NA NA NA 7.9 NA2.44 J NA NA NA 1.9 J NA5.86 NA NA NA 9.9 NA10.4 NA NA NA 21.4 NA6.83 NA NA NA 9.0 NA0.292 K J NA NA NA 0.3 J NA4.07 J NA NA NA 3.0 NA38.9 NA NA NA 25.4 NAPage 5 of 6Table 4Summary of Results for Filtered Suspended Solids Samples at MH108Location IDFilterSampling EventCollection Date Method LAET 2LAET1,2,3,4,7,8,9-HPCDF E1613OCDF E1613DX Total (TEQ 0 DL) E1613DX Total (TEQ 1/2 DL) E1613MH108 MH108 MH108 MH108 MH108 MH108Filter B Filter A Filter B Filter A Filter B Filter AEvent 9 Event 10 Event 10 Base Flow 1 Base Flow 1 Base Flow 25/20/2010 6/2/2010 6/2/20102/23/2010 2/23/2010 6/30/20104.00 J NA NA NA 5.1 NA78.7 B NA NA NA 55.6 B NA10.6 NA NA NA 17.7 NA10.7 NA NA NA 17.7 NAPage 6 of 6Table 5Summary of Results for Filtered Suspended Solids Samples at LS431Location ID LS431 LS431 LS431 LS431 LS431 LS431 LS431Filter Filter A Filter B Filter A Filter B Filter A Filter B Filter ASamplilng Event Event #6Event #6 Event #7Event #7 Event 8 Event 8 Event 9Collection Date Method LAET 2LAET 2/11/20102/11/2010 3/29/2010 3/29/20104/27/2010 4/27/2010 5/20/2010Estimated Total Solids (g/filter DW)19.5 NA 46.9 NA 16.8 NA 31.7Total Solids extracted for PCBs from (g/filter DW)29.16 NA 43.19 NA 15.35 NA 28.32Volume of water through filter (liters) 4717 3127 6691 3842 6655 7950 2645Calculated TSS (mg/L) 2.0 NA 7.0 NA 2.5 NA 12.0Total Stormwater Flow (L)83230000 3230000 16260000 16260000 5868000 5868000 4901000Grain Size (%)Gravel ASTM_D422 0.1 U NA 0 NA 0 NA 8.7Very Coarse Sand ASTM_D422 1.2 NA 0 NA 0.1 NA 1.4Coarse Sand ASTM_D422 4.6 NA 0.1 NA 0.1 NA 2.8Medium Sand ASTM_D422 29.2 NA 0.2 NA 0.2 NA 5.6Fine Sand ASTM_D422 22 NA 0 NA 0.2 NA 6.8Very Fine Sand ASTM_D422 6.2 NA 0.1 NA 0.1 NA 8.8Coarse Silt ASTM_D422 NA NA 12.6 NA 0.1 NA 3.1Medium Silt ASTM_D422 NA NA 34.5 NA 2.5 NA 16.6Fine Silt ASTM_D422 NA NA 9.1 NA 10.2 NA 9.4Very Fine Silt ASTM_D422 NA NA 11.1 NA 13.3 NA 5.3Clay ASTM_D422 NA NA 32.3 NA 72.9 NA 31.5Total Fines ASTM_D422 36.9 NA 99.6 NA 99.3 NA 65.9Metals in mg/kg DWArsenic SW6010B 57 93 50 U NA 10 NA 50 U NA 40 UCadmium SW6010B 5.1 6.7 5.0 NA7.0NA7.0NA6.0Chromium SW6010B 260 270 36 NA 54 NA 44 NA 49CopperSW6010B39039068NA151NA85NA137SW6010BLead SW6010B 450 530 30 NA 134 NA 50 NA 100Mercury SW7471A 0.41 0.59 0.12 NA 0.37 NA 0.16 NA 0.38Silver SW6010B 6.1 6.1 3 U NA 0.7 U NA 3 U NA 2 UZinc SW6010B 410 960450NA704NA610NA705PCBs in mg/kg DW3Aroclor-1221 SW8082 1.1 U NA 0.12 U NA 0.13 U NA 0.035 UAroclor-1232 SW8082 1.1 U NA 0.12 U NA 0.13 U NA 0.035 UAroclor-1242 SW8082 1.2 NA 0.12 U NA 0.13 U NA 0.035 UAroclor-1016 SW8082 1.1 U NA 0.12 U NA 0.13 U NA 0.035 UAroclor-1248 SW8082 1.1 U NA 0.58 Y NA 0.49 Y NA 0.14 YAroclor-1254 SW8082 1.1 NA 1.4 NA 0.72 NA 0.30Aroclor-1260 SW8082 1.1 U NA 0.53 NA 0.15 NA 0.064Total PCBs SW8082 0.13 1.02.3NA1.9NA0.87NA0.36Page 1 of 6Table 5Summary of Results for Filtered Suspended Solids Samples at LS431Location ID LS431 LS431 LS431 LS431 LS431 LS431 LS431Filter Filter A Filter B Filter A Filter B Filter A Filter B Filter ASamplilng Event Event #6Event #6 Event #7Event #7 Event 8 Event 8 Event 9Collection Date Method LAET 2LAET 2/11/20102/11/2010 3/29/2010 3/29/20104/27/2010 4/27/2010 5/20/2010PAHs in mg/kg DW4Naphthalene SW8270D 2.1 2.4 NA 0.26 NA 0.11 NA 0.089 NAAcenaphthylene SW8270D 1.3 1.3 NA 0.053 U NA 0.11 U NA 0.018 J NAAcenaphthene SW8270D 0.50 0.73 NA 0.49 NA 0.12 NA 0.095 NAFluorene SW8270D 0.54 1.0 NA 0.39 NA 0.16 NA 0.12 NAPhenanthrene SW8270D 1.5 5.4 NA2.2NA2.8NA 0.66 NAAnthracene SW8270D 0.96 4.4 NA 0.52 NA 0.26 NA 0.048 NA1-Methylnaphthalene SW8270D NA 0.28 NA 0.11 U NA 0.18 Y NA2-Methylnaphthalene SW8270D 0.67 1.4 NA 0.39 NA 0.11 U NA 0.089 NAFluoranthene SW8270D 1.7 2.5 NA3.3NA6.6NA 1.6 NAPyrene SW8270D 2.6 3.3 NA 1.9 NA4.1NA 0.95 NABenzo(a)anthracene SW8270D 1.3 1.6 NA 0.81 NA 1.2 NA 0.20 NAChrysene SW8270D 1.4 2.8 NA1.8NA4.3NA 0.89 NABenzo(b)fluoranthene SW8270D NA 1.3 NA 3.0 NA 0.60 NABenzo(k)fluoranthene SW8270D NA 1.3 NA 3.0 NA 0.60 NATotal Benzofluoranthenes SW8270D 3.2 3.6 NA 2.6 NA6.0NA 1.2 NABenzo(a)pyrene SW8270D 1.6 3.0 NA 0.95 NA2.6NA 0.31 NAIndeno(1,2,3-cd)pyrene SW8270D 0.60 0.69 NA0.81NA2.0NA 0.50 NADibenz(a,h)anthracene SW8270D 0.23 0.54 NA0.27NA0.58NA 0.18 NABenzo(g,h,i)perylene SW8270D 0.67 0.72 NA0.84NA2.1NA 0.50 NATotal LPAH5SW8270D 5.2 13 NA 3.86 NA 3.5 NA 0.92 NATotal HPAH6SW8270D 12 17 NA13.3NA29.5NA 6.3 NADibenzofuranSW8270D0.540.7NA0.32NA0.16NA0.11NADibenzofuranSW8270DDioxin/Furan (pg/g DW)72,3,7,8-TCDD E1613 NA NA NA NA NA NA NA1,2,3,7,8-PECDD E1613 NA NA NA NA NA NA NA1,2,3,4,7,8-HXCDD E1613 NA NA NA NA NA NA NA1,2,3,6,7,8-HXCDD E1613 NA NA NA NA NA NA NA1,2,3,7,8,9-HXCDD E1613 NA NA NA NA NA NA NA1,2,3,4,6,7,8-HPCDD E1613 NA NA NA NA NA NA NAOCDD E1613 NA NA NA NA NA NA NA2,3,7,8-TCDF E1613 NA NA NA NA NA NA NA1,2,3,7,8-PECDF E1613 NA NA NA NA NA NA NA2,3,4,7,8-PECDF E1613 NA NA NA NA NA NA NA1,2,3,4,7,8-HXCDF E1613 NA NA NA NA NA NA NA1,2,3,6,7,8-HXCDF E1613 NA NA NA NA NA NA NA1,2,3,7,8,9-HXCDF E1613 NA NA NA NA NA NA NA2,3,4,6,7,8-HXCDF E1613 NA NA NA NA NA NA NA1,2,3,4,6,7,8-HPCDF E1613 NA NA NA NA NA NA NAPage 2 of 6Table 5Summary of Results for Filtered Suspended Solids Samples at LS431Location ID LS431 LS431 LS431 LS431 LS431 LS431 LS431Filter Filter A Filter B Filter A Filter B Filter A Filter B Filter ASamplilng Event Event #6Event #6 Event #7Event #7 Event 8 Event 8 Event 9Collection Date Method LAET 2LAET 2/11/20102/11/2010 3/29/2010 3/29/20104/27/2010 4/27/2010 5/20/20101,2,3,4,7,8,9-HPCDF E1613 NA NA NA NA NA NA NAOCDF E1613 NA NA NA NA NA NA NADX Total (TEQ 0 DL) E1613 NA NA NA NA NA NA NADX Total (TEQ 1/2 DL) E1613 NA NA NA NA NA NA NAMRLs reported for all undetected resultsGray highlighting indicates exceedance of the SQS/LAETRed highlighting indicates exceedance of the CSL/2LAETNA - Not available1. Estimated mass of total solids that accounts for thealiquots removed for analysis of metals and grain size.2. Actual mass of total solids analyzed for PCBs.3. ug of PCBs divided by solids extracted for PCBs.4. ug of PAH divided by estimated mass of total solids from PCB filter.7. pg of dioxin divided by total extracted solids.8. Total stormwater volume calculated from regression for Events 6 and 9bU - Target analyte not detected at the reported concentration.B - Analyte detedted in an associated method blankJ - Estimated concentration when the value is less than established reporting limits.Y - Equivalent to a U qualifier with a raised reporting limit.5. Total LPAH were calculated as the sum ofacenaphthene, acenaphthylene, anthracene, fluorene, naphthalene,and phenanthrene6. Total HPAH were calculated as the sum of benzo(a)anthracene, benzo(a)pyrene, benzo(g,h,i)perylene, totalbenzofluoranthenes, chrysene, dibenzo(a,h)anthracene,fluoranthene, indeno(1,2,3-cd)pyrene, and pyreneq q pgP - the GC confiirmation column criteria was exceeded.SQS/LAET - Sediment Quality Standards/Lowest Apparent Effects ThresholdCSL/2LAET - Cleanup Screening Level/Second Lowest Apparent Effects ThresholdPage 3 of 6Table 5Summary of Results for Filtered Suspended Solids Samples at LS431Location IDFilterSamplilng EventCollection Date Method LAET 2LAETEstimated Total Solids (g/filter DW)1Total Solids extracted for PCBs from (g/filter DW)2Volume of water through filter (liters)Calculated TSS (mg/L)Total Stormwater Flow (L)8Grain Size (%)Gravel ASTM_D422Very Coarse Sand ASTM_D422Coarse Sand ASTM_D422Medium Sand ASTM_D422Fine Sand ASTM_D422Very Fine Sand ASTM_D422Coarse Silt ASTM_D422Medium Silt ASTM_D422Fine Silt ASTM_D422Very Fine Silt ASTM_D422Clay ASTM_D422Total Fines ASTM_D422Metals in mg/kg DWArsenic SW6010B 57 93Cadmium SW6010B 5.1 6.7Chromium SW6010B 260 270CopperSW6010B390390LS431 LS431 LS431 LS431 LS431 LS431Filter B Filter A Filter A Filter B Filter A Filter AEvent 9 Event 9B Event 10 Event 10 Base Flow 1b Base Flow 25/20/2010 5/28/2010 6/2/20106/2/2010 3/20/2010 6/30/201054.81 17.14 11.74 NA 24.5 28.0454.81 16.74 11.1 NA 22.62 25.092653 4318 5026 4686 5314 706520.7 4.0 2.3 NA 4.6 4.04901000 6351000 5187000 5187000 10400000 7108000NA NA NA NA 0.1 0.1 UNA NA NA NA 0.2 0.2NA NA NA NA 1.2 0.3NA NA NA NA 3.4 0.7NA NA NA NA 2.1 0.6NA NA NA NA 0.6 0.2NA NA NA NA 1.2 4.4NA NA NA NA 3.6 16NA NA NA NA 2.6 13.3NA NA NA NA 3.1 8.9NA NA NA NA 81.9 55.4NA NA NA NA 92.4 98.0NA 40 U 40 U NA 20 U 50 UNA 5.0 5.0 NA 4.9 3.0NA 36 40 NA 61 27NA7275NA5126CopperSW6010B390390Lead SW6010B 450 530Mercury SW7471A 0.41 0.59Silver SW6010B 6.1 6.1Zinc SW6010B 410 960PCBs in mg/kg DW3Aroclor-1221 SW8082Aroclor-1232 SW8082Aroclor-1242 SW8082Aroclor-1016 SW8082Aroclor-1248 SW8082Aroclor-1254 SW8082Aroclor-1260 SW8082Total PCBs SW8082 0.13 1.0NA7275NA5126NA 70 70 NA 293 20 UNA 0.12 0.10 NA 0.060 0.15NA 2 U 3 U NA 1 U 3 UNA491 487NA 245 220NA 0.12 U 0.18 U NA 0.044 U 0.04 UNA 0.12 U 0.18 U NA 0.044 U 0.04 UNA 0.12 U 0.18 U NA 0.53 0.29NA 0.12 U 0.18 U NA 0.044 U 0.04 UNA 0.3 Y 0.36 Y NA 0.044 U 0.04 UNA 0.42 0.52 NA 0.71 0.24NA 0.18 0.18 U NA 0.34 0.04 UNA0.60 0.52NA1.6 0.53Page 4 of 6Table 5Summary of Results for Filtered Suspended Solids Samples at LS431Location IDFilterSamplilng EventCollection Date Method LAET 2LAETPAHs in mg/kg DW4Naphthalene SW8270D 2.1 2.4Acenaphthylene SW8270D 1.3 1.3Acenaphthene SW8270D 0.50 0.73Fluorene SW8270D 0.54 1.0Phenanthrene SW8270D 1.5 5.4Anthracene SW8270D 0.96 4.41-Methylnaphthalene SW8270D2-Methylnaphthalene SW8270D 0.67 1.4Fluoranthene SW8270D 1.7 2.5Pyrene SW8270D 2.6 3.3Benzo(a)anthracene SW8270D 1.3 1.6Chrysene SW8270D 1.4 2.8Benzo(b)fluoranthene SW8270DBenzo(k)fluoranthene SW8270DTotal Benzofluoranthenes SW8270D 3.2 3.6Benzo(a)pyrene SW8270D 1.6 3.0Indeno(1,2,3-cd)pyrene SW8270D 0.60 0.69Dibenz(a,h)anthracene SW8270D 0.23 0.54Benzo(g,h,i)perylene SW8270D 0.67 0.72Total LPAH5SW8270D 5.2 13Total HPAH6SW8270D 12 17DibenzofuranSW8270D0.540.7LS431 LS431 LS431 LS431 LS431 LS431Filter B Filter A Filter A Filter B Filter A Filter AEvent 9 Event 9B Event 10 Event 10 Base Flow 1b Base Flow 25/20/2010 5/28/2010 6/2/20106/2/2010 3/20/2010 6/30/2010NA NA NA 0.26 U NA NANA NA NA 0.26 U NA NANA NA NA 0.26 U NA NANA NA NA 0.26 U NA NANA NA NA 1.2 NA NANA NA NA 0.26 U NA NANA NA NA 0.26 U NA NANA NA NA 0.26 U NA NANA NA NA3.2NA NANA NA NA 1.9 NA NANA NA NA 0.56 NA NANA NA NA2.6NA NANA NA NA 1.70 NA NANA NA NA 1.70 NA NANA NA NA3.4NA NANA NA NA 0.94 NA NANA NA NA1.0NA NANA NA NA0.32NA NANA NA NA1.1NA NANA NA NA 1.2 NA NANA NA NA15.0NA NANANANA0.26UNANADibenzofuranSW8270D0.540.7Dioxin/Furan (pg/g DW)72,3,7,8-TCDD E16131,2,3,7,8-PECDD E16131,2,3,4,7,8-HXCDD E16131,2,3,6,7,8-HXCDD E16131,2,3,7,8,9-HXCDD E16131,2,3,4,6,7,8-HPCDD E1613OCDD E16132,3,7,8-TCDF E16131,2,3,7,8-PECDF E16132,3,4,7,8-PECDF E16131,2,3,4,7,8-HXCDF E16131,2,3,6,7,8-HXCDF E16131,2,3,7,8,9-HXCDF E16132,3,4,6,7,8-HXCDF E16131,2,3,4,6,7,8-HPCDF E1613NANANA0.26UNANA0.288 J NA NA NA NA NA1.44 K J NA NA NA NA NA2.15 K J NA NA NA NA NA4.85 J NA NA NA NA NA6.06 NA NA NA NA NA76.1 NA NA NA NA NA650 B NA NA NA NA NA3.54 NA NA NA NA NA1.04 J NA NA NA NA NA2.43 J NA NA NA NA NA3.58 J NA NA NA NA NA2.10 J NA NA NA NA NA0.0847 K J NA NA NA NA NA1.82 J NA NA NA NA NA19.2 NA NA NA NA NAPage 5 of 6Table 5Summary of Results for Filtered Suspended Solids Samples at LS431Location IDFilterSamplilng EventCollection Date Method LAET 2LAET1,2,3,4,7,8,9-HPCDF E1613OCDF E1613DX Total (TEQ 0 DL) E1613DX Total (TEQ 1/2 DL) E1613LS431 LS431 LS431 LS431 LS431 LS431Filter B Filter A Filter A Filter B Filter A Filter AEvent 9 Event 9B Event 10 Event 10 Base Flow 1b Base Flow 25/20/2010 5/28/2010 6/2/20106/2/2010 3/20/2010 6/30/20101.34 J NA NA NA NA NA47.1 B NA NA NA NA NA4.42 NA NA NA NA NA4.47 NA NA NA NA NAPage 6 of 6Table 6Summary of Results for Filtered Suspended Solids Samples for Other SD LinesLocation ID MH434 MH434 MH434 MH434 MH434 MH434 MH356 MH356Filter Filter A Filter B Filter A FilterB Filter A Filter B Filter A Filter BEvent Event 8 Event 8 Event 9B Event 9B Event 10 Event 10 Event 8 Event 8Collection Date Method LAET 2LAET 4/27/2010 4/27/2010 5/28/2010 5/28/2010 6/2/20106/2/2010 4/27/2010 4/27/2010Estimated Total Solids (g/filter DW)112.93 NA 31.89 57.85 19.31 NA 20.61 NATotal Solids extracted for PCBs from (g/filter DW)212.46 NA 28.16 NA 17.01 NA 19.76 NAVolume of water through filter (liters) 4997 8060 23630 36212 36575 23848 16478 17071Calculated TSS (mg/L) 2.6 NA 1.3 1.6 0.5 NA 1.3 NATotal Stormwater Flow (L)8NA NA NA NA NA NA 1594000 1594000Grain Size (%)Gravel ASTM_D422 NA NA 0.1 NA 0.2 NA NA NAVery Coarse Sand ASTM_D422 NA NA 0.1 NA 0.5 NA NA NACoarse Sand ASTM_D422 NA NA 0.3 NA 0.6 NA NA NAMedium Sand ASTM_D422 NA NA 0.3 NA 0.6 NA NA NAFine Sand ASTM_D422 NA NA 0.1 NA 0.4 NA NA NAVery Fine Sand ASTM_D422 NA NA 0.1 NA 0.2 NA NA NACoarse Silt ASTM_D422 NA NA 16.6 NA 13.9 NA NA NAMedium Silt ASTM_D422 NA NA 31 NA 30.9 NA NA NAFine Silt ASTM_D422 NA NA 15.3 NA 21.8 NA NA NAVery Fine Silt ASTM_D422 NA NA 13.5 NA 15.5 NA NA NAClay ASTM_D422 NA NA 22.6 NA 15.4 NA NA NATotal Fines ASTM_D422 NA NA 99 NA 97.5 NA NA NAMetals in mg/kg DWArsenic SW6010B 57 9360NA 39 NA90NA 60 U NACadmium SW6010B 5.1 6.7 3.4 NA 3.4 NA5.1NA16NAChromium SW6010B 260 270 76 NA 65.8 NA 93 NA 94 NACopperSW6010B390390130NA83.3NA162NA226NASW6010BLead SW6010B 450 530 146 NA 219 NA 236 NA 180 NAMercury SW7471A 0.41 0.59 0.10 NA 0.13 NA 0.20 NA 0.30 NASilver SW6010B 6.1 6.1 1 U NA 0.5 U NA 0.8 U NA 3 U NAZinc SW6010B 410 960923NA941NA1350NA1420NAPCBs in mg/kg DW3Aroclor-1221 SW8082 0.08 U NA 0.071 U NA 0.059 U NA 0.13 U NAAroclor-1232 SW8082 0.08 U NA 0.071 U NA 0.059 U NA 0.13 U NAAroclor-1242 SW8082 0.08 U NA 0.071 U NA 0.059 U NA 0.13 U NAAroclor-1016 SW8082 0.08 U NA 0.071 U NA 0.059 U NA 0.13 U NAAroclor-1248 SW8082 0.3 Y NA 0.28 Y NA 0.24 Y NA 0.31 Y NAAroclor-1254 SW8082 0.47 NA 0.31 NA 0.34 NA 0.61 NAAroclor-1260 SW8082 0.29 NA 0.26 NA 0.27 NA 0.21 NATotal PCBs SW8082 0.13 1.00.76NA0.57NA0.61NA0.82NAPage 1 of 12Table 6Summary of Results for Filtered Suspended Solids Samples for Other SD LinesLocation ID MH434 MH434 MH434 MH434 MH434 MH434 MH356 MH356Filter Filter A Filter B Filter A FilterB Filter A Filter B Filter A Filter BEvent Event 8 Event 8 Event 9B Event 9B Event 10 Event 10 Event 8 Event 8Collection Date Method LAET 2LAET 4/27/2010 4/27/2010 5/28/2010 5/28/2010 6/2/20106/2/2010 4/27/2010 4/27/2010PAHs in mg/kg DW4Naphthalene SW8270D 2.1 2.4 NA 0.27 NA NA NA 0.39 U NA 0.17Acenaphthylene SW8270D 1.3 1.3 NA 0.046 J NA NA NA 0.39 U NA 0.034 JAcenaphthene SW8270D 0.50 0.73 NA 0.11 NA NA NA 0.39 U NA 0.13Fluorene SW8270D 0.54 1.0 NA 0.34 NA NA NA 0.39 U NA 0.19Phenanthrene SW8270D 1.5 5.4 NA1.5NA NA NA2.2NA1.6Anthracene SW8270D 0.96 4.4 NA 0.14 NA NA NA 0.39 U NA1.61-Methylnaphthalene SW8270D NA 0.36 Y NA NA NA 0.39 U NA 0.18 Y2-Methylnaphthalene SW8270D 0.67 1.4 NA 0.2 NA NA NA 0.39 U NA 0.17Fluoranthene SW8270D 1.7 2.5 NA2.9NA NA NA4.8NA18Pyrene SW8270D 2.6 3.3 NA2.9NA NA NA3.1NA4.3Benzo(a)anthracene SW8270D 1.3 1.6 NA 0.53 NA NA NA 0.88 NA 1.2Chrysene SW8270D 1.4 2.8 NA2.2NA NA NA2.7NA9.7Benzo(b)fluoranthene SW8270D NA 1.4 NA NA NA 2.1 NA 6.8Benzo(k)fluoranthene SW8270D NA 1.4 NA NA NA 2.1 NA 6.8Total Benzofluoranthenes SW8270D 3.2 3.6 NA 2.8 NA NA NA 4.2 NA13.6Benzo(a)pyrene SW8270D 1.6 3.0 NA 0.93 NA NA NA 1.6 NA 1.5Indeno(1,2,3-cd)pyrene SW8270D 0.60 0.69 NA1.0NA NA NA1.4NA1.6Dibenz(a,h)anthracene SW8270D 0.23 0.54 NA0.40NA NA NA0.48NA0.87Benzo(g,h,i)perylene SW8270D 0.67 0.72 NA1.2NA NA NA 0.19 NA1.3Total LPAH5SW8270D 5.2 13 NA 2.3 NA NA NA 2.2 NA 3.6Total HPAH6SW8270D 12 17 NA15NA NA NA19NA52DibenzofuranSW8270D0.540.7NA0.25NANANA0.39NA0.26DibenzofuranSW8270DDioxin/Furan (pg/g DW)72,3,7,8-TCDD E1613 NA NA NA 2.210 NA NA NA NA1,2,3,7,8-PECDD E1613 NA NA NA 15.60 NA NA NA NA1,2,3,4,7,8-HXCDD E1613 NA NA NA 30.10 NA NA NA NA1,2,3,6,7,8-HXCDD E1613 NA NA NA 67.2 NA NA NA NA1,2,3,7,8,9-HXCDD E1613 NA NA NA 66.4 NA NA NA NA1,2,3,4,6,7,8-HPCDD E1613 NA NA NA 1300 NA NA NA NAOCDD E1613 NA NA NA 10100 B NA NA NA NA2,3,7,8-TCDF E1613 NA NA NA 12.8 NA NA NA NA1,2,3,7,8-PECDF E1613 NA NA NA 5.64 NA NA NA NA2,3,4,7,8-PECDF E1613 NA NA NA 13.6 NA NA NA NA1,2,3,4,7,8-HXCDF E1613 NA NA NA 18.5 NA NA NA NA1,2,3,6,7,8-HXCDF E1613 NA NA NA 22.00 NA NA NA NA1,2,3,7,8,9-HXCDF E1613 NA NA NA 0.586 K J NA NA NA NA2,3,4,6,7,8-HXCDF E1613 NA NA NA 21.30 NA NA NA NA1,2,3,4,6,7,8-HPCDF E1613 NA NA NA 337.0 NA NA NA NAPage 2 of 12Table 6Summary of Results for Filtered Suspended Solids Samples for Other SD LinesLocation ID MH434 MH434 MH434 MH434 MH434 MH434 MH356 MH356Filter Filter A Filter B Filter A FilterB Filter A Filter B Filter A Filter BEvent Event 8 Event 8 Event 9B Event 9B Event 10 Event 10 Event 8 Event 8Collection Date Method LAET 2LAET 4/27/2010 4/27/2010 5/28/2010 5/28/2010 6/2/20106/2/2010 4/27/2010 4/27/20101,2,3,4,7,8,9-HPCDF E1613 NA NA NA 15.40 NA NA NA NAOCDF E1613 NA NA NA 557 B NA NA NA NADX Total (TEQ 0 DL) E1613 NA NA NA 65.5 NA NA NA NADX Total (TEQ 1/2 DL) E1613 NA NA NA 65.5 NA NA NA NAMRLs reported for all undetected resultsGreen highlighting indicates chemical not detectedat a reporting limit that exceeds the SQS/LAETGray highlighting indicates exceedance of the SQS/LAETRed highlighting indicates exceedance of the CSL/2LAETNA - Not available1. Estimated mass of total solids that accounts for thealiquots removed for analysis of metals and grain size.2. Actual mass of total solids analyzed for PCBs.3. ug of PCBs divided by solids extracted for PCBs.4. ug of PAH divided by estimated mass of total solids from PCB filter.7. pg of dioxin divided by total extracted solids.8. Total stormwater volume from measured values when availableU - Target analyte not detected at the reported concentration.B - Analyte detedted in an associated method blankJ - Estimated concentration when the value is less than established reporting limits.Y - Equivalent to a Uqualifier with a raised reportinglimit.5. Total LPAH were calculated as the sum of acenaphthene, acenaphthylene, anthracene,fluorene, naphthalene, and phenanthrene6. Total HPAH were calculated as the sum of benzo(a)anthracene, benzo(a)pyrene, benzo(g,h,i)perylene, total benzofluoranthenes,chrysene, dibenzo(a,h)anthracene, fluoranthene, indeno(1,2,3-cd)pyrene, and pyreneYEquivalenttoaUqualifierwitharaisedreportinglimit.P - the GC confiirmation column criteria was exceeded.SQS/LAET - Sediment Quality Standards/Lowest Apparent Effects ThresholdCSL/2LAET - Cleanup Screening Level/Second Lowest Apparent Effects ThresholdPage 3 of 12Table 6Summary of Results for Filtered Suspended Solids Samples for Other SD LinesLocation IDFilterEventCollection Date Method LAET 2LAETEstimated Total Solids (g/filter DW)1Total Solids extracted for PCBs from (g/filter DW)2Volume of water through filter (liters)Calculated TSS (mg/L)Total Stormwater Flow (L)8Grain Size (%)Gravel ASTM_D422Very Coarse Sand ASTM_D422Coarse Sand ASTM_D422Medium Sand ASTM_D422Fine Sand ASTM_D422Very Fine Sand ASTM_D422Coarse Silt ASTM_D422Medium Silt ASTM_D422Fine Silt ASTM_D422Very Fine Silt ASTM_D422Clay ASTM_D422Total Fines ASTM_D422Metals in mg/kg DWArsenic SW6010B 57 93Cadmium SW6010B 5.1 6.7Chromium SW6010B 260 270CopperSW6010B390390MH356 MH356 MH356 MH356 MH369 MH369 MH369Filter A Filter B Filter A Filter B Filter A Filter B Filter AEvent 9 Event 9 Event 10 Event 10 Event 8 Event 8 Event 95/20/2010 5/20/2010 6/2/2010 6/2/2010 4/27/2010 4/27/2010 5/20/201037.89 66.79 22.21 NA 16.16 NA 28.4235.57 NA 21.04 NA 15.61 NA 27.6715985 16051 23992 23647 7802 7547 165982.4 4.2 0.9 NA 2.1 NA 1.71523000 1523000 1352000 1352000 NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NA50 U NA 70 U NA 90 U NA7014NA14NA9.0NA6.098 NA 101 NA 108 NA 98254NA250NA133NA111CopperSW6010B390390Lead SW6010B 450 530Mercury SW7471A 0.41 0.59Silver SW6010B 6.1 6.1Zinc SW6010B 410 960PCBs in mg/kg DW3Aroclor-1221 SW8082Aroclor-1232 SW8082Aroclor-1242 SW8082Aroclor-1016 SW8082Aroclor-1248 SW8082Aroclor-1254 SW8082Aroclor-1260 SW8082Total PCBs SW8082 0.13 1.0254NA250NA133NA111250 NA 200 NA 130 NA 900.30 NA 0.3 U NA 0.20 NA 0.203 U NA 4 U NA 5 U NA 4 U1460NA1320NA820NA6300.028 U NA 0.095 U NA 0.16 U NA 0.036 U0.028 U NA 0.095 U NA 0.16 U NA 0.036 U0.028 U NA 0.095 U NA 0.16 U NA 0.036 U0.028 U NA 0.095 U NA 0.16 U NA 0.036 U0.11 Y NA 0.14 Y NA 0.16 U NA 0.043 Y0.21 NA 0.3 NA 0.55 NA 0.130.053 NA 0.17 NA 0.51 NA 0.0980.26NA0.47NA1.1NA0.23Page 4 of 12Table 6Summary of Results for Filtered Suspended Solids Samples for Other SD LinesLocation IDFilterEventCollection Date Method LAET 2LAETPAHs in mg/kg DW4Naphthalene SW8270D 2.1 2.4Acenaphthylene SW8270D 1.3 1.3Acenaphthene SW8270D 0.50 0.73Fluorene SW8270D 0.54 1.0Phenanthrene SW8270D 1.5 5.4Anthracene SW8270D 0.96 4.41-Methylnaphthalene SW8270D2-Methylnaphthalene SW8270D 0.67 1.4Fluoranthene SW8270D 1.7 2.5Pyrene SW8270D 2.6 3.3Benzo(a)anthracene SW8270D 1.3 1.6Chrysene SW8270D 1.4 2.8Benzo(b)fluoranthene SW8270DBenzo(k)fluoranthene SW8270DTotal Benzofluoranthenes SW8270D 3.2 3.6Benzo(a)pyrene SW8270D 1.6 3.0Indeno(1,2,3-cd)pyrene SW8270D 0.60 0.69Dibenz(a,h)anthracene SW8270D 0.23 0.54Benzo(g,h,i)perylene SW8270D 0.67 0.72Total LPAH5SW8270D 5.2 13Total HPAH6SW8270D 12 17DibenzofuranSW8270D0.540.7MH356 MH356 MH356 MH356 MH369 MH369 MH369Filter A Filter B Filter A Filter B Filter A Filter B Filter AEvent 9 Event 9 Event 10 Event 10 Event 8 Event 8 Event 95/20/2010 5/20/2010 6/2/2010 6/2/2010 4/27/2010 4/27/2010 5/20/2010NA NA NA 0.68 U NA 0.11 NANA NA NA 0.68 U NA 0.019 J NANA NA NA 0.68 U NA 0.068 NANA NA NA 0.68 U NA 0.13 NANA NA NA5.9NA 0.99 NANA NA NA 0.68 U NA 0.099 NANA NA NA 0.68 U NA 0.15 Y NANA NA NA 0.68 U NA 0.093 NANA NA NA18NA 1.5 NANA NA NA9.9NA 0.87 NANA NA NA2.1NA 0.38 NANA NA NA15NA 0.99 NANA NA NA 9.9 NA 0.43 NANA NA NA 9.9 NA 0.43 NANA NA NA20NA 0.86 NANA NA NA3.9NA 0.46 NANA NA NA5.0NA 0.32 NANA NA NA1.3NA 0.12 NANA NA NA5.4NA 0.4 NANA NA NA5.9NA 1.3 NANA NA NA80NA 5.9 NANANANA0.68UNA0.11NADibenzofuranSW8270D0.540.7Dioxin/Furan (pg/g DW)72,3,7,8-TCDD E16131,2,3,7,8-PECDD E16131,2,3,4,7,8-HXCDD E16131,2,3,6,7,8-HXCDD E16131,2,3,7,8,9-HXCDD E16131,2,3,4,6,7,8-HPCDD E1613OCDD E16132,3,7,8-TCDF E16131,2,3,7,8-PECDF E16132,3,4,7,8-PECDF E16131,2,3,4,7,8-HXCDF E16131,2,3,6,7,8-HXCDF E16131,2,3,7,8,9-HXCDF E16132,3,4,6,7,8-HXCDF E16131,2,3,4,6,7,8-HPCDF E1613NANANA0.68UNA0.11NANA 0.329 J NA NA NA NA NANA 1.74 J NA NA NA NA NANA 2.84 J NA NA NA NA NANA 5.5 NA NA NA NA NANA 6.6 NA NA NA NA NANA 98 NA NA NA NA NANA 726 B NA NA NA NA NANA 3.0 NA NA NA NA NANA 0.87 J NA NA NA NA NANA 2.1 J NA NA NA NA NANA 2.2 J NA NA NA NA NANA 1.90 J NA NA NA NA NANA 0.110 K J NA NA NA NA NANA 2.11 J NA NA NA NA NANA 22.0 NA NA NA NA NAPage 5 of 12Table 6Summary of Results for Filtered Suspended Solids Samples for Other SD LinesLocation IDFilterEventCollection Date Method LAET 2LAET1,2,3,4,7,8,9-HPCDF E1613OCDF E1613DX Total (TEQ 0 DL) E1613DX Total (TEQ 1/2 DL) E1613MH356 MH356 MH356 MH356 MH369 MH369 MH369Filter A Filter B Filter A Filter B Filter A Filter B Filter AEvent 9 Event 9 Event 10 Event 10 Event 8 Event 8 Event 95/20/2010 5/20/2010 6/2/2010 6/2/2010 4/27/2010 4/27/2010 5/20/2010NA 1.66 J NA NA NA NA NANA 61 B NA NA NA NA NANA 6.6 NA NA NA NA NANA 6.6 NA NA NA NA NAPage 6 of 12Table 6Summary of Results for Filtered Suspended Solids Samples for Other SD LinesLocation IDFilterEventCollection Date Method LAET 2LAETEstimated Total Solids (g/filter DW)1Total Solids extracted for PCBs from (g/filter DW)2Volume of water through filter (liters)Calculated TSS (mg/L)Total Stormwater Flow (L)8Grain Size (%)Gravel ASTM_D422Very Coarse Sand ASTM_D422Coarse Sand ASTM_D422Medium Sand ASTM_D422Fine Sand ASTM_D422Very Fine Sand ASTM_D422Coarse Silt ASTM_D422Medium Silt ASTM_D422Fine Silt ASTM_D422Very Fine Silt ASTM_D422Clay ASTM_D422Total Fines ASTM_D422Metals in mg/kg DWArsenic SW6010B 57 93Cadmium SW6010B 5.1 6.7Chromium SW6010B 260 270CopperSW6010B390390MH369 MH369 MH369 MH226 MH226 MH226 MH226Filter B Filter A Filter B Filter A Filter B Filter A Filter BEvent 9 Event 10 Event 10 Event 8 Event 8 Event 9 Event 95/20/2010 6/2/2010 6/2/2010 4/27/2010 4/27/2010 5/20/2010 5/20/201018.59 8.61 NA 20.57 NA 29.04 10.63NA 8.28 NA 20.2 NA 28.43 NA15142 16456 14942 31815 39350 8024 95891.2 0.5 NA 0.6 NA 3.6 1.1NA NA NA 679100 679100 417100 417100NA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA NA NA NA NA NA NANA70NA 40 U NA 40 NANA 5.0 NA10NA13NANA 80 NA 56 NA 97 NANA86NA211NA291NACopperSW6010B390390Lead SW6010B 450 530Mercury SW7471A 0.41 0.59Silver SW6010B 6.1 6.1Zinc SW6010B 410 960PCBs in mg/kg DW3Aroclor-1221 SW8082Aroclor-1232 SW8082Aroclor-1242 SW8082Aroclor-1016 SW8082Aroclor-1248 SW8082Aroclor-1254 SW8082Aroclor-1260 SW8082Total PCBs SW8082 0.13 1.0NA86NA211NA291NANA 60 NA 200 NA 308 NANA 0.10 NA 0.40 NA 0.30 NANA 4 U NA 2 U NA 1 U NANA630NA1170NA1710NANA 0.12 U NA 0.05 U NA 0.07 U NANA 0.12 U NA 0.05 U NA 0.07 U NANA 0.12 U NA 0.05 U NA 0.07 U NANA 0.12 U NA 0.05 U NA 0.07 U NANA 0.14 Y NA 0.074 Y NA 0.18 Y NANA 0.36 NA 0.16 NA 0.39 NANA 0.33 NA 0.18 NA 0.15 NANA0.69NA0.34NA0.54NAPage 7 of 12Table 6Summary of Results for Filtered Suspended Solids Samples for Other SD LinesLocation IDFilterEventCollection Date Method LAET 2LAETPAHs in mg/kg DW4Naphthalene SW8270D 2.1 2.4Acenaphthylene SW8270D 1.3 1.3Acenaphthene SW8270D 0.50 0.73Fluorene SW8270D 0.54 1.0Phenanthrene SW8270D 1.5 5.4Anthracene SW8270D 0.96 4.41-Methylnaphthalene SW8270D2-Methylnaphthalene SW8270D 0.67 1.4Fluoranthene SW8270D 1.7 2.5Pyrene SW8270D 2.6 3.3Benzo(a)anthracene SW8270D 1.3 1.6Chrysene SW8270D 1.4 2.8Benzo(b)fluoranthene SW8270DBenzo(k)fluoranthene SW8270DTotal Benzofluoranthenes SW8270D 3.2 3.6Benzo(a)pyrene SW8270D 1.6 3.0Indeno(1,2,3-cd)pyrene SW8270D 0.60 0.69Dibenz(a,h)anthracene SW8270D 0.23 0.54Benzo(g,h,i)perylene SW8270D 0.67 0.72Total LPAH5SW8270D 5.2 13Total HPAH6SW8270D 12 17DibenzofuranSW8270D0.540.7MH369 MH369 MH369 MH226 MH226 MH226 MH226Filter B Filter A Filter B Filter A Filter B Filter A Filter BEvent 9 Event 10 Event 10 Event 8 Event 8 Event 9 Event 95/20/2010 6/2/2010 6/2/2010 4/27/2010 4/27/2010 5/20/2010 5/20/2010NA NA 0.35 U NA 0.12 NA NANA NA 0.35 U NA 0.019 J NA NANA NA 0.35 U NA 0.044 NA NANA NA 0.35 U NA 0.11 NA NANA NA 0.84 NA2.9NA NANA NA 0.35 U NA 0.14 NA NANA NA 0.35 U NA 0.097 Y NA NANA NA 0.35 U NA 0.078 NA NANA NA 1.4 NA7.8NA NANA NA 1.2 NA2.9NA NANA NA 0.38 NA 0.53 NA NANA NA 1.2 NA4.0NA NANA NA 0.45 NA 1.4 NA NANA NA 0.45 NA 1.4 NA NANA NA 0.9 NA 2.8 NA NANA NA 0.44 NA 0.88 NA NANA NA 0.35 U NA1.4NA NANA NA 0.35 U NA0.43NA NANA NA 0.37 NA1.5NA NANA NA 0.8 NA 3.3 NA NANA NA 6.8 NA22NA NANANA0.35UNA0.17NANADibenzofuranSW8270D0.540.7Dioxin/Furan (pg/g DW)72,3,7,8-TCDD E16131,2,3,7,8-PECDD E16131,2,3,4,7,8-HXCDD E16131,2,3,6,7,8-HXCDD E16131,2,3,7,8,9-HXCDD E16131,2,3,4,6,7,8-HPCDD E1613OCDD E16132,3,7,8-TCDF E16131,2,3,7,8-PECDF E16132,3,4,7,8-PECDF E16131,2,3,4,7,8-HXCDF E16131,2,3,6,7,8-HXCDF E16131,2,3,7,8,9-HXCDF E16132,3,4,6,7,8-HXCDF E16131,2,3,4,6,7,8-HPCDF E1613NANA0.35UNA0.17NANA0.282 K J NA NA NA NA NA 2.620 J2.61 J NA NA NA NA NA 13.30 J4.96 J NA NA NA NA NA 19.40 J9.8 J NA NA NA NA NA 36.711.5 J NA NA NA NA NA 44.9195 NA NA NA NA NA 6051440 B NA NA NA NA NA 4000 B34.1 NA NA NA NA NA 22.14.58 J NA NA NA NA NA 7.19 J13.6 NA NA NA NA NA 13.5 J5.4 J NA NA NA NA NA 13.4 J3.79 J NA NA NA NA NA 10.80 J0.180 K J NA NA NA NA NA 1.100 K J5.59 J NA NA NA NA NA 11.70 J40.7 NA NA NA NA NA 110.0Page 8 of 12Table 6Summary of Results for Filtered Suspended Solids Samples for Other SD LinesLocation IDFilterEventCollection Date Method LAET 2LAET1,2,3,4,7,8,9-HPCDF E1613OCDF E1613DX Total (TEQ 0 DL) E1613DX Total (TEQ 1/2 DL) E1613MH369 MH369 MH369 MH226 MH226 MH226 MH226Filter B Filter A Filter B Filter A Filter B Filter A Filter BEvent 9 Event 10 Event 10 Event 8 Event 8 Event 9 Event 95/20/2010 6/2/2010 6/2/2010 4/27/2010 4/27/2010 5/20/2010 5/20/20103.01 K J NA NA NA NA NA 10.80 J115 B NA NA NA NA NA 245 B17.2 NA NA NA NA NA 44.617.3 NA NA NA NA NA 44.6Page 9 of 12Table 6Summary of Results for Filtered Suspended Solids Samples for Other SD LinesLocation IDFilterEventCollection Date Method LAET 2LAETEstimated Total Solids (g/filter DW)1Total Solids extracted for PCBs from (g/filter DW)2Volume of water through filter (liters)Calculated TSS (mg/L)Total Stormwater Flow (L)8Grain Size (%)Gravel ASTM_D422Very Coarse Sand ASTM_D422Coarse Sand ASTM_D422Medium Sand ASTM_D422Fine Sand ASTM_D422Very Fine Sand ASTM_D422Coarse Silt ASTM_D422Medium Silt ASTM_D422Fine Silt ASTM_D422Very Fine Silt ASTM_D422Clay ASTM_D422Total Fines ASTM_D422Metals in mg/kg DWArsenic SW6010B 57 93Cadmium SW6010B 5.1 6.7Chromium SW6010B 260 270CopperSW6010B390390MH226 MH226 CB423 CB423CB423CB423 CB423Filter A Filter B Filter A Filter A Filter B Filter A Filter BEvent 10 Event 10 Event 9 Event 9B Event 9B Event 10 Event 106/2/2010 6/2/2010 5/20/2010 5/28/2010 5/20-28/10 6/2/2010 6/2/201012.74 NA 37.6 6.4 13.45 7.31 NA12.3 NA 32.53 6.34 NA 7.04 NA12433 14100 3986 7617 2076 16668 56801.0 NA 9.4 0.8 6.5 0.4 NA524000 524000 57420 87970 87970 85210 85210NA NA 1.2 NA NA NA NANA NA 1.6 NA NA NA NANA NA 1.8 NA NA NA NANA NA 3.6 NA NA NA NANA NA 5.6 NA NA NA NANA NA 4.6 NA NA NA NANA NA 2 NA NA NA NANA NA 15.9 NA NA NA NANA NA 15.6 NA NA NA NANA NA 8.5 NA NA NA NANA NA 39.7 NA NA NA NANA NA 81.7 NA NA NA NA60NA 30 U 10 U NA 20 U NA22NA 5.0 4.4 NA 5.0 NA132 NA 114 65 NA 110 NA469NA26491.7NA153NACopperSW6010B390390Lead SW6010B 450 530Mercury SW7471A 0.41 0.59Silver SW6010B 6.1 6.1Zinc SW6010B 410 960PCBs in mg/kg DW3Aroclor-1221 SW8082Aroclor-1232 SW8082Aroclor-1242 SW8082Aroclor-1016 SW8082Aroclor-1248 SW8082Aroclor-1254 SW8082Aroclor-1260 SW8082Total PCBs SW8082 0.13 1.0469NA26491.7NA153NA300 NA 190 88 NA 132 NA0.30 NA 0.20 0.090 NA 0.26 NA3 U NA 2 U 0.6 U NA 0.9 U NA2540NA1360 1630NA1860NA0.081 U NA 0.031 U 0.16 U NA 0.36 U NA0.081 U NA 0.031 U 0.16 U NA 0.36 U NA0.081 U NA 0.031 U 0.16 U NA 0.36 U NA0.081 U NA 0.031 U 0.16 U NA 0.36 U NA0.081 U NA 0.061 Y 0.63 Y NA 0.71 Y NA0.19 NA 0.092 0.38 NA 0.82 NA0.31 NA 0.083 0.36 NA 0.97 NA0.50NA0.18 0.74NA1.8NAPage 10 of 12Table 6Summary of Results for Filtered Suspended Solids Samples for Other SD LinesLocation IDFilterEventCollection Date Method LAET 2LAETPAHs in mg/kg DW4Naphthalene SW8270D 2.1 2.4Acenaphthylene SW8270D 1.3 1.3Acenaphthene SW8270D 0.50 0.73Fluorene SW8270D 0.54 1.0Phenanthrene SW8270D 1.5 5.4Anthracene SW8270D 0.96 4.41-Methylnaphthalene SW8270D2-Methylnaphthalene SW8270D 0.67 1.4Fluoranthene SW8270D 1.7 2.5Pyrene SW8270D 2.6 3.3Benzo(a)anthracene SW8270D 1.3 1.6Chrysene SW8270D 1.4 2.8Benzo(b)fluoranthene SW8270DBenzo(k)fluoranthene SW8270DTotal Benzofluoranthenes SW8270D 3.2 3.6Benzo(a)pyrene SW8270D 1.6 3.0Indeno(1,2,3-cd)pyrene SW8270D 0.60 0.69Dibenz(a,h)anthracene SW8270D 0.23 0.54Benzo(g,h,i)perylene SW8270D 0.67 0.72Total LPAH5SW8270D 5.2 13Total HPAH6SW8270D 12 17DibenzofuranSW8270D0.540.7MH226 MH226 CB423 CB423CB423CB423 CB423Filter A Filter B Filter A Filter A Filter B Filter A Filter BEvent 10 Event 10 Event 9 Event 9B Event 9B Event 10 Event 106/2/2010 6/2/2010 5/20/2010 5/28/2010 5/20-28/10 6/2/2010 6/2/2010NA 0.24 U NA NA NA NA 0.41 UNA 0.24 U NA NA NA NA 0.41 UNA 0.24 U NA NA NA NA 0.41 UNA 0.24 U NA NA NA NA 0.41 UNA5.0NA NA NA NA 0.53NA 0.25 NA NA NA NA 0.41 UNA 0.24 U NA NA NA NA 0.41 UNA 0.24 U NA NA NA NA 0.41 UNA12NA NA NA NA 0.73NA6.6NA NA NA NA 0.63NA1.6NA NA NA NA 0.41 UNA7.8NA NA NA NA 0.51NA 6.2 NA NA NA NA 0.41 UNA 6.2 NA NA NA NA 0.41 UNA12.4NA NA NA NA 0.82 UNA3.7NA NA NA NA 0.41 UNA4.4NA NA NA NA 0.41 UNA1.3NA NA NA NA 0.41UNA4.9NA NA NA NA 0.48NA5.3NA NA NA NA 0.5NA55NA NA NA NA 2.76NA0.36NANANANA0.41UDibenzofuranSW8270D0.540.7Dioxin/Furan (pg/g DW)72,3,7,8-TCDD E16131,2,3,7,8-PECDD E16131,2,3,4,7,8-HXCDD E16131,2,3,6,7,8-HXCDD E16131,2,3,7,8,9-HXCDD E16131,2,3,4,6,7,8-HPCDD E1613OCDD E16132,3,7,8-TCDF E16131,2,3,7,8-PECDF E16132,3,4,7,8-PECDF E16131,2,3,4,7,8-HXCDF E16131,2,3,6,7,8-HXCDF E16131,2,3,7,8,9-HXCDF E16132,3,4,6,7,8-HXCDF E16131,2,3,4,6,7,8-HPCDF E1613NA0.36NANANANA0.41UNA NA NA NA 2.16 J NA NANA NA NA NA 11.2 J NA NANA NA NA NA 23.2 NA NANA NA NA NA 46.0 NA NANA NA NA NA 62.2 NA NANA NA NA NA 833 NA NANA NA NA NA 5460 B NA NANA NA NA NA 14.6 NA NANA NA NA NA 5.89 J NA NANA NA NA NA 8.62 J NA NANA NA NA NA 13.7 J NA NANA NA NA NA 10.3 J NA NANA NA NA NA 0.51 J NA NANA NA NA NA 8.70 J NA NANA NA NA NA 126 NA NAPage 11 of 12Table 6Summary of Results for Filtered Suspended Solids Samples for Other SD LinesLocation IDFilterEventCollection Date Method LAET 2LAET1,2,3,4,7,8,9-HPCDF E1613OCDF E1613DX Total (TEQ 0 DL) E1613DX Total (TEQ 1/2 DL) E1613MH226 MH226 CB423 CB423CB423CB423 CB423Filter A Filter B Filter A Filter A Filter B Filter A Filter BEvent 10 Event 10 Event 9 Event 9B Event 9B Event 10 Event 106/2/2010 6/2/2010 5/20/2010 5/28/2010 5/20-28/10 6/2/2010 6/2/2010NA NA NA NA 9.14 J NA NANA NA NA NA 236 B NA NANA NA NA NA 45.40 NA NANA NA NA NA 45.40 NA NAPage 12 of 12Table 7Summary of Results for Filtered Suspended Solids Samples in the North Lateral SD LineLocation ID MH152 MH152 MH152 MH152 MH152 MH152 CB165 CB165 CB165Filter Filter A Filter B Filter A Filter B Filter A Filter B Filter A Filter B Filter AEvent Event 8 Event 8 Event 9 Event 9 Event 10 Event 10 Event 8 Event 8 Event 9Collection Date Method LAET 2LAET 4/27/2010 4/27/20105/20/2010 5/20/2010 6/2/2010 6/2/2010 4/27/2010 4/27/2010 5/20/2010Estimated Total Solids (g/filter DW)113.9 NA 56.35 31.28 10.04 NA 25.2 NA 37.86Total Solids extracted for PCBs from (g/filter DW)213.13 NA 50.41 31.28 9.91 NA 22.86 NA 35.57Volume of water through filter (liters) 28245 33829 4262 5135 17977 13687 4731 4625 46987Grain Size (%)Gravel ASTM_D422 7.6 NA 0 NA NA NA 0.6 NA NAVery Coarse Sand ASTM_D422 3.1 NA 0 NA NA NA 0.1 NA NACoarse Sand ASTM_D422 2.4 NA 0 NA NA NA 0.1 NA NAMedium Sand ASTM_D422 3.1 NA 0 NA NA NA 0.1 NA NAFine Sand ASTM_D422 4.2 NA 0 NA NA NA 0.1 NA NAVery Fine Sand ASTM_D422 6.1 NA 0 NA NA NA 0.1 NA NACoarse Silt ASTM_D422 2.7 NA 1.6 NA NA NA 10.8 NA NAMedium Silt ASTM_D422 1.2 NA 28.5 NA NA NA 43.2 NA NAFine Silt ASTM_D422 9.7 NA 38.7 NA NA NA 9.4 NA NAVery Fine Silt ASTM_D422 9.5 NA 8.3 NA NA NA 6.8 NA NAClay ASTM_D422 50.5 NA 22.9 NA NA NA 29.2 NA NATotal Fines ASTM_D422 73.6 NA 100 NA NA NA 99.4 NA NAMetals in mg/kg DWArsenic SW6010B 57 93 30 U NA 20 NA 50 NA 30 NA 9.0Cadmium SW6010B 5.1 6.77.0NA 4.6 NA6.0NA13NA 3.2Chromium SW6010B 260 270 59 NA 56 NA 58 NA 133 NA 79.2Copper SW6010B 390 390393NA 328 NA419NA 278 NA 87.4Lead SW6010B 450 530 190 NA 189 NA 210 NA 320 NA 205MercurySW7471A0.410.591.3NA0.52NA0.40NA12NA2.1MercurySW7471ASilver SW6010B 6.1 6.1 2 U NA 1 U NA 2 U NA 2 U NA160Zinc SW6010B 410 960869NA686NA1160NA4770NA1640PCBs in mg/kg DW3Aroclor-1221 SW8082 0.38 U NA 0.2 U NA 1 U NA 0.22 U NA 0.28 UAroclor-1232 SW8082 0.38 U NA 0.2 U NA 1 U NA 0.22 U NA 0.28 UAroclor-1242 SW8082 0.38 U NA 0.2 U NA 1 U NA 0.22 U NA 0.28 UAroclor-1016 SW8082 0.38 U NA 0.2 U NA 1 U NA 0.22 U NA 0.28 UAroclor-1248 SW8082 1.9 Y NA 0.6 Y NA 3 U NA 3.7 NA 1.4 YAroclor-1254 SW8082 2.5 NA 0.99 NA 3.7 NA 3.1 NA 1.3Aroclor-1260 SW8082 0.43 NA 0.2 U NA 1 U NA 0.66 NA 0.28 UTotal PCBs SW8082 0.13 1.02.9NA0.99NA3.7NA7.5NA1.3Page 1 of 12Table 7Summary of Results for Filtered Suspended Solids Samples in the North Lateral SD LineLocation ID MH152 MH152 MH152 MH152 MH152 MH152 CB165 CB165 CB165Filter Filter A Filter B Filter A Filter B Filter A Filter B Filter A Filter B Filter AEvent Event 8 Event 8 Event 9 Event 9 Event 10 Event 10 Event 8 Event 8 Event 9Collection Date Method LAET 2LAET 4/27/2010 4/27/20105/20/2010 5/20/2010 6/2/2010 6/2/2010 4/27/2010 4/27/2010 5/20/2010PAHs in mg/kg DW4Naphthalene SW8270D 2.1 2.4 NA 0.17 NA NA NA 0.3 U NA 0.13 NAAcenaphthylene SW8270D 1.3 1.3 NA 0.022 J NA NA NA 0.3 U NA 0.024 J NAAcenaphthene SW8270D 0.50 0.73 NA 0.043 NA NA NA 0.3 U NA 0.048 NAFluorene SW8270D 0.54 1.0 NA 0.16 NA NA NA 0.3 U NA 0.083 NAPhenanthrene SW8270D 1.5 5.4 NA2.8NA NA NA2.3NA 0.83 NAAnthracene SW8270D 0.96 4.4 NA 0.086 NA NA NA 0.3 U NA 0.091 NA1-Methylnaphthalene SW8270D NA 0.19 Y NA NA NA 0.3 U NA 0.15 Y NA2-Methylnaphthalene SW8270D 0.67 1.4 NA 0.12 NA NA NA 0.3 U NA 0.12 NAFluoranthene SW8270D 1.7 2.5 NA12NA NA NA5.2NA 1.3 NAPyrene SW8270D 2.6 3.3 NA 2.3 NA NA NA2.8NA 1.3 NABenzo(a)anthracene SW8270D 1.3 1.6 NA 0.69 NA NA NA 0.44 NA 0.44 NAChrysene SW8270D 1.4 2.8 NA4.0NA NA NA3.2NA 0.87 NABenzo(b)fluoranthene SW8270D NA 1.7 NA NA NA 1.9 NA 0.52 NABenzo(k)fluoranthene SW8270D NA 1.7 NA NA NA 1.9 NA 0.52 NATotal Benzofluoranthenes SW8270D 3.2 3.6 NA3.4NA NA NA3.8NA 1.04 NABenzo(a)pyrene SW8270D 1.6 3.0 NA 0.57 NA NA NA 0.87 NA 0.52 NAIndeno(1,2,3-cd)pyrene SW8270D 0.60 0.69 NA1.2NA NA NA1.0NA 0.37 NADibenz(a,h)anthracene SW8270D 0.23 0.54 NA0.33NA NA NA0.3NA 0.14 NABenzo(g,h,i)perylene SW8270D 0.67 0.72 NA1.2NA NA NA1.2NA 0.48 NATotal LPAH5SW8270D 5.2 13 NA 3.3 NA NA NA 2.3 NA 1.134 NATotal HPAH6SW8270D 12 17 NA26NA NA NA19NA 6.5 NADibenzofuranSW8270D0.540.7NA0.24NANANA0.3NA0.071NADibenzofuranSW8270DDioxin/Furan (pg/g DW)72,3,7,8-TCDD E1613 NA NA NA 1.91 NA NA NA NA NA1,2,3,7,8-PECDD E1613 NA NA NA 12.5 NA NA NA NA NA1,2,3,4,7,8-HXCDD E1613 NA NA NA 43.5 NA NA NA NA NA1,2,3,6,7,8-HXCDD E1613 NA NA NA 44.1 NA NA NA NA NA1,2,3,7,8,9-HXCDD E1613 NA NA NA 69.4 NA NA NA NA NA1,2,3,4,6,7,8-HPCDD E1613 NA NA NA 742 NA NA NA NA NAOCDD E1613 NA NA NA 3680 B NA NA NA NA NA2,3,7,8-TCDF E1613 NA NA NA 16.0 NA NA NA NA NA1,2,3,7,8-PECDF E1613 NA NA NA 5.47 J NA NA NA NA NA2,3,4,7,8-PECDF E1613 NA NA NA 10.2 NA NA NA NA NAPage 2 of 12Table 7Summary of Results for Filtered Suspended Solids Samples in the North Lateral SD LineLocation ID MH152 MH152 MH152 MH152 MH152 MH152 CB165 CB165 CB165Filter Filter A Filter B Filter A Filter B Filter A Filter B Filter A Filter B Filter AEvent Event 8 Event 8 Event 9 Event 9 Event 10 Event 10 Event 8 Event 8 Event 9Collection Date Method LAET 2LAET 4/27/2010 4/27/20105/20/2010 5/20/2010 6/2/2010 6/2/2010 4/27/2010 4/27/2010 5/20/20101,2,3,4,7,8-HXCDF E1613 NA NA NA 20.4 NA NA NA NA NA1,2,3,6,7,8-HXCDF E1613 NA NA NA 13.2 NA NA NA NA NA1,2,3,7,8,9-HXCDF E1613 NA NA NA 0.422 J NA NA NA NA NA2,3,4,6,7,8-HXCDF E1613 NA NA NA 8.60 J NA NA NA NA NA1,2,3,4,6,7,8-HPCDF E1613 NA NA NA 107 NA NA NA NA NA1,2,3,4,7,8,9-HPCDF E1613 NA NA NA 9.49 NA NA NA NA NAOCDF E1613 NA NA NA 124 B NA NA NA NA NADX Total (TEQ 0 DL) E1613 NA NA NA 48.9 NA NA NA NA NADX Total (TEQ 1/2 DL) E1613 NA NA NA 48.9 NA NA NA NA NAMRLs reported for all undetected resultsGray highlighting indicates exceedance of the SQS/LAETRed highlighting indicates exceedance of the CSL/2LAETNA - Not available1. Estimated mass of total solids that accounts for thealiquots removed for analysis of metals and grain size.2. Actual mass of total solids analyzed for PCBs.3. ug of PCBs divided by solids extracted for PCBs.4. ug of PAH divided by estimated mass of total solids from PCB filter.5. Total LPAH were calculated as the sum of acenaphthene, acenaphthylene, anthracene,fluorene, naphthalene, and phenanthrene7. pg of dioxin divided by total extracted solids.U-Target analyte not detected at the reported concentration6. Total HPAH were calculated as the sum of benzo(a)anthracene, benzo(a)pyrene, benzo(g,h,i)perylene, total benzofluoranthenes,chrysene,dibenzo(a,h)anthracene, fluoranthene, indeno(1,2,3-cd)pyrene, and pyreneU-Targetanalytenotdetectedatthereportedconcentration.B - Analyte detedted in an associated method blankJ - Estimated concentration when the value is less than established reporting limits.Y - Equivalent to a U qualifier with a raised reporting limit.P - the GC confiirmation column criteria was exceeded.SQS/LAET - Sediment Quality Standards/Lowest Apparent Effects ThresholdCSL/2LAET - Cleanup Screening Level/Second Lowest Apparent Effects ThresholdPage 3 of 12Table 7Summary of Results for Filtered Suspended Solids Samples in the North Lateral SD LineLocation IDFilterEventCollection Date Method LAET 2LAETEstimated Total Solids (g/filter DW)1Total Solids extracted for PCBs from (g/filter DW)2Volume of water through filter (liters)Grain Size (%)Gravel ASTM_D422Very Coarse Sand ASTM_D422Coarse Sand ASTM_D422Medium Sand ASTM_D422Fine Sand ASTM_D422Very Fine Sand ASTM_D422Coarse Silt ASTM_D422Medium Silt ASTM_D422Fine Silt ASTM_D422Very Fine Silt ASTM_D422Clay ASTM_D422Total Fines ASTM_D422Metals in mg/kg DWArsenic SW6010B 57 93Cadmium SW6010B 5.1 6.7Chromium SW6010B 260 270Copper SW6010B 390 390Lead SW6010B 450 530MercurySW7471A0.410.59CB165 CB165 CB165 MH178 MH178 MH178 MH178 MH178Filter B Filter A Filter B Filter A Filter B Filter A Filter B Filter AEvent 9 Event 10 Event 10 Event 8 Event 8 Event 9 Event 9 Event 105/20/2010 6/2/2010 6/2/2010 4/27/20104/27/2010 5/20/2010 5/20/2010 6/2/201087.77 21.16 NA 20.66 NA 41.86 26.39 12.887.77 19.47 NA 18.73 NA 37.08 26.39 11.7644995 47100 52910 4611 4024 1503 1709 33550NA NA NA 5.2 NA 0.5 NA 0.1NA NA NA 0.2 NA 0.1 NA 0.1NA NA NA 0.3 NA 0.2 NA 0.1NA NA NA 0.5 NA 0.3 NA 0.2NA NA NA 0.5 NA 0.5 NA 0.2NA NA NA 1.1 NA 0.5 NA 0.2NA NA NA 2.1 NA 6.9 NA 8.5NA NA NA 12 NA 26.9 NA 36.3NA NA NA 12.8 NA 20.7 NA 14.9NA NA NA 15.8 NA 18.4 NA 10.7NA NA NA 49.5 NA 25 NA 28.7NA NA NA 92.2 NA 97.9 NA 99.1NA 20 NA 20 NA 20 NA 40NA6.3NA6.2NA 4.5 NA 4.0NA 117 NA 57 NA 63 NA 55NA 150 NA 352 NA397NA413NA 332 NA 237 NA 230 NA 240NA2.2NA0.36NA0.25NA0.30MercurySW7471A0.410.59Silver SW6010B 6.1 6.1Zinc SW6010B 410 960PCBs in mg/kg DW3Aroclor-1221 SW8082Aroclor-1232 SW8082Aroclor-1242 SW8082Aroclor-1016 SW8082Aroclor-1248 SW8082Aroclor-1254 SW8082Aroclor-1260 SW8082Total PCBs SW8082 0.13 1.0NA2.2NA0.36NA0.25NA0.30NA 0.7 U NA 1 U NA 1 U NA 2 UNA2810NA652NA812NA565NA 0.51 U NA 0.053 U NA 0.027 U NA 0.21 UNA 0.51 U NA 0.053 U NA 0.027 U NA 0.21 UNA 0.51 U NA 0.053 U NA 0.027 U NA 0.21 UNA 0.51 U NA 0.053 U NA 0.027 U NA 0.21 UNA 3.9 Y NA 0.13 Y NA 0.04 Y NA 0.53 YNA 2.1 NA 0.38 NA 0.084 NA 0.94NA 0.51 NA 0.21 NA 0.032 NA 0.36NA2.6NA0.59NA 0.12 NA1.3Page 4 of 12Table 7Summary of Results for Filtered Suspended Solids Samples in the North Lateral SD LineLocation IDFilterEventCollection Date Method LAET 2LAETPAHs in mg/kg DW4Naphthalene SW8270D 2.1 2.4Acenaphthylene SW8270D 1.3 1.3Acenaphthene SW8270D 0.50 0.73Fluorene SW8270D 0.54 1.0Phenanthrene SW8270D 1.5 5.4Anthracene SW8270D 0.96 4.41-Methylnaphthalene SW8270D2-Methylnaphthalene SW8270D 0.67 1.4Fluoranthene SW8270D 1.7 2.5Pyrene SW8270D 2.6 3.3Benzo(a)anthracene SW8270D 1.3 1.6Chrysene SW8270D 1.4 2.8Benzo(b)fluoranthene SW8270DBenzo(k)fluoranthene SW8270DTotal Benzofluoranthenes SW8270D 3.2 3.6Benzo(a)pyrene SW8270D 1.6 3.0Indeno(1,2,3-cd)pyrene SW8270D 0.60 0.69Dibenz(a,h)anthracene SW8270D 0.23 0.54Benzo(g,h,i)perylene SW8270D 0.67 0.72Total LPAH5SW8270D 5.2 13Total HPAH6SW8270D 12 17DibenzofuranSW8270D0.540.7CB165 CB165 CB165 MH178 MH178 MH178 MH178 MH178Filter B Filter A Filter B Filter A Filter B Filter A Filter B Filter AEvent 9 Event 10 Event 10 Event 8 Event 8 Event 9 Event 9 Event 105/20/2010 6/2/2010 6/2/2010 4/27/20104/27/2010 5/20/2010 5/20/2010 6/2/2010NA NA 0.35 U NA 0.13 NA NA NANA NA 0.35 U NA 0.029 J NA NA NANA NA 0.35 U NA 0.077 NA NA NANA NA 0.35 U NA 0.17 NA NA NANA NA 0.9 NA2.0NA NA NANA NA 0.35 U NA 0.15 NA NA NANA NA 0.35 U NA 0.18 Y NA NA NANA NA 0.35 U NA 0.087 NA NA NANA NA 1.5 NA3.7NA NA NANA NA 1.3 NA3.1NA NA NANA NA 0.41 NA 0.73 NA NA NANA NA 1.1 NA2.9NA NA NANA NA 0.52 NA 1.9 NA NA NANA NA 0.52 NA 1.9 NA NA NANA NA 1.04 NA3.8NA NA NANA NA 0.52 NA 1.3 NA NA NANA NA 0.37 NA1.7NA NA NANA NA 0.35 U NA0.63NA NA NANA NA 0.71 NA1.7NA NA NANA NA 0.9 NA 2.45 NA NA NANA NA 7.0 NA20NA NA NANANA0.35UNA0.18NANANADibenzofuranSW8270D0.540.7Dioxin/Furan (pg/g DW)72,3,7,8-TCDD E16131,2,3,7,8-PECDD E16131,2,3,4,7,8-HXCDD E16131,2,3,6,7,8-HXCDD E16131,2,3,7,8,9-HXCDD E16131,2,3,4,6,7,8-HPCDD E1613OCDD E16132,3,7,8-TCDF E16131,2,3,7,8-PECDF E16132,3,4,7,8-PECDF E1613NANA0.35UNA0.18NANANA0.415 J NA NA NA NA NA 1.79 J NA1.90 J NA NA NA NA NA 7.69 J NA8.83 NA NA NA NA NA 10.5 J NA8.66 NA NA NA NA NA 22.5 NA23.8 NA NA NA NA NA 28.4 NA218 NA NA NA NA NA 372 NA1480 B NA NA NA NA NA 2880 B NA12.0 NA NA NA NA NA 5.00 NA2.95 NA NA NA NA NA 2.54 J NA7.91 NA NA NA NA NA 4.13 J NAPage 5 of 12Table 7Summary of Results for Filtered Suspended Solids Samples in the North Lateral SD LineLocation IDFilterEventCollection Date Method LAET 2LAET1,2,3,4,7,8-HXCDF E16131,2,3,6,7,8-HXCDF E16131,2,3,7,8,9-HXCDF E16132,3,4,6,7,8-HXCDF E16131,2,3,4,6,7,8-HPCDF E16131,2,3,4,7,8,9-HPCDF E1613OCDF E1613DX Total (TEQ 0 DL) E1613DX Total (TEQ 1/2 DL) E1613CB165 CB165 CB165 MH178 MH178 MH178 MH178 MH178Filter B Filter A Filter B Filter A Filter B Filter A Filter B Filter AEvent 9 Event 10 Event 10 Event 8 Event 8 Event 9 Event 9 Event 105/20/2010 6/2/2010 6/2/2010 4/27/20104/27/2010 5/20/2010 5/20/2010 6/2/20107.00 NA NA NA NA NA 7.16 J NA3.27 NA NA NA NA NA 5.65 J NA0.142 J NA NA NA NA NA 0.343 J NA2.77 J NA NA NA NA NA 5.72 J NA22.1 NA NA NA NA NA 79.2 NA2.04 J NA NA NA NA NA 5.04 J NA41.7 B NA NA NA NA NA 151 B NA14.2 NA NA NA NA NA 24.8 NA14.2 NA NA NA NA NA 24.8 NAPage 6 of 12Table 7Summary of Results for Filtered Suspended Solids Samples in the North Lateral SD LineLocation IDFilterEventCollection Date Method LAET 2LAETEstimated Total Solids (g/filter DW)1Total Solids extracted for PCBs from (g/filter DW)2Volume of water through filter (liters)Grain Size (%)Gravel ASTM_D422Very Coarse Sand ASTM_D422Coarse Sand ASTM_D422Medium Sand ASTM_D422Fine Sand ASTM_D422Very Fine Sand ASTM_D422Coarse Silt ASTM_D422Medium Silt ASTM_D422Fine Silt ASTM_D422Very Fine Silt ASTM_D422Clay ASTM_D422Total Fines ASTM_D422Metals in mg/kg DWArsenic SW6010B 57 93Cadmium SW6010B 5.1 6.7Chromium SW6010B 260 270Copper SW6010B 390 390Lead SW6010B 450 530MercurySW7471A0.410.59MH178 CB173 CB173 CB173 CB173 CB173 CB173 CB173Filter B Filter A Filter B Filter A Filter B Filter A Filter A Filter AEvent 10 Event 8 Event 8 Event 9 Event 9 Event 10 Event 10 Base Flow 26/2/2010 4/27/2010 4/27/2010 5/20/20105/20/2010 6/2/2010 6/2/2010 6/30/2010NA 20.75 NA 40.62 81.29 18.53 NA 36.22NA 19.39 NA 38.75 81.29 18.42 NA 34.935269 56627 61218 37465 34982 65148 67032 305574NA 2.3 NA NA NA NA NA NANA 4 NA NA NA NA NA NANA 2.5 NA NA NA NA NA NANA 1.6 NA NA NA NA NA NANA 1.2 NA NA NA NA NA NANA 0.9 NA NA NA NA NA NANA 1.2 NA NA NA NA NA NANA 16.5 NA NA NA NA NA NANA 21.1 NA NA NA NA NA NANA 18.2 NA NA NA NA NA NANA 32.4 NA NA NA NA NA NANA 87.5 NA NA NA NA NA NANA 20 U NA 20 U NA 40 U NA90NA8.3NA31.2NA9.0NA11.1NA 67 NA 81 NA 74 NA 74NA 245 NA 278 NA 311 NA 382NA 142 NA 202 NA 210 NA 211NA0.57NA13NA0.80NA1MercurySW7471A0.410.59Silver SW6010B 6.1 6.1Zinc SW6010B 410 960PCBs in mg/kg DW3Aroclor-1221 SW8082Aroclor-1232 SW8082Aroclor-1242 SW8082Aroclor-1016 SW8082Aroclor-1248 SW8082Aroclor-1254 SW8082Aroclor-1260 SW8082Total PCBs SW8082 0.13 1.0NA0.57NA13NA0.80NA1NA 1 U NA 1 U NA 2 U NA 1 UNA2040NA1910NA2090NA2320NA 1 U NA 0.52 U NA 2.7 U NA 1.4 UNA 1 U NA 0.52 U NA 2.7 U NA 1.4 UNA 1 U NA 0.52 U NA 2.7 U NA 22NA 1 U NA 0.52 U NA 2.7 U NA 1.4 UNA 19 NA 2.6 Y NA 27 Y NA 1.4 UNA 14 NA 10 NA 17 NA 21NA 1.5 Y NA 0.77 Y NA 2.7 U NA 1.4 UNA16NA10NA17NA43Page 7 of 12Table 7Summary of Results for Filtered Suspended Solids Samples in the North Lateral SD LineLocation IDFilterEventCollection Date Method LAET 2LAETPAHs in mg/kg DW4Naphthalene SW8270D 2.1 2.4Acenaphthylene SW8270D 1.3 1.3Acenaphthene SW8270D 0.50 0.73Fluorene SW8270D 0.54 1.0Phenanthrene SW8270D 1.5 5.4Anthracene SW8270D 0.96 4.41-Methylnaphthalene SW8270D2-Methylnaphthalene SW8270D 0.67 1.4Fluoranthene SW8270D 1.7 2.5Pyrene SW8270D 2.6 3.3Benzo(a)anthracene SW8270D 1.3 1.6Chrysene SW8270D 1.4 2.8Benzo(b)fluoranthene SW8270DBenzo(k)fluoranthene SW8270DTotal Benzofluoranthenes SW8270D 3.2 3.6Benzo(a)pyrene SW8270D 1.6 3.0Indeno(1,2,3-cd)pyrene SW8270D 0.60 0.69Dibenz(a,h)anthracene SW8270D 0.23 0.54Benzo(g,h,i)perylene SW8270D 0.67 0.72Total LPAH5SW8270D 5.2 13Total HPAH6SW8270D 12 17DibenzofuranSW8270D0.540.7MH178 CB173 CB173 CB173 CB173 CB173 CB173 CB173Filter B Filter A Filter B Filter A Filter B Filter A Filter A Filter AEvent 10 Event 8 Event 8 Event 9 Event 9 Event 10 Event 10 Base Flow 26/2/2010 4/27/2010 4/27/2010 5/20/20105/20/2010 6/2/2010 6/2/2010 6/30/20100.39 U NA 0.2 NA NA NA 0.4 U NA0.39 U NA 0.043 J NA NA NA 0.4 U NA0.39 U NA 0.072 NA NA NA 0.4 U NA0.39 U NA 0.13 NA NA NA 0.4 U NA4.8NA 0.92 NA NA NA 0.47 NA0.39 U NA 0.096 NA NA NA 0.4 U NA0.39 U NA 0.22 Y NA NA NA 0.4 U NA0.39 U NA 0.21 NA NA NA 0.4 U NA12NA 1.2 NA NA NA 0.86 NA6.0NA 1.3 NA NA NA 0.7 NA1.3NA 0.27 NA NA NA 0.4 U NA6.8NA 1.0 NA NA NA 0.86 NA4.6 NA 0.58 NA NA NA 0.4 U NA4.6 NA 0.58 NA NA NA 0.4 U NA9.2NA 1.16 NA NA NA 0.8 NA2.3NA 0.44 NA NA NA 0.4 U NA2.6NA 0.40 NA NA NA 0.4 U NA0.70NA 0.15 NA NA NA 0.4 U NA2.9NA 0.58 NA NA NA 0.53 NA4.8 NA 1.346 NA NA NA 0.47 NA44NA 6.5 NA NA NA 3.8 NA0.39UNA0.13NANANA0.4UNADibenzofuranSW8270D0.540.7Dioxin/Furan (pg/g DW)72,3,7,8-TCDD E16131,2,3,7,8-PECDD E16131,2,3,4,7,8-HXCDD E16131,2,3,6,7,8-HXCDD E16131,2,3,7,8,9-HXCDD E16131,2,3,4,6,7,8-HPCDD E1613OCDD E16132,3,7,8-TCDF E16131,2,3,7,8-PECDF E16132,3,4,7,8-PECDF E16130.39UNA0.13NANANA0.4UNANA NA NA NA 0.552 J NA NA NANA NA NA NA 3.01 J NA NA NANA NA NA NA 4.69 NA NA NANA NA NA NA 9.88 NA NA NANA NA NA NA 10.2 NA NA NANA NA NA NA 164 NA NA NANA NA NA NA 1390 B NA NA NANA NA NA NA 19.7 NA NA NANA NA NA NA 3.53 NA NA NANA NA NA NA 12.0 NA NA NAPage 8 of 12Table 7Summary of Results for Filtered Suspended Solids Samples in the North Lateral SD LineLocation IDFilterEventCollection Date Method LAET 2LAET1,2,3,4,7,8-HXCDF E16131,2,3,6,7,8-HXCDF E16131,2,3,7,8,9-HXCDF E16132,3,4,6,7,8-HXCDF E16131,2,3,4,6,7,8-HPCDF E16131,2,3,4,7,8,9-HPCDF E1613OCDF E1613DX Total (TEQ 0 DL) E1613DX Total (TEQ 1/2 DL) E1613MH178 CB173 CB173 CB173 CB173 CB173 CB173 CB173Filter B Filter A Filter B Filter A Filter B Filter A Filter A Filter AEvent 10 Event 8 Event 8 Event 9 Event 9 Event 10 Event 10 Base Flow 26/2/2010 4/27/2010 4/27/2010 5/20/20105/20/2010 6/2/2010 6/2/2010 6/30/2010NA NA NA NA 25.5 NA NA NANA NA NA NA 12.1 NA NA NANA NA NA NA 0.527 K J NA NA NANA NA NA NA 4.43 NA NA NANA NA NA NA 42.2 NA NA NANA NA NA NA 7.74 NA NA NANA NA NA NA 93.5 B NA NA NANA NA NA NA 18.5 NA NA NANA NA NA NA 18.5 NA NA NAPage 9 of 12Table 7Summary of Results for Filtered Suspended Solids Samples in the North Lateral SD LineLocation IDFilterEventCollection Date Method LAET 2LAETEstimated Total Solids (g/filter DW)1Total Solids extracted for PCBs from (g/filter DW)2Volume of water through filter (liters)Grain Size (%)Gravel ASTM_D422Very Coarse Sand ASTM_D422Coarse Sand ASTM_D422Medium Sand ASTM_D422Fine Sand ASTM_D422Very Fine Sand ASTM_D422Coarse Silt ASTM_D422Medium Silt ASTM_D422Fine Silt ASTM_D422Very Fine Silt ASTM_D422Clay ASTM_D422Total Fines ASTM_D422Metals in mg/kg DWArsenic SW6010B 57 93Cadmium SW6010B 5.1 6.7Chromium SW6010B 260 270Copper SW6010B 390 390Lead SW6010B 450 530MercurySW7471A0.410.59MH133 MH133 MH133 MH133 MH138 MH138 MH138 MH138Filter A Filter B Filter A Filter B Filter A Filter B Filter A Filter BEvent 9 Event 9 Event 10 Event 10 Event 9 Event 9 Event 10 Event 105/20/2010 5/20/2010 6/2/2010 6/2/20105/20/2010 5/20/2010 6/2/2010 6/2/201073.08 25.9 13.17 NA 27.73 11.52 6 NA67.09 25.9 12.57 NA 26.21 11.52 5.81 NA15039 15667 17279 16720 2611 2450 1247 1542NA NA NA NA NA NA NA NANA NA NA NA NA NA NA NANA NA NA NA NA NA NA NANA NA NA NA NA NA NA NANA NA NA NA NA NA NA NANA NA NA NA NA NA NA NANA NA NA NA NA NA NA NANA NA NA NA NA NA NA NANA NA NA NA NA NA NA NANA NA NA NA NA NA NA NANA NA NA NA NA NA NA NANA NA NA NA NA NA NA NA90NA110NA90NA 30 NA78NA102NA10NA11NA78 NA274NA 100 NA 78 NA125 NA 134 NA 126 NA 149 NA120 NA 230 NA 120 NA 90 NA3.2NA3.5NA0.40NA0.37NAMercurySW7471A0.410.59Silver SW6010B 6.1 6.1Zinc SW6010B 410 960PCBs in mg/kg DW3Aroclor-1221 SW8082Aroclor-1232 SW8082Aroclor-1242 SW8082Aroclor-1016 SW8082Aroclor-1248 SW8082Aroclor-1254 SW8082Aroclor-1260 SW8082Total PCBs SW8082 0.13 1.03.2NA3.5NA0.40NA0.37NA4 U NA 4 U NA 4 U NA 1 NA2200NA2650NA2890NA1250NA0.03 U NA 0.16 U NA 0.076 U NA 1.7 U NA0.03 U NA 0.16 U NA 0.076 U NA 1.7 U NA0.03 U NA 0.16 U NA 0.076 U NA 1.7 U NA0.03 U NA 0.16 U NA 0.076 U NA 1.7 U NA0.045 Y NA 0.24 Y NA 0.19 Y NA 3.4 Y NA0.13 NA 0.53 NA 0.61 NA 10 NA0.14 NA 0.73 NA 0.16 NA 2.8 NA0.27NA1.3NA0.77NA13NAPage 10 of 12Table 7Summary of Results for Filtered Suspended Solids Samples in the North Lateral SD LineLocation IDFilterEventCollection Date Method LAET 2LAETPAHs in mg/kg DW4Naphthalene SW8270D 2.1 2.4Acenaphthylene SW8270D 1.3 1.3Acenaphthene SW8270D 0.50 0.73Fluorene SW8270D 0.54 1.0Phenanthrene SW8270D 1.5 5.4Anthracene SW8270D 0.96 4.41-Methylnaphthalene SW8270D2-Methylnaphthalene SW8270D 0.67 1.4Fluoranthene SW8270D 1.7 2.5Pyrene SW8270D 2.6 3.3Benzo(a)anthracene SW8270D 1.3 1.6Chrysene SW8270D 1.4 2.8Benzo(b)fluoranthene SW8270DBenzo(k)fluoranthene SW8270DTotal Benzofluoranthenes SW8270D 3.2 3.6Benzo(a)pyrene SW8270D 1.6 3.0Indeno(1,2,3-cd)pyrene SW8270D 0.60 0.69Dibenz(a,h)anthracene SW8270D 0.23 0.54Benzo(g,h,i)perylene SW8270D 0.67 0.72Total LPAH5SW8270D 5.2 13Total HPAH6SW8270D 12 17DibenzofuranSW8270D0.540.7MH133 MH133 MH133 MH133 MH138 MH138 MH138 MH138Filter A Filter B Filter A Filter B Filter A Filter B Filter A Filter BEvent 9 Event 9 Event 10 Event 10 Event 9 Event 9 Event 10 Event 105/20/2010 5/20/2010 6/2/2010 6/2/20105/20/2010 5/20/2010 6/2/2010 6/2/2010NA NA NA 0.91 U NA NA NA 0.83 UNA NA NA 0.91 U NA NA NA 0.83 UNA NA NA1.2NA NA NA 0.83 UNA NA NA1.4NA NA NA 0.83 UNA NA NA13NA NA NA1.8NA NA NA2.2NA NA NA 0.83 UNA NA NA 0.91 U NA NA NA 0.83 UNA NA NA 0.91 U NA NA NA 0.83 UNA NA NA22NA NA NA4.0NA NA NA14NA NA NA3.5NA NA NA8.4NA NA NA 0.83 UNA NA NA11NA NA NA2NA NA NA 8.4 NA NA NA 1.2NA NA NA 8.4 NA NA NA 1.2NA NA NA17NA NA NA 2.4NA NA NA9.9NA NA NA 1.3NA NA NA6.2NA NA NA1.1NA NA NA2.7NA NA NA 0.83 UNA NA NA6.8NA NA NA1.5NA NA NA18NA NA NA 1.8NA NA NA98NA NA NA15.8NANANA0.91UNANANA0.83UDibenzofuranSW8270D0.540.7Dioxin/Furan (pg/g DW)72,3,7,8-TCDD E16131,2,3,7,8-PECDD E16131,2,3,4,7,8-HXCDD E16131,2,3,6,7,8-HXCDD E16131,2,3,7,8,9-HXCDD E16131,2,3,4,6,7,8-HPCDD E1613OCDD E16132,3,7,8-TCDF E16131,2,3,7,8-PECDF E16132,3,4,7,8-PECDF E1613NANANA0.91UNANANA0.83UNA 2.02 NA NA NA 0.793 K J NA NANA 9.27 J NA NA NA 3.68 K J NA NANA 14.9 NA NA NA 6.93 J NA NANA 28.2 NA NA NA 12.8 J NA NANA 29.6 NA NA NA 17.1 J NA NANA 421 NA NA NA 240 NA NANA 3750 B NA NA NA 1750 B NA NANA 26.4 NA NA NA 10.9 NA NANA 6.10 J NA NA NA 3.68 K J NA NANA 12.3 NA NA NA 11.7 J NA NAPage 11 of 12Table 7Summary of Results for Filtered Suspended Solids Samples in the North Lateral SD LineLocation IDFilterEventCollection Date Method LAET 2LAET1,2,3,4,7,8-HXCDF E16131,2,3,6,7,8-HXCDF E16131,2,3,7,8,9-HXCDF E16132,3,4,6,7,8-HXCDF E16131,2,3,4,6,7,8-HPCDF E16131,2,3,4,7,8,9-HPCDF E1613OCDF E1613DX Total (TEQ 0 DL) E1613DX Total (TEQ 1/2 DL) E1613MH133 MH133 MH133 MH133 MH138 MH138 MH138 MH138Filter A Filter B Filter A Filter B Filter A Filter B Filter A Filter BEvent 9 Event 9 Event 10 Event 10 Event 9 Event 9 Event 10 Event 105/20/2010 5/20/2010 6/2/2010 6/2/20105/20/2010 5/20/2010 6/2/2010 6/2/2010NA 11.8 NA NA NA 19.4 J NA NANA 9.00 J NA NA NA 9.29 J NA NANA 0.880 K J NA NA NA 0.483 K J NA NANA 13.1 NA NA NA 6.01 J NA NANA 92.3 NA NA NA 53.3 NA NANA 7.18 J NA NA NA 8.16 J NA NANA 189 B NA NA NA 120 B NA NANA 34.8 NA NA NA 15.4 NA NANA 34.9 NA NA NA 15.7 NA NAPage 12 of 12Table 8Summary of Results for Whole Water Samples at MH108Sample ID LS431 LS431 LS431 LS431 LS431 LS431 LS431Event Criteria Criteria Event 6 Event 7 Event 8 Event 9 Event 10 Base Flow 1 Base Flow 2Collection Date Method Type 2/11/2010 3/29/2010 4/27/2010 5/20/2010 6/2/2010 2/23/2010 6/30/2010Total Stormwater Flow (L)3230000 16260000 5868000 4901000 5187000 10400000 7108000Metals - Total (ug/L)Arsenic EPA200.8 36 MWC 1.95 1 1 1.9 0.8 2.4 1.4Cadmium EPA200.8 9.3 MWC 4.6 0.4 0.3 0.6 0.2 U16.50.2 UCalcium SW6010B 22200 5150 10900 9450 10200 27400 22600Chromium EPA200.8 57 FC 3.9 2 1.4 2.7 1 3.95 1.1Copper EPA200.8 3.1 MWC 2.59.6 7.1 14.15 0.85 2.2Lead EPA200.8 8.1 MWC 1.655 2 7 1 3.05 1 UMagnesium SW6010B 10200 1600 3860 3720 3830 14800 14200Mercury SW7470A 0.012 FC 0.1 U 0.1 U 0.1 U 0.1 U 0.1 U 0.1 U 0.1 UNickel EPA200.8 8.2 MWC 1.1 1.6 1 1.8 1.2 1.4 1.1Selenium EPA200.8 5 FC1 3.85 2 U 0.5 U 0.5 U 0.5 U5.80.5 USilver EPA200.8 1.9 MWA 0.04 U 0.2 U 0.2 U 0.2 U 0.2 U 0.04 U 0.2 UZinc EPA200.8 81 MWC 38.1 61 44 69 41 16.5 13Metals - Dissolved (ug/L)Arsenic EPA200.8 36 MWC 0.95 U 0.5 U 0.5 0.5 0.4 0.95 U 0.6Cadmium EPA200.8 9.3 MWC 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UCalcium SW6010B NA NA NA NA NA NAChromium EPA200.8 57 FC 1.15 0.5 U 0.50 0.5 U 0.50 1.6 0.5 UCopper EPA200.8 3.1 MWC 0.4 U 2.24.2 5.23.011.31.2Lead EPA200.8 8.1 MWC 0.2 U 1 U 1 U 1 U 1 U 0.2 U 1 UMagnesium SW6010B NA NA NA NA NA NAMercury SW7470A 0.012 FC 0.02 U 0.02 U NA 0.02 U 0.02 U 0.02 U 0.02 UNickelEPA200.88.2MWC1.050.5U0.90.80.71.51EPA200.8Selenium EPA200.8 5 FC1 1 U 2 U 0.5 U 0.5 U 0.5 U 1 U 0.5 USilver EPA200.8 1.9 MWA 0.04 U 0.2 U 0.2 U 0.2 U 0.2 U 0.04 U 0.2 UZinc EPA200.8 81 MWC 12.5 25 27 22 26 24.4 4 UPCBs (ug/L)Aroclor 1221 SW8082 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.01 UAroclor 1232 SW8082 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.01 UAroclor 1242 SW8082 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.014 0.016Aroclor 1016 SW8082 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.01 UAroclor 1248 SW8082 0.014 0.025 U 0.024 Y 0.025 Y 0.015 Y 0.01 U 0.01 UAroclor 1254 SW8082 0.014 0.081 0.016 0.031 0.01 U 0.01 U 0.01 UAroclor 1260 SW8082 0.01 U 0.016 0.01 U 0.012 0.01 U 0.01 U 0.01 UAroclor 1262 SW8082 NA NA NA NA NA NA NAAroclor 1268 SW8082 NA NA NA NA NA NA NATotal PCBs 0.014 FC0.028 0.097 0.016 0.0430.015 Y0.014 0.016Page 1 of 5Table 8Summary of Results for Whole Water Samples at MH108Sample ID LS431 LS431 LS431 LS431 LS431 LS431 LS431Event Criteria Criteria Event 6 Event 7 Event 8 Event 9 Event 10 Base Flow 1 Base Flow 2Collection Date Method Type 2/11/2010 3/29/2010 4/27/2010 5/20/2010 6/2/2010 2/23/2010 6/30/2010PAHs (ug/L)Naphthalene SW8270DSIM 0.05 0.028 0.02 0.26 0.021 0.035 0.039Acenaphthylene SW8270DSIM 0.01 U 0.01 U 0.01 U 0.056 0.01 U 0.01 U 0.01 UAcenaphthene SW8270DSIM 990 HHO 0.03 0.014 0.022 0.029 0.021 0.078 0.071Fluorene SW8270DSIM 5300 HHO 0.01 U 0.01 0.01 U 0.22 0.01 U 0.01 U 0.01 UPhenanthrene SW8270DSIM 0.037 0.18 0.056 1 0.037 0.027 0.01 UAnthracene SW8270DSIM 40,000 HHO 0.01 U 0.01 U 0.01 U 0.15 0.01 U 0.01 U 0.01 U1-Methylnaphthalene SW8270DSIM 0.047 0.014 0.021 Q 0.11 0.01 U 0.01 U 0.01 U2-Methylnaphthalene SW8270DSIM 0.056 0.019 0.017 0.16 0.01 U 0.011 0.01 UFluoranthene SW8270DSIM 140 HHO 0.094 0.42 0.01 U 0.83 0.15 0.053 0.015 QPyrene SW8270DSIM 4,000 HHO 0.069 0.26 0.056 0.36 0.088 0.041 0.012Benzo(a)anthracene SW8270DSIM 0.018 HHO0.019 0.0750.0170.18 0.0290.015 0.01 UChrysene SW8270DSIM 0.018 HHO0.07 0.18 Q 0.069 0.68 0.095 0.0320.01Benzo(b)fluoranthene SW8270DSIM 0.018 HHO0.042 0.14 0.042 0.28 0.064 0.0250.017Benzo(k)fluoranthene SW8270DSIM 0.018 HHO0.042 0.14 0.042 0.28 0.064 0.0260.017Benzo(a)pyrene SW8270DSIM 0.018 HHO0.032 0.11 0.03 0.2 0.053 0.020.01 UIndeno(1,2,3-cd)pyrene SW8270DSIM 0.018 HHO3 0.095 0.028 0.19 0.0480.014 0.01 UDibenz(a,h)anthracene SW8270DSIM 0.018 HHO 0.01 U0.0340.010.0690.015 0.01 U 0.01 UBenzo(g,h,i)perylene SW8270DSIM 0.035 0.11 0.031 0.24 0.054 0.018 0.01 UTotal LPAH SW8270DSIM 0.12 0.23 0.098 1.7 0.079 0.14 0.11Total HPAH SW8270DSIM 3.4 1.6 0.33 3.3 0.66 0.24 0.056Chlorinated Hydrocarbons (ug/L)1,3-Dichlorobenzene SW8260C 960 HHO0.2 U0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,4-DichlorobenzeneSW8260C190HHO0.2U0.2U0.2U0.2U0.2U0.2U0.2U-DichlorobenzeneSW8260C1,2-Dichlorobenzene SW8260C 1,300 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,2,4-Trichlorobenzene SW8260C 70 HHO 0.5 U 0.5 U 0.2 U 0.5 U 0.5 U 0.5 U 0.5 UHexachlorobenzene SW8081B/8270D 0.00029 HHO 1 U 1 U 1 U 1 U 1 U 1 U 1 UPhthalates (ug/L)Dimethylphthalate SW8270D 1,100,000 HHO 1 U 1 U 1 U 1 U 1 U 1 U 1 UDiethylphthalate SW8270D 44,000 HHO 1 U 1 U 1 U 1 U 1 U 1 U 1 UDi-n-Butylphthalate SW8270D 4,500 HHO 1 U 1 U 1 U 1.1 1 U 1 U 1 UDi-n-Octyl phthalate SW8270D 1 U 1 U 1 U 1.8 1.1 1 U 1 UButylbenzylphthalate SW8270D 1,900 HHO 1 U 1 U 1 U 1 U 1 U 1 U 1 Ubis(2-Ethylhexyl)phthalate SW8270D 2.2 HHO 1 U 1.4 1.8 1 U 1 U 1 U 1 UPhenols (ug/L)Phenol SW8270D 860,000 HHO 1 U 1 U 1 U 1 U 1 U 1 U 1 U2-Methylphenol SW8270D 1 U 1 U 1 U 1 U 1 U 1 U 1 U4-Methylphenol SW8270D 1 U 1 U 1 U 1 U 1 U 1 U 1 U2,4-Dimethylphenol SW8270D 850 HHO 1 U 1 U 1 U 1 U 1 U 1 U 1 UPentachlorophenol SW8270D 7.9 MWC 5 U 5 U 5 U 5 U 5 U 5 U 5 UPage 2 of 5Table 8Summary of Results for Whole Water Samples at MH108Sample ID LS431 LS431 LS431 LS431 LS431 LS431 LS431Event Criteria Criteria Event 6 Event 7 Event 8 Event 9 Event 10 Base Flow 1 Base Flow 2Collection Date Method Type 2/11/2010 3/29/2010 4/27/2010 5/20/2010 6/2/2010 2/23/2010 6/30/2010Miscellaneous Extractables (ug/L)Benzyl Alcohol SW8270D 5 U 5 U 5 U 5 U 5 U 5 U 5 UBenzoic Acid SW8270D 10 U 10 U 10 U 10 U 10 U 10 U 10 UDibenzofuran SW8270DSIM 0.01 U 0.01 U 1 U 0.038 0.01 U 0.01 U 0.01 UHexachlorobutadiene SW8081B/8260C 18 HHO 0.5 U 1 U 0.5 U 1 U 0.5 U 0.5 U 0.5 UN-Nitrosodiphenylamine SW8270D 6 HHO 1 U 5 U 5 U 5 U 5 U 1 U 5 UVolatile Organics (ug/L)Trichloroethene SW8260C 30 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,1,1,2-Tetrachloroethane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,1,2,2-Tetrachloroethane SW8260C 4 HHO0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UEthylbenzene SW8260C 2,100 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Um, p-Xylene SW8260C 0.4 U 0.4 U 0.4 U 0.4 U 0.4 U 0.4 U 0.4 Uo-Xylene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UMiscellaneous 8260 VOCs (ug/L)Acrolein SW8260C 3 FWC 5 U 5 U 5 U 5 5 U 5 U 5 UMethyl Iodide SW8260C 1 U 1 U 1 U 1 1 U 1 U 1 UBromoethane SW8260C 0.2 U 0.2 U 0.2 U 0.2 0.2 U 0.2 U 0.2 UAcrylonitrile SW8260C 0.25 HHO 1 U 1 U 1 U 1 U 1 U 1 U 1 U1,1-Dichloropropene SW8260C 0.2 U 0.2 U 0 U 0.2 U 0.2 U 0.2 U 0.2 UDibromomethane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,2-Dibromo-3-chloropropane SW8260C 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U1,2,3-Trichloropropane SW8260C 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 Utrans-1,4-Dichloro-2-butene SW8260C 1 U 1 U 1 U 1 U 1 U 1 U 1 U1,3,5-TrimethylbenzeneSW8260C0.2U0.2U0.2U0.2U0.2U0.2U0.2U-TrimethylbenzeneSW8260C1,2,4-Trimethylbenzene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UEthylene Dibromide SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UBromochloromethane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U2,2-Dichloropropane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,3-Dichloropropane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UIsopropylbenzene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Un-Propylbenzene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UBromobenzene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U2-Chlorotoluene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U4-Chlorotoluene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Utert-Butylbenzene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Usec-Butylbenzene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U4-Isopropyltoluene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Un-Butylbenzene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,2,3-Trichlorobenzene SW8260C 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 UChloromethane SW8260C 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 UPage 3 of 5Table 8Summary of Results for Whole Water Samples at MH108Sample ID LS431 LS431 LS431 LS431 LS431 LS431 LS431Event Criteria Criteria Event 6 Event 7 Event 8 Event 9 Event 10 Base Flow 1 Base Flow 2Collection Date Method Type 2/11/2010 3/29/2010 4/27/2010 5/20/2010 6/2/2010 2/23/2010 6/30/2010Bromomethane SW8260C 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 1 UVinyl Chloride SW8260C 2.4 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UChloroethane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UMethylene Chloride SW8260C 590 HHO 1.6 1.2 1.2 1.3 1.9 1.2 2.1Acetone SW8260C 5.1 7.1 9.6 8.5 7.6 5 U 7.8Carbon Disulfide SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,1-Dichloroethene SW8260C 7,100 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,1-Dichloroethane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Utrans-1,2-Dichloroethene SW8260C 10,000 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Ucis-1,2-Dichloroethene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UChloroform SW8260C 470 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,2-Dichloroethane SW8260C 37 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U2-Butanone SW8260C 26 20 10 6 19 21 11 Q2-Butanone (grab) SW8260C NA NA NA NA NA NA NA1,1,1-Trichloroethane SW8260C 16 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UCarbon Tetrachloride SW8260C 1.6 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UVinyl Acetate SW8260C 1 U 1 U 1 U 1 U 1 U 1 U 1 UBromodichloromethane SW8260C 17 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,2-Dichloropropane SW8260C 15 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Ucis-1,3-Dichloropropene SW8260C 21 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UDibromochloromethane SW8260C 13 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,1,2-Trichloroethane SW8260C 16 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UBenzene SW8260C 51 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Utrans,3-DichloropropeneSW8260C21HHO0.2U0.2U0.2U0.2U0.2U0.2U0.2U-1-DichloropropeneSW8260C2-Chloroethylvinylether SW8260C 1 U 1 U 1 U 1 U 1 U 1 U 1 UBromoform SW8260C 140 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U4-Methyl-2-Pentanone (MIBK)SW8260C 5 U 5 U 5 U 5 U 5 U 5 U 5 U2-Hexanone SW8260C 5 U 5 U 5 U 5 U 5 U 5 U 5 UTetrachloroethene SW8260C 3.3 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UToluene SW8260C 15,000 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UChlorobenzene SW8260C 1,600 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UStyrene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UTrichlorofluoromethane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,1,2-Trichloro-1,2,2-trifluoroeSW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UConventionalspH PH 7.45 6.82 7.07 7.07 7.69 7.43 7.7Alkalinity (mg/L) SM2320 116 24.9 55.4 53.2 59.1 172 172Carbonate (mg/L) SM2320 1 U 1 U 1 U 1 U 1 U 1 U 1 UBicarbonate (mg/L) SM2320 116 24.9 55.4 53.2 59.1 172 172Hydroxide (mg/L) SM2320 1 U 1 U 1 U 1 U 1 U 1 U 1 UPage 4 of 5Table 8Summary of Results for Whole Water Samples at MH108Sample ID LS431 LS431 LS431 LS431 LS431 LS431 LS431Event Criteria Criteria Event 6 Event 7 Event 8 Event 9 Event 10 Base Flow 1 Base Flow 2Collection Date Method Type 2/11/2010 3/29/2010 4/27/2010 5/20/2010 6/2/2010 2/23/2010 6/30/2010Hardness as CaC03 - Dissolv SW6010B NA NA NA NA NA NA NAHardness as CaC03 - Total (mSW6010B 89 19 43 39 41 110 110TSS (mg/L) EPA160.2 22 62.3 16.3 41 25.4 27.8 27.8Chloride (mg/L) EPA300.0 23.6 3.4 7.7 8.5 8.5 34.3 34.1Nitrate (mg/L) EPA300.0 0.3 0.1 0.2 0.2 0.2 0.3 0.6Sulfate (mg/L) EPA300.0 6.6 1.6 3 2.4 0.2 6.5 3.3DOC (mg/L) EPA415.1 5.05 2.76 3.51 5.22 3.79 5.29 6.35TOC (mg/L) EPA415.1 6.51 4.28 4.51 6.34 4.91 6.5 9.11MRLs reported for all undetected resultsGray highlighting indicates exceedance of the listed WQCGreen highlighting indicates chemical not detected at areporting limit that exceeds the water quality criteriaPeach highlighting indicates data have not been received(a) Limit is based on total recoverable fraction of the metal(b) Chlorinated hydrocarbons analyzed by 8270DFC - Freshwater Chronic CriteraFA - Freshwater Acute CriteriaMWC - Marine Chronic CriteriaMWA - Marine Acute CriteriaHHO - Human Health Criteria, organisms only; based on dissolved contaminant conc'nsU - Target analyte not detected at the reported concentration.B - Analyte detected in an associated method blankJ - Estimated concentration when the value is less than established reporting limits.YEquivalent to a U qualifier with a raised reporting limit-EquivalenttoaUqualifierwitharaisedreportinglimit.NA - Not analyzedPage 5 of 5Table 9Summary of Results for Whole Water Samples at LS431Sample ID MH108 MH108 MH108 MH108 MH108 MH108 MH108Event Criteria Criteria Event 6 Event 7 Event 8 Event 9 Event 10 Base Flow 1 Base Flow 2Collection Date Method Type 2/11/2010 3/29/2010 4/27/2010 5/20/2010 6/2/2010 2/23/2010 6/29/2010Total Stormwater Flow (L)8498700 2541000 1168000 756700 955000 585700 890600Metals - Total (ug/L)Arsenic EPA200.8 36 MWC 1.6 1.6 0.9 1.6 1 3.1 3Cadmium EPA200.8 9.3 MWC15.90.6 0.3 0.5 0.2 U14.90.2 UCalcium SW6010B 27800 6010 8850 9580 10400 42600 34400Chromium EPA200.8 57 FC 2.65 3.4 0.60 2.2 0.70 2.1 0.5 UCopper EPA200.8 3.1 MWC8.8 33.2 12.1 27.5 9.72.63.9Lead EPA200.8 8.1 MWC 3.0141.0101.0 1.9 1.0Magnesium SW6010B 7200 1460 2030 2500 2760 10900 10400Mercury SW7470A 0.012 FC 0.1 U 0.1 U 0.1 U 0.1 U 0.1 U 0.1 U 0.1 UNickel EPA200.8 8.2 MWC 2.1 5.1 1.2 2.8 1.6 2.15 1.4Selenium EPA200.8 5 FC15.10.5 U 0.5 U 0.5 U 0.5 U 4.8 0.6Silver EPA200.8 1.9 MWA 0.04 U 0.2 U 0.2 U 0.2 U 0.2 U 0.04 U 0.2 UZinc EPA200.8 81 MWC 63.81147310363 13.1 16Metals - Dissolved (ug/L)Arsenic EPA200.8 36 MWC 0.95 U 0.4 0.5 0.6 0.4 0.95 U 0.9Cadmium EPA200.8 9.3 MWC 0.2 U 0.2 U 0.2 0.2 U 0.2 U 0.2 U 0.2 UCalcium SW6010B NA NA NA NA NA NAChromium EPA200.8 57 FC 1.05 0.5 U 0.5 U 0.5 U 0.5 U 1.1 0.5 UCopper EPA200.8 3.1 MWC9.35 3.7 7.7 11 7.5 8.91.3Lead EPA200.8 8.1 MWC 0.2 U 1 U 1 U 1 U 1 U 0.2 U 1 UMagnesium SW6010B NA NA NA NA NA NAMercury SW7470A 0.012 FC 0.02 U 0.02 U NA 0.02 U 0.02 U 0.02 U 0.02 UNickelEPA200.88.2MWC1.650.81.11.31.121.1EPA200.8Selenium EPA200.8 5 FC1 1 U 0.5 U 0.5 U 0.5 U 0.5 U 1 U 0.6Silver EPA200.8 1.9 MWA 0.04 U 0.2 U 0.2 U 0.2 U 0.2 U 0.04 U 0.2 UZinc EPA200.8 81 MWC 33.6 52 59 59 44 18.7 4 UPCBs (ug/L)Aroclor 1221 SW8082 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.01 UAroclor 1232 SW8082 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.01 UAroclor 1242 SW8082 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.14 0.15Aroclor 1016 SW8082 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.01 UAroclor 1248 SW8082 0.075 0.1 U 0.038 Y 0.1 Y 0.05 Y 0.01 U 0.01 UAroclor 1254 SW8082 0.07 0.096 0.027 0.093 0.046 0.08 0.12Aroclor 1260 SW8082 0.01 U 0.023 0.01 U 0.015 0.01 U 0.01 U 0.012 YAroclor 1262 SW8082 NA NA NA NA NA NA NAAroclor 1268 SW8082 NA NA NA NA NA NA NATotal PCBs 0.014 FC0.145 0.119 0.027 0.108 0.046 0.22 0.27Page 1 of 5Table 9Summary of Results for Whole Water Samples at LS431Sample ID MH108 MH108 MH108 MH108 MH108 MH108 MH108Event Criteria Criteria Event 6 Event 7 Event 8 Event 9 Event 10 Base Flow 1 Base Flow 2Collection Date Method Type 2/11/2010 3/29/2010 4/27/2010 5/20/2010 6/2/2010 2/23/2010 6/29/2010PAHs (ug/L)Naphthalene SW8270DSIM 0.27 0.024 0.014 U 0.029 0.012 0.024 0.027Acenaphthylene SW8270DSIM 0.01 0.01 U 0.01 U 0.01 U 0.01 U 0.01 U 0.01 UAcenaphthene SW8270DSIM 990 HHO 0.013 0.01 U 0.01 U 0.01 U 0.01 U 0.011 0.018Fluorene SW8270DSIM 5300 HHO 0.016 0.016 0.01 U 0.012 0.01 U 0.01 U 0.01 UPhenanthrene SW8270DSIM 0.034 0.26 0.064 0.19 0.022 0.01 U 0.019Anthracene SW8270DSIM 40,000 HHO 0.01 U 0.022 0.01 U 0.013 0.01 U 0.01 U 0.01 U1-Methylnaphthalene SW8270DSIM 0.28 0.013 0.01 Q 0.012 0.01 U 0.01 U 0.01 U2-Methylnaphthalene SW8270DSIM 0.37 0.016 0.01 U 0.017 0.01 U 0.01 U 0.01 UFluoranthene SW8270DSIM 140 HHO 0.044 0.56 0.12 0.44 0.074 0.01 U 0.03Pyrene SW8270DSIM 4,000 HHO 0.026 0.4 0.053 0.25 0.037 0.01 U 0.029Benzo(a)anthracene SW8270DSIM 0.018 HHO 0.01 U0.150.01 U0.0690.01 U 0.01 U 0.01 UChrysene SW8270DSIM 0.018 HHO 0.0170.25 0.026 0.25 0.0280.01 U 0.012Benzo(b)fluoranthene SW8270DSIM 0.018 HHO 0.01 U0.220.01 U0.160.015 0.01 U0.018Benzo(k)fluoranthene SW8270DSIM 0.018 HHO 0.01 U0.220.01 U0.160.015 0.01 U0.018Benzo(a)pyrene SW8270DSIM 0.018 HHO 0.01 U0.20.01 U0.130.013 0.01 U 0.01 UIndeno(1,2,3-cd)pyrene SW8270DSIM 0.018 HHO 0.01 U0.160.01 U0.10.011 0.01 U 0.01 UDibenz(a,h)anthracene SW8270DSIM 0.018 HHO 0.01 U0.0620.01 U0.0350.01 U 0.01 U 0.01 UBenzo(g,h,i)perylene SW8270DSIM 0.01 U 0.2 0.01 U 0.14 0.014 0.01 U 0.01 UTotal LPAH SW8270DSIM 0.34 0.32 0.064 0.24 0.034 0.035 0.064Total HPAH SW8270DSIM 0.087 2.4 0.2 1.7 0.21 0.01 U 0.11Chlorinated Hydrocarbons (ug/L)1,3-Dichlorobenzene SW8260C 960 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,4-DichlorobenzeneSW8260C190HHO0.2U0.2U0.2U0.2U0.2U0.2U0.2U-DichlorobenzeneSW8260C1,2-Dichlorobenzene SW8260C 1,300 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,2,4-Trichlorobenzene SW8260C 70 HHO 0.5 U 1 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 UHexachlorobenzene SW8081B/8270D 0.00029 HHO 1 U 1 U 1 U 1 U 1 U 1 U 1 UPhthalates (ug/L)Dimethylphthalate SW8270D 1,100,000 HHO 1 U 1 U 1 U 1 U 1 U 1 U 1 UDiethylphthalate SW8270D 44,000 HHO 1 U 1 U 1 U 1 U 1 U 1 U 1 UDi-n-Butylphthalate SW8270D 4,500 HHO 1 U 1 U 1.3 1 U 1 U 1 U 1 UDi-n-Octyl phthalate SW8270D 1 U 1 U 1 U 1 U 1 U 1 U 1 UButylbenzylphthalate SW8270D 1,900 HHO 1 U 1 U 1 U 1 U 1 U 1 U 1 Ubis(2-Ethylhexyl)phthalate SW8270D 2.2 HHO 2.14.41 U 1 U 1.1 1 U 1 UPhenols (ug/L)Phenol SW8270D 860,000 HHO 1 U 1 U 1 U 1 U 1 U 1 U 1 U2-Methylphenol SW8270D 1 U 1 U 1 U 1 U 1 U 1 U 1 U4-Methylphenol SW8270D 1 U 1 U 1 U 1 U 1 U 1 U 1 U2,4-Dimethylphenol SW8270D 850 HHO 1 U 1 U 1 U 1 U 1 U 1 U 1 UPentachlorophenol SW8270D 7.9 MWC 5 U 5 U 5 U 5 U 5 U 5 U 5 UPage 2 of 5Table 9Summary of Results for Whole Water Samples at LS431Sample ID MH108 MH108 MH108 MH108 MH108 MH108 MH108Event Criteria Criteria Event 6 Event 7 Event 8 Event 9 Event 10 Base Flow 1 Base Flow 2Collection Date Method Type 2/11/2010 3/29/2010 4/27/2010 5/20/2010 6/2/2010 2/23/2010 6/29/2010Miscellaneous Extractables (ug/L)Benzyl Alcohol SW8270D 5 U 5 U 5 U 5 U 5 U 5 U 5 UBenzoic Acid SW8270D 10 U 10 U 10 U 10 U 10 U 10 U 10 UDibenzofuran SW8270DSIM 0.017 0.016 1 U 0.011 0.01 U 0.01 U 0.01 UHexachlorobutadiene SW8081B/8260C 18 HHO 1 U 1 U 1 U 1 U 0.5 U 1 U 0.5 UN-Nitrosodiphenylamine SW8270D 6 HHO 1 U 5 U 5 U 5 U 5 U 1 U 5 UVolatile Organics (ug/L)Trichloroethene SW8260C 30 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,1,1,2-Tetrachloroethane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,1,2,2-Tetrachloroethane SW8260C 4 HHO0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UEthylbenzene SW8260C 2,100 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Um, p-Xylene SW8260C 0.4 U 0.1 U 0.4 U 0.4 U 0.4 U 0.4 U 0.4 Uo-Xylene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UMiscellaneous 8260 VOCs (ug/L)Acrolein SW8260C 3 FWC 5 U 5 U 5 U 5 U 5 U 5 U 5 UMethyl Iodide SW8260C 1 U 1 U 1 U 1 U 1 U 1 U 1 UBromoethane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UAcrylonitrile SW8260C 0.25 HHO 1 U 1 U 1 U 1 U 1 U 1 U 1 U1,1-Dichloropropene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UDibromomethane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,2-Dibromo-3-chloropropane SW8260C 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U1,2,3-Trichloropropane SW8260C 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 Utrans-1,4-Dichloro-2-butene SW8260C 1 U 1 U 1 U 1 U 1 U 1 U 1 U1,3,5-TrimethylbenzeneSW8260C0.2U0.2U0.2U0.2U0.2U0.2U0.2U-TrimethylbenzeneSW8260C1,2,4-Trimethylbenzene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UEthylene Dibromide SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UBromochloromethane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U2,2-Dichloropropane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,3-Dichloropropane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UIsopropylbenzene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Un-Propylbenzene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UBromobenzene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U2-Chlorotoluene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U4-Chlorotoluene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Utert-Butylbenzene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Usec-Butylbenzene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U4-Isopropyltoluene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Un-Butylbenzene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,2,3-Trichlorobenzene SW8260C 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 UChloromethane SW8260C 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 UPage 3 of 5Table 9Summary of Results for Whole Water Samples at LS431Sample ID MH108 MH108 MH108 MH108 MH108 MH108 MH108Event Criteria Criteria Event 6 Event 7 Event 8 Event 9 Event 10 Base Flow 1 Base Flow 2Collection Date Method Type 2/11/2010 3/29/2010 4/27/2010 5/20/2010 6/2/2010 2/23/2010 6/29/2010Bromomethane SW8260C 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 0.5 U 1 UVinyl Chloride SW8260C 2.4 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UChloroethane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UMethylene Chloride SW8260C 590 HHO 1.2 0.5 U 1.5 U 1.1 3.1 1.2 2.3Acetone SW8260C 5.4 5 U 9 8.1 5 U 5 U 9.9Carbon Disulfide SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,1-Dichloroethene SW8260C 7,100 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,1-Dichloroethane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Utrans-1,2-Dichloroethene SW8260C 10,000 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Ucis-1,2-Dichloroethene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UChloroform SW8260C 470 HHO 0.3 0.2 U 0.2 U 0.2 U 0.2 U 0.4 0.71,2-Dichloroethane SW8260C 37 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U2-Butanone SW8260C 38 35 12 9 5 19 172-Butanone (grab) SW8260C 5 U NA NA NA NA NA NA1,1,1-Trichloroethane SW8260C 16 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UCarbon Tetrachloride SW8260C 1.6 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UVinyl Acetate SW8260C 1 U 1 U 1 U 1 U 1 U 1 U 1 UBromodichloromethane SW8260C 17 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,2-Dichloropropane SW8260C 15 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Ucis-1,3-Dichloropropene SW8260C 21 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UDibromochloromethane SW8260C 13 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,1,2-Trichloroethane SW8260C 16 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UBenzene SW8260C 51 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 Utrans,3-DichloropropeneSW8260C21HHO0.2U0.2U0.2U0.2U0.2U0.2U0.2U-1-DichloropropeneSW8260C2-Chloroethylvinylether SW8260C 1 U 1 U 1 U 1 U 1 U 1 U 1 UBromoform SW8260C 140 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U4-Methyl-2-Pentanone (MIBK)SW8260C 5 U 5 U 5 U 5 U 5 U 5 U 5 U2-Hexanone SW8260C 5 U 5 U 5 U 5 U 5 U 5 U 5 UTetrachloroethene SW8260C 3.3 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UToluene SW8260C 15,000 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UChlorobenzene SW8260C 1,600 HHO 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UStyrene SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UTrichlorofluoromethane SW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U1,1,2-Trichloro-1,2,2-trifluoroeSW8260C 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 U 0.2 UConventionalspH PH 7.2 6.75 6.74 6.93 7.33 7.15 7.39Alkalinity (mg/L) SM2320 86 22.5 32.9 38.7 46.3 133 140Carbonate (mg/L) SM2320 1 U 1 U 1 U 1 U 1 U 1 U 1 UBicarbonate (mg/L) SM2320 86 22.5 32.9 38.7 46.3 133 140Hydroxide (mg/L) SM2320 1 U 1 U 1 U 1 U 1 U 1 U 1 UPage 4 of 5Table 9Summary of Results for Whole Water Samples at LS431Sample ID MH108 MH108 MH108 MH108 MH108 MH108 MH108Event Criteria Criteria Event 6 Event 7 Event 8 Event 9 Event 10 Base Flow 1 Base Flow 2Collection Date Method Type 2/11/2010 3/29/2010 4/27/2010 5/20/2010 6/2/2010 2/23/2010 6/29/2010Hardness as CaC03 - Dissolv SW6010B NA NA NA NA NA NA NAHardness as CaC03 - Total (mSW6010B 88 21 30 34 37 130 130TSS (mg/L) EPA160.2 16.8 75.9 5.6 47.6 8.1 7.6 35Chloride (mg/L) EPA300.0 4.1 1.3 1.9 2.5 1.7 6.5 5.2Nitrate (mg/L) EPA300.0 0.7 0.2 0.4 0.3 0.4 1.1 1.2Sulfate (mg/L) EPA300.0 14.2 2.9 5 4.9 5 24.9 16DOC (mg/L) EPA415.1 3.78 1.97 3.07 5.4 3.18 3.74 4.48TOC (mg/L) EPA415.1 4.7 3.35 3.6 6.72 3.74 4.34 7.64MRLs reported for all undetected resultsGray highlighting indicates exceedance of the listed WQCGreen highlighting indicates chemical not detected at areporting limit that exceeds the water quality criteriaPeach highlighting indicates data have not been received(a) Limit is based on total recoverable fraction of the metal(b) Chlorinated hydrocarbons analyzed by 8270DFC - Freshwater Chronic CriteraFA - Freshwater Acute CriteriaMWC - Marine Chronic CriteriaMWA - Marine Acute CriteriaHHO - Human Health Criteria, organisms only; based on dissolved contaminant conc'nsU - Target analyte not detected at the reported concentration.B - Analyte detected in an associated method blankJ - Estimated concentration when the value is less than established reporting limits.YEquivalent to a U qualifier with a raised reporting limit-EquivalenttoaUqualifierwitharaisedreportinglimit.NA - Not analyzedPage 5 of 5Table 10Summary of Results for Analysis by Grain Size FractionationSample IDLocation IDComposite DateSize Fraction<63μm LQ 63-250μm LQ 250-500μm LQ >500μm LQ <63μm LQ 63-250μm LQ 250-500μm LQ >500μm LQ <63μm LQ 63-250μm LQ 250-500μm LQ >500μm LQTOC in % DWTOC 8.01 6.02 2.2 3.46 10.2 3.33 1.02 2.36 7.85 0.629 1.01 0.02 UPCBs inμg/kg DWAroclor-1221 65 U 64 U 64 U 64 U 44 U 32 U 32 U 48 U 55 U 31 U 32 U 32 UAroclor-1232 65 U 64 U 64 U 64 U 44 U 32 U 32 U 48 U 55 U 31 U 32 U 32 UAroclor-1242 65 U 64 U 64 U 64 U 44 U 32 U 32 U 48 U 55 U 31 U 32 U 32 UAroclor-1016 65 U 64 U 64 U 64 U 44 U 32 U 32 U 48 U 55 U 31 U 32 U 32 UAroclor-1248 330 Y 160 Y 97 Y 160 Y 330 Y 160 Y 63 Y 190 Y 410 Y 160 Y 64 Y 320 YAroclor-1254 1100 520 240 610 600 300 150 710 980 390 170 1100Aroclor-1260 260 140 70 160 180 100 61 210 300 140 71 260Total PCBs 1360 660 310 770 780 400 211 920 1280 530 241 1360Metals in mg/kg DWArsenic 70 U 8 U 6 U 7 U NA NA NA NA NA NA NA NACadmium 11 2.4 4.8 5.9 NA NA NA NA NA NA NA NAChromium 99 23.3 16.6 29 NA NA NA NA NA NA NA NACopper 213 40.6 19.9 50.2 NA NA NA NA NA NA NA NALead 340 54 28 105 NA NA NA NA NA NA NA NAMercury 0.3 0.07 0.05 0.12 NA NA NA NA NA NA NA NASilver 4 U 0.5 U 0.4 U 0.4 U NA NA NA NA NA NA NA NAZinc 1120 209 157 262 NA NA NA NA NA NA NA NALPAH in ug/kg DWNaphthalene NA NA NA NA 110 U 15 U 6.6 48 U 53 14 U 14 U 1300Acenaphthylene NA NA NA NA 110 U 15 U 4.7 U 48 U 35 U 14 U 14 U 490 UAcenaphthene NA NA NA NA 110 U 16 6.2 48 U 35 U 14 U 29 1900Fluorene NA NA NA NA 110 U 18 7.1 48 U 39 14 29 2700Phenanthrene NA NA NA NA 740 290 68 300 930 210 300 240004/1/2010 5/27/2010 5/27/2010LS431V-Comp-1-S LS431V-Comp-3-S LS431V-Comp-4-SLS431 Vault LS431 Vault LS431 VaultAnthracene NA NA NA NA 110 U 36 17 96 64 26 63 39002-Methylnaphthalene NA NA NA NA 110 U 15 U 4.7 U 48 U 35 U 14 U 14 U 490Total LPAH NA NA NA NA 740 360 104.9 396 1086 250 421 34290HPAH in ug/kg DWFluoranthene NA NA NA NA 2100 800 210 1300 3000 600 540 31000Pyrene NA NA NA NA 1600 590 180 1200 1800 440 420 24000Benzo(a)anthracene NA NA NA NA 480 250 89 650 510 180 200 11000Chrysene NA NA NA NA 1900 550 140 920 2400 400 270 12000Benzo(b)fluoranthene NA NA NA NA 1200 390 98 740 1400 280 170 8100Benzo(k)fluoranthene NA NA NA NA 1200 390 98 740 1400 280 170 8100Benzo(a)pyrene NA NA NA NA 850 380 100 1000 990 270 200 11000Indeno(1,2,3-cd)pyrene NA NA NA NA 960 320 84 740 1000 230 140 7100Dibenz(a,h)anthracene NA NA NA NA 320 130 40 290 330 95 62 3200Benzo(g,h,i)perylene NA NA NA NA 1200 Q 430 97 870 1400 280 160 8100Total HPAH NA NA NA NA 11810 4230 1136 8450 14230 3055 2332 123600Notes:U: The compound was analyzed for, but was not detected ("non-detect") at or above the MDL.Y: The analyte is not detected, but the reporting limit has been raised due to chromatographic interference.Page 1 of 1

# Table 11

Summary of Results for Parking Lot Surface Solids Samples

Location ID D283A D434AN D434AS D435BN D435BS D436A

Collection Date Method LAET 2LAET 7/13/2010 7/13/2010 7/13/2010 7/13/2010 7/13/2010 7/13/2010

Total Solids (% ww) EPA160.3 99.3 99.8 99.6 99.3 99.2 99.6

Total Organic Carbon (% DW) PLUMB81 12.8 6.83 11 9.23 8.29 9.17

Grain Size (%)

Gravel PSEP-PS 4.1 12.2 11.9 6.9 2.8 16.6

Very Coarse Sand PSEP-PS 8.4 20.1 17.8 11 7.6 13.5

Coarse Sand PSEP-PS 17.7 28.3 23.4 24.2 15.8 17.6

Medium Sand PSEP-PS 29 19.7 22.9 28.7 27.8 23

Fine Sand PSEP-PS 19.1 8 11.6 13.5 18.5 14.6

Very Fine Sand PSEP-PS 10 4.1 5 5.5 10.2 7

Coarse Silt PSEP-PS 4.9 3.7 3.3 4.5 5.1 4.6

Medium Silt PSEP-PS 4.2 2.8 2.6 3.5 7.8 2.2

Fine Silt PSEP-PS 1.5 0.8 0.9 1.3 2.6 0.7

Very Fine Silt PSEP-PS 0.6 0.3 0.4 0.5 0.9 0.3

Clay PSEP-PS 0.5 0.2 0.3 0.5 0.8 0.2

Total Fines PSEP-PS 11.7 7.8 7.5 10.3 17.2 7.9

Metals in mg/kg DW

Arsenic SW6010B 57 93 18 9 20 20 30 40

Cadmium SW6010B 5.1 6.7 2.4 1.2 1.5 3 3.4 3.2

Chromium SW6010B 260 270 128 62.8 69.5 120 105 137

Copper SW6010B 390 390 110 62 104 146 128 97.3

Lead SW6010B 450 530 427 75 126 252 292 387

Mercury SW7471A 0.41 0.59 0.12 0.03 0.05 0.08 0.08 0.05

Silver SW6010B 6.1 6.1 0.3 U 0.3 U 0.3 U 0.7 U 0.7 U 0.7 U

Zinc SW6010B 410 960 585 466 684 756 724 652

PCBs in mg/kg DW

Aroclor-1221 SW8082 0.025 U 0.019 U 0.019 U 0.019 U 0.019 U 0.019 U

Aroclor-1232 SW8082 0.025 U 0.019 U 0.019 U 0.019 U 0.019 U 0.019 U

Aroclor-1242 SW8082 0.025 U 0.019 U 0.019 U 0.019 U 0.019 U 0.019 U

Aroclor-1016 SW8082 0.025 U 0.019 U 0.019 U 0.019 U 0.019 U 0.019 U

Aroclor-1248 SW8082 0.074 Y 0.026 0.053 0.048 0.043 0.048 Y

Aroclor-1254 SW8082 0.16 0.042 0.065 0.076 0.070 0.089

Aroclor-1260 SW8082 0.18 0.048 0.087 0.19 0.14 0.11

Total PCBs SW8082 0.13 1.0 0.34 0.116 0.205 0.314 0.253 0.199

PAHs in mg/kg DW

Naphthalene SW8270DSIM 2.1 2.4 0.050 U 0.046 U 0.045 U 0.046 U 0.023 U 0.046 U

Acenaphthylene SW8270DSIM 1.3 1.3 0.050 U 0.046 U 0.045 U 0.046 U 0.023 U 0.046 U

Acenaphthene SW8270DSIM 0.50 0.73 0.050 U 0.046 U 0.045 U 0.046 U 0.023 U 0.046 U p

Fluorene SW8270DSIM 0.54 1.0 0.050 U 0.046 U 0.045 U 0.046 U 0.023 U 0.046 U

Phenanthrene SW8270DSIM 1.5 5.4 0.72 0.22 0.28 0.22 0.12 0.37

Anthracene SW8270DSIM 0.96 4.4 0.050 0.046 U 0.045 U 0.046 U 0.023 U 0.046 U

1-Methylnaphthalene SW8270DSIM 0.050 U 0.046 U 0.045 U 0.046 U 0.023 U 0.046 U

2-Methylnaphthalene SW8270DSIM 0.67 1.4 0.050 U 0.046 U 0.045 U 0.046 U 0.023 U 0.046 U

Fluoranthene SW8270DSIM 1.7 2.5 1.5 0.44 0.62 0.45 0.23 0.75

Pyrene SW8270DSIM 2.6 3.3 1.4 0.37 0.56 0.39 0.20 0.64

Benzo(a)anthracene SW8270DSIM 1.3 1.6 0.42 0.11 0.15 0.12 0.064 0.17

Chrysene SW8270DSIM 1.4 2.8 0.68 0.21 0.28 0.24 0.12 0.34

Total Benzofluoranthenes SW8270DSIM 3.2 3.6 1.3 0.34 0.53 0.40 0.21 0.61

Benzo(a)pyrene SW8270DSIM 1.6 3.0 0.54 0.13 0.21 0.16 0.087 0.24

Indeno(1,2,3-cd)pyrene SW8270DSIM 0.6 0.69 0.22 0.050 0.086 0.082 0.048 0.086

Dibenz(a,h)anthracene SW8270DSIM 0.23 0.54 0.055 0.046 U 0.045 U 0.046 U 0.023 U 0.046 U

Benzo(g,h,i)perylene SW8270DSIM 0.67 0.72 0.22 0.068 0.11 0.12 0.064 0.10

Total LPAH 1 

# SW8270DSIM 5.2 13 0.77 0.22 0.28 0.22 0.12 0.37

Total HPAH 2 

# SW8270DSIM 12 17 6.34 1.72 2.55 1.96 1.02 2.94

Dibenzofuran SW8270DSIM 0.54 0.70 0.050 U 0.046 U 0.045 U 0.046 U 0.023 U 0.046 U

MRLs reported for all undetected results

Gray highlighting indicates exceedance of the SQS/LAET

Red highlighting indicates exceedance of the CSL/2LAET

NA - Not available

1. Total LPAH were calculated as the sum of acenapht hene, acenaphthylene, anthracene, fluorene, naphthalene, and phenanthrene

U - Target analyte not detected at the reported concentration.

B - Analyte detedted in an associated method blank

J - Estimated concentration when the value is less than established reporting limits.

Y - Equivalent to a U qualifier with a raised reporting limit.

SQS/LAET - Sediment Quality Standards/Lowest Apparent Effects Threshold

CSL/2LAET - Cleanup Screening Level/Second Lowest Apparent Effects Threshold 2. Total HPAH were calculated as the sum of benzo(a)anthr acene, benzo(a)pyrene, benzo(g,h,i) perylene, total benzofluoranthenes, chrysene, dibenzo(a,h)anthracene,

fluoranthene, indeno(1,2,3-cd)pyrene, and pyrene



# Page 1 of 1