Griffy Lake Limited Sediment Characterization Investigation

Griffy Lake Limited Sediment Characterization Investigation (Addendum) Griffy Reservoir, Bloomington, Indiana

Prepared for: City of Bloomington Parks & Recreation 401 North Morton Street Suite 250 PO Box 848 Bloomington, Indiana 47402 Prepared by:

Date: February 24, 2012 Project Number: 09-02.07

SITE

Fields Environmental, Inc.

1309 West Vernal Pike Bloomington, IN 47404 Phone: (812) 333-5333 www.fieldsenvironmentalinc.com

Figure 1 Griffy Lake, Bloomington, Indiana Area Map For: City of Bloomington

Date: 2– 1 – 12

Project # 09-02.07

Graphics obtained from: The United States Geological Survey (http://usgs.gov)

GS-5 28"-29" ARSENIC 18

GS-6 28"-30" ARSENIC 17

GS-4 25" ARSENIC 19

GS-1 20"-24" ARSENIC 5.5

GS-2 24" ARSENIC 7.2

GS-3 24"-26" ARSENIC 11

LEGEND 100 = DETECTION EXCEEDS IDEM RISC RESIDENTIAL DEFAULT CLOSURE LEVEL 100 = DETECTION EXCEEDS IDEM RISC INDUSTRIAL DEFAULT CLOSURE LEVEL

ONLY RESULTS THAT EXCEED APPLICABLE CRITERIA SHOWN

GRAPHICS OBTAINED FROM: INDIANA UNIVERSITY SPATIAL DATA SERVICE

Figure 2 SEDIMENT SAMPLING RESULTS, 2010 AERIAL PHOTOGRAPH

Table 2. Sediment Analytical Results (Estimated Results) - Griffy Lake Bloomington, Monroe County, Indiana Sediment Sampling Event - January 2012

Constituents Results in mg/Kg CAS # 83-32-9 208-96-8 120-12-7 56-55-3 50-32-8 205-99-2 191-24-2 207-08-9 218-01-9 53-70-3 206-44-0 86-73-7 193-39-5 91-20-3 85-01-8 129-00-0 CAS # 120-82-1 95-50-1 541-73-1 106-46-7 108-60-1 95-95-4 95 95 4 88-06-2 120-83-2 105-67-9 51-28-5 121-14-2 606-20-2 91-58-7 95-57-8 91-57-6 95-48-7 88-74-4 88-75-5 91-94-1 * 99-09-2 534-52-1 101-55-3 59-50-7 7005-72-3 100-01-6 100-02-7 100-51-6 111-91-1 111-44-4 117-81-7 85-68-7 86-74-8 132-64-9

SVOCs - Method 8270D LL (GC/MS) - Low Level Acenaphthene Acenaphthylene Anthracene Benzo(A)Anthracene Benzo(A)Pyrene Benzo(B)Fluoranthene Benzo(G,H,I)Perylene Benzo(K)Fluoranthene Chrysene Dibenz(A,H)Anthracene Fluoranthene Fluorene Indeno (1,2,3-C,D) Pyrene Naphthalene Phenanthrene Pyrene SVOCs - Method 8270D (GC/MS) 1,2,4-Trichlorobenzene 1,2-Dichlorobenzene 1,3-Dichlorobenzene 1,4-Dichlorobenzene 2,2'-Oxybis(1-Chloropropane) 2 4 5-Trichlorophenol 2,4,5 Trichlorophenol 2,4,6-Trichlorophenol 2,4-Dichlorophenol 2,4-Dimethylphenol 2,4-Dinitrophenol 2,4-Dinitrotoluene 2,6-Dinitrotoluene 2-Chloronaphthalene 2-Chlorophenol 2-Methylnaphthalene 2-Methylphenol 2-Nitroaniline 2-Nitrophenol 3,3'-Dichlorobenzidine 3 & 4 Methylphenol 3-Nitroaniline 4,6-Dinitro-2-Methylphenol 4-Bromophenyl Phenyl Ether 4-Chloro-3-Methylphenol 4-Chlorophenyl Phenyl Ether 4-Nitroaniline 4-Nitrophenol Benzyl Alcohol Bis(2-Chloroethoxy) Methane Bis(2-Chloroethyl)Ether Bis(2-Ethyhexyl)Phthalate Butyl Benzyl Phthalate Carbazole Dibenzofuran

See footer on Page 3.

IDEM RISC Default Closure GS-1 Levels 20"-24"

GS-2 24"

GS-3 24"-26"

GS-4 25"

GS-5 28"-29"

GS-6 28"-30"

Industrial

Residential

1/10/12

1/10/12

1/10/12

1/10/12

1/10/12

1/10/12

1800 180 2000 15 1.5 15 ** 39 1500 1.5 2000 1100 15 170 170 2000

130 18 2000 5 0.5 5 ** 50 500 0.5 2000 170 5 0.7 13 2000

<0.023 <0.023 <0.023 0.064 0.097 0.13 0.08 0.057 0.12 <0.023 0.18 <0.023 0.066 <0.023 0.044 0.14

<0.025 <0.025 <0.025 0.06 0.099 0.13 0.08 0.064 0.13 <0.025 0.22 <0.025 0.066 <0.025 0.064 0.17

<0.022 <0.022 <0.022 0.022 0.032 0.037 0.023 <0.022 0.039 <0.022 0.061 <0.022 <0.022 <0.022 0.024 0.055

<0.031 <0.031 <0.031 0.093 0.14 0.2 0.11 0.1 0.19 <0.031 0.34 <0.031 0.093 <0.031 0.11 0.27

<0.023 <0.023 <0.023 <0.023 <0.023 0.023 <0.023 <0.023 0.028 <0.023 0.042 <0.023 <0.023 <0.023 <0.023 0.039

<0.022 <0.022 <0.022 0.024 0.035 0.049 0.028 0.022 0.048 <0.022 0.075 <0.022 0.023 <0.022 0.03 0.069

77 220 8.9 3.4 0.26 690 0.2 3 25 0.82 ** ** 560 10 42 39 1.9 ** 0.21 3 ** ** ** ** ** ** ** 140 ** 0.012 980 310 20 65

5.3 17 2.3 2.2 0.027 250 0.07 1.1 9 0.29 ** ** 42 0.75 3.1 14 0.67 ** 0.062 1.1 ** ** ** ** ** ** ** 48 ** 0.0007 300 310 5.9 4.9

<0.56 <0.56 <0.56 <0.56 <0.084 <0 56 <0.56 <0.56 <0.56 <0.56 <0.42 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.43 <0.56 <0.22 <0.56 <2.9 <2.9 <0.56 <0.56 <0.56 <2.9 <2.9 <0.56 <0.56 <0.074 <0.56 <0.56 <0.56 <0.56

<0.61 <0.61 <0.61 <0.61 <0.61 <0 61 <0.61 <0.61 <0.61 <0.61 <3.1 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <3.1 <0.61 <1.2 <0.61 <3.1 <3.1 <0.61 <0.61 <0.61 <3.1 <3.1 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61

<0.54 <0.54 <0.54 <0.54 <0.54 <0 54 <0.54 <0.54 <0.54 <0.54 <2.8 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <2.8 <0.54 <1.1 <0.54 <2.8 <2.8 <0.54 <0.54 <0.54 <2.8 <2.8 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54

<0.76 <0.76 <0.76 <0.76 <0.76 <0 76 <0.76 <0.76 <0.76 <0.76 <3.9 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76 <3.9 <0.76 <1.5 <0.76 <3.9 <3.9 <0.76 <0.76 <0.76 <3.9 <3.9 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76

<0.56 <0.56 <0.56 <0.56 <0.56 <0 56 <0.56 <0.56 <0.56 <0.56 <2.9 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <2.9 <0.56 <1.1 <0.56 <2.9 <2.9 <0.56 <0.56 <0.56 <2.9 <2.9 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56

<0.55 <0.55 <0.55 <0.55 <0.55 <0 55 <0.55 <0.55 <0.55 <0.55 <2.8 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <2.8 <0.55 <1.1 <0.55 <2.8 <2.8 <0.55 <0.55 <0.55 <2.8 <2.8 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55

Page 1

Table 1. Sediment Analytical Results (Estimated Results) - Griffy Lake Bloomington, Monroe County, Indiana Sediment Sampling Event - January 2012

Constituents Results in mg/Kg 84-66-2 131-11-3 84-74-2 117-84-0 87-68-3 118-74-1 77-47-4 67-72-1 78-59-1 98-95-3 62-75-9 621-64-7 86-30-6 106-47-8 87-86-5 108-95-2 CAS # 72-54-8 72-55-9 50-29-3 309-00-2 319-84-6 5103-71-9 319-85-7 57-74-9 319-86-8 60-57-1 959-98-8 33213-65-9 1031-07-8 72-20-8 7421-93-4 53494-70-5 58-89-9 76-44-8 1024-57-3 72-43-5 12674-11-2 11104-28-2 11141-16-5 53469-21-9 12672-29-6 11097-69-1 11096-82-5 8001-35-2 CAS # 93-76-5 94-75-7 75-99-0 1918-00-9 120-36-5 88-85-7 94-74-6 93-65-2 87-86-5 1918-02-1 93-72-1

Diethyl Phthalate Dimethyl Phthalate Di-n-butyl phthalate Di-n-octyl phthalate Hexachlorobutadiene Hexachlorobenzene Hexachlorocyclopentadiene Hexachloroethane Isophorone Nitrobenzene N-Nitrosodimethylamine N-Nitrosodi-n-propylamine N-Nitrosodiphenylamine 4-Chloroaniline Pentachlorophenol Phenol Organochlorine Pesticides and PCBs - Method 8081B/8082A 4,4'-DDD 4,4'-DDE 4,4'-DDT Aldrin alpha-BHC alpha-Chlordane beta-BHC Chlordane (technical) delta-BHC Dieldrin Endosulfan I Endosulfan II Endosulfan sulfate Endrin Endrin aldehyde Endrin ketone gamma-BHC (Lindane) Heptachlor Heptachlor epoxide Methoxychlor PCB-1016 PCB-1221 PCB-1232 PCB-1242 PCB-1248 PCB-1254 PCB-1260 Toxaphene Herbicides - Method 8151A (GC) 2,4,5-Trichlorophenoxyacetic acid (2,4,5-T) 2,4-Dichlorophenoxyacetic acid (2,4-D) Dalapon Dicamba Dichlorprop Dinoseb MCPA MCPP Pentachlorophenol Picloram Silvex (2,4,5-TP)

See Footer on Page 3.

IDEM RISC Default Closure GS-1 Levels 20"-24"

GS-2 24"

GS-3 24"-26"

GS-4 25"

GS-5 28"-29"

GS-6 28"-30"

Industrial

Residential

840 1100 760 2000 66 3.9 720 7.7 18 0.34 ** 0.002 32 2.7 0.66 160

450 1100 760 2000 24 2.2 400 2.8 5.3 0.028 ** 0.0006 9.7 0.97 0.028 56

1/10/12 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.10 <0.56 <0.24 <0.56 <0.57 <0.73 <0.56

1/10/12 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <1.2 <3.1 <0.61

1/10/12 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <1.1 <2.8 <0.54

1/10/12 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76 <1.5 <3.9 <0.76

1/10/12 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <1.1 <2.9 <0.56

1/10/12 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <1.1 <2.8 <0.55

120 86 86 0.8 0.024 ** 0.086 ** ** 0.15 ** ** ** 15 ** ** 0.1 2.9 1 180 5.3*** 5.3*** 5.3*** 5.3*** 5.3*** 5.3*** 5.3*** 12

28 20 20 0.25 0.0072 ** 0.026 ** ** 0.046 ** ** ** 0.99 ** ** 0.0094 0.93 0.47 160 1.8*** 1.8*** 1.8*** 1.8*** 1.8*** 1.8*** 1.8*** 3.9

<0.0056 <0.0056 <0.0056 <0.0029 <0.0029 <0 0029 <0.0029 <0.0029 <0.029 <0.0029 <0.0056 <0.0029 <0.0056 <0.0056 <0.0056 <0.0056 <0.0056 <0.0029 <0.0029 <0.0029 <0.029 <0.056 <0.11 <0.056 <0.056 <0.056 <0.056 <0.056 <0.29

<0.0061 <0.0061 <0.0061 <0.0031 <0.0031 <0 0031 <0.0031 <0.0031 <0.031 <0.0031 <0.0061 <0.0031 <0.0061 <0.0061 <0.0061 <0.0061 <0.0061 <0.0031 <0.0031 <0.0031 <0.031 <0.061 <0.12 <0.061 <0.061 <0.061 <0.061 <0.061 <0.31

<0.0054 <0.0054 <0.0054 <0.0028 <0.0028 <0 0028 <0.0028 <0.0028 <0.028 <0.0028 <0.0054 <0.0028 <0.0054 <0.0054 <0.0054 <0.0054 <0.0054 <0.0028 <0.0028 <0.0028 <0.028 <0.054 <0.11 <0.054 <0.054 <0.054 <0.054 <0.054 <0.28

<0.0076 <0.0076 <0.0076 <0.0039 <0.0039 <0 0039 <0.0039 <0.0039 <0.039 <0.0039 <0.0076 <0.0039 <0.0076 <0.0076 <0.0076 <0.0076 <0.0076 <0.0039 <0.0039 <0.0039 <0.039 <0.076 <0.15 <0.076 <0.076 <0.076 <0.076 <0.076 <0.39

<0.0056 <0.0056 <0.0056 <0.0029 <0.0029 <0 0029 <0.0029 <0.0029 <.029 <0.0029 <0.0056 <0.0029 <0.0056 <0.0056 <0.0056 <0.0056 <0.0056 <0.0029 <0.0029 <0.0029 <0.029 <0.056 <0.11 <0.056 <0.056 <0.056 <0.056 <0.056 <0.29

<0.0055 <0.0055 <0.0055 <0.0028 <0.0028 <0 0028 <0.0028 <0.0028 <0.028 <0.0028 <0.0055 <0.0028 <0.0055 <0.0055 <0.0055 <0.0055 <0.0055 <0.0028 0.0031 <0.0028 <0.028 <0.055 <0.11 <0.055 <0.055 <0.055 <0.055 <0.055 <0.28

6.1 5.2 ** ** ** ** ** ** 0.66 ** **

2.2 0.35 ** ** ** ** ** ** 0.028 ** **

<0.014 <0.014 <3.4 <0.034 <0.17 <0.17 <3.4 <3.4 <0.029 <0.0056 <0.014

<0.015 <0.015 <3.7 <0.037 <0.18 <0.18 <3.7 <3.7 <0.031 <0.0061 <0.015

<0.014 <0.014 <3.3 <0.033 <0.16 <0.16 <3.3 <3.3 <0.028 <0.0054 <0.014

<0.019 <0.019 <4.6 <0.046 <0.23 <0.23 <4.6 <4.6 <0.039 <0.0076 <0.019

<0.014 <0.014 <3.4 <0.034 <0.17 <0.17 <3.4 <3.4 <0.029 <0.0056 <0.014

<0.014 <0.014 <3.3 <0.033 <0.17 <0.17 <3.3 <3.3 <0.028 <0.0055 <0.014

Page 2

Table 2. Sediment Analytical Results (Estimated Results) - Griffy Lake Bloomington, Monroe County, Indiana Sediment Sampling Event - January 2012

Constituents Results in mg/Kg CAS # 7440-38-2 7440-39-3 7440-43-9 7440-47-3 7439-92-1 7782-49-2 7440-22-4 CAS # 7439-97-6 * ** *** 1

<0.0 <0.0 <0.0 100.0 100.0 100.0

Metals - Method 6010C (ICP) Arsenic (TOTAL) Barium (TOTAL) Cadmium (TOTAL) Chromium (TOTAL) Lead (TOTAL) Selenium (TOTAL) Silver (TOTAL) Mercury - Method 7471B Mercury (TOTAL)

IDEM RISC Default Closure GS-1 Levels 20"-24"

GS-2 24"

GS-3 24"-26"

GS-4 25"

GS-5 28"-29"

GS-6 28"-30"

Industrial

Residential

1/10/12

1/10/12

1/10/12

1/10/12

1/10/12

1/10/12

5.8 10000 77 10000 230 53 87

3.9 1600 7.5 10000 81 5.2 31

5.5 97 <0.75 19 15 <2.3 <1.5

7.7 95 <0.92 18 17 <2.8 <1.8

11 79 <0.76 17 25 <2.3 <1.5

19 86 <0.90 21 20 <2.7 <1.8

18 130 <0.67 25 16 2 <1.3

17 100 1.4 20 20 <2.1 <1.4

32

2.1

0.023

0.032

0.022

0.034

0.039

<2.1

=Mixture of 108-39-4 & 106-44-5. 106-44-5 RISC Default Closure Levels utilized = Criteria not found for constituent =Criteria refers to Total PCBs; analysis completed on individual Arochlors - no PCBs detected = Result is less than the Reporting limit but greater than or equal to the Method Detection Limit and the concentration is an approximate value. = Constituent not detected at reporting limit = Constituent not detected - Reporting limit exceeds IDEM RISC Residential Default Closure Level = Constituent not detected - Reporting limit exceeds IDEM RISC Industrial Default Closure Level = Detection does not exceed Screening Levels = Detection exceeds IDEM RISC Residential Default Closure Level = Detection exceeds IDEM RISC Industrial Default Closure Level

See footer on Page 3.

Page 3

Table 2. Sediment Analytical Results (Estimated Results) - Griffy Lake Bloomington, Monroe County, Indiana Sediment Sampling Event - January 2012

Constituents Results in mg/Kg CAS # 83-32-9 208-96-8 120-12-7 56-55-3 50-32-8 205-99-2 191-24-2 207-08-9 218-01-9 53-70-3 206-44-0 86-73-7 193-39-5 91-20-3 85-01-8 129-00-0 CAS # 120-82-1 95-50-1 541-73-1 106-46-7 108-60-1 95-95-4 95 95 4 88-06-2 120-83-2 105-67-9 51-28-5 121-14-2 606-20-2 91-58-7 95-57-8 91-57-6 95-48-7 88-74-4 88-75-5 91-94-1 * 99-09-2 534-52-1 101-55-3 59-50-7 7005-72-3 100-01-6 100-02-7 100-51-6 111-91-1 111-44-4 117-81-7 85-68-7 86-74-8 132-64-9

SVOCs - Method 8270D LL (GC/MS) - Low Level Acenaphthene Acenaphthylene Anthracene Benzo(A)Anthracene Benzo(A)Pyrene Benzo(B)Fluoranthene Benzo(G,H,I)Perylene Benzo(K)Fluoranthene Chrysene Dibenz(A,H)Anthracene Fluoranthene Fluorene Indeno (1,2,3-C,D) Pyrene Naphthalene Phenanthrene Pyrene SVOCs - Method 8270D (GC/MS) 1,2,4-Trichlorobenzene 1,2-Dichlorobenzene 1,3-Dichlorobenzene 1,4-Dichlorobenzene 2,2'-Oxybis(1-Chloropropane) 2 4 5-Trichlorophenol 2,4,5 Trichlorophenol 2,4,6-Trichlorophenol 2,4-Dichlorophenol 2,4-Dimethylphenol 2,4-Dinitrophenol 2,4-Dinitrotoluene 2,6-Dinitrotoluene 2-Chloronaphthalene 2-Chlorophenol 2-Methylnaphthalene 2-Methylphenol 2-Nitroaniline 2-Nitrophenol 3,3'-Dichlorobenzidine 3 & 4 Methylphenol 3-Nitroaniline 4,6-Dinitro-2-Methylphenol 4-Bromophenyl Phenyl Ether 4-Chloro-3-Methylphenol 4-Chlorophenyl Phenyl Ether 4-Nitroaniline 4-Nitrophenol Benzyl Alcohol Bis(2-Chloroethoxy) Methane Bis(2-Chloroethyl)Ether Bis(2-Ethyhexyl)Phthalate Butyl Benzyl Phthalate Carbazole Dibenzofuran

See footer on Page 3.

IDEM RISC Default Closure GS-1 Levels 20"-24"

GS-2 24"

GS-3 24"-26"

GS-4 25"

GS-5 28"-29"

GS-6 28"-30"

Industrial

Residential

1/10/12

1/10/12

1/10/12

1/10/12

1/10/12

1/10/12

1800 180 2000 15 1.5 15 ** 39 1500 1.5 2000 1100 15 170 170 2000

130 18 2000 5 0.5 5 ** 50 500 0.5 2000 170 5 0.7 13 2000

<0.023 <0.023 <0.023 0.064 0.097 0.13 0.08 0.057 0.12 <0.023 0.18 <0.023 0.066 <0.023 0.044 0.14

<0.025 <0.025 <0.025 0.06 0.099 0.13 0.08 0.064 0.13 <0.025 0.22 <0.025 0.066 <0.025 0.064 0.17

<0.022 <0.022 <0.022 0.022 0.032 0.037 0.023 <0.022 0.039 <0.022 0.061 <0.022 <0.022 <0.022 0.024 0.055

<0.031 <0.031 <0.031 0.093 0.14 0.2 0.11 0.1 0.19 <0.031 0.34 <0.031 0.093 <0.031 0.11 0.27

<0.023 <0.023 <0.023 <0.023 <0.023 0.023 <0.023 <0.023 0.028 <0.023 0.042 <0.023 <0.023 <0.023 <0.023 0.039

<0.022 <0.022 <0.022 0.024 0.035 0.049 0.028 0.022 0.048 <0.022 0.075 <0.022 0.023 <0.022 0.03 0.069

77 220 8.9 3.4 0.26 690 0.2 3 25 0.82 ** ** 560 10 42 39 1.9 ** 0.21 3 ** ** ** ** ** ** ** 140 ** 0.012 980 310 20 65

5.3 17 2.3 2.2 0.027 250 0.07 1.1 9 0.29 ** ** 42 0.75 3.1 14 0.67 ** 0.062 1.1 ** ** ** ** ** ** ** 48 ** 0.0007 300 310 5.9 4.9

<0.56 <0.56 <0.56 <0.56 <0.084 <0 56 <0.56 <0.56 <0.56 <0.56 <0.42 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.43 <0.56 <0.22 <0.56 <2.9 <2.9 <0.56 <0.56 <0.56 <2.9 <2.9 <0.56 <0.56 <0.074 <0.56 <0.56 <0.56 <0.56

<0.61 <0.61 <0.61 <0.61 <0.092 <0 61 <0.61 <0.61 <0.61 <0.61 <0.46 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <0.47 <0.61 <0.24 <0.61 <3.1 <3.1 <0.61 <0.61 <0.61 <3.1 <3.1 <0.61 <0.61 <0.081 <0.61 <0.61 <0.61 <0.61

<0.54 <0.54 <0.54 <0.54 <0.082 <0 54 <0.54 <0.54 <0.54 <0.54 <0.41 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <0.42 <0.54 <0.21 <0.54 <2.8 <2.8 <0.54 <0.54 <0.54 <2.8 <2.8 <0.54 <0.54 <0.072 <0.54 <0.54 <0.54 <0.54

<0.76 <0.76 <0.76 <0.76 <0.12 <0 76 <0.76 <0.76 <0.76 <0.76 <0.58 <0.76 <0.76 <0.76 <0.55 <0.76 <0.76 <0.59 <0.76 <0.30 <0.76 <3.9 <3.9 <0.76 <0.76 <0.76 <3.9 <3.9 <0.76 <0.76 <0.10 <0.76 <0.76 <0.76 <0.76

<0.56 <0.56 <0.56 <0.56 <0.085 <0 56 <0.56 <0.56 <0.56 <0.56 <0.43 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.44 <0.56 <0.22 <0.56 <2.9 <2.9 <0.56 <0.56 <0.56 <2.9 <2.9 <0.56 <0.56 <0.075 <0.56 <0.56 <0.56 <0.56

<0.55 <0.55 <0.55 <0.55 <0.083 <0 55 <0.55 <0.55 <0.55 <0.55 <0.41 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <0.42 <0.55 <0.22 <0.55 <2.8 <2.8 <0.55 <0.55 <0.55 <2.8 <2.8 <0.55 <0.55 <0.073 <0.55 <0.55 <0.55 <0.55

Page 1

Table 1. Sediment Analytical Results (Estimated Results) - Griffy Lake Bloomington, Monroe County, Indiana Sediment Sampling Event - January 2012

Constituents Results in mg/Kg 84-66-2 131-11-3 84-74-2 117-84-0 87-68-3 118-74-1 77-47-4 67-72-1 78-59-1 98-95-3 62-75-9 621-64-7 86-30-6 106-47-8 87-86-5 108-95-2 CAS # 72-54-8 72-55-9 50-29-3 309-00-2 319-84-6 5103-71-9 319-85-7 57-74-9 319-86-8 60-57-1 959-98-8 33213-65-9 1031-07-8 72-20-8 7421-93-4 53494-70-5 58-89-9 76-44-8 1024-57-3 72-43-5 12674-11-2 11104-28-2 11141-16-5 53469-21-9 12672-29-6 11097-69-1 11096-82-5 8001-35-2 CAS # 93-76-5 94-75-7 75-99-0 1918-00-9 120-36-5 88-85-7 94-74-6 93-65-2 87-86-5 1918-02-1 93-72-1

Diethyl Phthalate Dimethyl Phthalate Di-n-butyl phthalate Di-n-octyl phthalate Hexachlorobutadiene Hexachlorobenzene Hexachlorocyclopentadiene Hexachloroethane Isophorone Nitrobenzene N-Nitrosodimethylamine N-Nitrosodi-n-propylamine N-Nitrosodiphenylamine 4-Chloroaniline Pentachlorophenol Phenol Organochlorine Pesticides and PCBs - Method 8081B/8082A 4,4'-DDD 4,4'-DDE 4,4'-DDT Aldrin alpha-BHC alpha-Chlordane beta-BHC Chlordane (technical) delta-BHC Dieldrin Endosulfan I Endosulfan II Endosulfan sulfate Endrin Endrin aldehyde Endrin ketone gamma-BHC (Lindane) Heptachlor Heptachlor epoxide Methoxychlor PCB-1016 PCB-1221 PCB-1232 PCB-1242 PCB-1248 PCB-1254 PCB-1260 Toxaphene Herbicides - Method 8151A (GC) 2,4,5-Trichlorophenoxyacetic acid (2,4,5-T) 2,4-Dichlorophenoxyacetic acid (2,4-D) Dalapon Dicamba Dichlorprop Dinoseb MCPA MCPP Pentachlorophenol Picloram Silvex (2,4,5-TP)

See Footer on Page 3.

IDEM RISC Default Closure GS-1 Levels 20"-24"

GS-2 24"

GS-3 24"-26"

GS-4 25"

GS-5 28"-29"

GS-6 28"-30"

Industrial

Residential

840 1100 760 2000 66 3.9 720 7.7 18 0.34 ** 0.002 32 2.7 0.66 160

450 1100 760 2000 24 2.2 400 2.8 5.3 0.028 ** 0.0006 9.7 0.97 0.028 56

1/10/12 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.10 <0.56 <0.24 <0.56 <0.57 <0.73 <0.56

1/10/12 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <0.61 <0.11 <0.61 <0.26 <0.61 <0.63 <0.79 <0.61

1/10/12 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <0.54 <0.098 <0.54 <0.23 <0.54 <0.56 <0.70 <0.54

1/10/12 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76 <0.76 <0.14 <0.76 <0.32 <0.76 <0.78 <0.99 <0.76

1/10/12 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.56 <0.10 <0.56 <0.24 <0.56 <0.58 <0.73 <0.56

1/10/12 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <0.55 <0.099 <0.55 <0.23 <0.55 <0.56 <0.71 <0.55

120 86 86 0.8 0.024 ** 0.086 ** ** 0.15 ** ** ** 15 ** ** 0.1 2.9 1 180 5.3*** 5.3*** 5.3*** 5.3*** 5.3*** 5.3*** 5.3*** 12

28 20 20 0.25 0.0072 ** 0.026 ** ** 0.046 ** ** ** 0.99 ** ** 0.0094 0.93 0.47 160 1.8*** 1.8*** 1.8*** 1.8*** 1.8*** 1.8*** 1.8*** 3.9

<0.0056 <0.0056 <0.0056 <0.0029 <0.0029 <0 0029 <0.0029 <0.0029 <0.029 <0.0029 <0.0056 <0.0029 <0.0056 <0.0056 <0.0056 <0.0056 <0.0056 <0.0029 <0.0029 <0.0029 <0.029 <0.056 <0.11 <0.056 <0.056 <0.056 <0.056 <0.056 <0.29

<0.0061 <0.0061 <0.0061 <0.0031 <0.0031 <0 0031 <0.0031 <0.0031 <0.031 <0.0031 <0.0061 <0.0031 <0.0061 <0.0061 <0.0061 <0.0061 <0.0061 <0.0031 <0.0031 <0.0031 <0.031 <0.061 <0.12 <0.061 <0.061 <0.061 <0.061 <0.061 <0.31

<0.0054 <0.0054 <0.0054 <0.0028 <0.0028 <0 0028 <0.0028 <0.0028 <0.028 <0.0028 <0.0054 <0.0028 <0.0054 <0.0054 <0.0054 <0.0054 <0.0054 <0.0028 <0.0028 <0.0028 <0.028 <0.054 <0.11 <0.054 <0.054 <0.054 <0.054 <0.054 <0.28

<0.0076 <0.0076 <0.0076 <0.0039 <0.0039 <0 0039 <0.0039 <0.0039 <0.039 <0.0039 <0.0076 <0.0039 <0.0076 <0.0076 <0.0076 <0.0076 <0.0076 <0.0039 <0.0039 <0.0039 <0.039 <0.076 <0.15 <0.076 <0.076 <0.076 <0.076 <0.076 <0.39

<0.0056 <0.0056 <0.0056 <0.0029 <0.0029 <0 0029 <0.0029 <0.0029 <.029 <0.0029 <0.0056 <0.0029 <0.0056 <0.0056 <0.0056 <0.0056 <0.0056 <0.0029 <0.0029 <0.0029 <0.029 <0.056 <0.11 <0.056 <0.056 <0.056 <0.056 <0.056 <0.29

<0.0055 <0.0055 <0.0055 <0.0028 <0.0028 <0 0028 <0.0028 <0.0028 <0.028 <0.0028 <0.0055 <0.0028 <0.0055 <0.0055 <0.0055 <0.0055 <0.0055 <0.0028 0.0031 <0.0028 <0.028 <0.055 <0.11 <0.055 <0.055 <0.055 <0.055 <0.055 <0.28

6.1 5.2 ** ** ** ** ** ** 0.66 ** **

2.2 0.35 ** ** ** ** ** ** 0.028 ** **

<0.014 <0.014 <3.4 <0.034 <0.17 <0.17 <3.4 <3.4 <0.029 <0.0056 <0.014

<0.015 <0.015 <3.7 <0.037 <0.18 <0.18 <3.7 <3.7 <0.031 <0.0061 <0.015

<0.014 <0.014 <3.3 <0.033 <0.16 <0.16 <3.3 <3.3 <0.028 <0.0054 <0.014

<0.019 <0.019 <4.6 <0.046 <0.23 <0.23 <4.6 <4.6 <0.039 <0.0076 <0.019

<0.014 <0.014 <3.4 <0.034 <0.17 <0.17 <3.4 <3.4 <0.029 <0.0056 <0.014

<0.014 <0.014 <3.3 <0.033 <0.17 <0.17 <3.3 <3.3 <0.028 <0.0055 <0.014

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Table 2. Sediment Analytical Results (Estimated Results) - Griffy Lake Bloomington, Monroe County, Indiana Sediment Sampling Event - January 2012

Constituents Results in mg/Kg CAS # 7440-38-2 7440-39-3 7440-43-9 7440-47-3 7439-92-1 7782-49-2 7440-22-4 CAS # 7439-97-6 * ** *** <0.0 <0.0 <0.0 100.0 100.0 100.0

Metals - Method 6010C (ICP) Arsenic (TOTAL) Barium (TOTAL) Cadmium (TOTAL) Chromium (TOTAL) Lead (TOTAL) Selenium (TOTAL) Silver (TOTAL) Mercury - Method 7471B Mercury (TOTAL)

IDEM RISC Default Closure GS-1 Levels 20"-24"

GS-2 24"

GS-3 24"-26"

GS-4 25"

GS-5 28"-29"

GS-6 28"-30"

Industrial

Residential

1/10/12

1/10/12

1/10/12

1/10/12

1/10/12

1/10/12

5.8 10000 77 10000 230 53 87

3.9 1600 7.5 10000 81 5.2 31

5.5 97 <0.75 19 15 <2.3 <1.5

7.7 95 <0.92 18 17 <2.8 <1.8

11 79 <0.76 17 25 <2.3 <1.5

19 86 <0.90 21 20 <2.7 <1.8

18 130 <0.67 25 16 2 <1.3

17 100 1.4 20 20 <2.1 <1.4

32

2.1

0.023

0.032

0.022

0.034

0.039

<2.1

=Mixture of 108-39-4 & 106-44-5. 106-44-5 RISC Default Closure Levels utilized = Criteria not found for constituent =Criteria refers to Total PCBs; analysis completed on individual Arochlors - no PCBs detected = Constituent not detected at reporting limit = Constituent not detected - Reporting limit exceeds IDEM RISC Residential Default Closure Level = Constituent not detected - Reporting limit exceeds IDEM RISC Industrial Default Closure Level = Detection does not exceed Screening Levels = Detection exceeds IDEM RISC Residential Default Closure Level = Detection exceeds IDEM RISC Industrial Default Closure Level

See footer on Page 3.

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Table 3. Radiological Results - Griffy Lake Bloomington, Monroe County, Indiana Sediment Sampling Event - January 2012 Background Radiation Levels for Southern Indiana

Constituents Results in uR/hr Height Water Surface Water Surface Water Surface Water Surface 100.0 100.0 100.0 *

Instrument Cardinal Direction Orientation North South East West

GS-1

GS-2

GS-3

GS-4

GS-5

GS-6

Low

High

1/10/12

1/10/12

1/10/12

1/10/12

1/10/12

1/10/12

6

30

7 6 6.5 5

3.25 2.5 2.75 3

8 18 * 4.25 4

3 4 4.25 4

2 2 2 2.5

3 3.5 3 3.5

= Detection does not exceed Background Levels = Detection exceeds "Low" end of Background Range = Detection exceeds "High" end of Background Range = Sample obtained on ground not over water

Background Levels obtained from the University of Michigan Health Physics Website: http://www.umich.edu/~radinfo/introduction/risk.htm High background level (30) obtained by doubling top of average background range. As per instrument manufacturer based on NRC guidance.

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ANALYTICAL REPORT Job Number: 510-74375-1 Job Description: Griffy Sediment For: Fields Environmental 1309 West Vernal Pike Bloomington, IN 47404 Attention: Rudy Fields

_____________________________________________

Approved for release.

Robin M Kintz Project Manager I 2/13/2012 4:54 PM

Robin M Kintz Project Manager I robinm.kintz@testamericainc.com 02/13/2012

The test results in this report meet all NELAC requirements for parameters which accreditation is required or available.

Any exceptions to NELAC requirements are noted in this report. Pursuant to NELAC, this report may not be reproduced, except in full, without the written approval of the laboratory. All questions regarding this test report should be directed to the Project Manager who signed this test report.

Valparaiso Certifications and IDs: New Hampshire (283711), Illinois (200065), Indiana DW (C-64-01), Indiana DW Micro (M-64-4), Washington (C842), Kentucky UST (57) and Foreign Soil Permit (P330-11-00073).

TestAmerica Laboratories, Inc. TestAmerica Valparaiso 2400 Cumberland Drive, Valparaiso, IN 46383 Tel (219) 464-2389 Fax (219) 462-2953 www.testamericainc.com

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