LIC-WILLIAMS STREET 3 (PID 94085) JULY/AUGUST 2013 SUB SLAB AND INDOOR AIR TESTING RESULTS:

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1 LIC-WILLIAMS STREET 3 (PID 94085) JULY/AUGUST 2013 SUB SLAB AND INDOOR AIR TESTING RESULTS: 75 S. JAMES STREET 99 S. JAMES STREET 100 S. JAMES STREET 107 S. PINE STREET

2 LIC-WILLIAM STREET 3 (PID 94085) SUB-SLAB & INDOOR AIR TESTING RESULTS PROPERTY ADDRESS: 75 James Street, Newark, Ohio DATE TESTED: 08/ 06/13 TESTING CONSULTANT: HzW Environmental Consultants, LLC Chemicals Tested 08/06/13 Sample Results in PPBV Residential Screening Level ppbv Source/Criteria (public health or regu latory agency established levels) Sub-slab Indoor Air Acetone ,000 Benzene UJ 0.27J 3 Carbon Tetrachloride UJ 0.08J 30 Chlorobenzene UJ UJ 400/ day Chloroform UJ 0.35J 20 Chloromethane UJ UJ 44 1,1-Dichloroethane UJ UJ 120 1,2-Dichloroethane UJ 0.37J 600 1,1-Dichloroethene UJ UJ 20 cis-1,2- Dichloroethene UJ UJ 8.8 trans-1,2- Dichloroethene UJ UJ 200 Methylene Chloride UJ 0.28J 300 Tetrachloroethylene {PCE} UJ UJ 6 Toluene 2.7J ,1,1- Trichloroethane UJ UJ 700 Trichloroethylene (TCE} J 0.4 Vinyl Chloride UJ UJ 0.4 EM EG {Chronic) EMEG {Intermediate) EMEG {Chronic) RfC {EPA} OSWER VI Guidance {Chronic) {Intermediate) OSWER Guidance {Chronic) RfC & 10-5 risk (Chronic) (Intermediate) RfC & 10-5 risk 10-5 CREG (ATSDR)

3 After the first sampling results ODOT asked the laboratory to report the estimated values that are less than their reporting limit (RL), but above their equipment's method of detection (MDL). The goal was to see if any traces of chemicals could possibly exist at a sample location in order to learn more about the site. KEY CHART TERMS Residential ppbv = units are measured in parts per billion by volume (ppbv) ppbv = parts per billion by volume EMEG =environmental media evaluation guide (ATSDR) ATSDR =Agency for Toxic Substances and Disease Registry Chronic (long-term)= exposure is considered more than a year (ATSDR) Intermediate= exposure greater than 14 days and less than a year (ATSDR) MRL= Minimal Risk Level (ATSDR) CREG= Cancer Risk Evaluation Guide (ATSDR) OSWE R = Office of Solid Wa st e and Emergency Response for US. EPA 10-5 = Theoretical additional lifetime cancer risk calculation for chronic inhalation exposure at 10-5 equals an additional cancer risk of 1 in 100,000 persons. EPA= U.S. Environmental Protection Agency RfC = Reference Concentration (EPA) ND =The chemical was not det ected above the reporting limit (RL) J =The chemica l concentration is an estimated value below the laboratory reporting limit but above the method detection limit (MDL) UJ = The chemical concentration was not detected at or above the method detection limit (MDL) OHIO ENVIRONMENTAL PROTECTION AGENCY: CONTACT PERSON: Amber Kent Finkelstein, Public Involvement Coordinat or, Ohio EPA Public Interest Center; Amber.Finkelstein@epa.state.oh.us or (614) OHIO DEPARMENT OF HEALTH : CONTACT PERSON: Greg Stein, Ohio Department of Hea lth, Health Assessment Section, Community Involvement/ Health Education; Greg.Stein@odh.ohio.gov or (614) Agency website: /

4 ALS Environmental Date: 21-Aug-13 Client : HzW Environmental Consultants, LLC Project: Former ODOT Dist 5 HQ; Project No.: HI3048-ll Work Order: Sample TD: I - 75 James Street Lab TD : Collection Date: 8/6/ I :00 PM Matrix: AIR Report Analyses Result Qual MDL Limit Units Factor Date Analyzed!T0-15 BY GC/MS Method: ET0-15 Anall'st: MRJ 1,1,1-Trichloroethane u ppbv 8/9/ :42 1,1-Dichloroethane u ppbv 8/9/ :42 1,1 -Dichloroethene u ppbv 8/9/ :42 1,2-Dichloroethane 0.37 J ppbv 8/9/ :42 Acetone ppbv 8/9/ :42 Benzene 0.27 J ppbv 8/9/ :42 Carbon tetrachloride J ppbv 8/9/ :42 Chlorobenzene u ppbv 8/9/ :42 Chloroform 0.35 J ppbv 8/9/ :42 Chloromethane u ppbv 8/9/ :42 cis-1,2-dichloroethene u ppbv 8/9/ :42 Methylene chloride 0.28 J ppbv 8/9/ :42 Tetrachloroethene u ppbv 8/9/ :42 Toluene ppbv 8/9/ :42 trans-1,2-dichloroethene u ppbv 8/9/ :42 Trichloroethane J ppbv 8/9/ :42 Vinyl chloride u ppbv 8/9/ :42 Surr: Bromofluorobenzene %REG 8/9/ :42!T0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1,1,1-Trichloroethane u j.jq/m3 8/9/ :42 1,1-Dichloroethane u j.jg/m3 8/9/ :42 1,1-Dichloroethene u j.jg/m3 8/9/ :42 1,2-Dichloroethane 1.5 J ~g/m3 8/9/ :42 Acetone ~g/m 3 8/9/ :42 Benzene 0.86 J ~g/m3 8/9/ :42 Carbon tetrachloride 0.50 J ~g /m3 8/9/ :42 Chlorobenzene u j.jg/m3 8/9/ :42 Chloroform 1.7 J Jg/m3 8/9/ :42 Chloromethane u j.jg/m3 8/9/ :42 cis-1,2-dichloroethene u j.jg/m3 8/9/ :42 Methylene chloride 0.97 J Jg/m3 8/9/ :42 Tetrachloroethene u j.jg/m3 8/9/ :42 Toluene Jg/m3 8/9/ :42 trans-1, 2-Dichloroethene u j.jg/m3 8/9/ :42 Trichloroethane 0.48 J Jg/m3 8/9/ :42 Vinyl chloride u IJQ/m3 8/9/ :42 Surr: Bromofluorobenzene %REG 8/9/ :42 AR Page 1 of 4

5 ALS Environmental Date: 21-Aug-13 Client: HzW Environmental Consultants, LLC Pmject: Former ODOT Dist 5 HQ; Project No.: Hl Work Order: Sample ID: 2-75 James Street Basement Lab ID: Collection Date: 8/6/ I :08 PM Matrix: AIR Report Analyses Result Qual MDL Limit Units Factor Date Analyzed IT0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1,1, 1-Trichloroethane u ppbv 10 8/8/ :21 1, 1-Dichloroethane u ppbv 10 8/8/ :21 1, 1-Dichloroethene u ppbv 10 8/8/ :21 1,2-Dichloroethane u ppbv 10 8/8/201316:21 Acetone ppbv 10 8/8/201316:21 Benzene u ppbv 10 8/8/ :21 Carbon tetrachloride u ppbv 10 8/8/ :21 Chlorobenzene u ppbv 10 8/8/ :21 Chloroform u ppbv 10 8/8/ :21 Chloromethane u ppbv 10 8/8/ :21 cis-1,2-dichloroethene u ppbv 10 8/8/ :21 Methylene chloride u ppbv 10 8/8/ :21 Tetrachloroethene u ppbv 10 8/8/ :21 Toluene 2.7 J ppbv 10 8/8/ :21 trans-1,2-dichloroethene u ppbv 10 8/8/ :21 Trichloroethane ppbv 10 8/8/ :21 Vinyl chloride u ppbv 10 8/8/201316:21 Surr: Bromofluorobenzene %REG 10 8/8/ :21 IT0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1,1, 1-Trichloroethane u Jglm3 10 8/8/ :21 1, 1-Dichloroethane u Jglm3 10 8/8/ :2 1 1, 1-Dichloroethene u Jg/m3 10 8/8/ :21 1,2-Dichloroethane u Jglm3 10 8/8/ :21 Acetone f.iq/m3 10 8/8/ :21 Benzene u Jglm3 10 8/8/ :21 Carbon tetrachloride u IJQ/m3 10 8/8/ :21 Chlorobenzene u IJQ/m3 10 8/8/ :21 Chloroform u IJQ/m3 10 8/8/ :21 Chloromethane u IJQ/m3 10 8/8/ :21 cis-1,2-dichloroethene u IJQ/m3 10 8/8/201316:21 Methylene chloride u Jg/m3 10 8/8/201316:21 Tetrachloroethene u Jglm3 10 8/8/ :21 Toluene 10 J flglm3 10 8/8/ :21 trans-1,2-dichloroethene u Jglm3 10 8/8/ :21 Trichloroethane Jglm3 10 8/ :21 Vinyl chloride u Jglm3 10 8/8/ :21 Surr: Bromofluorobenzene %REG 10 8/8/ :21 ARPage 2 of 4

6 LIC-WILLIAM STREET 3 (PID 94085) SUB-SLAB & INDOOR AIR TESTING RESULTS PROPERTY ADDRESS: 99 James Street, Newark, Ohio DATE TESTED: 08/07/13 TESTING CONSULTANT: HzW Environmental Consultants, LLC Chemicals Tested 08/ 07/13 Sample Results in PPBV Sub-slab Indoor Air* Acetone Benzene 2.1J 10 Carbon Tetrachloride 68 UJ Ch lorobenzene UJ UJ Chloroform 7.5 UJ Chloromethane UJ ,1-Dichloroethane UJ UJ 1,2-Dichloroethane UJ UJ 1, 1-Dichloroethene UJ UJ cis-1,2-dichloroethene UJ UJ trans-1,2- Dichloroethene UJ UJ Methylene Chloride UJ 1.1 Tetrach lo roethyle ne (PCE) UJ 0.59 Toluene 3.8J 48 1,1,1-Trichloroethane J Trichloroethylene (TCE} Vinyl Chloride UJ UJ

7 * The cumulative hazard and risk of indoor air concentrations for this industrial property is listed below. After the first sampling results ODOT asked the laboratory to report the estimated values that are less than their reporting limit (RL), but above their equipment's method of detection (MDL). The goal w as to see if any traces of chemicals could possibly exist at a sample location in order to learn more about the site. KEY CHART TERMS Residential ppbv = units are measured in parts per billion by volume (ppbv) ppbv = parts per billion by volume EMEG =environmental media evaluation guide (ATSDR) ATSDR =Agency for Toxic Substances and Disease Registry Chronic (long-term)= exposure is considered more than a year (ATSDR) Intermediate= exposure greater than 14 days and less than a year (ATSDR) MRL= Minimal Risk Level (ATSDR) CREG= Cancer Risk Evaluation Guide (ATSDR) OSWER =Office of Solid Waste and Emergency Response for US. EPA 10-5 =Theoretical additional lifetime cancer risk calculation for chronic inhalation exposure at 10-5 equals an additional cancer risk of 1 in 100,000 persons. EPA= U.S. Environmental Protection Agency RfC =Reference Concentration (EPA) ND = The chemical was not detected above the reporting limit (RL) J = The chemical concentration is an estimated value below the laboratory reporting limit but above the method detection limit (MDL} UJ = The chemical concentration was not detected at or above the method detection limit (MDL) OHIO ENVIRONMENTAL PROTECTION AGENCY: CONTACT PERSON: Amber Kent Finkelstein, Public Involvement Coordinator, Ohio EPA Public Interest Center; Amber.Finkelst ein@epa.st at e.oh.us or (614) OHIO DEPARMENT OF HEALTH: CONTACT PERSON: Greg St ein, Ohio Department of Health, Health Assessment Section, Community Involvement/Health Education; Greg.Stein@odh.ohio.gov or (614) Agency website: as/has.aspx

8 Cumulative Hazard and Risk of Indoor Air Concentrations for 99 James St. (Sample Date: 08/07/13) Indoor Air Standards Chemical Maximum Cancer Non-Cancer Cancer Risk Non-Cancer Results Standardc Standardd Ratio" Hazard Ratiof ~g/m 3b ~g/m3 ~g/m3 Acetone 450 N/Ac 140,000 O.OOE+OO 3.21E-03 Benzene E+OO 2.46E-01 Chloromethane 1.2 NA 390 O.OOE+OO 3.08E-03 Methylene Chloride ,000 2, E E-03 Tetrachlo roethene E E-02 Toluene 180 N/A 22,000 O.OOE+OO 8.18E-03 1,1,1-Trichloroethane 0.44 N/A 22,000 O.OOE+OO 2.00E-05 Trichloroethene E E-01 Cumulative Cancer Riskh 2.14E-05 - Cumulative Non-Cancer Hazard Notes: a. The Indoor Air Standards shown are the U.S. EPA Industrial Air RSLs. b. ~g/m 3 = micrograms per metter cubed c. Cancer Standard at a cancer risk of 1E-05. d. Non-Cancer Standard at a non-cancer hazard of 1. e. Ratio determined by dividing the maximum result by the cancer standard. f. Ratio determined by dividing the maximum result by the non-cancer standard. g. N/A =Not Applicable h. No remediation or mitigation necessary for a cumulative cancer risk below the risk goai1e-05. i. No remediation or mitigation necessary for a cumulative non-cancer hazard below the non-cancer hazard goal of 1.

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10 ALS Environmental Dat e: 21-Aug-13 Client: HzW E nvironmental Consultants, LLC Project: Former ODOTDist 5 HQ; Project No.: Hl Worl< Order: Sample ID: 3-99 James Street Lab ID: Collection Date: 8/7/ :08AM Matrix: AIR Report Analyses Result Qual MDL Limit Units Factor Date Analyzed IT0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1,1,1-Trichloroethane J ppbv 8/9/ :22 1,1-Dichloroelhane u ppbv 8/9/ :22 1,1-Dichloroethene u ppbv 8/9/ :22 1,2-Dichloroethane u ppbv 8/9/ :22 Acetone ppbv 10 8/9/ :58 Benzene ppbv 8/9/ :22 Carbon tetrachloride u ppbv 8/9/ :22 Chiorobenzene u ppbv 8/9/ :22 Chloroform u ppbv 8/9/ :22 Chloromethane ppbv 8/9/ :22 cis-1,2-dichloroethene u ppbv 8/9/ :22 Methylene chloride ppbv 8/9/ :22 Tetrachloroethane ppbv 8/9/ :22 Toluene ppbv 10 8/9/ :58 trans-1,2-dichloroethene u ppbv 8/9/ :22 Trichloroethane ppbv 8/9/ :22 Vinyl chloride u ppbv 8/9/ :22 Surr: Bromofluorobenzene %REC 8/9/ :22 jt0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1,1,1-Trichloroethane 0.44 J IJQ/m3 8/9/ :22 1,1 -Dichloroethane u JQ/m3 8/9/ :22 1,1-Dichloroethene u JQ/m3 8/9/ :22 1,2-Dichloroethane u JQ/m3 1 8/9/ :22 Acetone Jg/m3 10 8/9/ :58 Benzene Jg/m3 8/9/ :22 Carbon tetrachloride u IJQ/m3 8/9/ :22 Chlorobenzene u IJQ/m3 8/9/ :22 Chloroform u Jg/m3 8/9/ :22 Chloromethane Jg/m3 8/9/ :22 cis-1,2-dichloroethene u Jg/m3 8/9/ :22 Methylene chloride Jg/m3 8/9/ :22 Tetrachloroethane Jglm3 8/9/ :22 Toluene Jglm3 10 8/9/ :58 trans-1,2-dichloroethene u Jg/m3 8/9/ :22 Trichloroethane Jglm3 8/9/ :22 Vinyl chloride u Jg/m3 8/9/ :22 Surr: Bromofluorobenzene %REG 8/9/ :22 ARPage 3 of 4

11 ALS Environmental Date: 21-Aug-13 Client: HzW Environmental Consultants, LLC Project: Former ODOT Dist 5 HQ; Project No.: Hl Worl{ Order: Sample ID: 4-99 James Street Sub-Slab Lab ID: Collection Date: 8/7/ :25AM Matrix: AIR Repo t Analyses Result Qual MDL Limit Units Factor Date Analyzed IT0-15 BY GC/MS Method: ET0-15 Anai}'St: MRJ 1,1,1-Trichloroethane ppbv 100 8/10/ :28 1, 1-Dichloroethane u ppbv 10 8/8/ :01 1, 1-Dichloroethene u ppbv 10 8/8/ :01 1,2-Dichloroethane u ppbv 10 8/8/ :01 Acetone ppbv 10 8/8/ :01 Benzene 2.1 J ppbv 10 8/8/ :01 Carbon tetrachloride ppbv 10 8/8/ :01 Chlorobenzene u ppbv 10 8/8/ :01 Chloroform ppbv 10 8/8/ :01 Chloromethane u ppbv 10 8/8/ :01 cis-1,2-dichloroethene u ppbv 10 8/8/ :01 Methylene chloride u ppbv 10 8/8/ :01 Tetrachloroethene u ppbv 10 8/8/ :01 Toluene 3.8 J ppbv 10 8/8/ :01 trans-1,2-dichloroethene u ppbv 10 8/8/ :01 Trichloroethane ppbv 10 8/8/ :01 Vinyl chloride u ppbv 10 8/8/ :01 Surr: Bromofluorobenzene %REG 10 8/8/ :01 IT0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1,1,1-Trichloroethane 5, Jg/m /10/ :28 1, 1-Dichloroethane u J.1Qim3 10 8/8/ :01 1, 1-Dichloroethene u J.lQfm3 10 8/8/ :01 1,2-Dichloroethane u J.lQ/m3 10 8/8/ :01 Acetone Jg/m3 10 8/8/ :01 Benzene 6.7 J IJQ/m3 10 8/8/ :01 Carbon tetrachloride IJQ/m3 10 8/8/ :01 Chlorobenzene u J.lg/m3 10 8/8/ :01 Chloroform IJQ/m3 10 8/8/ :01 Chloromethane u J.lg/m3 10 8/8/ :01 cis-1,2-dichloroethene u J.lg/m3 10 8/8/ :01 Methylene chloride u J.lglm3 10 8/8/ :01 Tetrachloroethene u JQim3 10 8/8/ :01 Toluene 14 J IJQ/m3 10 8/8/ :01 trans-1,2-dichloroethene u J.lQ/m3 10 8/8/ :01 Trichloroethane Jg/m3 10 8/8/ :01 Vinyl chloride u J.lQfm3 10 8/8/ :01 Surr: Bromofluorobenzene %REG 10 8/8/ :01 AR Page 4 of 4

12 LIC-WILLIAM STREET 3 (PID 94085) SUB-SLAB & INDOOR AIR TESTING RESULTS PROPERTY ADDRESS: 100 James Street, Newark, Ohio DATE TESTED: 08/08/13 TESTING CONSULTANT: HzW Environmental Consultants, LLC Chemicals Tested 08/08/13 Sample Results in PPBV Residential Screening Level Indoor Air Sub-slab Sub-slab Indoor Air Indoor Air Duplicate ppbv lobby Closet in Office Closet (Closet) Source/Criteria (public health or regulatory agency established levels) Acetone ,000 Benzene J 0.24J 0.27J 3 Carbon Tetrachloride 0.07J J 0.09J 0.11J 30 Chlorobenzene UJ UJ UJ UJ UJ 400/day Chloroform UJ Chloromethane UJ UJ 0.85 UJ ,1-Dich lo roetha ne UJ UJ UJ UJ UJ 120 1,2-Dichloroethane UJ 0.06J UJ UJ UJ 600 1,1-Dichloroethene UJ UJ UJ UJ UJ 20 cis-1,2- Dichloroethene UJ UJ 0.07J UJ UJ 8.8 trans-1,2- Dichloroethene UJ UJ UJ UJ UJ 200 Methylene Chloride 0.29J 0.37J UJ UJ 0.17J 300 Tetrachloroethylene (PCE) J J 6 Toluene ,1,1-Trichloroethane UJ UJ UJ 700 Trichloroethylene {TCE) Vinyl Chloride UJ UJ UJ UJ UJ 0.4 EMEG (Chronic) EMEG (Intermediate) EMEG (Chronic) RfC (EPA) OSWERVI Guidance (Chronic) (Intermediate) OSWERVI Guidance (Chronic) RfC & 10 5 risk (Chronic) (Intermediate) RfC & 10 5 risk 10-5 CREG (ATSDR)

13 After the first sampling results ODOT asked the laboratory to report the estimated values that are less than their reporting limit (RL), but above their equipment's method of detection (MDL). The goal was to see if any traces of chemicals could possibly exist at a sample location in order to learn more about the site. KEY CHART TERMS Residential ppbv =units are measured in parts per billion by volume (ppbv) ppbv =parts per billion by volume EMEG =environmental media evaluation guide (ATSDR) ATSDR =Agency for Toxic Substances and Disea se Registry Chronic (long-term) = exposure is considered more than a year (ATSDR) Intermediate = exposure greater than 14 days and less than a year (ATSDR) MRL= Minimal Risk Level {ATSDR) CREG= Cancer Risk Evaluation Guide (ATSDR) OSWER =Office of Solid Waste and Emergency Response for US. EPA 10 5 = Theoretical additional lifetime cancer risk calculation for chronic inhalation exposure at 10 5 equals an additional cancer risk of 1 in 100,000 persons. EPA= U.S. Environmental Protection Agency RfC = Reference Concentration (EPA) ND =The chemical was not detected above the reporting limit (RL) J = The chemical concentration Is an estimated value below the laboratory reporting limit but above the method detection limit (MDL) UJ = The chemical concentration was not detected at or above the method detection limit (MDL} OHIO ENVIRONMENTAL PROTECTION AGENCY: CONTACT PERSON: Amber Kent Finkelstein, Public Involvement Coordinator, Ohio EPA Public Interest Center; Amber.Finkelstein@epa.state.oh.us or (614) OHIO DEPARMENTOF HEALTH : CONTACT PERSON: Greg Stein, Ohio Depa rtment of Health, Health Assessment Section, Community Involvement/Health Education; Greg.Stein@odh.ohio.gov or (614) Agency website: /

14 ALS Environmental Date: 21-Aug-13 Client: HzW Environmental Consultants, LLC Project: Former ODOT Dist 5 HQ; Project No.: H!3048-ll Worl< Order: Sample ID: 100 James St (Vestibule) Lab ID: Collection Date: 8/8/ :33PM Matrix: AIR Report Analyses Result Qual MDL Limit Units Factor Date Analyzed /T0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1,1, 1 ~Trichloroethane ppbv 8/14/ :33 1, 1-Dichloroethane u ppbv 8/14/ :33 1, 1-Dichloroethene u ppbv 8/14/ :33 1,2-Dichloroethane u ppbv 8/14/ :33 Acetone ppbv 8/14/ :33 Benzene ppbv 8/14/ :33 Carbon tetrachloride J ppbv 8/14/ :33 Chlorobenzene u ppbv 8/14/ :33 Chloroform u ppbv 8/14/ :33 Chloromethane u ppbv 8/14/ :33 cis-1,2-dichjoroetheme u ppbv 8/14/ :33 Methylene chloride 0.29 J ppbv 8/14/ :33 Tetrachloroethene o:50 ppbv 8/14/ :33 Toluene ppbv 8/14/ :33 trans-1,2-dichloroethene u ppbv 8/14/ :33 Trichloroethene ppbv 8/14/ :33 Vinyl chloride u ppbv 8/14/ :33 Suff: Bromol/uorobenzene %REC 8/14/ :33 /T0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1, 1,1 ~Trichloroethane pg/m3 8/14/ :33 1, 1-Dichloroethane u pg/m3 8/14/ :33 1,1-Dichforoethene u pg/m3 8/14/ :33 1,2-Dichloroethane u pg/m3 8/14/ :33 Acetone pg/m3 8/14/ :33 Benzene pg/m3 8/14/ :33 Carbon tetrachloride 0.44 J ~g/m3 8/14/ :33 Chlorobenzene u pg/m3 8/14/ :33 Chloroform u pg/m3 8/14/ :33 Chloromethane u pg/m3 8/14/ :33 cis~1,2~dichloroethene u pg/m3 8/14/ :33 Methylene chloride 1.0 J ~g/m3 8/14/ :33 Tetrachloroethene pg/m3 8/14/ :33 Toluene pg/m3 8/14/ :33 trans~ 1,2 Dichloroethene u pg/m3 8/14/ :33 Trichloroethene pg/m3 8/14/ :33 Vinyl chloride u pg/m3 8/14/ :33 Sun: Bromofluarobenzene %REC 8/14/ :33 ARPage 9 of 10

15 ALS Environmental Date: 21-Aug-13 Client: Hz\V Environmental Consultants, LLC Project: Fonner ODOTDist 5 HQ; Project No.: H13048-ll Work Order: SampleiD: 100 James St (closet sub slab) Lab ID: Collection Date: 8/8/ :40PM Matrix: AIR Report Analyses Result Qual MDL Limit Units Factor Date Analyzed jt0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1,1, 1-Trichlorbethane ppbv 8/15/ :13 1, 1~Dichloroethane u ppbv 8/15/201312:13 1, 1-Dichloroethene u ppbv 8/15/201312:13 1,2-Dichloroethane J ppbv 8/15/201312:13 Acetone ppbv 8/15/ :13 Benzene ppbv 8/15/ :13 Carbon tetrachloride ppbv 8/15/ :13 Chlorobenzene u ppbv 8/15/201312:13 Chloroform ppbv 8/15/201312:13 Chloromethane u ppbv 8/15/ :13 cis-1,2-dichloroethene u ppbv 8/15/ :13 Methylene chloride 0.37 J ppbv 8/15/ :13 Tetrachloroethene ppbv 8/15/201312:13 Toluene ppbv 8/15/201312:13 trans-1,2-dichloroethene u ppbv 8/15/201312:13 Trlchloroethene ppbv 8/15/ :13 Vinyl chloride u ppbv 8/15/201312:13 Suff: Bromofluorobenzene %REC 8/15/201312:13 jt0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1, 1,1~Trlchloroethane ~g/m3 8/15/201312:13 1, 1-Dfchloroethane u ~g/m3 8/15/201312:13 1, 1-Dichtoroethene u ~g/m3 8/15/201312:13 1,2-Dichloroethane 0.24 J ~g/m3 8/15/201312:13 Acetone ~g/m3 8/15/201312:13 Benzene ~g/m3 8/15/201312:13 Carbon tetrachloride ~g/m3 8/15/201312:13 Chlorobenzene u ~g/m3 8/15/201312:13 Chlorofonn ~g/m3 8/15/ :13 Chloromethane u ~g/m3 8/15/ :13 cis-1,2-dichloroethene u ~g/m3 8/15/201312:13 Methylene chloride 1.3 J ~g/m3 8/15/201312:13 Tetrachloroethene ~g/m3 8/15/201312:13 Toluene ~g/m3 8/15/201312:13 trans-1,2-dichloroethene u ~g/m3 8!15/ :13 Trlchloroethene ~g/m3 8/15/ :13 Vinyl chloride u ~g/m3 8/15/201312:13 Surr: Bromofluorobenzene %REG 8/15/201312:13 ARPage 10 of 10

16 ALS Environmental Date: 21-Aug-13 Client: Hz\V Environmental Consultants, LLC Project: Former ODOT Dist 5 HQ; Project No.: Hl3048-ll Work Order: Sample ID: 100 James St Eastside Office Lab ID: Collection Date: 8/8/ :12PM Matrix: AIR Report Analyses Result Qual MDL Limit Units Factor Date Analyzed IT0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1,1, 1-Trichforoethane u ppbv 8/14/ :54 1, 1-Dichloroethane u ppbv 8/14/ :54 1, 1-Dichloroethene u ppbv 8/14/ :54 1,2-Dichloroethane u ppbv 8/14/201316:54 Acetone ppbv 4 8/15/ :13 Benzene 0.23 J ppbv 8/14/ :54 Carbon tetrachloride J ppbv 8/14/ :54 Chlorobenzene u ppbv 8/14/201316:54 Chlorofonn ppbv 8/14/201316:54 Chloromethane ppbv 8/14/ :54 cis-1,2-dichloroethene J ppbv 8/14/ :54 Methylene chloride u ppbv 8/14/201316:54 Tetrachloroethane J ppbv 8/14/ :54 Toluene ppbv 8/14/ :54 trans-1,2-dichloroethene u ppbv 8/14/ :54 Trichloroethene ppbv 8/14/201316:54 Vinyl chloride u ppbv 8/14/ :54 Suff: Bromofluorobenzene %REG 8/14/ :54 1ro-1s BY actms Method: ET0-15 Analyst: MRJ 1,1, 1-Trichloroethane u ~g/m3 8/14/201316:54 :t, 1-0ichloroethane u ~g/m3 8/14/ :54 1, 1-Dichloroethene u ~g/m3 8/14/ :54 1,2-Dichforoethane u ~g/m3 8/14/ :54 Acetone ~g/m3 4 8/15/ :13 Benzene 0.73 J ~g/m3 8/14/201316:54 Carbon tetrachloride 0.57 J ~g/m3 8/14/ :54 Chlorobenzene u ~g/m3 8/14/ :54 Chlorofonn ~g/m3 8/14/ :54 Chloromethane ~g/m3 8/14/ :54 cls~1,2-dichloroethene 0.28 J ~g/m3 8/14/201316:54 Methylene chloride u ~g/m3 8/14/201316:54 Tetrachloroethene 0.54 J ~g/m3 8/14/ :54 Toluene ~g/m3 8/14/ :54 trans-1,2-0ichloroethene u ~g/m3 8/14/ :54 Trichloroethane ~g/m3 8/14/ :54 Vinyl chloride u ~g/m3 8/14/ :54 Surr: Bromofluorobenzene 100 6G-140 %REC 8/14/ :54 ARPage 4 of 10

17 ALS Environmental Client: HzW Environmental Consultants, LLC Date: 21-Aug-13 Project: Former ODOT Dist5 HQ; Project No.: HI3048-II Work Order: Sample ID: I 00 James St (closet) Lab ID: Collection Date: 8/8/ : 14 PM Matrix: AIR Report Analyses Result Qual MDL Limit Units Factor Date Analyzed jt0-15 BY GCIMS Method: ET0-15 Anal~st: MRJ 1,1, 1-Trichloroethane u ppbv 8/t4/20t3 t7:35 1, 1-Dichloroethane u ppbv 8/t4/201317:35 1, 1-0ichloroethene u ppbv 8/14/ :35 1,2-Dichloroethane u ppbv 8/14/201317:35 Acetone ppbv 4 8/15/ :43 Benzene 0.24 J ppbv 1 8/14/201317:35 Carbon tetrachloride J ppbv 8/14/201317:35 Chlorobenzene u ppbv 8/14/201317:35 Chloroform ppbv 8/14/ :35 Chloromethane u ppbv 8/14/201317:35 cis-1,2-dichloroethene u ppbv 8/14/ :35 Methylene chloride u ppbv 8/14/ :35 Tetrachloroethane ppbv 8/14/201317:35 Toluene ppbv 8/14/201317:35 trans-1,2-dichloroethene u ppbv 8/14/ :35 Trlchloroethene ppbv 8/14/201317:35 Vinyl chloride u ppbv 8/14/201317:35 Surr: Bromofluorobenzene %REG 8/14/ :35 IT0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1,1, 1-Trichloroethane u ~g/m3 8/14/201317:35 1, 1-Dichloroelhane u ~g/m3 8/14/ :35 1, 1-Dichloroethene u ~g/m3 8/14/ :35 1,2-Dichloroethane u ~g/m3 8/14/201317:35 Acetone ~g/m3 4 8/15/201311:43 Benzene 0.77 J ~g/m3 1 8/14/ :35 Carbon tetrachloride 0.57 J ~g/m3 8/14/201317:35 Chlorobenzene u ~g/m3 8/14/201317:35 Chloroform ~g/m3 8/14/201317:35 Chloromethane u ~g/m3 8114/ :35 cis~ 1,2-Dichtoroethene u ~g/m3 8/14/201317:35 Methylene chloride u ~g/m3 8/14/201317:35 Tetrachloroethene ~g/m3 8/14/ :35 Toluene ~g/m3 8/14/ :35 trans-1,2-dichloroethene u ~g/m3 8/14/ :35 Trichloroethene ~g/m3 8/14/ :35 Vinyl chloride u ~g/m3 8/14/ :35 Surr: Bromofluorobenzene %REC 8/14/ : AR Page 5 of 10

18 ALS Environmental Date: 21-Aug-13 Client: HzW Environmental Consultants, LLC Project: Fonner ODOT Dist 5 HQ; Project No.: Hl3048-ll Work Order: SampleiD: loo James St (closet A) Lab ID: Collection Date: 8/8/ :19PM Matrix: AlR Report Analyses Result Qual MDL Limit Units Factor Date Analyzed (T0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1,1, 1 Trichloroethane u ppbv 8/14/201318:15 1, 1-Dichloroethane u ppbv 8/14/201318:15 1, 1-Dichtoroethene u ppbv 8/14/ :15 1,2-Dichloroethane u ppbv 8/14/ :15 Acetone ppbv 4 8/15/201312:24 Benzene 0.27 J ppbv 8/14/ :15 Carbon tetrachloride 0.11 J ppbv 8/14/201318:15 Chlorobenzene u ppbv 8/14/201318:15 Chloroform ppbv 8/14/ :15 Chloromethane ppbv 8/14/ :15 cis-1,2-dichloroethene u ppbv 8/14/ :15 Methylene chloride 0.17 J ppbv 8/14/ :15 Tetrachloroethene 0.14 J ppbv 8/14/201318:15 Toluene ppbv 8/14/201318:15 trans-1,2-dichloroethene u ppbv 8/14/ :15 Trichloroethene ppbv 8/14/201318:15 Vinyl chloride u ppbv 8/14/ :15 Suff: Bromonuorobenzene %REC 8/14/201318:15 (T0-15 BY GC/MS Method:ET0-15 Analyst: MRJ 1, 1, 1-Trichloroethane u ~g/m3 8/14/ :15 1, 1-Dichloroethane u ~glm3 8/14/201318:15 1, 1-Dich/oroethene u ~g/m3 8114/201318:15 1,2-Dichloroethane u ~g/m3 8/14/201318:15 Acetone ~g/m3 4 8/15/201312:24 Benzene 0.86 J ~g/m3 8/14/201318:15. Carbon tetrachloride 0.69 J ~g/m3 8/14/201318:15 Chlorobenzene u ~glm3 8/14/ :15 Chloroform ~g/m3 8/14/ :15 Chloromethane ~g/m3 8/14/201318:15 cis-1,2-dichloroethene u ~g/m3 8/14/ :15 Methylene chloride 0.59 J ~glm3 8/14/201318:15 Tetrachloroethane 0.95 J ~g/m3 8/14/ :15 Toluene ~g/m3 8/14/ :15 trans-1,'2-dichloroethene u ~g/m3 8/14/201318:15 Trichloroethene ~g/m3 8/14/201318:15 Vinyl chloride u ~g/m3 8/14/ :15 Surr: Bromofluorobenzene %REC 8/14/ :15 ARPage 6 of 10

19 UC-WILLIAM STREET 3 (PID 94085) SUB-SLAB & INDOOR AIR TESTING RESULTS PROPERTY ADDRESS: 107 Pine Street, Newark, Ohio DATE TESTED: 08/08/13 TESTING CONSULTANT: HzW Environmental Consultants, LLC Chemicals Tested 08/08/13 Sample Results in PPBV Sub-slab Indoor Air Sub-slab Indoor Air Mechanical Mechanical Gym Gym Room Room Residential Screening Level ppbv Source/Criteria (public health or regulatory agency established levels) Acetone Benzene J 0.24J Carbon Tetrachloride 0.11J UJ 0.08J 0.09J Chlorobenzene UJ UJ UJ UJ Chloroform J Chloromethane UJ UJ UJ UJ 1,1-Dichloroethane 0.33J 0.15J UJ UJ 1,2-Dichloroethane 0.07J 0.07J UJ UJ 1, 1-Dichloroethene UJ UJ UJ UJ cis-1,2- Dichloroethene UJ UJ UJ UJ trans-1,2- Dichloroethene UJ UJ UJ UJ Methylene Chloride 0.37J 0.34J 0.12J 0.14J Tetrachloroethylene (PCE) 0.17J 0.3J UJ UJ Toluene ,1,1- Trichloroethane UJ UJ Trichloroethylene (TCE) J 0.46 Vinyl Chloride O.llJ UJ UJ UJ 13, EMEG (Chronic) 400/day EMEG (Intermediate) 20 EMEG (Chronic) 44 RfC (EPA) OSWER VI Guidance (Chronic) (Intermediate) OSWER VI Guidance (Chronic) 6 RfC & 10' 5 risk (Chronic) (Intermediate) 0.4 RfC & 10 5 risk ' 5 CREG (ATSDR)

20 After the first sampling results ODOT asked the laboratory to report the estimated values that are less than their reporting limit (RL), but above their equipment's method of detection (MDL). The goal was to see if any traces of chemicals could possibly exist at a sample location in order to learn more about the site. KEY CHART TERMS Residential ppbv =units are measured in parts per billion by volume (ppbv) ppbv =parts per billion by volume EMEG =environmental media evaluation guide (ATSDR) ATSDR =Agency for Toxic Substances and Disease Registry Chronic (long-term)= exposure is considered more than a year (ATSDR) Intermediate= exposure greater than 14 days and less than a year (ATSDR) MRL= Minimal Risk Level (ATSDR) CREG= Cancer Risk Evaluation Guide {ATSDR) OSWER =Office of Solid Waste and Emergency Response for US. EPA 10-5 =Theoretical additional lifetime cancer risk calculation for chronic inhalation exposu re at 10' 5 equals an additional cancer risk of 1 in 100,000 persons. EPA= U.S. Environmental Protection Agency RfC = Reference Concentration (EPA) ND =The chemical was not detected above the reporting limit (RL) J = The chemical concentration is an estimated va lue below the laboratory reporting limit but above the method detection limit (MDL) UJ =The chemical concentration was not detected at or above the method detection limit (MDL) OHIO ENVIRONMENTAL PROTECTION AGENCY: CONTACT PERSON: Amber Kent Finkelstein, Public Involvement Coordinator, Ohio EPA Public Interest Center; Amber.Finkelstein@epa.state.oh.us or (614) OHIO DEPARMENT OF HEALTH: CONTACT PERSON: Greg Stein, Ohio Department of Health, Health Assessment Section, Community Involvement/Health Education; Greg.Stein@odh.ohio.gov or (614) Agency website:

21 ALS Environmental Date: 21-Aug-13 Client: HzW Environmental Consultants, LLC Project: Former ODOT Dist 5 HQ; Project No.: H13048-ll Work Order: Sample ID: 107 Pine (Gym sub slab) LabiD: Collection Date: 8/8/ :25 PM Matrix: AIR Report Analyses Result Qual MDL L imit U nits Factor Date Analyzed /T0 15 BY GC/MS - - Method: ET0-15~. Analyst: MRJ. ~ 1, 1,1-Trichloroethane ppbv 8/14/ :14 1, 1-Dichloroethane 0.33 J ppbv 8/1 4/ :14 1,1-Dichloroethene.u ppbv 8/1 4/ :14 1,2-Dichloroethane J ppbv 8/14/ :14 Acetone ppbv 10 8/9/ :17 Benzene ppbv 8/1 4/ :14 Carbon tetrachloride J ppbv 8/14/ :14 Chlorobenzene u ppbv 8/14/ :14 Chloroform ppbv 8/14/ :14 Chloromethane u pptiv 8/14/ :14 cis-1,2-dichloroethene u ppbv 8/14/ :14 Methylene chloride 0.37 J ppbv 8/14/ :14 Tetrachloroethane 0.17 J ppbv 8/14/ :14 Toluene ppbv 8/14/ :14 trans-1,2-dichloroethene u ppbv 8/14/ :14 Trichloroethane ppbv 8/14/ :14 Vinyl chloride 0.11 J ppbv 8/14/ :14 Surr: Bromofluorobenzene %REC 8/1 4/ :1 4 /T0-15 BY GC/MS _ Methoct: : ETO-~ 5 ""T -c- Analyst: MRJ 1,1, 1-Trlchloroethane j.jg/m3 8/14/ :14 1, 1-Dichloroethane 1.3 J j.jg/m3 8/14/ :14 1,1-Dichloroethene u jjg/m3 8/14/ :14 1,2-Dichloroethane 0.28 J jjg/m3 8/14/ :14 Acetone jjg/m3 10 8/9/201313:17 Benzene j.jg/m3 8/14/ :14 Carbon tetrachloride 0.69 J Jg/m3 8/14/ :14 Chlorobenzene u Jg/m3 8/14/ :14 Chloroform Jg/m3 8/14/ :14 Chloromethane u jjg/m3 8/14/ :14 cis-1,2-dichloroethene u jjg/m3 8/14/ :14 Methylene chloride 1.3 J Jg/m3 8/14/ :14 Tetrachloroethane 1.2 J IJQ/m3 8/14/ :14 Toluene IJQ/m3 8/14/ :14 trans-1,2-dichloroethene u j.jg/m3 8/14/ :14 Trichloroethane j.jg/m3 8/14/ :14 Vinyl chloride 0.28 J Jg/m3 8/14/ :14 Surr: Bromofluorobenzene %REC 8/14/ :14 ARPage 7 of 10

22 ALS" Environmental Date: 21-Aug-13 Client: HzW E nvironmental Consultants, LLC Project: Former ODOT Dist 5 HQ; Project No.: H Work Order: S~mp leid : 107 Pine (Mechanical Rm sub slab) Lab ID: Collection Date: 8/8/ :29 PM M atrix: AIR Report Analyses Result Qual MDL Limit Units Factor Date Analyzed lt0-15' BY GC/MS, Method: ET0 ~15 : - Anal~st: MRJ 1, 1,1-Trichloroethane ppbv 8/14/ :54 1, 1-Dichloroethane 0.15 J ppbv 8/14/ :54 1, 1-Dichloroethene u ppbv 8/14/ :54 1,2-Dichloroethane J ppbv 8/14/ :54 Acetone ppbv 8/14/ :54 Benzene ppbv 8/14/ :54 Carbon tetrachloride u o.o5o 0.50 ppbv 8/14/ :54 Chlorobenzene u ppbv 8/14/ :54 Chloroform J ppbv 8/14/ :54 Chloromethane u ppbv 8/14/ :54 cis-1,2-dichloroethene u ppbv 8/14/ :54 Methylene chloride 0.34 J ppbv 8/14/ :54 Tetrachloroethane 0.30 J ppbv. 8/14/ :54 Toluene ppbv 8/14/ :54 trans-1,2-dichloroethene u ppbv 8/14/ :54 Trichloroethane ppbv 8/14/ :54 Vinyl chloride u ppbv 8/1 4/ :54 Surr: Bromofluorobenzene %REC 8/1 4/ :54 IT0--15 BY GC/MS..J:. - Method::Ell0-15 ~ -'-- J Analyst MRJ : 1, 1,1-Trichloroethane Jg/m3 8/14/ :54 1, 1-Dichloroethane 0.61 J Jg/m3 8/14/ :54 1, 1-Dichloroethene u Jg/m3 8/14/ :54 1,2-Dichloroethane 0.28 J IJQ/m3 8/14/ :54 Acetone IJQ/m3 8/14/ :54 Benzene IJQ/m3 8/14/ :54 Carbon tetrachloride u Jg/m3 8/14/ :54 Chlorobenzene u Jglm3 8/14/ :54 Chloroform 0.29 J Jg/m3 8/14/ :54 Chloromethane u Jg/m3 1 8/14/ :54 cis-1,2-dichloroethene u Jg/m3 8/14/ :54 Methylene chloride 1.2 J IJQ/m3 8/14/ :54 Tetrachloroethane 2.0 J IJQ/m3 8/14/ :54 Toluene llq_im3 8/1 4/ :54 trans-1,2-dichloroethene u Jglm3 8/14/ :54 Trichloroethane IJQ/m3 8/1 4/ :54 Vinyl chloride u Jg/m3 8/14/ :54 Surr: Bromofluorobenzene %REC 8/14/ :54 ARPage 8 of 10

23 ALS Environmental Date: 21-Aug-13 Client: HzW Environmental Consultants, LLC Project: Former ODOT Dist 5 HQ; Project No.: H Wot k Ot der: SampleiD: 107 Pine (Gym) Lab ID: C ollection Date: 8/8/ :06PM Matrix: AIR Report Analyses Result Qual MDL Limit U nits Factor Date A n alyzed IT0-15 BY GC/MS Method: ET0-15 An a l~st: MRJ 1,1, 1-Trichloroethane u ppbv :34 1, 1-0ichloroethane u ppbv :34 1, 1-0ichloroethene u ppbv :34 1,2-0ichloroethane u ppbv 8114/ :34 Acetone ppbv / :53 Benzene 0.22 J ppbv 8114/ :34 Carbon tetrachloride J ppbv :34 Chlorobenzene u ppbv :34 Chloroform ppbv 8/ :34 Chloromethane u ppbv 8/14/ :34 cis-1,2-0ichloroethene u ppbv 8114/ :34 Methylene chloride 0.12 J ppbv 811 4/ :34 Tetrachloroethene u ppbv 8114/ :34 Toluene ppbv 8114/ :34 trans-1,2-0ichloroethene u ppbv 8114/ :34 Trichloroethane J ppbv :34 Vinyl chloride u ppbv 8114/ :34 Surr: Bromofluorobenzene %REG 8114/ :34 IT0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1,1, 1-Trichloroethane u JQim3 8114/ :34 1, 1-Dichloroethane u JQim3 8114/ :34 1, 1-Dichloroethene u Jglm3 8114/ :34 1,2-Dichloroethane u Jglm3 8114/ :34 Acetone Jglm / :53 Benzene 0.70 J jjglm3 8/ :34 Carbon tetrachloride 0.50 J jjglm :34 Chlorobenzene u Jglm :34 Chloroform jjglm :34 Chloromethane u Jglm :34 cis-1,2-0ichloroethene u Jglm3 8114/ :34 Methylene chloride 0.42 J jjgl m3 8114/ :34 Tetrachloroethene u Jglm3 8114/ :34 Toluene jjgl m3 8114/ :34 trans-1,2-0ichloroethene u JQim3 8114/ :34 Trichloroethane 0.32 J jjglm :34 Vinyl chloride u Jglm3 8/ :34 Surr: Bromofluorobenzene %REG :34 AR Page 2 of 10

24 ALS Environmental Date: 21-Aug-13 Client: HzW E nvironmental Consultants, LLC Project: Former ODOT Dist 5 HQ; Project No.: Hl3048-ll Work Order: Sample ID: 107 Pine (Mechanical Rm) Lab ID: Collection Date: 8/8/ :08 PM Matl"ix: AIR Report Analyses Result Qual MDL Limit Units Factor Date Analyzed IT0-15 BY GC/MS Method: ET0-15 Anal~st: MRJ 101 o 1-Trichloroethane u ppbv 8/14/ :14 1 o 1-Dichloroethane u ppbv 8/14/ :14 1 o 1-Dichloroethene u ppbv 8/14/ : Dichloroethane u ppbv 8/14/ :14 Acetone ppbv 4 8/15/ :33 Benzene 0.24 J ppbv 1 8/14/ :14 Carbon tetrachloride J ppbv 8/14/ :14 Chlorobenzene u ppbv 8/14/ :14 Chloroform ppbv 8/14/ :14 Chloromethane u ppbv 8/14/ :14 cis-1 02-Dichloroethene u ppbv 8/14/ :14 Methylene chloride 0.14 J ppbv 8/14/ :14 Tetrachloroethene u ppbv 8/14/ :14 Toluene ppbv 8/14/ :14 trans-1 o2-dichloroethene u ppbv 8/14/ :14 Trichloroethane ppbv 8/14/ :14 Vinyl chloride u ppbv 8/14/201316:14 Surr: Bromofluorobenzene %REC 8/14/ :1 4 IT0-15 BY GC/MS Method: ET0-15 Analyst: MRJ 1 o 1 o 1-Trichloroethane u IJQ/m3 8/14/ :14 1 o 1-Dichloroethane u Jg/m3 8114/ :14 1 o 1-Dichloroethene u Jg/m3 8/14/ : Dichloroethane u Jg/m3 8/14/201316:14 Acetone Jg/m3 4 8/15/ :33 Benzene 0.77 J Jg/m3 1 8/14/ :14 Carbon tetrachloride 0.57 J Jg/m3 8/14/ :14 Chlorobenzene u JQ/m3 8/14/201316:14 Chloroform Jg/m3 8/14/ :14 Chloromethane u Jg/m3 8/14/ :14 cis-1 02-Dichloroethene u Jg/m3 8/14/ :14 Methylene chloride 0.49 J JQ/m3 8/1 4/ :14 Tetrachloroethane u Jg/m3 8/1 4/ :14 Toluene Jg/m3 8/14/ :14 trans-1 02-Dichloroethene u IJQ/m3 8/1 4/ :14 Trichloroethane Jg/m3 8/14/ :14 Vinyl chloride u IJQ/m3 8/14/ :14 Surr: Bromofluorobenzene %REC 8/14/ :14 ARPage 3 of 10