Beacon Maps.pdf

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Attached to
RFP-854 Engineer EEC HWF CAP Clothes Dr Site Mayfield
Solicitation number
RFP-785-2500000091-1
Issued by
Grant County, Kentucky

About this file

This document is a Laboratory Analytical Report prepared by Beacon Environmental Services, Inc. for the Kentucky Division of Waste Management. The report details the results of soil gas sampling conducted at the Mayfield Electric and Water Systems site in Graves County, Kentucky. The sampling analyzed the presence and concentrations of various volatile organic compounds (VOCs) including benzene, toluene, ethylbenzene, xylenes, trichloroethene, and tetrachloroethene. The report includes a summary of the compound detections, a data summary table, and distribution maps for trichloroethene and tetrachloroethene. The sampling and analysis were conducted in accordance with EPA Method 8260C. No additional project details, response dates, award information, or contract terms are provided in the report.

The report does not contain any information regarding pricing, set asides, incumbents, funding requirements, or other commercial terms. It is solely a technical laboratory report documenting the analytical results of the soil gas sampling performed at the site.

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[TOC_1]Cover Page[TOC]

Beacon Environmental

CERTIFICATE OF ANALYSIS

Project Description:

Bel Air, MD 21014 USA

526 Underwood Lane

1.410.838.8780

Beacon Project No.: 0007721

Beacon Proposal No.: 240408R01

Project Site: Mayfield Electric and Water Systems

Client PO No.: 1534

Graves County, KY

Prepared for:

May 22, 2024

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Frankfort, KY 40601

Jennifer Cowan

Ryan W. Schneider

Senior Project Manager

All data meet requirements as specified in the Beacon Environmental Services, Inc. Quality Assurance Project Plan and the results relate only to the samples reported. The work performed was in accordance with ISO/IEC 17025:2017 requirements, except samples were analyzed within a 24-hour tune window and TPH is not included in BEACON’s scope of accreditation.

This report shall not be reproduced, except in full, without written approval of the laboratory. Release of the data contained in this data package has been authorized by the Laboratory Director or his signee, as verified by the following signatures:

Steven C. Thornley

Laboratory Director

Peter B. Kelly

Quality Manager

BEACON-USA.COM

Beacon Project 7721 -- Page 1 of 18 http://www.beacon-usa.com

Project Site:

Project Location:

Project Manager: Reported:

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Jennifer CowanFrankfort, KY 40601

Beacon Project No.: 0007721

526 Underwood Lane

1.410.838.8780

05/22/2024

Mayfield Electric and Water Systems

Graves County, KY

240408R01Beacon Proposal:

Map Report Bel Air, MD 21014 USA

Summary of Compound Detections - Concentration

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-02

C24050607.D

05/06/2024 15:01Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 2.3871-43-2 2.33

Ethylbenzene 7.10100-41-4 1.45 p & m-Xylene 31.4179601-23-1 1.40 o-Xylene 9.4495-47-6 1.40

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-03

C24050608.D

05/06/2024 15:34Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 3.0771-43-2 2.33

Toluene 6.54108-88-3 3.08

Ethylbenzene 18.6100-41-4 1.45 p & m-Xylene 86.6179601-23-1 1.40 o-Xylene 31.595-47-6 1.40

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-04

C24050609.D

05/06/2024 16:06Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Toluene 4.29108-88-3 3.08

Ethylbenzene 19.6100-41-4 1.45 p & m-Xylene 85.3179601-23-1 1.40 o-Xylene 28.195-47-6 1.40

0007721 Beacon Project 7721 -- Page 2 of 18

Project Manager: Reported:

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Jennifer CowanFrankfort, KY 40601

Beacon Project No.: 0007721

526 Underwood Lane

1.410.838.8780

05/22/2024

Mayfield Electric and Water Systems

Graves County, KY

240408R01Beacon Proposal:

Map Report Bel Air, MD 21014 USA

Summary of Compound Detections - Concentration

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-05

C24050610.D

05/06/2024 16:39Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 2.4271-43-2 2.33

Ethylbenzene 1.98100-41-4 1.45 p & m-Xylene 10.6179601-23-1 1.40 o-Xylene 4.3895-47-6 1.40

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

DUP-4

0007721-06

C24050611.D

05/06/2024 17:12Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Ethylbenzene 1.96100-41-4 1.45 p & m-Xylene 10.4179601-23-1 1.40 o-Xylene 4.1195-47-6 1.40

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-07

C24050612.D

05/06/2024 17:44Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 3.2871-43-2 2.32

Toluene 18.0108-88-3 3.08

Ethylbenzene 88.0100-41-4 1.45 p & m-Xylene 325179601-23-1 1.40 o-Xylene 13295-47-6 1.40

Isopropylbenzene 4.2898-82-8 1.48

1,3,5-Trimethylbenzene 2.03108-67-8 1.48

1,2,4-Trimethylbenzene 2.5095-63-6 1.48

TPH C9-C15 1,180 357

0007721 Beacon Project 7721 -- Page 3 of 18

Project Manager: Reported:

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Jennifer CowanFrankfort, KY 40601

Beacon Project No.: 0007721

526 Underwood Lane

1.410.838.8780

05/22/2024

Mayfield Electric and Water Systems

Graves County, KY

240408R01Beacon Proposal:

Map Report Bel Air, MD 21014 USA

Summary of Compound Detections - Concentration

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-08

C24050613.D

05/06/2024 18:17Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 2.5071-43-2 2.32

Toluene 8.04108-88-3 3.08

Tetrachloroethene 9.97127-18-4 1.20

Ethylbenzene 33.6100-41-4 1.45 p & m-Xylene 160179601-23-1 1.40 o-Xylene 63.695-47-6 1.40

TPH C9-C15 445 357

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-09

C24050614.D

05/06/2024 18:49Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Trichloroethene 4.1579-01-6 1.49

Tetrachloroethene 83.7127-18-4 1.20

Ethylbenzene 2.59100-41-4 1.44 p & m-Xylene 15.3179601-23-1 1.39 o-Xylene 5.6195-47-6 1.39

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-10

C24050615.D

05/06/2024 19:21Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Tetrachloroethene 2.48127-18-4 1.19

0007721 Beacon Project 7721 -- Page 4 of 18

Project Manager: Reported:

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Jennifer CowanFrankfort, KY 40601

Beacon Project No.: 0007721

526 Underwood Lane

1.410.838.8780

05/22/2024

Mayfield Electric and Water Systems

Graves County, KY

240408R01Beacon Proposal:

Map Report Bel Air, MD 21014 USA

Summary of Compound Detections - Concentration

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-11

C24050616.D

05/06/2024 19:54Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Toluene 5.03108-88-3 3.08

Ethylbenzene 26.8100-41-4 1.45 p & m-Xylene 104179601-23-1 1.40 o-Xylene 38.595-47-6 1.40

TPH C9-C15 437 357

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-12

C24050617.D

05/06/2024 20:26Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 3.7571-43-2 2.32

Toluene 9.42108-88-3 3.08

Ethylbenzene 44.2100-41-4 1.45 p & m-Xylene 153179601-23-1 1.40 o-Xylene 63.495-47-6 1.40

TPH C9-C15 379 357

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-13

C24050618.D

05/06/2024 20:59Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 4.0171-43-2 2.32

Toluene 5.88108-88-3 3.08 p & m-Xylene 3.29179601-23-1 1.40

1,2,4-Trimethylbenzene 2.2295-63-6 1.48

0007721 Beacon Project 7721 -- Page 5 of 18

Project Manager: Reported:

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Jennifer CowanFrankfort, KY 40601

Beacon Project No.: 0007721

526 Underwood Lane

1.410.838.8780

05/22/2024

Mayfield Electric and Water Systems

Graves County, KY

240408R01Beacon Proposal:

Map Report Bel Air, MD 21014 USA

Summary of Compound Detections - Concentration

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-14

C24050619.D

05/06/2024 21:31Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 4.5571-43-2 2.32

Toluene 18.2108-88-3 3.07

Ethylbenzene 108100-41-4 1.45 p & m-Xylene 403179601-23-1 1.40 o-Xylene 13995-47-6 1.40

Isopropylbenzene 4.7598-82-8 1.48

1,3,5-Trimethylbenzene 2.36108-67-8 1.48

1,2,4-Trimethylbenzene 2.3395-63-6 1.48

TPH C9-C15 1,240 356

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-15

C24050620.D

05/06/2024 22:03Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 2.4171-43-2 2.32

Trichloroethene 1.7779-01-6 1.49

Toluene 3.12108-88-3 3.07

Tetrachloroethene 23.8127-18-4 1.20

Ethylbenzene 8.95100-41-4 1.45 p & m-Xylene 41.5179601-23-1 1.40 o-Xylene 14.795-47-6 1.40

0007721 Beacon Project 7721 -- Page 6 of 18

Project Manager: Reported:

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Jennifer CowanFrankfort, KY 40601

Beacon Project No.: 0007721

526 Underwood Lane

1.410.838.8780

05/22/2024

Mayfield Electric and Water Systems

Graves County, KY

240408R01Beacon Proposal:

Map Report Bel Air, MD 21014 USA

Summary of Compound Detections - Concentration

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-16

C24050621.D

05/06/2024 22:36Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Chloroform 3.7467-66-3 1.40

Benzene 2.9971-43-2 2.32

Trichloroethene 8.9879-01-6 1.49

Toluene 10.3108-88-3 3.07

Tetrachloroethene 51.2127-18-4 1.20

Ethylbenzene 58.4100-41-4 1.45 p & m-Xylene 182179601-23-1 1.40 o-Xylene 79.295-47-6 1.40

Isopropylbenzene 2.5898-82-8 1.48

1,3,5-Trimethylbenzene 1.51108-67-8 1.48

TPH C9-C15 953 356

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-17

C24050622.D

05/06/2024 23:08Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

1,1-Dichloroethene 7.6375-35-4 1.48 trans-1,2-Dichloroethene 228156-60-5 1.11

Dcis-1,2-Dichloroethene 2,170156-59-2 17.6

Benzene 23.371-43-2 2.31

Trichloroethene 80279-01-6 1.48

Toluene 181108-88-3 3.06

DTetrachloroethene 1,950127-18-4 22.7

Ethylbenzene 126100-41-4 1.44 p & m-Xylene 425179601-23-1 1.39 o-Xylene 20695-47-6 1.39

Isopropylbenzene 3.8098-82-8 1.47

1,3,5-Trimethylbenzene 7.74108-67-8 1.47

1,2,4-Trimethylbenzene 13.595-63-6 1.47

TPH C5-C8 3,530 415

TPH C9-C15 2,090 355

0007721 Beacon Project 7721 -- Page 7 of 18

Project Manager: Reported:

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Jennifer CowanFrankfort, KY 40601

Beacon Project No.: 0007721

526 Underwood Lane

1.410.838.8780

05/22/2024

Mayfield Electric and Water Systems

Graves County, KY

240408R01Beacon Proposal:

Map Report Bel Air, MD 21014 USA

Summary of Compound Detections - Concentration

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-18

C24050623.D

05/06/2024 23:41Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 5.8971-43-2 2.32

Toluene 11.5108-88-3 3.07

Tetrachloroethene 4.45127-18-4 1.20

Ethylbenzene 18.7100-41-4 1.45 p & m-Xylene 78.9179601-23-1 1.40 o-Xylene 35.495-47-6 1.40

TPH C9-C15 475 356

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-19

C24050624.D

05/07/2024 00:13Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 6.7771-43-2 2.31

Toluene 3.25108-88-3 3.06

Ethylbenzene 4.41100-41-4 1.44 p & m-Xylene 22.1179601-23-1 1.39 o-Xylene 7.1295-47-6 1.39

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-20

C24050625.D

05/07/2024 00:45Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 3.1671-43-2 2.31

Toluene 6.77108-88-3 3.07

Ethylbenzene 32.3100-41-4 1.44 p & m-Xylene 116179601-23-1 1.39 o-Xylene 49.995-47-6 1.39

0007721 Beacon Project 7721 -- Page 8 of 18

Project Manager: Reported:

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Jennifer CowanFrankfort, KY 40601

Beacon Project No.: 0007721

526 Underwood Lane

1.410.838.8780

05/22/2024

Mayfield Electric and Water Systems

Graves County, KY

240408R01Beacon Proposal:

Map Report Bel Air, MD 21014 USA

Summary of Compound Detections - Concentration

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-21

C24050628.D

05/07/2024 02:14Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 3.6871-43-2 2.31

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-22

C24050629.D

05/07/2024 02:46Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas trans-1,2-Dichloroethene 4.77156-60-5 1.12 cis-1,2-Dichloroethene 27.2156-59-2 0.93

Benzene 5.6471-43-2 2.31

Trichloroethene 48.079-01-6 1.49

Tetrachloroethene 64.2127-18-4 1.20

TPH C5-C8 784 416

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-23

C24050630.D

05/07/2024 03:18Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 3.5671-43-2 2.31

Trichloroethene 31.679-01-6 1.48

Tetrachloroethene 191127-18-4 1.19

Ethylbenzene 7.64100-41-4 1.44 p & m-Xylene 41.6179601-23-1 1.39 o-Xylene 16.495-47-6 1.39

Naphthalene 0.7291-20-3 0.61

0007721 Beacon Project 7721 -- Page 9 of 18

Project Manager: Reported:

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Jennifer CowanFrankfort, KY 40601

Beacon Project No.: 0007721

526 Underwood Lane

1.410.838.8780

05/22/2024

Mayfield Electric and Water Systems

Graves County, KY

240408R01Beacon Proposal:

Map Report Bel Air, MD 21014 USA

Summary of Compound Detections - Concentration

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-24

C24050631.D

05/07/2024 03:50Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 3.4371-43-2 2.31

Ethylbenzene 2.28100-41-4 1.44 p & m-Xylene 10.5179601-23-1 1.39 o-Xylene 4.1395-47-6 1.39

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-25

C24050632.D

05/07/2024 04:22Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas trans-1,2-Dichloroethene 45.7156-60-5 1.11 cis-1,2-Dichloroethene 219156-59-2 0.92

Benzene 6.3571-43-2 2.31

Trichloroethene 14579-01-6 1.48

Toluene 5.15108-88-3 3.06

Tetrachloroethene 397127-18-4 1.19

Ethylbenzene 3.11100-41-4 1.44 p & m-Xylene 12.8179601-23-1 1.39 o-Xylene 5.9595-47-6 1.39

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-26

C24050633.D

05/07/2024 04:56Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 7.8771-43-2 2.31

Toluene 9.91108-88-3 3.06 p & m-Xylene 3.19179601-23-1 1.39 o-Xylene 1.4195-47-6 1.39

0007721 Beacon Project 7721 -- Page 10 of 18

Project Manager: Reported:

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Jennifer CowanFrankfort, KY 40601

Beacon Project No.: 0007721

526 Underwood Lane

1.410.838.8780

05/22/2024

Mayfield Electric and Water Systems

Graves County, KY

240408R01Beacon Proposal:

Map Report Bel Air, MD 21014 USA

Summary of Compound Detections - Concentration

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-27

C24050634.D

05/07/2024 05:28Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 3.3871-43-2 2.31 p & m-Xylene 6.51179601-23-1 1.39 o-Xylene 3.0295-47-6 1.39

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

DUP-25

0007721-28

C24050635.D

05/07/2024 06:00Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 3.5171-43-2 2.31 p & m-Xylene 6.28179601-23-1 1.39 o-Xylene 3.1595-47-6 1.39

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-29

C24050636.D

05/07/2024 06:32Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 3.7771-43-2 2.31

Toluene 3.96108-88-3 3.06

Ethylbenzene 4.50100-41-4 1.44 p & m-Xylene 21.5179601-23-1 1.39 o-Xylene 8.4095-47-6 1.39

0007721 Beacon Project 7721 -- Page 11 of 18

Project Manager: Reported:

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Jennifer CowanFrankfort, KY 40601

Beacon Project No.: 0007721

526 Underwood Lane

1.410.838.8780

05/22/2024

Mayfield Electric and Water Systems

Graves County, KY

240408R01Beacon Proposal:

Map Report Bel Air, MD 21014 USA

Summary of Compound Detections - Concentration

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-30

C24050637.D

05/07/2024 07:05Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 5.2971-43-2 2.31

Toluene 6.87108-88-3 3.06

Ethylbenzene 13.6100-41-4 1.44 p & m-Xylene 67.8179601-23-1 1.39 o-Xylene 31.795-47-6 1.39

1,2,4-Trimethylbenzene 1.9995-63-6 1.47

TPH C9-C15 365 355

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-31

C24050638.D

05/07/2024 07:38Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 18.471-43-2 2.31

Trichloroethene 1.8379-01-6 1.48

Toluene 46.4108-88-3 3.06

Tetrachloroethene 7.32127-18-4 1.19

Ethylbenzene 21.1100-41-4 1.44 p & m-Xylene 82.7179601-23-1 1.39 o-Xylene 34.195-47-6 1.39

1,3,5-Trimethylbenzene 2.18108-67-8 1.47

1,2,4-Trimethylbenzene 4.1395-63-6 1.47

TPH C5-C8 574 414

TPH C9-C15 421 354

0007721 Beacon Project 7721 -- Page 12 of 18

Project Manager: Reported:

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Jennifer CowanFrankfort, KY 40601

Beacon Project No.: 0007721

526 Underwood Lane

1.410.838.8780

05/22/2024

Mayfield Electric and Water Systems

Graves County, KY

240408R01Beacon Proposal:

Map Report Bel Air, MD 21014 USA

Summary of Compound Detections - Concentration

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-32

C24050639.D

05/07/2024 08:10Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 5.3671-43-2 2.31

Trichloroethene 2.5979-01-6 1.48

Toluene 5.10108-88-3 3.06

Tetrachloroethene 15.4127-18-4 1.19

Ethylbenzene 1.71100-41-4 1.44 p & m-Xylene 7.31179601-23-1 1.39 o-Xylene 3.2295-47-6 1.39

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-33

C24050640.D

05/07/2024 08:42Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas cis-1,2-Dichloroethene 2.98156-59-2 0.92

Benzene 13.071-43-2 2.30

Trichloroethene 87.879-01-6 1.48

Toluene 25.7108-88-3 3.05

Tetrachloroethene 753127-18-4 1.19

Ethylbenzene 6.46100-41-4 1.44 p & m-Xylene 24.4179601-23-1 1.39 o-Xylene 9.1795-47-6 1.39

1,3,5-Trimethylbenzene 1.92108-67-8 1.47

1,2,4-Trimethylbenzene 3.8095-63-6 1.47

0007721 Beacon Project 7721 -- Page 13 of 18

Project Manager: Reported:

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Jennifer CowanFrankfort, KY 40601

Beacon Project No.: 0007721

526 Underwood Lane

1.410.838.8780

05/22/2024

Mayfield Electric and Water Systems

Graves County, KY

240408R01Beacon Proposal:

Map Report Bel Air, MD 21014 USA

Summary of Compound Detections - Concentration

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-34

C24050641.D

05/07/2024 09:15Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 14.171-43-2 2.30

Trichloroethene 19.779-01-6 1.48

Toluene 28.0108-88-3 3.05

Tetrachloroethene 91.1127-18-4 1.19

Ethylbenzene 10.9100-41-4 1.44 p & m-Xylene 48.0179601-23-1 1.39 o-Xylene 18.095-47-6 1.39

1,3,5-Trimethylbenzene 1.65108-67-8 1.47

1,2,4-Trimethylbenzene 3.0195-63-6 1.47

TPH C5-C8 476 414

Result

Analyte

LOQ

Analyzed:

QCAS#

EPA 8260C

(µg/m³)

0007721-35

C24050642.D

05/07/2024 09:47Lab Sample ID:

Instrument File ID:

(µg/m³)

Method:

Soil Gas

Benzene 4.5771-43-2 2.30

Toluene 6.14108-88-3 3.05

Tetrachloroethene 2.71127-18-4 1.19

Ethylbenzene 4.06100-41-4 1.44 p & m-Xylene 18.8179601-23-1 1.39 o-Xylene 6.8395-47-6 1.39

0007721 Beacon Project 7721 -- Page 14 of 18

Project Manager: Reported:

Kentucky Division of Waste Management

300 Sower Blvd., 2nd Floor

Jennifer CowanFrankfort, KY 40601

Beacon Project No.: 0007721

526 Underwood Lane

1.410.838.8780

05/22/2024

Mayfield Electric and Water Systems

Graves County, KY

240408R01Beacon Proposal:

Map Report Bel Air, MD 21014 USA

Map Data Summary Table

Sample locations are shown on Figure 1. The following table lists the number of detections on field samples from the subject site, the reporting limit, and the maximum value for each mapped compound. The table also includes the transformation and interpolation method for the compound distribution maps provided.

(µg/m³) (µg/m³)

LOQNumber of Figure

No.

Interpolation

Method

Transformation

Method

Max Value

Detections Compound

Trichloroethene 13 Log Kriging1.48 2 2,880

Tetrachloroethene 19 Log Kriging1.19 3 2,190

Beacon Project 7721 -- Page 15 of 18

Beacon Project 7721 -- Page 16 of 18

Beacon Project 7721 -- Page 17 of 18

Beacon Project 7721 -- Page 18 of 18

File details come from the government source that posted it. Updated .