Tidewater Meneka Rodrigo 6625 Selnick Drive, Suite A Elkridge, MD 21075 Analytical Testing Parameters - Baltimore 18K1357 Project Name: Twin Ridge Elementary Project / PO Number: N/A Received: 11/29/2018 Reported: 01/09/2019 [TOC_1]Analytical Sample Results[TOC] W01A-01 1058 (DF) 18K1357-01 Dhanushka Gamage 11/29/2018 4:38 7-01[TOC] <1.0 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1635 W01A-02 1058 (DF) 18K1357-02 11/29/2018 4:39 7-02[TOC] <1.0 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1640 W01A-04 1058 (DF) 18K1357-03 11/29/2018 4:13 7-03[TOC] <1.0 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1642 W01A-05 1058 (DF) 18K1357-04 11/29/2018 4:14 7-04[TOC] <1.0 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1644 2101 Van Deman Street Baltimore, MD 21224 410.633.1800 p www.microbac.com Page 1 of 17
- Baltimore 18K1357 W01A-08 1058 (DF) 18K1357-05 11/29/2018 4:53 7-05[TOC] <1.0 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1646 W01A-09 1058 (DF) 18K1357-06 11/29/2018 4:54 7-06[TOC] <1.0 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1648 W01A-06 1058 (DF) 18K1357-07 11/29/2018 4:59 7-07[TOC] <1.0 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1653 W01A-07 1058 (DF) 18K1357-08 11/29/2018 5:00 7-08[TOC] <1.0 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1655 2101 Van Deman Street Baltimore, MD 21224 410.633.1800 p www.microbac.com Page 2 of 17
- Baltimore 18K1357 W01A-10 1058 (DF) 18K1357-09 11/29/2018 4:56 7-09[TOC] <1.0 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1657 W01A-11 1058 (DF) 18K1357-10 11/29/2018 4:57 7-10[TOC] <1.0 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1659 W01A-03 1058 (DF) 18K1357-11 11/29/2018 4:18 7-11[TOC] <1.0 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1701 K17-01 1058 (IM) 18K1357-12 11/29/2018 4:29 7-12[TOC] <1.0 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1704 2101 Van Deman Street Baltimore, MD 21224 410.633.1800 p www.microbac.com Page 3 of 17
- Baltimore 18K1357 K19-01 1058 (OT) 18K1357-13 11/29/2018 4:35 7-13[TOC] 152 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1706 K31-03 1058 (KS) 18K1357-14 11/29/2018 4:25 7-14[TOC] 1.0 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1708 K31-04 1058 (KS) 18K1357-15 11/29/2018 4:22 7-15[TOC] 2.4 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1710 K31-06 1058 (KS) 18K1357-16 11/29/2018 4:26 7-16[TOC] 7.5 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1715 2101 Van Deman Street Baltimore, MD 21224 410.633.1800 p www.microbac.com Page 4 of 17
- Baltimore 18K1357 K17-02 1058 (IM) 7-17[TOC] 18K1357-17 11/29/2018 4:45 1.4 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1717 S23-42 1058 (NO) 7-18[TOC] 18K1357-18 11/29/2018 4:43 <1.0 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1719 S23-82 1058 (TL) 7-19[TOC] 18K1357-19 11/29/2018 4:50 1.8 20.0 AL 1.0 ppb 12/12/18 1614 12/12/18 1721 Results in bold have exceeded a limit defined for this project. Limits are provided for reference but as regulatory limits change frequently, advises the recipient of this report to confirm such limits and units of concentration with the appropriate Federal, state or local authorities before acting on the data. Definitions AL: RL: Cooler Receipt Log US EPA Action Level Reporting Limit [TOC_1]Notes and Definitions[TO [TOC_1]Cooler Receipt[TOC] Cooler ID: Default Cooler Temp: 11.1ºC 2101 Van Deman Street Baltimore, MD 21224 410.633.1800 p www.microbac.com Page 5 of 17
- Baltimore 18K1357 Cooler Inspection Checklist Ice Present or not required? Yes Shipping containers sealed or not required? Yes Custody seals intact or not required? Yes Chain of Custody (COC) Present? Yes COC includes customer information? Yes Relinquished and received signature on COC? Yes Sample collector identified on COC? Yes Sample type identified on COC? Yes Correct containers listed on COC? Yes Correct number of containers listed on COC? Yes Containers Intact? No COC includes requested analyses? No Enough sample volume for indicated tests received? No Sample labels match COC (Name, Date & Time?) No Samples arrived within hold time? No Correct preservatives on COC or not required? No Chemical preservations checked or not required? No Preservation checks meet method requirements? No VOA vials have zero headspace, or not recd.? No Trip Blank(s) Present or not required? No Project Requested Certification(s) - Baltimore 109 - Dayville 349 State of Maryland () Maryland Department of the Environment Report Comments Reviewed and Approved By: Samples were received in proper condition and the reported results conform to applicable accreditation standard unless otherwise noted. The data and information on this, and other accompanying documents, represents only the sample(s) analyzed. This report is incomplete unless all pages indicated in the footnote are present and an authorized signature is included. Jake Mason Client Relations Reported: 01/09/2019 10:11 2101 Van Deman Street Baltimore, MD 21224 410.633.1800 p www.microbac.com Page 6 of 17
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Revised Report: Revised to report with 20 ppb limit per client. - Baltimore - Dayville D8L0720 Project Name: 18K1357 Isang Isang 2101 Van Deman Street Baltimore, MD 21224 Project / PO Number: N/A Received: 12/05/2018 Reported: 01/04/2019 [TOC_1]Analytical Sample Results[TOC] Analytical Testing Parameters 18K1357-01 (W01A-01 1058 (DF)) D8L0720-01 11/29/2018 4:38 0-01[TOC] <1.0 1.0 ppb 12/12/18 1614 12/12/18 1635 18K1357-02 (W01A-02 1058 (DF)) D8L0720-02 11/29/2018 4:39 0-02[TOC] <1.0 1.0 ppb 12/12/18 1614 12/12/18 1640 18K1357-03 (W01A-04 1058 (DF)) D8L0720-03 11/29/2018 4:13 0-03[TOC] <1.0 1.0 ppb 12/12/18 1614 12/12/18 1642 18K1357-04 (W01A-05 1058 (DF)) D8L0720-04 11/29/2018 4:14 0-04[TOC] <1.0 1.0 ppb 12/12/18 1614 12/12/18 1644 61 Louisa Viens Drive Dayville, CT 06241 860.774.6814 p www.microbac.com Page 91 of 17 9
- Dayville D8L0720 18K1357-05 (W01A-08 1058 (DF)) D8L0720-05 11/29/2018 4:53 0-05[TOC] <1.0 1.0 ppb 12/12/18 1614 12/12/18 1646 18K1357-06 (W01A-09 1058 (DF)) D8L0720-06 11/29/2018 4:54 0-06[TOC] <1.0 1.0 ppb 12/12/18 1614 12/12/18 1648 18K1357-07 (W01A-06 1058 (DF)) D8L0720-07 11/29/2018 4:59 0-07[TOC] <1.0 1.0 ppb 12/12/18 1614 12/12/18 1653 18K1357-08 (W01A-07 1058 (DF)) D8L0720-08 11/29/2018 5:00 0-08[TOC] <1.0 1.0 ppb 12/12/18 1614 12/12/18 1655 18K1357-09 (W01A-10 1058 (DF)) D8L0720-09 11/29/2018 4:56 0-09[TOC] <1.0 1.0 ppb 12/12/18 1614 12/12/18 1657 61 Louisa Viens Drive Dayville, CT 06241 860.774.6814 p www.microbac.com Page 102 of 17 9
- Dayville D8L0720 18K1357-10 (W01A-11 1058 (DF)) D8L0720-10 11/29/2018 4:57 0-10[TOC] <1.0 1.0 ppb 12/12/18 1614 12/12/18 1659 18K1357-11 (W01A-03 1058 (DF)) D8L0720-11 11/29/2018 4:18 0-11[TOC] <1.0 1.0 ppb 12/12/18 1614 12/12/18 1701 18K1357-12 (K17-01 1058 (IM)) D8L0720-12 11/29/2018 4:29 0-12[TOC] <1.0 1.0 ppb 12/12/18 1614 12/12/18 1704 18K1357-13 (K19-01 1058 (OT)) D8L0720-13 11/29/2018 4:35 0-13[TOC] 152 1.0 ppb 12/12/18 1614 12/12/18 1706 18K1357-14 (K31-03 1058 (KS)) D8L0720-14 11/29/2018 4:25 0-14[TOC] 1.0 1.0 ppb 12/12/18 1614 12/12/18 1708 61 Louisa Viens Drive Dayville, CT 06241 860.774.6814 p www.microbac.com Page 113 of 17 9
- Dayville D8L0720 18K1357-15 (K31-04 1058 (KS)) 0-15[TOC] D8L0720-15 11/29/2018 4:22 2.4 1.0 ppb 12/12/18 1614 12/12/18 1710 18K1357-16 (K31-06 1058 (KS)) 0-16[TOC] D8L0720-16 11/29/2018 4:26 7.5 1.0 ppb 12/12/18 1614 12/12/18 1715 18K1357-17 (K17-02 1058 (IM)) 0-17[TOC] D8L0720-17 11/29/2018 4:45 1.4 1.0 ppb 12/12/18 1614 12/12/18 1717 18K1357-18 (S23-42 1058 (NO)) 0-18[TOC] D8L0720-18 11/29/2018 4:43 <1.0 1.0 ppb 12/12/18 1614 12/12/18 1719 18K1357-19 (S23-82 1058 (TL)) 0-19[TOC] D8L0720-19 11/29/2018 4:50 1.8 1.0 ppb 12/12/18 1614 12/12/18 1721 Definitions AL: RL: US EPA Action Level Reporting Limit [TOC_1]Notes and Definitions[TO 61 Louisa Viens Drive Dayville, CT 06241 860.774.6814 p www.microbac.com Page 124 of 17 9
- Dayville D8L0720 Project Requested Certification(s) - Dayville 349 Maryland Department of the Environment Report Comments Reviewed and Approved By: Samples were received in proper condition and the reported results conform to applicable accreditation standard unless otherwise noted. The data and information on this, and other accompanying documents, represents only the sample(s) analyzed. This report is incomplete unless all pages indicated in the footnote are present and an authorized signature is included. Melisa L. Montgomery QA Officer Reported: 01/04/2019 18:14 61 Louisa Viens Drive Dayville, CT 06241 860.774.6814 p www.microbac.com Page 135 of 17 9
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