100021_LAB RESULTS NCDENR-DWR-20-17881-10-20-20_20201104

envirochem
ANALYTICAL & CONSULTING CHEMISTS
Environmental Chemists, Inc.
6602 Windmill Way, Wilmington, NC 28405 • 910.392.0223 Lab • 910.392.4424 Fax
710 Bowsertown Road, Manteo, NC 27954 ■ 252.473.5702 Lab/Fax
255-A Wilmington Highway, Jacksonville, NC 28540 ■ 910.347.5843 Lab/Fax
[e-mail]
NCDENR-DWR
127 N. Cardinal Drive Ext.
Wilmington NC 28405
Attention: Chad Coburn
Date of Report: Nov 04, 2020
Customer PO #:
Customer ID: 09010049
Report #: 2020-17881
Project ID: Carolina Bay -Sow
Lab ID
20-45629
Test
Sample ID:
Site: 1A
Method
Collect Date/Time Matrix Sampled by
10/20/2020 10:45 AM Water Perry/Coburn
Results Date Analyzed
Fecal Coliform
SM 9222D MF
260 Colonies/100mL 10/20/2020
Lab ID Sample ID:
20-45630 Site: 2A
Test
Method
Collect Date/Time
10/20/2020 10:52 AM
Matrix
Water
Results
Sampled by
Perry/Coburn
Date Analyzed
Fecal Coliform
SM 9222D MF
4500 Colonies/100mL 10/20/2020
Lab ID
20-45631
Test
Sample ID:
Site: 3A
Method
Collect Date/Time
10/20/2020 11:01 AM
Matrix
Water
Results
Sampled by
Perry/Coburn
Date Analyzed
Fecal Coliform
SM 9222D MF
580 Colonies/100mL 10/20/2020
Lab ID
20-45632
Test
Sample ID:
Site: 4A
Method
Collect Date/Time
10/20/2020 11:42 AM
Matrix
Water
Results
Sampled by
Perry/Coburn
Date Analyzed
Fecal Coliform
SM 9222D MF
<10 Colonies/100mL 10/20/2020
Lab ID
20-45633
Test
Sample ID:
Site: 1B
Method
Collect Date/Time Matrix Sampled by
10/20/2020 10:45 AM Water Perry/Coburn
Results
Date Analyzed
Nitrate+Nitrite-Nitrogen
Ammonia Nitrogen
Total Kjeldahl Nitrogen (TKN)
Total Phosphorus
EPA 353.2
SM 4500 NH3 C
SM 4500 Org B
SM 4500 P F
< 0.02 mg/L
<0.1 mg/L
1.4 mg/L
1.23 mg/L
10/21/2020
10/21/2020
10/22/2020
11/03/2020
Report #:: 2020-17881
Page 1 of 2

envirochem
ANALYTICAL & CONSULTING CHEMISTS
Environmental Chemists, Inc.
6602 Windmill Way, Wilmington, NC 28405 • 910.392.0223 Lab • 910.392.4424 Fax
710 Bowsertown Road, Manteo, NC 27954 • 252.473.5702 Lab/Fax
255-A Wilmington Highway, Jacksonville, NC 28540 ■ 910.347.5843 Lab/Fax
[e-mail]
NCDENR-DWR
127 N. Cardinal Drive Ext.
Wilmington NC 28405
Attention: Chad Coburn
Date of Report: Nov 04, 2020
Customer PO #:
Customer ID: 09010049
Report #: 2020-17881
Project ID: Carolina Bay -Sow
Lab ID Sample ID:
20-45634 Site: 2B
Test
Method
Collect Date/Time
10/20/2020 10:52 AM
Matrix
Water
Results
Sampled by
Perry/Coburn
Date Analyzed
Nitrate+Nitrite-Nitrogen
Ammonia Nitrogen
Total Kjeldahl Nitrogen (TKN)
Total Phosphorus
EPA 353.2
SM 4500 NH3 C
SM 4500 Org B
SM 4500 P F
0.24 mg/L
12.7 mg/L
41.0 mg/L
14.1 mg/L
10/21/2020
10/21/2020
10/22/2020
11/03/2020
Lab ID
20-45635
Test
Sample ID:
Site: 3B
Method
Collect Date/Time
10/20/2020 11:01 AM
Matrix
Water
Results
Sampled by
Perry/Coburn
Date Analyzed
Nitrate+Nitrite-Nitrogen
Ammonia Nitrogen
Total Kjeldahl Nitrogen (TKN)
Total Phosphorus
EPA 353.2
SM 4500 NH3 C
SM 4500 Org B
SM 4500 P F
0.11 mg/L
4.24 mg/L
8.5 mg/L
3.13 mg/L
10/21/2020
10/21/2020
10/22/2020
11/03/2020
Lab ID
20-45636
Test
Sample ID:
Site: 4B
Method
Collect Date/Time
10/20/2020 11:42 AM
Matrix
Water
Results
Sampled by
Perry/Coburn
Date Analyzed
Nitrate+Nitrite-Nitrogen
Ammonia Nitrogen
Total Kjeldahl Nitrogen (TKN)
Total Phosphorus
EPA 353.2
SM 4500 NH3 C
SM 4500 Org B
SM 4500 P F
< 0.02 mg/L
<0.1 mg/L
<0.5 mg/L
0.49 mg/L
10/21/2020
10/21/2020
10/22/2020
11/03/2020
Comment:
Reviewed by: 7.
Report #:. 2020-17881
Page 2 of 2

O NO 1 9. Did samples arrive in proper containers for each test?
Environmental Chemist, Inc., Wilmington, NC Lab #94
Sample Receipt Checklist
C►ient:tC.DOR.— DWG Date: 10
6602 Windmill Way
Wilmington, NC 28405
910.392.0223
0 Report Number: a 0 - I7 8 /
Receipt of sample: ECHEM Pickup 0 Client Delivery 0 IUPS 0 FedEx 0 Other 0
❑ YES I❑ NO Ig N/A 1. Were custody seals present on the cooler?
❑ YES ❑ NO 7 N/A 2. If custody seals were present, were they intact/unbroken?
Original temperature upon receipt 0 . °C Corrected temperature upon receipt
How temperature taken: 0 Temperature Blank ' Against Bottles
IR Gun ID: Thomas Traceable S/N 192511657 IR Gun Correction Factor °C: 0.0
❑ YES 0 NO 3. If temperature of cooler exceeded 6°C, was Project Mgr./QA notified?
q YES 0 NO 4. Were proper custody procedures (relinquished/received) followed?
tl YES 0 NO 5. Were sample ID's listed on the COC?
Or YES 0 NO 6. Were samples ID's listed on sample containers?
YES 0 NO 7. Were collection date and time listed on the COC?
O NO 1 8. Were tests to be performed listed on the COC?
YES I❑ NO 113. Were acid preserved samples received at a pH of <2? *
X YES
ict YES
IX YES
0 NO 10. Did samples arrive in good condition for each test?
YES ❑ NO 11. Was adequate sample volume available?'
YES 0 NO 12. Were samples received within proper holding time for requested tests?
❑ YES 0 NO 15. Were sulfide samples received at a pH >9?
CiC YES 0 NO 16. Were NH3/TKN/Phenol received at a chlorine residual of <0.5 m/L? **
b YES 0 NO 17. Were Sulfide/Cyanide received at a chlorine residual of <0.5 m/L?
0 YES 0 NO 18. Were orthophosphate samples filtered in the field within 15 minutes?
O YES I❑ NO 114. Were cyanide samples received at a pH >12?
TOC/Volatiles are pH checked at time of analysis and recorded on the benchsheet.
** Bacteria samples are checked for Chlorine at time of analysis and recorded on the benchsheet.
Sample(s) were received incorrectly preserved and were adjusted accordingly
by adding (circle one): H2SO4 HNO3 HCI NaOH
Time of preservation: If more than one preservative is needed, notate in comments below
Note: Notify customer service immediately for incorrectly preserved samples. Obtain a new sample or
notify the state lab if directed to analyzed by the customer. Who was notified, date and time:
Volatiles Sample(s) were received with headspace
Sample Preservation: (Must be completed for any sample(s) incorrectly preserved or with headspace)
COMMENTS:
DOC. QA.002 Rev 1

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Chlorine
mg/L
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