NCG160111_MONITORING INFO_20191220

Vv
STORMWATER DIVISION CODING SHEET
NCG PERMITS
PERMIT NO.
NCG
DOC TYPE
❑ HISTORICAL FILE
MONITORING REPORTS
DOC DATE
❑ �� I P I o� �' V
YYYYMMDD

Semi-annual Stormwater Discharge Monitoring Report(DMR)
for North Carolina DEMLR General Permit No. NCG160000 - Asphalt
Date submitted 11/30/2019
CERTIFICATE OF COVERAGE NO. NCG16 0111
FACILITY NAME APAC Atlantic, Inc. Plant 9
COUNTY Randolph
PERSON COLLECTING SAMPLES Kenneth Sorrell
LABORATORY ENCO Laboratories Lab Cert. # 591
Comments on sample collection oranalysis:
Part A: Stormwater Benchmarks and Monitoring Results
SAMPLE COLLECTION YEAR 2019
SAMPLE PERIOD ❑ Jan -June ® July -Dec
or ❑ Monthly' (month)
DISCHARGING TO CLASS ❑ORW ❑HQW ❑Trout ❑PNA
❑Zero -flow ❑Water Supply ❑SA
❑Other Back Creek
PLEASE REMEMBER TO SIGN ON THE REVERSE --)
n No discharge this period?z
Outfall No.
Date Sample
Collected'
(mo/dd/yr)
24-hour rainfall
amount,
-. Inches'
Total Suspended Solids
Benchmarks =__>
-
-
100 mg/L or 50 mg/L4
Outfall01
10/31/19
1.0
<2.5
Outfall02
10/31/19
1.0
<2.5
'Monthly sampling (instead of semi-annual) must begin with the second consecutive benchmark exceedance for the same parameter at the same outfall.
2For sampling periods with no discharge at any single outfall, you must still submit this discharge monitoring report with a check mark here.
'The total precipitation must be recorded using data from an on -site rain gauge. Unattended sites may be eligible for a waiver of the rain gauge
4requirement. See General Permit text, Table 1, identifying the especially sensitive receiving water classifications where the more protective benchmark
applies.
Note: Results must be reported in numerical format. For example, do not report Below Detection Limit, BDL, <PQL, Non -detect, ND, or other similar non -
numerical format. When results are below the applicable limits, they must be reported in the format. "<XX mg/I.", where XX is the numerical value of the
detection limit, reporting limit, quantitation limit, etc. in mg/L.
Note: If you report a sample value in excess of the benchmark, you must implement Tier 1, Tier 2, or Tier 3 responses. See General Permit text.
Permit Date: 08/01/2019-05/31/2024 SWU-252, last revised 09/04/2019
Page 1 of 2

Part B: Vehicle Maintenance Area Monitoring Results: only for facilities averaging > 55 gal of new oil per month.
❑ No discharge this period?2
Outfall No.
Date Sample
Collected'
(mo/dd/yr) -
24-hour rainfall
amount,
-IncheO . "
Non -polar O&Gby EPA
1664 (SGT-HEM)"
Total Suspended Solids
New Motor Oil or Hydraulic
Oil Usage, Annual averages
- '*'gal/mo - -
Benchmarks =__>
-
.. -
. 15 mg/L
100 /L or 50 mg1l!
_
Footnotes from Part A also apply to this Part B
Note: If you report a sample value in excess of the benchmark, you must implement Tier 1, Tier 2, or Tier 3 responses. see General Permit text.
FOR PART A AND PART B MONITORING RESULTS:
• A SINGLE BENCHMARK EXCEEDANCE TRIGGERS TIER 1 REQUIREMENTS.
• 2 EXCEEDANCES IN A ROW FOR THE SAME PARAMETER AT THE SAME OUTFALL TRIGGER TIER 2 REQUIREMENTS.
• TIER 3: HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDANCES FOR THE SAME PARAMETER AT ANY ONEOUTFALL? YES ❑ NO ❑
IF YES, HAVE YOU CONTACTED THE DEMLR REGIONAL OFFICE AS REQUIRED BYTHE PERMIT? YES ❑ NO ❑
REGIONAL OFFICE CONTACTNAME:
Mail an oriainol and one copv of this DMR. includina all "No Discharae" reports, within 30 days of receipt of the lab results (or at end of monitoring period
in the case of "No Discharae" reports) to:
Division of Water Resources
Attn: DWR Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
YOU MUST SIGN THIS CERTIFICATION FOR ANY INFORMATION REPORTED:
"I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to
assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or
those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete. I
am aware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing violations."
(Signature of Permittee)
/30/2019
(Date)
Permit Date: 08/01/2019-05/31/2024 SWU-252, last revised 09/04/2019
Page 2 of 2

ME' ENCO '
es
Accurate. Timely. Responsive. Innovative.
102-A Woodwinds Industrial Court
Cary NC, 27511
Phone: [phone] FAX: [phone]
Tuesday, November 12, 2019
EI Group, Inc. (TH005)
Attn: Parker Alvis
2101 Gateway Center Blvd., Suite 200
Morrisville, NC 27560
RE: Laboratory Results for
Project Number: [none], Project Name/Desc: APAC Plant 9
ENCO Workorder(s): CC18286
Dear Parker Alvis,
Enclosed is a copy of your laboratory report for test samples received by our laboratory on
Friday, November 1, 2019.
Unless otherwise noted in an attached project narrative, all samples were received in
acceptable condition and processed in accordance with the referenced methods/procedures.
Results for these procedures apply only to the samples as submitted.
The analytical results contained in this report are in compliance with NELAC standards, except
as noted in the project narrative if applicable. This report shall not be reproduced except in
full, without the written approval of the Laboratory.
This report contains only those analyses performed by Environmental Conservation
Laboratories. Unless otherwise noted, all analyses were performed at ENCO Cary. Data from
outside organizations will be reported under separate cover.
If you have any questions or require further information, please do not hesitate to contact me.
Bill Scott
Project Manager
Enclosure(s)
FINAL This report relates only to the sample as received by the laboratory, and may only be reproduced In full. Page 1 of

t t:
SAMPLE SUMMARY/LABORATORY CHRONICLE
Client ID: Outfall #1 Lab ID: CC18286-01 Sampled: 10/31/19 09:00 Received: 11/01/19 14:24
Parameter Preparation Hold Date/Time(s) Prep Date/Time(s) Analysis Date/Timefsl
SM 254OD-2011 NO PREP 11/07/19
11/04/19 09:53 11/04/19 09:53
Client ID: Outfall#2 Lab ID: CCIS286-02 Sampled: 10/31/19 09:30 Received: 11/01/19 14:24
Parameter Preparation Hold Date/Time(s) Prep Date/Timefsl Analysis Date/Tir l
SM 254OD-2011 NO PREP 11/07/19
11/04/19 09:53 11/04/19 09:53
FINAL This report relates only to the sample as received by the laboratory, and may only tR reproduced in full. I Page 2 Ot 7

w .encolabs.coro
SAMPLE DETECTION SUMMARY
No positive results detected.
FINAL This report relates only to Me sample as received by the laboratory, and may only be reproduced in full. I Page 3 Of 7

vrW W.encolabs.com
ANALYTICAL RESULTS
Description: Outfall #1 Lab Sample ID:CC18286-01 Received: 11/01/19 14:24
Matrix: Water Sampled: 10/31/1909:00 Work Order: CC18286
Project: APAC Plant 9 Sampled By: Kenneth Sorrell
(Classical Chemistry Parameters
^-EN CaryrerUbetlanayte(NC 5911
Analyte (CAS Numbed Results Flao Units
Total Suspended Solids^ ND mg/
Description: Outfall #2
Matrix: Water
Project: APAC Plant
Classical Chemistry Parameters
Analyte rCAS Numbed
Total Suspended SolidsA
DF MDL PPOL Batch Method Analwed By Notes
1 2.5 2.5 9KO4012 SM 254OD-2011 11/04/1909:53 BDC
Lab Sample ID:CC18286-02 Received: 11/O1/19 14:24
Sampled: 10/31/1909:30 Work Order: CC18286
Sampled By:Kenneth Sorrell
Besot SS %laa Units PE MDL P91 Batch Method Analvred By Notes
ND mg/L 1 2.5 2.5 9K04012 SM 254OD-2011 11/04/19 09:53 BDC
FINAL
This repot relates only to Ne sample as received by the laboratory, and may only be reproduced in full. I Page 4 Of

www.encolabs.com
QUALITY CONTROL DATA
Classical Chemistry Parameters - Quality Control
Batch 9KO4012 - NO PREP
Blank (9K04012-BLK1) Prepared & Analyzed: 11/04/2019 09:53
Spike Source O/oREC RPD
-Analyte Result FIa9 P_OL Units Level Result 0/oREC Limits RPD li B]t Notes
Total Suspended Solids 2.5 U 2.5 mg/L
LCS (91<04012-BSI) Prepared & Analyzed: 11/04/2019 09:53
Spike Source %REC
RPD
Analvte
Result
Flag
POL
Units
Level Result O/oREC Limi
RPD
LIMA Notes
Total Suspended Solids
88
2.5
m9/L
100 88 80-120
Duplicate (9K04012-DUPI)
Prepared & Analyzed: 11/04/2019 09:53
Source: CC17685-01
Spike Source O/oREC
RPD
Analyte
Result
Flaa
PQ
Units
Level Result %RECLim!
RPD
limit Notes
Total Suspended Solids
340
62
mg/L
350
5
20
Duplicate (9K04012-DUP2)
Prepared & Analyzed: 11/04/2019 09:53
Source: CC12557-03
Spike Source %REC
RPD
Analyte
Result
Flag
PQL
Units
Level Result O/oREC Limits
RPD
1.1i Dtt Nptei-
Tolal Suspended Solids
99
25
mg/L
120
18
20
FINAL This reppd relates only to the sample as received by the laboratory, and may only be reproduced In full. Page 5 Of 7

www.encolabs.com
FLAGS/NOTES AND DEFINITIONS
B The analyte was detected in the associated method blank.
D The sample was analyzed at dilution.
J The reported value is between the laboratory method detection limit (MDQ and the laboratory method
reporting limit (MRL), adjusted for actual sample preparation data and moisture content, where applicable.
U The analyte was analyzed for but not detected to the level shown, adjusted for actual sample preparation
data and moisture content, where applicable.
E The concentration indicated for this analyte is an estimated value above the calibration range of the
instrument. This value is considered an estimate.
MRL Method Reporting Limit. The MRL is roughly equivalent to the practical quantitation limit (PQL) and is
based on the low point of the calibration curve, when applicable, sample preparation factor, dilution
factor, and, in the case of soil samples, moisture content.
PQL PQL: Practical Quantitation Limit. The PQL presented is the laboratory MRL.
The analysis indicates the presence of an analyte for which there is presumptive evidence (85% or greater
confidence) to make a "tentative identification".
Greater than 25% concentration difference was observed between the primary and secondary GC column.
The lower concentration is reported.
[CALC] Calculated analyte - MDUMRL reported to the highest reporting limit of the component analyses.
FINAL Titls report relates only to the sample as received W the lab ator, , and may only t,e reproduced m full. I Page 6 Of 7

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Cary. NC
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Page
Client Nam9
El Group, Inc. (TH005)
Prgod Numper -
(none]
Requested!
Analyses
Requested Turnaro
Times
Address
Projeal NamNDe r;
2101 Gateway Center Blvd., Suite 200
APAC Plant 9
Nate: Rds6 ea uess soli
by Van We it d
City/ST/LP
PO 41 Billing late
Morrisville, NC 27560 rop
Standard
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W-7500
FM_
Raporling Contact
(919)
Doug Albrecht
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Doug Albrecht
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Acceptahle _Unacceptable
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Near: All samples submitted as ENCO lobs are in manaia a vnh the Cans and c'orldl4ons listed an the revere of his term, unless poor rvsilten aproements ends,

Semi-annual Stormwater Discharge Monitoring Revort(DMR)
for North Carolina DEMLR General Permit No. NCG160000 - Asphalt
Date submitted 11/30/2019
CERTIFICATE OF COVERAGE NO. NCG16 0111 SAMPLE COLLECTION YEAR 2019
FACILITY NAME APAC Atlantic. Inc. Plant 9 SAMPLE PERIOD ❑ Jan -June ® July -Dec
COUNTY Randolph or ❑ Monthly' (month)
PERSON COLLECTING SAMPLES Kenneth Sorrell n ry l^�DISCHARGINGTOCLASS ❑ORW ❑HQW ❑Trout ❑PNA
LABORATORYENCOLaboratories LabCert.# 591 RECEIVED
❑Zero -flow [:]Watersupply ❑SA
Comments on sample collection or analysis: DEC O 9 2019 [—]Other Back Creek
• tNTRAL FILES
DWR SECTI0�1
PLEASE REMEMBER TO SIGN ON THE REVERSE 4
Part A: Stormwater Benchmarks and Monitoring Results
No discharge this period?z
Outfall No.
Date Sample
Collected'
(mo/dd/yr)
24-hour rainfall
amount,
Inches
Total Suspended Solids
Benchmarks =__>
-
-
100 mg/L or 50 mg/L4
utfall01
10/31/19
1.0
<2.5
utfall 02
10/31 / 19
1.0
< 2.5
1 Monthly sampling (instead of semi-annual) must begin with the second consecutive benchmark exceedance for the same parameter at the same outfall.
'For sampling periods with no discharge at any single outfall, you must still submit this discharge monitoring report with a check mark here.
'The total precipitation must be recorded using data from an on -site rain gauge. Unattended sites may be eligible for a waiver of the rain gauge
4requirement. See General Permit text, Table 1, identifying the especially sensitive receiving water classifications where the more protective benchmark
applies.
Note: Results must be reported in numerical format. For example, do not report Below Detection Limit, BDL, <PQL, Non -detect, ND, or other similar non -
numerical format. When results are below the applicable limits, they must be reported in the format, "<XX mg/L where XX is the numerical value of the
detection limit, reporting limit, quantitation limit, etc. in mg/L.
Note: If you report a sample value in excess of the benchmark, you must implement Tier 1, Tier 2, or Tier 3 responses. See General Permit text.
Permit Date: 08/01/2019-05/31/2024 SWU-252, last revised 09/04/2019
Page 1 of 2

Part B: Vehicle Maintenance Area Monitoring Results: only for facilities averaging > 55 gal of new oil per month.
n No discharge this periodj'
Outfall No.
Date Sample
Collected'
(mo/dd/yr)
24-hour rainfall
amount,
Inches'
Non -polar O&G by EPA
1664 (SGT-HEM)
Total Suspended Solids
New Motor Oil or Hydraulic
Oil Usage, Annual average
gal/mo
Benchmarks =__>
-
-
15 mg/L
100 /L or 50 mg/L"
-
Footnotes from Part A also apply to this Part B
Note: If you report a sample value in excess of the benchmark, you must implement Tier 1, Tier 2, or Tier 3 responses. See General Permit text.
FOR PART AND PART B MONITORING RESULTS:
• A SINGLE BENCH MARK EXCEEDANCE TRIGGERS TIER I REQUIREMENTS.
• 2 EXCEEDANCES IN A ROW FOR THE SAME PARAMETER AT THE SAME OUTFALL TRIGGER TIER 2 REQUIREMENTS.
• TIER 3: HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDANCES FOR THE SAME PARAMETER AT ANY ONEOUTFALL? YES ❑ NO ❑
IF YES, HAVE YOU CONTACTED THE DEMLR REGIONAL OFFICE AS REQUIRED BYTHE PERMIT? YES [—]NO[:]
REGIONAL OFFICE CONTACTNAME:
Mail an original and one copy of this DMR including all "No Discharge" reports within 30 days of receipt of the lab results for at end of monitoring period
in the case of "No Discharge" reports) to:
Division of Water Resources
Attn: DWR Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
YOU MUST SIGN THIS CERTIFICATION FOR ANY INFORMATION REPORTED:
"I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to
assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or
those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete. I
am aware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing violations."
(Signature of Permittee)
Permit Date: 08/01/2019-05/31/2024
11/30/2n19
(Date)
SWU-252, last revised 09/04/2019
Page 2 of 2

F NCO
zqa�� Laboratories
Accurate. Timely. Responsive. Innovative.
102-A Woodwinds Industrial Court
Cary NC, 27511
Phone: [phone] FAX: [phone]
Tuesday, November 12, 2019
EI Group, Inc. (TH00S)
Attn: Parker Alvis
2101 Gateway Center Blvd., Suite 200
Morrisville, NC 27560
RE: Laboratory Results for
Project Number: [none], Project Name/Desc: APAC Plant 9
ENCO Workorder(s): CC18286
Dear Parker Alvis,
Enclosed is a copy of your laboratory report for test samples received by our laboratory on
Friday, November 1, 2019.
Unless otherwise noted in an attached project narrative, all samples were received in
acceptable condition and processed in accordance with the referenced methods/procedures.
Results for these procedures apply only to the samples as submitted.
The analytical results contained in this report are in compliance with NELAC standards, except
as noted in the project narrative if applicable. This report shall not be reproduced except in
full, without the written approval of the Laboratory.
This report contains only those analyses performed by Environmental Conservation
Laboratories. Unless otherwise noted, all analyses were performed at ENCO Cary. Data from
outside organizations will be reported under separate cover.
If you have any questions or require further information, please do not hesitate to contact me.
Bill Scott
Project Manager
Enclosure(s)
FINAL This report relates only to the sample as received by the laboratory, and may oNy be reP'oduced In full. I Page 1 Of 7

SAMPLE SUMMARY/ LABORATORY CHRONICLE
Client ID: Outfall #1 lab ID: CC18286-01 Sampled: 10/31/19 09:00 Received: 11/01/19 14:24
Parameter Preparation Hold Date/Time(s) Prep Date/Time(sl Analysis Date/T1me(sl
SM 2540D-2011 NO PREP 11/07/19
11/04/19 09:53 11/04/19 09:53
Client ID: Dutfall#2 Lab ID: CCIS286-02 Sampled: 10/31/19 09:30 Received: 11/01/19 14:24
Parameter Preparation Hold Date/Time(s) Prep Date/Time(s) Analysis Date/Time(s)
SM 2540D-2011 NO PREP 11/07/19
Il/04/19 09:53 11/04/19 09:53
FINAL Thls report relates only to the sample as receivod by the laboratory, and may only be reprotluce0 mfull. I Page 2 Qf ]

,a
www.encolabs.com
SAMPLE DETECTION SUMMARY
No positive results detected.
FINAL Thls report relates only to the sample as mr elved by Me laboratory, and may only be reproduced in full. I Page 3 O1

W W W.encolabs.com
ANALYTICAL RESULTS
Description: Outfall #1 Lab Sample ID:CC18286-01 Received: 11/01/19 14:24
Matrix: Water Sampled: 10/31/19 09:00 Work Order: CC18286
Project: APAC Plant 9 Sampled By: Kenneth Sorrell
Classical Chemistry Parameters
^ - FNW an, rertiled We [NC 5911
Analyte [CAS Numberl Results Mae Units DF MDL PPL Batch Method Analyzed ft Notes
Total Suspended SolidsA ND mg/L 1 2.5 2.5 9K04012 SM 2540D-2011 11/04/19 09:53 BDC
Description: Outfall #2 Lab Sample ID:CC18286-02 Received: 11/O1/19 14:24
Matrix: Water Sampled: 10/31/19 09:30 Work Order: CC18286
Project: APAC Plant 9 Sampled By: Kenneth Sorrell
Chemistry Parameters
Analyte [CAS Numberl
Total Suspended SolidsA
su FL49 Units DF My POL Batch Method Analned Ay Notes
ND mg/L 1 2.5 2.5 9K04012 SM 2540D-2011 11/04/19 09:53 BDC
FINAL
This report relates only to the sample as received by the laboratory, and may oNy be reproduced In full. I Page 4 Qj

vsww.encolabs.com
QUALITY CONTROL DATA
Classical Chemistry Parameters - Quality Control
Batch 9KO4O12 - NO PREP
Blank (9K04012-BLK1) Prepared & Analyzed: 11/04/2019 09:53
Spike Source %REC RPD
Analvte Result Haar PD1 Units Level Result a/ REC Limits RPD Limi Notes
Total Suspended Solids 2.5 U 2.5 m9/L
LCS (9K04012-BSI) Prepared & Analyzed: 11/04/2019 09:53
Spike Source %REC
RPD
Fnalvte
Result
F.la9
COL
Units
Level Result %REC Limit
RPD
iinia Notes
Total Suspended Solids
88
2.5
mg/L
100 88 80-120
Duplicate (9K04012-DUPI)
Prepared & Analyzed: 11/04/2019 09:53
Source: CC17685-01
Spike Source %REC
RPD
Analvte
Result
Flag
POL
Units
Level Result %REC Limits
RPD
Lmtii Notes
Total Suspended Solids
340
62
mg/L
350
5
20
Duplicate (9K04012-DUP2)
Prepared & Analyzed: 1I/04/2019 09:53
Source: CC12557-03
Spike Source %REC
RPD
Analvte
Result
Hag
QQL
Units
Level Result o%REC Limits
RPD
LIM11 Notes
Total Suspended Solids
99
25
mg/L
120
18
20
FINAL This report relates only to Na sample as rxeived by the laboratory, and may only be reproduced m full. I Page 5 01 7

11MIN
www.encolabs.com
FLAGS/NOTES AND DEFINITIONS
B The analyte was detected in the associated method blank.
D The sample was analyzed at dilution.
J The reported value is between the laboratory method detection limit (MDL) and the laboratory method
reporting limit (MRL), adjusted for actual sample preparation data and moisture content, where applicable.
U The analyte was analyzed for but not detected to the level shown, adjusted for actual sample preparation
data and moisture content, where applicable.
E The concentration indicated for this analyte is an estimated value above the calibration range of the
instrument. This value is considered an estimate.
MRL Method Reporting Limit. The MRL is roughly equivalent to the practical quantitation limit (PQL) and is
based on the low point of the calibration curve, when applicable, sample preparation factor, dilution
factor, and, in the case of soil samples, moisture content.
PQL PQL: Practical Quantitation Limit. The PQL presented is the laboratory MRL.
N The analysis indicates the presence of an analyte for which there is presumptive evidence (85% or greater
confidence) to make a "tentative identification".
Greater than 25% concentration difference was observed between the primary and secondary GC column.
The lower concentration is reported.
[CALL] Calculated analyte - MDUMRL reported to the highest reporting limit of the component analyses.
FINAL This report relates only to the sample as received by the laboratory, and may only be reproduced In fun. I Page 6 Of 7

tOFPort Or. 3810 Erosuwe Pail, Coud.Suite tlt 102-A tJWRI 7d91adO5b4al Ct.
Orlando,
ntlq FL PL 32024 Jackmmpb. FL 322fGG069 C&ry2
,NC ]511
(407j MG-5314 Pox(407)550.0945 (9041296.3007 Fax[phone] (9114467-0090 Fax(9nh,167-3515
Chem Herne
El Group, Inc. (TH005)
PO iw NunA.r
[none]
Requested
Analyses
CI
C)
N
rn
2Lice
r-
2101 Gateway Center Blvd., Suite 200
P.
APAC Plant 9
Cl1y1ST Zip
Morrisville, NG 27560
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(919),657-7500
FA
Reporting Contact
I Doug Albrecht
Sja�mpttt(sj NamO. AlfWation (Print)
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Win, Comas,
Doug Albrecht
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Acceptable _ Unacceptable
maurs mra�er nva.n un-urmmng vra;.r ae< Oven; aw-aunaee v+amcwmwasrewawr_w-Jur utnnm tvmanm wmmontsp Proearvation: Nee M-11);t N-Ht1D3 SN25174 NO-NuON 04]Iher (uahti in commons)
1 NOW; All samples submitled 10 ENCO Labs aro in.c. ante wilb Me Imms GOO WOCIliOnu linOd On the mverep Of this form, unless prior written aghtenroms exist