NCG140091_MONITORING INFO_20190509

STORMWATER DIVISION CODING SHEET
NCG PERMITS
PERMIT NO.
1 y n u 1
DOC TYPE
❑ HISTORICAL FILE
MONITORING REPORTS
DOC DATE
YYYYM M DD

PROCESS WASTEWATER — Quarterly Discharge Monitoring Report
GENERAL PERMIT NO. NCG140000
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 1
FACILITY NAME: Chandler Concrete Company ROXBORO Plt#.607
PERSON COLLECTING SAMPLES: NO FLOW - OWENZEC°, IV''
MAY
CERTIFIED LABORATORY: Lab # 9 2019
LIMIT VIOLATIONS? YES ❑ NO ®
GEN l rtAtr FILES
pV!!� i�CTtON
Part A: Wastewater Monitoring Requirements
1 QTR
f0- Orig - State
0 Copy - State
0 Copy -- Plant
0 Copy - File
SAMPLE COLLECTION YEAR: 2019
SAMPLE QUARTER: ®Jan -March ❑April -June ❑Jul -Sept ❑Oct -Dec
COUNTY: PERSON
PHONE NO. [phone]
ADD TO LISTSERVE? ❑YES ®NO EMAIL:
DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout ®Other: C
OPTIONAL INFO:
Outfall No.
Date Sample
Collected'
(mm/dd/yr)
Type of Wastewater
(VE, RM, MD) 2
pH
(standard)
Total Suspended
Solids
(mg/L)
Settleable
Solids
(mL/L)
Non -Polar
Oil & Grease
using method
16645GT-HEM6
(mg/L)
Discharge
Duration
(minutes)
Total Flow
{gallons/day)
-
6-93,4
303,5
53
(15 )6
1
NO FLOW
VE RM MD
-
-
N/A
N/A
-
N/A
' If wastewater systems have not discharged in this quarter— report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
z Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum Cleanout (MD). Report more
than one type if the waste -stream is commingled.
'If an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DEMLR RO staff notifies you to
continue monitoring.
4 pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
s TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for,all other water classifications.
` Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater, but instead is subject to
benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
' Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 70,10 Flow as per 15A NCAC 02B .0224. Permittees
who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DEMLR. If the permittee cannot obtain a Summer 70,10 flow for the receiving waters at the
discharge location, the permittee shall notify DEMLR, and the DEMLR Regional Office may require an annual flow report on a case -by -case basis.
Permit Date: 8/1/2017-06/30/2022 Last Revised 07/27/17
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW", "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR AT END
OF MONITORING PERIOD IN CASE OF "NO FLOW") TO:
Division of Water Resources
Attn: DWR Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
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 submg false information, including the possibility of fines and imprisonment for knowing violations."
ture of Permittee)
Permit Date: 8/1/2017-06/30/2022
Last Revised 07/27/17
Page 2 of 2

PROCESS WASTEWATER — Quarterly Discharge Monitoring Report
GENERAL PERMIT No. NCG140000
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 1
FACILITY NAME: Chandler Concrete Company ROXBORO Pit# 607
PERSON COLLECTING SAMPLES: MIKE OWEN — —
CERTIFIED LABORATORY: Lab #
[Grab your reader's attention with a great quote from the
document or use this space to emphasize a key point. To
place this text box anywhere on the page, just drag it.)
LIMIT VIOLATIONS? YES ® NO ❑
Part A: Wastewater Monitoring Requirements
4 QTR
,1' 4rig - State
0
Copy - State
0
Copy - Plant
0
Copy - File
SAMPLE COLLECTION YEAR: 2018
SAMPLE QUARTER: ❑Jan -March ❑April -June ❑Jul -Sept ®Oct -Dec
COUNTY: PERSON
PHONE NO. [phone]
ADD TO LISTSERVE? []YES ENO EMAIL:
DISCHARGING TO CLASS: [:)SA ❑HQW ❑PNA ❑Trout ®Other: C
OPTIONAL INFO:
RECEIVED
JAN 2 3 2019
CENTRAI ;:It c,
Outfali No.
Date Sample
Collected'
(mm/dd/yr)
Type of Wastewater
(VE, RM, MD)'
pH
(standard)
t R SEA
Total Suspended
Solids
(mg/L)
10N
Settleable
Solids
(mL/L)
Non -Polar
Oil & Grease
using method
1664 SGT-HEM6
(mg/L)
Discharge
Duration
(minutes)
Total Flow
(gallons/day)'
-
6-93.4
303,5
53
(15)6
-
1
11/15/18
VE RM MD
8.2
63.1
N/A
N/A
60+
N/A
Discharge was result of rain event. - Sample Taken - Did not meet collection criteria
Rare discharge event, recycle pump was out of service, (repairs completed the following day). Very low flow at outfall,
took more than a minute to collect sample bottle, may have contributed to elevated TSS. Basin was clean/clear.
t more
lfwastewatE
Report the a
'if an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DEMLR RO staff notifies you to
continue monitoring.
4 pH limits are 6-9 S.Li, for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
s TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater, but instead is subject to
benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
' Flow rate can be measured continuousfy or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A NCAC 02B .0224. Permittees
who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DEMLR. If the permittee cannot obtain a Summer 7Q10 flow for the receiving waters at the
discharge location, the permittee shall notify DEMLR, and the DEMLR Regional office may require an annual flow report on a case -by -case basis.
Permit Date: 8/1/2017-06/30/2022 Last Revised 07/27/17
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY INCLUDING ALL "NO FLOW" "NO DISCHARGE" WITHIN 30 DAYS OF RECEIPT OF SAMPLE OR AT END
OF MONITORING PERIOD IN CASE OF "NO FLOW") TO:
Division of Water Resources
Attn: DWR Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
YOU MUSTSIGN 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 pena lties for Vbmitting false information, including the passibility of fines and imprisonment for knowing violations."
(Signature of Permi
Permit Date: 8/1/2017-06/30/2022
,� 1"�4 4
(D te)
Last Revised 07/27/17
Page 2 of 2

PROCESS WASTEWATER — Quarterly Discharge Monitoring Report
GENERAL PERMIT NO. NCG140000
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 1
FACILITY NAME: Chandler Concrete Company - ROX ORO.PIt!# 607
PERSON COLLECTING SAMPLES: NO FLOW - OWENRECEI VED
CERTIFIED LABORATORY: Lab # NOV 0 6 2018
LIMIT VIOLATIONS? YES ❑ NO ® CENTRAL FILES
DWR SECTION
Part A: Wastewater Monitoring Requirements
3QTR
/ Orig — State
0
Copy — State
0
Copy — Plant
0
Copy - File
SAMPLE COLLECTION YEAR: 2018
SAMPLE QUARTER: ❑Jan -March ❑April -June ®Jul -Sept ❑Oct -Dec
COUNTY: PERSON
PHONE NO. [phone]
ADD TO LISTSERVE? ❑YES ®NO EMAIL:
DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout ®Other: C
OPTIONAL INFO:
Outfall No.
Date Sample
Collected �
(mm/dd/yr)
Type of Wastewater
(VE, RM, MD) z
pH
(standard)
Total Suspended
Solids
(mg/L)
Settleable
Solids
(mL/L)
Non -Polar
Oil & Grease
using method
1664SGT-HEM6
(mg/L)
Discharge
Duration
(minutes)
Total Flow
(gallons/day)
-
-
6-93-4
3 03,s
53
(15 )6
1
NO FLOW
VE RM MO
-
-
N/A
N/A
-
N/A_
' If wastewater systems have not discharged in this quarter — report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (Rl Mixing Drum Cleanout (MD). Report more
than one type if the waste -stream is commingled.
'if an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DEMLR RO staff notifies you to
continue monitoring.
4 pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
' TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 ml for Trout and PNA waters, and 30 mg/L for all other water classifications.
` Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater, but instead is subject to
benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
' Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50%of the Summer 7Q10 Flow as per 15A NCAC 02B .0224. Permittees
who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DEMLR. If the permittee cannot obtain a Summer 7Q10 flow for the receiving waters at the
discharge location, the permittee shall notify DEMLR, and the DEMLR Regional Office may require an annual flow report on a case -by -case basis.
Permit Date: 8/1/2017-06/30/2022 Last Revised 07/27/17
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW", "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE(OR AT END
OF MONITORING PERIOD IN CASE OF "NO FLOW") TO_
Division of Water Resources
Attn: DWR Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
YOU MUSTSIGN THIS CERTIFICATION FOR ANY INFORMATION REPORTED:
"I certify, under penaity 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 persona r persons whom a nage 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 Aitting false information, including the possibility of fines and imprisonment for know}ng violations."
(Signature of Permittee)
Permit Date:B/l/2017-06/30/2022
/v 2
( atej
Last Revised 07/27/17
Page 2 of 2

PROCESS WASTEWATER — Quarterly Discharge Monitoring Report
GENERAL PERMIT No. NCG140000
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 1
FACILITY NAME: Chandler Concrete Company ROXBORO Plt# 607
2 QTR
�0 Orig - State
0 Copy - State
0 Copy - Plant
0 Copy - File
SAMPLE COLLECTION YEAR: 2018
SAMPLE QUARTER: ❑Jan -March ®April -June ❑Jul -Sept ❑Oct -Dec
PERSON COLLECTING SAMPLES: NO FLOW - OWEN COUNTY: PERSON
CERTIFIED LABORATORY: Lab# REC EIVEPHONE NO. [phone]
ADD TO LISTSERVE? ❑YES ®NO EMAIL:
LIMIT VIOLATIONS? YES [:]NO ® AUG 0 9 2018 DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout ®Other: C
CENTRAL FILE$OPTIONAL INFO:
Part A: Wastewater Monitoring Requirements IiUlR ~�r" rind
Outfall No.
Date Sample
Collected a
(mm/dd/yr)
Type of Wastewater
(VE, RM, MD) z
pH
(standard}
Total Suspended
Solids
(mg/L)
Settleable
Solids
(ml./L}
Non -Polar
Oil & Grease
using method
1664SGT-HEM6
(mg/L)
Discharge
Duration
(minutes)
Total Flow
7
(gallons/day]
-
6-93,4
303,3
53
(15)6
-
1
NO FLOW
VE RM MD
-
-
N A
N/A
-
N/A
' If wastewater systems have not discharged in this quarter — report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
7 Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum Cleanout (MD). Report more
than one type if the waste -stream is commingled.
'If an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DEMLR RO staff notifies you to
continue monitoring.
pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater, but instead is subject to
benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A NCAC 02B .0224, Permittees
who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DEMLR. If the permittee cannot obtain a Summer 7Q10 flow for the receiving waters at the
discharge location, the permittee shall notify DEMLR, and the DEMLR Regional Office may require an annual flow report on a case -by -case basis.
Permit Date: 8/1/2017-06/30/2022 Last Revised 07/27/17
Page 1 of 2

MAL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW", "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR AT _END
OF MONITORING PERIOD IN CASE OF "NO FLOW") T0:
Division of Water Resources
Attn: DWR Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
YOU MUSTSIGN THIS CERTIFICATION FORANY 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 whom a nage the system, or those persons directly
responsible for gathering the inf mation, 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 submig false information, including the possibility of fines and imprisonment for knowing violations."
7 3J 14'
(Signatureof"Permittee) / / (DPeJ
Permit Date: 8/1/2017-06/30/2022 Last Revised 07/27/17
Page 2 of 2

PROCESS WASTEWATER- Quarterly" Discharge -Monitoring Report
GENERAL PERMIT NO. NC6140000
CERTIFICATE OF COVERAGE NO. NCG14 0 0 91
FACILITY NAME: Chandler Concrete Company - ROXBORO Plt# 607
PERSON COLLECTING SAMPLES: NO FLOW - OWEN ; ECEIDER
CERTIFIED LABORATORY: Lab # V LJ
LIMIT VIOLATIONS? YES ❑ NO ® FEB 0 5 2013
CENTRAL FILES
Part A: Wastewater Monitoring Requirements DWR SECTION
4 QTR
Orig — State
0 Copy — State
0 Copy — Plant
4 Copy - File"''
SAMPLE COLLECTION YEAR: 2017
SAMPLE QUARTER: ❑Jan -March ❑April -June ❑JUI-Sept ®Oct -Dec
COUNTY: PERSON
PHONE NO. [phone]
ADD TO LISTSERVE? []YES ®NO EMAIL:
DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA []Trout ®Other: C
OPTIONAL INFO:
Outfall No.
Date Sample
Collected}
(mm/dd/yr)
Type
, RMWastewater MD)
(VE, ,
(standard) n
d
Total Suspended
Solids
(mg/L)
Settleable
Solids
(mL/L)
Non -Polar
Oil & Grease
using method
1664SGT-HEM&
(mg/L)
Discharge
Duration
(minutes)
Total Flow
7
igallons/day}
-
-
-
6-93.4
303,5,
53,
(15)6
_
1
NO FLOW
VE RM MD
-
-
N/A
N/A
-
N/A ->
'If wastewater systems have not discharged in this quarter— report "No -Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
z Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum Cleanout (MD). Report more
than one type if the waste -stream is commingled.
31f an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DEMLR RO staff notifies you to
continue monitoring.
4 pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
s TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L forTrout and PNA waters, and 30 mg/L for all other water classifications.
e Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater, but instead is subject to
benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
'Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall beset to 50%of the Summer 7Q10 Flow as per 15A NCAC 02B .0224. Permittees
who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DEMLR. If the permittee cannot obtain a Summer 7Q10 flow for the receiving waters at the
discharge location, the permittee shall notify DEMLR, and the DEMLR Regional Office may require an annual flow report on a case -by -case basis.
Permit Date: 8/1/2017-06/30/2022 Last Revised 07/27/17 -
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW", "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR AT END
OF MONITORING PERIOD IN CASE OF "NO FLOW") TO: -
Division of Water Resources
Attn: DWR Central Files 7_
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
YOU MUSTSIGN THIS CERTIFICATION FORANYINFORMATION 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 bmitting false information, including the possibility of fines and imprisonment for knowing violations." '
XIIIS
(Signature of Permit e (Dat94
Permit Date: 8/1/2017-06/30/2022 Last Revised 07/27/17
Page 2 of 2

' -PRQCESS'-WASTEWATEft' Quarterly DischargeilVlonitoring` Report ':
GENERAL PERMIT No. NCG140000
3QTR
CERTIFICATE OF COVERAGE NO. NCG14 0 0 91
FACILITY NAME: Chandler Concrete Company- ROXBORO Plt# 607
PERSON COLLECTING SAMPLES: NO FLOW - OWEN
RECEIVED
CERTIFIED LABORATORY: Lab #
LIMIT VIOLATIONS? YES ❑NO®
NOV 02 UP
CENTRAL FILES
Part A: Wastewater Monitorine Reauirements
DWR SlFf'Ti!nn1
Odg —State
0
Copy- State' .
0
Copy.:- Plant,
0
Copy - File
SAMPLE COLLECTION YEAR: 2017 - r
SAMPLE QUARTER: ❑Jan -March ❑April -June ®Jul -Sept ❑Oct -Dec
COUNTY: PERSON
PHONE NO. [phone]
ADD TO USTSERVE? DYES ®NO EMAIL:
DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA []Trout ®Other. C
OPTIONAL INFO:
Non -Polar
Date Sample
Type of Wastewater
pH
Total Suspended
Settleable
Oil & Grease
Discharge
Total Flow
Outfall No.
Collected'
Z
(VE, RM, MD)
(standard)
Solids
Solids
using method
Duration
(mm/dd/yr)
(mg/L)
(mL/L)
1664SGT-HEM e
(minutes)(gallons/day)
.. 1.
(mg/L) r.
n
6-93'4
303.5,
S3
- (15)6
1
NO FLOW
VE RM MD
-
- .
N/A
N/A
-
N/A
'If wastewater systems have not discharged in this quarter —report "No Flow" or "No Discharge" here. Please make'sure to mark the sample quarter above. •
z Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum Cleanout (MD). Report more
than one type if the waste -stream is commingled.
31f an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DEMLR RO staff notifies you to
continue monitoring.
b pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater, but instead is subject to
benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
7 Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A NCAC 02B .0224. Permittees
who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DEMLR. If the permittee cannot obtain a Summer 7Q10 flow for the receiving waters at the
discharge location, the permittee shall notify DEMLR, and the DEMLR Regional Office may require an annual flow report on a case -by -case basis.
Permit Date: 8/1/2017-06/30/2022 Last Revised 07/27/17
Page 1 of 2

MAIL ORIGINAL AND.ONE COPY OF.THIS ANNUAL. SUMMARY (INCLUDING.ALL "NO FLOW.", "NO DISCHARGE") WITHW-30 DAYS OF RECEIPT OF SAMPLE (OR AT END
OF MONITORING PERIOD IN CASE OF "NO FLOW") TO: f -- - - --
Division of Water Resources
Attn: DWR Central Files
1617.Mail Service Center
Raleigh, North Carolina 27699-1617
(919)•807-63747.
YOU MUSTSIGN THIS CERTIFIC4TION 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 -sub .• - tingfalse information, including the possibility of fines and imprisonment for knowing violations." _ _
- — v Z` ! - -
(ignature of Permittee) r (D ej
Permit Date: 8/1/2017-06/30/2022 Last Revised 07/27/17
Page 2 of 2

STORMWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING
GENERAL PERMIT NO. NCG140000
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 1
FACILITY NAME: Chandler Concrete Co. — Roxboro PIt. 607
PERSON COLLECTING SAMPLES:
CERTIFIED LABORATORY:Pace Analytical Lab #633
OPTIONAL INFO:
Part A: Stormwater Monitoring Requirements
SAMPLE COLLECTION YEAR:2017
SAMPLING PERIOD: ❑ July -December
FORM
�, Orig — State
0 Copy — State
0 Copy -- Plant
0 Copy - File
® January -June
COUNTY Person
PHONE NO. (336) 599 - 8343
ADD TO LISTSERVE? ❑YES ❑NO EMAIL: _
DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout Mother: C
Outfall No.
Date Sample
Collected
(mo/dd/yr OR
NO FLOW)'
pH
(Standard
Units)
TSS
(mg/L)
Event
Duration
(minutes]
Total
,
Rainfall
(in}
In Tier 2
Monthly
Monitoring?
(y/n)
# of Months in Tier
2 Sampling'
-
-
6-92
1002.3
2
NO FLOW
N
N/A
a1vED
JUL
2 4 2017
rr_r,-mot
=
i r+Lt
1 If "NO FLOW" or "NO DISCHARGE, Enter "NO FLOW" or "NO DISCHARGE" for each outfall here. Please make sure to mark the sample period above.
2 If a value is in excess of the benchmark, or outside the benchmark range (for pH), you must implement the Tier 1 or Tier 2 responses in the General Permit. Tier 2
Monthly sampling shall be done until 3 consecutive samples are below the benchmark or within the benchmark range.
3 TSS benchmark values are 100 mg/l, except when discharging to ORW, HQW, Trout, and PNA waters where they are 50 mg/I.
For each sampled measurable storm event the total precipitation must be recorded using data from an on -site rain gauge.
Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11
Page 1 of 2

Part 13: Vehicle Maintenance Activity Monitoring Requirements for facilities using > 55 gal of new motor oil/month — averaged over a calendar year.
Outfall
No.
Date Sample
Collected
(mo/dd/yr)1
pH
(standard
units)
TPH using method
1664ASGT-HEM
(mg/L)
Total Suspended
Solids
(mg/L)
Event
Duration
(minutes)
Total
Rainfall a
(in)
New Motor Oil
Usage
(gal/month)
In Tier 2
Monthly
Monitoring?
(y/n)
#! of Months
in Tier 2
Sampling2
6-97
152
1002,3
- - - N / A - - - No vehicle maintenance performed at facility ---
HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES AT ANY ONE OUTFALL (INCLUDING VEHICLE MAINTENANCE)? YES ❑ NO
HAVE YOU CONTACTED THE REGION? YES ❑ No ❑
REGIONAL OFFICE CONTACT NAME:
Mail Original and one coin of this DMR (including all "No Flow" & "No Discharge" reports) within 30 days of receipt of sample (or at end of monitoring period
in case of "No Flow") to:
Division of Water Quality
Attn: DWQ 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
am aware tha gr r'sgdificant penalties for submitting false information, including the possibility 7ofin/nd imprisonment for knowing violations."
(Signature of Permittee) (D te)
Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11
Page 2 of 2

PROCESS WASTEWATER — Quarterly Discharge Monitoring Report \0 Copy -State
GENERAL PERMIT NO. NCG140000 0 Copy — Plant
0 Copy - File
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 1 SAMPLE COLLECTION YEAR: 2017
FACILITY NAME: Chandler Concrete Company - Roxboro Pit. 607 SAMPLE QUARTER: ❑Jul -Sept ❑Oct -Dec ❑Jan -March ®April -June
PERSON COLLECTING SAMPLES: COUNTY: Person
CERTIFIED LABORATORY:Pace Analytical lab #633 PHONE NO. (336) 599 - 8343
ADD TO LISTSERVE? DYES ®NO EMAIL:
LIMIT VIOLATIONS? YES ® NO ❑ RECEI EVCHARGING TO CLASS: ❑SA [—]HQW ❑PNA ❑Trout ®Other: C
Part A: Wastewater Monitoring Requirements
JUL 2 4 2017 OPTIONAL INFO:
CPWMA t
Outfall No.
Date Sample
1
Collected
(mm/dd/yr)
Type of Wastewater
(VERMMD z
, ?
0WR Si~CTi
pH
(standard
(standard)
]
Zc
N Total Suspended
Solids
(mg/L)
Settleable
Solids
(mL/L]
TPH using
method 1664A
6
SGT-HEM
(mg/L)
Discharge
Duration
(minutes)
Total Flow
(gallons/day]'
-
-
-
fi-93.4
303,5
53
(15)6
-
-
i
NO FLOW
VE RM MD
N/A
No Discharge this Period
1 If wastewater systems have not discharged in this quarter — report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
z Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum
Cleanout (MD). Report more than one type if the waste -stream is commingled.
3 if an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff
notifies you to continue monitoring.
k pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
' Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A
NCAC 02B .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ, and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY INCLUDING ALL "NO FLOW" "NO DISCHARGE" WITHIN 30 DAYS OF RECEIPT OF SAMPLE OR
AT END OF MONITORING PERIOD IN CASE OF "NO FLOW") TO:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
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 respo 7Bible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and
complete. I am aware thatpere are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing
violations."
re of Pe
-7 2�1 ?7
(Date)
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 2 of 2

PROCESS WASTEWATER — Quarterly Discharge Monitoring Report
GENERAL PERMIT NO. NCG140000
Ong - State
0 Copy - State
0 Copy - Plant
0 Copy - File
CERTIFICATE OF COVERAGE NO. NCG14 O O 9 1 SAMPLE COLLECTION YEAR: 2017
FACILITY NAME: Chandler Concrete Company - Roxboro Pit. 607 SAMPLE QUARTER: []Jul -Sept []Oct -Dec ®Jan -March []April -June
PERSON COLLECTING SAMPLES: RECEIVED
Person
CERTIFIED LABORATORY:Pace Analytical Lab #633 RG 1 PHONE NO. (336) 599 - 8343
APR 2 4 2017 ADD TO LISTSERVE? ❑YES ®NO EMAIL:
LIMIT VIOLATIONS? YES ® NO ❑ CENTRAL FILES DISCHARGING TO CLASS: [:]SA ❑HQW ❑PNA ❑Trout ®Other: C
DWR SECTION
OPTIONAL INFO:
Part A: Wastewater Monitorine Requirements
Outfall No.
Date Sample
1
Collected
(mm/dd/yr)
Type of Wastewater
2
(VE, RM, MD)
pH
(standard]
Total Suspended
Solids
(mg/L)
Settleable
Solids
(mL/L)
TPH usingDischarge
method 1664A
a
S (mgg/L)L)
Duration
(minutes)
Total Flow
(gallons/day)
-
-
-
6-93''
303,5
53
(15)6
-
-
1
NO FLOW
VE RM MD
N/A
No Discharge this Period
If wastewater systems have not discharged in this quarter — report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
z Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum
Cleanout (MD). Report more than one type if the waste -stream is commingled.
3lf an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff
notifies you to continue monitoring.
4 pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A
NCAC 02B .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW", "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR
AT END OF MONITORING PERIOD IN CASE OF "NO FLOW") TO:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
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 respon�sible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and
complete. I am aware thgf ffiere are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing
violations."
G
(Signature of Permittee)
Permit Date: 7/1/2010-06/30/2015
4 T
(15ate)
Last Revised 07/13/11
Page 2 of 2

STORMWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING FORM
GENERAL PERMIT NO. NCG140000 Orig - State
0 Copy - State
0 Copy - Plant
CERTIFICATE OF COVERAGE NO. NCG 14 0 0 9 1 SAMPLE COLLECTION YEAR:2017 0 Copy - File
FACILITY NAME: Chandler Concrete Co. — Roxbor- I�® SAMPLING PERIOD: ® July -December ❑ January -June
PERSON COLLECTING SAMPLES: � COUNTY Person
CERTIFIED LABORATORY:Pace Analytical Lab #633 FEB � � 2017 PHONE NO. (336j 599 - 8343
OPTIONAL INFO: CENTRAL. FILES ADD TO LISTSERVE? [:]YES [:]NO EMAIL: _
DWR SECTION DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout ®Other: C
Part A: Stormwater Monitoring Requirements
Outfall No.
Date Sample
Collected
(mo/dd/yr OR
NO FLOW)1
pH
(Standard
Units)
TSS
(mg/L)
Event
Duration
(minutes)
Total 4
Rainfall
(in)
In Tier 2
Monthly
Monitoring?
(y/n)
# of Months in Tier
2 Samplingz
-
-
6-92
1002,3-
2
NO FLOW
N
N/A
If "NO FLOW" or "NO DISCHARGE, Enter "NO FLOW" or "NO DISCHARGE" for each outfall here. Please make sure to mark the sample period above.
2 If a value is in excess of the benchmark, or outside the benchmark range (for pH), you must implement the Tier 1 or Tier 2 responses in the General Permit. Tier 2
Monthly sampling shall be done until 3 consecutive samples are below the benchmark or within the benchmark range.
3 TSS benchmark values are 100 mg/I, except when discharging to ORW, HQW, Trout, and PNA waters where they are 50 mg/l.
° For each sampled measurable storm event the total precipitation must be recorded using data from an on -site rain gauge.
Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11
Page 1 of 2

,
Part B: Vehicle Maintenance Activity Monitoring Requirements for facilities using > 55 gal of new motor oil/month — averaged over a calendar year.
Outfalf
No.
Date Sample
p
Collected
(ma/dd/yr)1
pH
[Standard
Units}
TPH using method
1664A SGT-HEM
(mg/L)
Total Suspended
Solids
(mg/L)
Event
Duration
{minutes}
Total
Rainfall°
(in)
New Motor Oil
Usage
(gal/month)
In Tier 2
Monthly
Monitoring?
[y/n)
II of Months
in Tier 2
z
Sampling
6-92
152
100 ,3
-
-
-
-
-
- - - N / A - - - No vehicle maintenance performed at facility - - -
HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES AT ANY ONE OUTFALL (INCLUDING VEHICLE MAINTENANCE)? YES ❑ NO
HAVE YOU CONTACTED THE REGION? YES ❑ NO ❑
REGIONAL OFFICE CONTACT NAME:
Mail Original and one copy of this DMR (including all "No Flow" & "No Discharge" reports) within 30 days of receipt of sample (or at end of monitoring period
in case of "No Flow") to:
Division of Water Quality
Attn: DWQ 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 re risible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete
am aware that theignifjaKnt penalties for submitting false information, including the possibility of fines jind imprisonment for knowing violations."
Z,I / 2
(Signature of Permittee) (Date) /
Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11
Page 2 of 2

PROCESS WASTEWATER — Quarterly Discharge Monitoring Report
GENERAL PERMIT NO. NCG140000
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 1
FACILITY NAME: Chandler Concrete Company - Roxboro Pit._607
PERSON COLLECTING SAMPLES: RECEIVED
CERTIFIED LABORATORY:Pace Analytical Lab #633 FEB 0 7 2017
LIMIT VIOLATIONS? YES ® NO ❑ CENTRAL FILES
DWR SECTION
Part A: Wastewater Monitoring Requirements
Orig - State
0 Copy - State
0 Copy - Plant
0 Copy - File
SAMPLE COLLECTION YEAR: 2017
SAMPLE QUARTER: []Jul -Sept ®Oct -Dec ❑Jan -March ❑April -June
COUNTY: Person
PHONE NO. (336) 599 - 8343
ADD TO LISTSERVE? ❑YES ®NO EMAIL:
DISCHARGING TO CLASS: ❑SA []HQW ❑PNA ❑Trout ®Other: C
OPTIONAL INFO:
Outfall No.
Date Sample
i
Collected
(mm/dd/yr]
Type of Wastewater
(VE, RM, MD)?
pH
(standard)
Total Suspended
Solids
(mg/L)
Settleable
Solids
[mL/L)
TPH usingDischarge
method 1664A
SGT-NFN16
(mg/L)
Duration
(minutes)
Total Flow
gallons/day)'
-
-
-
6-93A
303,5
53
(15)6
-
-
1
NO FLOW
VE RM MD
N/A
No Discharge this Period
1 If wastewater systems have not discharged in this quarter — report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
2 Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RNI), Mixing Drum
Cleanout (MD). Report more than one type if the waste -stream is commingled.
3 if an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff
notifies you to continue monitoring.
4 pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
s TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50%of the Summer 7Q10 Flow as per 15A
NCAC 02B .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ, and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW","NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR
AT END OF MONITORING PERIOD IN CASE OF "NO FLOW") TO:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
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 th are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing
violations."
l� /
(Signature of Permittee) i6atey
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 2 of 2

PROCESS WASTEWATER— Quarterly Discharge Monitoring Report
GENERAL PERMIT NO. NCG140000
CERTIFICATE OF COVERAGE NO. NCG14 0 0 91
FACILITY NAME: Chandler Concrete Company Roxboro Pit. 607
SAMPLE COLLECTION YEAR: 20 (�6 L
/ Orig - State
0 Copy - State
0 Copy - Plant
0 Copy - File
SAMPLE QUARTER: ®Jul-S t ❑Oct -Dec ❑Jan -March ❑April -June
PERSON COLLECTING SAMPLES: COUNTY: Person
CERTIFIED LABORATORY:Pace Analytical Lab ##633 RECEI V /E�HONE NO. (336) 599 - 8343
ADD TO LISTSERVE? ❑YES ®NO EMAIL:
LIMIT VIOLATIONS? YES ® NO ❑ NOV 0 4 2016 DISCHARGING TO CLASS: [-]SA [-]HQW ❑PNA [-]Trout ®Other. C
Part A: Wastewater Monitorins Requirements
CENTRAL FILES
DWR SECTION OPTIONAL INFO:
Date Sample
i
Type of Wastewater
pH
Total Suspended
Settleable
TPH usingDischarge
method 1664A
Total Flow
Outfall No.
Collected'
(VE, RM, MD]�
(standard)
Solids
Solids
S
Duration
(gallons/day),
(mm/dd/yr)
(mg/L)
(mL/L)
(m�LM6
(minutes)
-
-
-
6-9a,o
303 s
53-
1
NO FLOW
VIE RM MD
N/N le
A%—
' ;
`w
7 11�
ff
No Qualifying Discharge observed this Period
-
1 If wastewater systems have not discharged in this quarter— report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
2 Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum
Cleanout (MD). Report more than one type if the waste -stream is commingled.
3 if an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff
notifies you to continue monitoring.
° pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
7 Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A
NCAC 028 .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ, and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW", "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR
AT END OF MONITORING PERIOD IN CASE_ OF "NO FLOW") TO:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
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 tha ere are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing
vinintinns""
WVZ1f""" I
of Permittee)
Permit Date: 7/1/2010-06/30/2015
/ a. L
( (ate)
Last Revised 07/13/11
Page 2 of 2

STORMWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING F
GENERAL PERMIT NO. NCG140000
CERTIFICATE OF COVERAGE NO. NCG14 0 0 91
FACILITY NAME: Chandler Concrete Co. - Roxboro Pit. 607
PERSON COLLECTING SAMPLES:
CERTIFIED LABORATORY:Pace Analytical Lab #633
OPTIONAL INFO:
Part A: Stormwater Monitorine Reauirements
SAMPLE COLLECTION YEAR:2016
ORM
Orig - State
0 Copy - State
0 Copy - Plant
0 Copy - File
SAMPLING PERIOD: ❑ July -December ® January -June
COUNTY Person
PHONE NO. (336) 599 - 8343
ADD TO LISTSERVE? ❑YES [-]NO EMAIL: _
DISCHARGING TO CLASS: ❑❑❑ SA HQW PNA []Trout ®Other: C
Outfall No.
Date Sample
Collected
{mo/dd/yr OR
NO FLOW)l
PH
{standard
Units)
T55
(mg/L)
Event
Duration
(minutes)
Total 4
Rainfall
(in)
In Tier 2
Monthly
Monitoring?
(y/n)
# of Months in
z Tier
2 Sampling
-
-
6-9
100 '
-
-
-
-
2
NO FLOW
N
N/A
v
r _ I
C 1 C
DWR SEC
TION
1 If "NO FLOW" or "NO DISCHARGE, Enter "NO FLOW" or "NO DISCHARGE" for each outfall here. Please make sure to mark the sample period above.
If a value is in excess of the benchmark, or outside the benchmark range (for PH), you must implement the Tier 1 or Tier 2 responses in the General Permit. Tier 2
Monthly sampling shall be done until 3 consecutive samples are below the benchmark or within the benchmark range.
3 TSS benchmark values are 100 mg/I, except when discharging to ORW, HQW, Trout, and PNA waters where they are 50 mg/I.
For each sampled measurable storm event the total precipitation must be recorded using data from an on -site rain gauge.
Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11
Page 1 of 2

r—
Part B: Vehicle Maintenance Activity Monitoring Requirements for facilities using > 55 gal of new motor oil/month — averaged over a calendar year.
Outfall
No.
Hate Sample
P
Collected
(mo/dd/yrjl
pH
(Standard
Units)
TPH using method
1664A SGT-HEM
(mg/Lj
Total Suspended
Solids
(mg/L)
Event
Duration
(minutes]
Total
Rainfall°
(in)
New Motor Oil
Usage
(gal/month]
In Tier 2
Monthly
Monitoring
(y/n)
q of Months
in Tier 2
2
Sampling
6-9
15
100 '
-
-
-
-
- - - N / A - - - No vehicle maintenance performed at facility ---
HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES AT ANY ONE OUTFALL (INCLUDING VEHICLE MAINTENANCE)? YES ❑ NO
HAVE YOU CONTACTED THE REGION? YES ❑ NO ❑
REGIONAL OFFICE CONTACT NAME:
Mail Original and one coov of this DMR (includine all "No Flow" & "No Discharge" reports) within 30 days of receipt of sample (or at end of monitoring period
in case of "No Flow") to:
Division of Water Quality
Attn: DWQ 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.
am aware here re significant penalties for submitting false information, including the possibility a fines nd imprisonment for knowing violations."
;;� 1 /A,
(Sig6ature of Permitt ( te)
Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11
Page 2 of 2

STORMWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING FORM
GENERAL PERMIT NO. NCG140000 Orig - State
, vCopy - State
0 Copy - Plant
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 1 SAMPLE COLLECTION YEAR:2016 0 Copy - File
FACILITY NAME: Chandler Concrete Co. - Roxboro Pit. 607 SAMPLING PERIOD: ❑July -December ®lanuary-June
PERSON COLLECTING SAMPLES: COUNTY Person
CERTIFIED LABORATORY:Pace Analytical Lab #633 PHONE NO. (336) 599 - 8343
OPTIONAL INFO: ADD TO LISTSERVE? DYES [—]NO EMAIL: _
DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout ®Other: C
Part A: Storrnwater Monitoring Requirements
Outfall No.
Date Sample
Collected
Imo/dd/yr OR
NO FLOW)1
pH
(Standard
Units)
7SS
(mg/L)
Event
Duration
!minutes)
Total
a
Rainfall
(in)
In Tier 2
Monthly
Monitoring?
(y/n)
# of Months in Tier
2 Samplings
-
-
6-9-
2
NO FLOW
N
N/A
' If "NO FLOW" or "NO DISCHARGE, Enter "NO FLOW" or "NO DISCHARGE" for each outfall here. Please make sure to mark the sample period above.
2 If a value is in excess of the benchmark, or outside the benchmark range (for pH), you must implement the Tier 1 or Tier 2 responses in the General Permit. Tier 2
Monthly sampling shall be done until 3 consecutive samples are below the benchmark or within the benchmark range.
3 TSS benchmark values are 100 mg/I, except when discharging to ORW, HOW, Trout, and PNA waters where they are 50 mg/I.
' For each sampled measurable storm event the total precipitation must be recorded using data from an on -site rain gauge.
Permit Date; 7/1/2011-60/30/2015 Last Revised 7/13/11
Page 1 of 2

Part B: Vehicle Maintenance Activity Monitoring Requirements for facilities using > 55 gal of new motor oil/month— averaged over a calendar year.
OutfaEl
No.
!e
Date Sample
Collected
(mo/dd/yr}1
pH
(Standard
Units)
TPH using method
1664A SGT-HEM
(mg/L)
Total Suspended
Solids
(mg/L)
Event
Duration
(minutes)
Total .
Rainfall"
(in)
New Motor Oil
Usage
(gal/month)
In Tier 2
Monthly
Monitoring?
(y/n}
# of Months
In Tier 2
z
Sampling
6-9
15
100
- - - N / A - - - No vehicle maintenance performed at facility - - -
HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES AT ANY ONE OUTFALL (INCLUDING VEHICLE MAINTENANCE)? YES ❑ NO
HAVE YOU CONTACTED THE REGION? YES ❑ NO ❑
REGIONAL OFFICE CONTACT NAME:
Mail Original and one copy of this DMR f includine all "No Flow" & "No Discharge" reports) within 30 days of receipt of samoie for at end of monitoring period
in case of "No Flow") to:
Division of Water Quality
Attn: DWQ 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 res nsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete.
am aware that there ignifi n naI ies for submitting false information, including the possibility of fi es an imprisonment for knowing violations."
z-
(Signature of Permittee) 61 (D e)
Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11
Page 2 of 2

PROCESS WASTEWATER -- Quarterly Discharge Monitoring Report
GENERAL PERMIT No. NCG140000
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 5
FACILITY NAME: Chandler Concrete Company - Durham Pit. 603
PERSON COLLECTING SAMPLES: Anthony Warash
CERTIFIED LABORATORY:Pace Analytical Lab #633 RECEIVED
LIMIT VIOLATIONS? YES ❑ NO
AUG 01 Z016
Orig - State
0 Copy - State
0 Copy - Plant
Copy - File
SAMPLE COLLECTION YEAR: 2016
SAMPLE QUARTER: ❑1uI-Sept ❑Oct -Dec Dan -March ®April -June
COUNTY: Durham
PHONE NO. (919) 598 - 3180
ADD TO LISTSERVE? [-]YES ®NO EMAIL:
DISCHARGING TO CLASS: ❑SA ®HQW ❑PNA ❑Trout ❑Other:
CENTRAL FILES OPTIONAL INFO:
Part A: Wastewater Monitoring Requirements DWR SECTION
Outfall No.
Date Sample
Collected'
(mm/dd/yr)
Type of Wastewater
(VE, RM, MD)
pH
(standard)
Total Suspended
,Solids
(mg/L)
Settleable
Solids
(mL/L)
TPH using
method 1664A
Sim LJ�
Discharge
Duration
(minutes)
Total Flow 7
(gallons/day)
-
-
-
6-93.4
303.3
53
(15)6
-
-
1
5/17/16
VE RM MD
8.2
ND
ND
N/A
50
140
2
5/17/16
VE
7.8
ND
ND
N/A
60
110
Discharge was resu It of rain event. - SW comingles with Process Water
' If wastewater systems have not discharged in this quarter — report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
Z Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum
Cleanout (MD). Report more than one type if the waste -stream is commingled.
3 if an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff
notifies you to continue monitoring.
° pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
7 Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A
NCAC 02B .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ, and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 1 of 2

-
MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW"„ "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR
AT END OF MONITORING PERIOD IN CASE OF "NO FLOW") TO:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
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 ere are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing
violations."
nature of
Permit Date:7/1/2010-06/30/2015
; 7 112-
ate)
Last Revised 07/13/11
Page 2 of 2

PROCESS WASTEWATER — Quarterly Discharge Monitoring Report
GENERAL PERMIT No. NCC3140000
CERTIFICATE OF COVERAGE No-N0G14 0 0 91:
FACILITY NAME: Chandler Concrete Company - Roxboro Pit. 607
PERSON COLLECTING SAMPLES:
CERTIFIED LABORATORY:Pace Analytical Lab #633
LIMIT VIOLATIONS? YES ® NO ❑
Part A: Wastewater Monitoring Requirements
0 Orig - State
0 Copy - State
0 Copy - Plant
0 Copy - File
SAMPLE COLLECTION YEAR: 2-016
SAMPLE QUARTER: []Jul -Sept ❑Oct -Dec ®Jan -March ❑April -June
COUNTY: Person
PHONE NO. (336) 599 - 8343
ADD TO LISTSERVE? ❑YES ®NO EMAIL:
DISCHARGING TO CLASS: ❑SA []HQW ❑PNA ❑Trout ®Other: C
OPTIONAL INFO:
Outfall No.
Date Sample
i
Collected
(mm/dd/yr)
Type of Wastewater
z
(VE, RM, MD}
pH
(standard)
Total Suspended
Solids
(mg/L)
Settleable
Solids
(mL/L)
TPH usingDischarge
method 1664A
SGT-HEM'
(mg/L)
Duration
(minutes)
Total Flow
(gallons/day)
-
-
-
6-93,4
303.s
53
(15)6
-
-
1
NO FLOW
VE RM MD
N/A
No Qualifying Discharge observed this Period
-
MAY —
16
zIf wastewater systems have not discharged in this quarter -- report "No Flow" or "No Discharge" here. Please make sure to mark the sample 6qu�arte' ka66V�'" UNIT
Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum
Cleanout (MD). Report more than one type if the waste -stream is commingled.
3If an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff
notifies you to continue monitoring.
4 pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A
NCAC 02B .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
Permit Date: 7/1/2010-06/30/2015
Last Revised 07/13/11
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW' "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR
AT END OF MONITORING PERIOD IN CASE OF "NO FLOW") TO:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
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 respo a for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and
complete. I am aware that th9e argignificant penalties for submitting false information, including the possibility of fines and imprisonment for knowing
violations."
of Permittee]
,�
(Date) /
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 2 of 2

PROCESS WASTEWATER — Quarterly Discharge Monitoring Report
GENERAL PERMIT NO. NCG140000
J
CERTIFICATE OF COVERAGE NO. NCG14 Q 0 9 5 —
FACILITY NAME: Chandler Concrete Com an - Durham Pit. 603
PERSON COLLECTING SAMPLES: Anthony Warash
CERTIFIED LABORATORY:Pace Analytical Lab #633
LIMIT VIOLATIONS? YES ❑ NO
Part A: Wastewater Monitoring Requirements
0 Orig - State
0 Copy - State
0 Copy - Plant
0 Copy - File
SAMPLE COLLECTION YEAR: 2016
SAMPLE QUARTER: ❑Jul -Sept ❑Oct -Dec ®Jan -March ❑April -June
COUNTY: Durham
PHONE NO. (919) 598 - 3180
ADD TO LISTSERVE? []YES ®NO EMAIL:
DISCHARGING TO CLASS: ❑SA ®HQW ❑PNA ❑Trout ❑Other:
OPTIONAL INFO:
Outfall No.
Date Sample
1
Collected
(mm/dd/yr)
Type of Wastewater
(VERMMD) z
, ,
pH
(standard]
Total Suspended
Solids
(mg/L)
Settleable
Solids
(mL/L)
TPH using
method 1664A
6
S (mg/L)
Discharge
Duration
(minutes)
Total Flow
7
(gallons/day}
-
-
-
6-93'4
303,5
53
(15)6
-
-
1
NO FLOW
VE RM MD
N/A
2
NO FLOW
VE
N/A
�)�f'iCIIII�P�
No Qualifying Discharge observed this Period
- MAY-3
O16
11 !! JYY` '6_ �tviv
Z If wastewater systems have not discharged in this quarter —report "No Flow or "No Discharge here. Please make sure to mark the samQletquia�rte �I,ab� ieaSQINr; ilNIT
Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM}, Mixing Drum
Cleanout (MD). Report more than one type if the waste -stream is commingled.
3 if an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff
notifies you to continue monitoring.
4 pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
s TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
7 Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A
NCAC 028 .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ, and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
Permit Date:7/1/2010-06/30/2015
Last Revised 07/13/11
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW", "NO DISCHARGE-) WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR
AT END OF MONITORING PERIOD IN CASE OF "NO FLOW") TO:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
YOU MUST SIGN THIS CERTIFICATION FOR ANY INFORMATION REPORTED:
"l 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 responsiblefor gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and
complete. I am aware that th a are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing
violations."
1 1-���,4 ,X 1,;2 r,
Signature of Permittee) ( ate)
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 2 of 2

STORMWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING FOR
GENERAL PERMIT NO. NCG140000 OV Orig-State
-fi- 0 Copy - State
0 Copy - Plant
CERTIFICATE OF COVERAGE NO. NCG14 O O 9 1
SAMPLE COLLECTION YEAR: 16 0 Copy- File
FACILITY NAME: Chandler Concrete Co. — Roxboro Pit. 607 SAMPLING PERIOD: ®July -December ❑January -June
PERSON COLLECTING SAMPLES: COUNTY Person
CERTIFIED LABORATORY:Pace Analytical Lab #633 PHONE NO. (336) 599 - 8343
OPTIONAL INFO: ADD TO LISTSERVE? []YES []NO EMAIL: _
DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout ®Other: C
Part A: Stormwater Monitoring Requirements
Dutfall No.
Date Sample
Collected
(mo/dd/yr OR
1
NO FLOW)
pH
(Standard
Units)
TSS
(mg/L)
Event
Duration
(minutes)
Total 4
Rainfall
(in)
In Tier 2
Monthly
monitoring? .
(y/n)
# of Months in Tier
z
2 Sampling
-
6-9
100 .
-
-
-
-
2
NO FLOW
N
N/A
1 If "NO FLOW" or "NO DISCHARGE, Enter "NO FLOW" or "NO DISCHARGE" for each outfall here. Please make sure to mark the sample period above.
2 If a value is in excess of the benchmark, or outside the benchmark range (for pH), you must implement the Tier 1 or Tier 2 responses in the General Permit. Tier 2
Monthly sampling shall be done until 3 consecutive samples are below the benchmark or within the benchmark range.
3 TSS benchmark values are 100 mg/l, except when discharging to ORW, HQW, Trout, and PNA waters where they are 50 mg/I.
For each sampled measurable storm event the total precipitation must be recorded using data from an on -site rain gauge.
RECEIVED
FEB 0 3 2016
CENTRAL FILES
DWR SECTION
Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11
Page 1 of 2

Part B: Vehicle Maintenance Activity Monitoring Requirements for facilities using > 55 gal of new motor oil/month — averaged over a calendar year.
Outfall
No.
Date Sample
Collected 1
(mo/dd/yr)
PH
(standard
Units)
TPH using method
1664A SGT-HEM
(mg/L)
Total Suspended
Solids
(mg/L)
Event
Duration
(minutes)
Total
a
Rainfall
(in)
New Motor Oil
Usage
(gal/month)
In Tier 2
Monthly
Monitoring?
(y/n)
#I of Months
in Tier 2
Sampling2
6-9
is
100 '
-
-
-
-
-
- - - N / A - - - No vehicle maintenance performed at facility ---
HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES AT ANY ONE OUTFALL (INCLUDING VEHICLE MAINTENANCE)? YES ❑ NO
HAVE YOU CONTACTED THE REGION? YES ❑ NO ❑
REGIONAL OFFICE CONTACT NAME:
Mail Orieinal and one coov of this DMR fincludine all "No Flow" & "No Discharee" reports) within 30 days of receipt of sample for at end of monitoring; period
in case of "No Flow") to:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
YOU MU5T51GN 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 resp Bible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete
am aware that th rid ifipe altie r submitting false information, including the possibility of fines and imprisonment for knowing violations."
(Signature of Permittee) ( atej
Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11
Page 2 of 2

tate
PROCESS WASTEWATER — Quarterly Discharge Monitoring Report 0 Copy -State
GENERAL PERMIT NO. NCG140000 0 Copy - Plant
0 Copy - File
CERTIFICATE OF COVERAGE N0. NCG14 0 0 9 1 SAMPLE COLLECTION YEARL2OT6
FACILITY NAME: Chandler Concrete Company Roxboro Pit. 607 SAMPLE QUARTER: ❑Jul -Sept ®Oct -Dec ❑Jan -March ❑April -June
PERSON COLLECTING SAMPLES:
CERTIFIED LABORATORY:Pace Analytical Lab #633
LIMIT VIOLATIONS? YES ® NO ❑
Part A: Wastewater Monitoring Requirements
COUNTY: Person
PHONE NO.( 336) 599 - 8343
ADD TO LISTSERVE? ❑YES ®NO EMAIL:
DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout ®Other: C
OPTIONAL INFO:
Date Sample
1
Type of Wastewater
pH
Total Suspended
Settleable
TPH using
method 1664A
Discharge
Total Flow
Outfall No.
Collected
(VE, RM, MD)'
(standard)
Solids
Solids
SGT-NFM6
Duration
�
(gallons/day)
(mm/dd/yr)
(mg/L)
(mL/L)
(mg/L)
(minutes)
-
-
-
6-93.4
303.5
53
(15)6
-
-
1
NO FLOW
VE RM MD
N/A
FE'
D
No Qualifying Discharge observed this Period
- CEh
TRAP` FILES
vv
bI=C; I t N
1 If wastewater systems have not discharged in this quarter — report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
2 Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum
Cleanout (MO). Report more than one type if the waste -stream is commingled.
3 if an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff
notifies you to continue monitoring.
A pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A
NCAC 02B .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY {INCLUDING ALL "NO FLOW", "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR
AT END OF MONITORING PERIOD IN OF "NO FLOW") TO:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
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 responsi le for gathering th information, the information submitted is, to the best of my knowledge and belief, true, accurate, and
complete. ;am aware th t e are significant p alties for submitting false information, including the possibility of fines and imprisonment for knowing
violations.
( ignature of Permittee) (D el
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 2 of 2

0/ —State
PROCESS WASTEWATER — Quarterly Discharge Monitoring Report 0 copy State
GENERAL PERMIT NO. NCG140000 0 Copy - Plant
0 Copy - File
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 1 SAMPLE COLLECTION YEAR-2016r 9-0 A —
FACILITY NAME: Chandler Concrete COMDanv - Roxboro Pit. 607 SAMPLE QUARTER: ®Jul -Sept ❑Oct -Dec ❑Jan -March ❑April -June
PERSON COLLECTING SAMPLES: COUNTY: Person
CERTIFIED LABORATORY:Pace Analytical Lab #633 REtE I V E D PHONE NO. (336) 599 - 8343
ADD TO LI575ERVE? ❑YES ®NO EMAIL:
LIMIT VIOLATIONS? YES ®NO ❑ NOV l�l� DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout ®Other: C
CENTRAL FILES
DWR SECTION OPTIONAL INFO:
Part A: Wastewater Monitoring Requirements
Outfall No.
Date Sample
3
Collected
(mm/dd/yrj
Type of Wastewater
2
[VE, RM, MD)
pH
(standard)
Total Suspended
Solids
(mg/L)
Settleable
Solids
(mL/L)
TPH usingDischarge
method 1664A
S `L1
Duration
(minutes)
Total Flo
,
(gallons/da )'
-
-
-
6-93,4
303.s
53
(15),
-
1
NO FLOW
VE RM MD
N/A
No Qualifying Discharge observed this Period
-
1 If wastewater systems have not discharged in this quarter — report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
z Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum
Cleanout (MD). Report more than one type if the waste -stream is commingled.
3If an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff
notifies you to continue monitoring.
° pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A
NCAC 02B .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
Permit Date: 7/1/2010-06/30/2015
Last Revised 07/13/11
5)
5)
9
a
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY INCLUDING ALL "NO FLOW" "NO DISCHARGE" WITHIN 30 DAYS OF RECEIPT OF SAMPLE OR
AT END OF MONITORING PERIOD IN CASE OF "NO FLOW") TO:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
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 resp nsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and
complete. I am aware tF}�t tthere are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing
violations."
�W7/�-
16 Z)�
(Signature of Permittee (D e)
Permit Date: 7/1/2010-06/30/2015
Last Revised 07/13/11
Page 2 of 2

STORMWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING
GENERAL PERMIT NO. NCG140000
CERTIFICATE OF COVERAGE NO. NCG 14 0 0 9 1 SAMPLE COLLECTION YEAR:2014-2015
FACILITY NAME• Chandler Concrete Co - Roxboro Pit An7 SAMPLING PERIOD: ❑ July -December
FORM
Orig - State
0 Copy - State
0 Copy - Plant
0 Copy - File
® January -June
PERSON COLLECTING SAMPLES: COUNTY Person
�� IVHONE NO. (336) 599 - 8343
CERTIFIED LABORATORY:Pace Analytical Lab #633
OPTIONAL INFO: JUL 3 1 2015 ADD TO LISTSERVE? ❑YES ❑NO EMAIL: _
DISCHARGING TO CLASS: ❑5A ❑HQW ❑PNA ❑Trout ®Other: C
Part A: Stormwater Monitoring Requirements CENTRAL FILES
Outfall No.
Date Sample
Collected
(mo/dd/yr OR
NO FLOW)1
pH
(Standard
Units}
vvvF\ JGV I F
TSS
(mg/L}
I
Event
Duration
(minutes)
Total
4
Rainfall
(in)
In Tier 2
Monthly
Monitoring?
(y/n)
# of Months in Tier
2
2 Sampling
-
-
6-92
1002,
-
-
-
-
2
NO FLOW
N
N/A
i If "NO FLOW" or "NO DISCHARGE, Enter "NO FLOW" or "NO DISCHARGE" for each outfall here. Please make sure to mark the sample period above.
z If a value is in excess of the benchmark, or outside the benchmark range (for pH), you must implement the Tier 1 or Tier 2 responses in the General Permit. Tier 2
Monthly sampling shall be done until 3 consecutive samples are below the benchmark or within the benchmark range.
3 TSS benchmark values are 100 mg/I, except when discharging to ORW, HQW, Trout, and PNA waters where they are 50 mg/I.
"For each sampled measurable storm event the total precipitation must be recorded using data from an on -site rain gauge.
Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11
Page 1 of 2

Part B: Vehicle Maintenance Activity Monitoring Requirements for facilities using > 55 gal of new motor oil/month — averaged over a calendar year.
Outfall
No.
Date Sample
Collected
(mo/dd/yr]1
PH
[Standard
Units]
TPH using method
1664A SGT-HEM
(mg/L)
Total Suspended
Solids
(mg/0[minutes]
Event
Duration
Total
a
Rainfall
(in]
New Motor Oil
Usage
[gal/month]
In Tier 2
Monthly
Monitoring?
(y/n]
I
�
# of Months
in Tier 2
2
Sampling
6-92
152
1002,3
-
-
-
-
-
- - - N / A - - - No vehicle maintenance performed at facility - - -
HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES AT ANY ONE OUTFALL (INCLUDING VEHICLE MAINTENANCE)? YES ❑ NO
HAVE YOU CONTACTED THE REGION? YES ❑ NO ❑
REGIONAL OFFICE CONTACT NAME:
Mail Orieinal and one coon of this IJMR (including all "No Flow" & "No Discharge" reports) within 30 days of receiot of sample (or at end of monitoring period
in case of "No Flow") to:
Division of Water Quality
Attn: DWQ 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 dir ly resp nsible r gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete
am aware re a sig fica t penalties for submitting false information, including the possibility of fi es a imprisonment for knowing violations."
(Signature of Permittee) (D te)
Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11
Page 2 of 2

PROCESS WASTEWATER — Quarterly Discharge Monitoring Report
GENERAL PERMIT No. NCG140000
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 1
FACILITY NAME: Chandler Concrete Company - Roxboro Pit. 607
PERSON COLLECTING SAMPLES: RECEIVED
CERTIFIED LABORATORY:Pace Analytical Lab #633
LIMIT VIOLATIONS? YES ® NO ❑
CENTRAL FILES
DWR SECTION
Part A: Wastewater Monitoring Requirements
Orig - State
0 Copy - State
0 Copy -- Plant
0 Copy - File
SAMPLE COLLECTION YEAR: 2014-2015 �s
SAMPLE QUARTER: []Jul -Sept ❑Oct -Dec ❑Jan -March ®April -June
COUNTY: Person r
PHONE NO.( BRI 599 - 8343 �
ADD TO LISTSERVE? ❑YES ®NO EMAIL:
DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA [-]Trout ®Other: C
OPTIONAL INFO:
Outfall No.
Date Sample
1
Collected
{mm/dd/yr}
Type of Wastewater
2
{VE, RM, MD}
pH
{standard}
Total Suspended
Solids
{mg/L}
Settleable
Solids
(mL/L)
TPH usingDischarge
method 1664A
6
SGT-HEM
(mg/L)
Duration
(minutes)
Total Flow
7
{gallons/day]
-
-
-
6-93,4
303.s
53
(15)6
-
-
1
NO FLOW
VE RM MD
N/A
No Qualifying Discharge observed this Period
-
1 If wastewater systems have not discharged in this quarter — report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
2 Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum
Cleanout (MD). Report more than one type if the waste -stream is commingled.
3 if an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff
notifies you to continue monitoring.
4 pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
2 Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A
NCAC 02B .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ, and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
Permit Date: 7/1/2010-06/30/2015
Last Revised 07/13/11
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW". "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR
AT END OF MONITORING PERIOD IN CASE OF "NO FLOW") TO: _ ^
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
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."
re
Permit Date:7/1/2010-06/30/2015
2 r11-r
(Cate)
Last Revised 07/13/11
Page 2 of 2

PROCESS WASTEWATER — Quarterly Discharge Monitoring Report
GENERAL PERMIT NO. NCG140000
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 1
FACILITY NAME: Chandler Concrete Company _ Roxboro Pit. 607
PERSON COLLECTING SAMPLES:
CERTIFIED LABORATORY:Pace Analytical Lab #633
LIMIT VIOLATIONS? YES ® NO ❑
Part A: Wastewater Monitoring Requirements
c)-cl5�
Orig -State
0 Copy - State
0 Copy - Plant
0 Copy - File
SAMPLE COLLECTION YEAR: 2014-201S
SAMPLE QUARTER: ❑Jul -Sept ❑Oct -Dec ®Jan -March ❑April -June
COUNTY: Person
PHONE NO. (336) 599 - 8343
ADD TO LISTSERVE? ❑YES ®NO EMAIL:
DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout ®Other: C
OPTIONAL INFO:
Outfall No.
Date Sample
1
collected
(mm/dd/yr)
Type of Wastewater
z
(VERMMD}
, ,
pH
(standard}
Total Suspended
Solids
(mg/L)
Settleable
Solids
(mL/L)
TPH using
method 1664A
5 (mg/L)
Discharge
Duration
(minutes)
Total Flow
,
(gallons/day}
-
-
-
6-93,4
303,5
53
(15)6
-
-
1
NO FLOW
VE RM MD
N/A
No Qualifying Discharge observed this Period
-
1 If wastewater systems have not discharged in this quarter — report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
2 Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum
Cleanout (MD). Report more than one type if the waste -stream is commingled.
3 if an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff
notifies you to continue monitoring.
4 pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A
NCAC 02B .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ, and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
Permit Date:7/1/2010-06/30/2015
Last Revised 07/13/11
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW", "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR
AT END OF MONITORING PERIOD IN CASE OF "NO FLOW") TO:
Division of Water Quality
l
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
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 gather' g the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and
complete. I am aware_tha ere are signifi nt penalties for submitting false information, including the possibility of fines and imprisonment for knowing
violations."
/7XI
(Signat a of ermittee) (Date)
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 2 of 2

PROCESS WASTEWATER — Quarterly Discharge Monitoring Report
GENERAL PERMIT NO. NCG140000
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 1
FACILITY NAME: Chandler Concrete Company - Roxboro Pit. 607
PERSON COLLECTING SAMPLES:
CERTIFIED LABORATORY:Pace Analytical Lab #633
LIMIT VIOLATIONS? YES ®NO ❑
Part A: Wastewater Monitorine Reauirements
0 Orig - State
Copy -State
0 Copy - Plant
0 Copy - File
SAMPLE COLLECTION YEAR: 2014-2015
SAMPLE QUARTER: ❑Jul -Sept ❑Oct -Dec ®Jan -March ❑April -June
COUNTY: Person
PHONE NO. (336) 599 - 8343
ADD TO LISTSERVE? ❑YES ®NO EMAIL:
DISCHARGING TO CLASS: [_]SA []HQW ❑PNA ❑Trout ®Other: C
OPTIONAL INFO:
Outfall No.
Date Sample
1
Collected
(mm/dd/yr)
Type of Wastewater
(VE, RM, MD)2
pH
(standard)
Total Suspended
Solids
(mg/L)
Settleable
Solids
(mL/L)
TPH using
method 1664A
S mLM'
Discharge
Duration
(minutes)
Total Flow
,
{gallons/day(
-
-
-
6-93'4
303s
53
(15)6
-
-
1
NO FLOW
VE RM MD
N/A
No Qualifying Discharge observed this Period
-
'
4
1 If wastewater systems have not discharged in this quarter— report "No Flow" or "No Discharge" here. Please make sure to mark the sample q ti o T Yr.r
Z Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM ,
Cleanout (MD). Report more than one type if the waste -stream is commingled. p�4��H�S
3 if an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff G
notifies you to continue monitoring.
A pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A
NCAC 02B .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
�lr
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY INCLUDING ALL "NO FLOW" "NO DISCHARGE" WITHIN 30 DAYS OF RECEIPT OF SAMPLE OR
AT END OF MONITORING PERIOD IN CASE OF "NO FLOW") TO:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
YOU MUSTSIGN 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 gather' g the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and
complete. I am aware thaAAere are signifi�t penalties for submitting false information, including the possibility of fines and imprisonment for knowing
violations."
7 lJ
(Signat a of ermittee) (Date)
Permit Date:7/1/2010-06/30/2015
Last Revised 07/13/11
Page 2 of 2

PROCESS WASTEWATER -- Quarters Discharge Monitoring Report 0 Copy State
y g g p Copy - State
GENERAL PERMIT NO. NCG140000 0 Copy - Plant
0 Copy - File
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 1 SAMPLE COLLECTION YEAR: 2014-2015
FACILITY NAME: Chandler Concrete Company - Roxboro Pit. 607 SAMPLE QUARTER: ❑Jul -Sept ®Oct -Dec ❑Jan -March ®April -June
PERSON COLLECTING SAMPLES:
CERTIFIED LABORATORY:Pace Analytical Lab #633
LIMIT VIOLATIONS? YES ® NO ❑
Part A: Wastewater Monitoring Requirements
COUNTY: Person
^c
PHONE NO. (336) 599 - 8343
RECEIVED ADD TOLISTSERVE? [:]YES. ®NO EMAIL:
FEB U $ ?CIS DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout ®Other: C
CENTRAL FILES OPTIONAL INFO:
DWR SECTION
Outfall No.
Date Sample
i
Collected
(mm/dd/yr)
Type of Wastewater
2
(VE, RM, MD}
pH
(standard)
Total Suspended
Solids
(mg/L)
Settleable
Solids
(mL/L)
TPH usingDischarge
method 1664A
6
SGT-HEM
(mg/L)
Duration
(minutes)
Total Flow
7
(gallons/day}
-
-
-
6-93'4
303,5
53
(15)6
-
-
1
NO FLOW
VE RM MD
N/A
No Qualifying Discharge observed this Period
-
1 If wastewater systems have not discharged in this quarter — report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
Z Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum
Cleanout (MD). Report more than one type if the waste -stream is commingled.
3If an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff
notifies you to continue monitoring.
4 pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 1SA
NCAC 02B .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ, and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW", "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR
AT END OF MONITORING PERIOD IN CASE OF "NO FLOW") TO:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
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 nd evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or
those persons directly responsible for gathering he information, the information submitted is, to the best of my knowledge and belief, true, accurate, and
complete. I am aware that t� are_significa penalties for submitting false information, including the possibility of fines and imprisonment for knowing
violations."
of Permittee)
1--rd /S
atO
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 2 of 2

STORMWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING FORM
GENERAL PERMIT NO. NCG140000 T Orig-State
0 Copy - State
0 Copy - Plant
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9 1 SAMPLE COLLECTION YEAR:2014-2015 0 Copy- File
FACILITY NAME: Chandler Concrete Co. - Roxboro Pit. 607 SAMPLING PERIOD: [A July -December ❑January -June
PERSON COLLECTING SAMPLES: Michael Owen COUNTY person
CERTIFIED LASORATORY:PaceAnalytical Lab #633 PHONE NO. (336) 599 - 8343
OPTIONAL INFO: ADD TO LISTSERVE? ❑YES ❑NO EMAIL: _
DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout ®Other: C
Part A: Stormwater Monitoring Requirements
Outfall No.
Date Sample
Collected mo dd r OR
(/ /Y
NO FLOW)'
pH
(standard
Units]
TSS
(mg/L)
Event
Duration
(minutes]
Total a
Rainfall
(in}
In Tier 2
Monthly
Monitoring?
(y/n)
#i of Months in Tier
2
2 Sampling
-
-
6-9
100 ,
-
-
-
-
2
NO FLOW
N
N/A
rd 0 3 c:i;
CENTRAl
R SECT10
1 If "NO FLOW" or "NO DISCHARGE, Enter "NO FLOW" or "NO DISCHARGE" for each outfall here. Please make sure to mark the sample period above.
z If a value is in excess of the benchmark, or outside the benchmark range (for pH), you must implement the Tier 1 or Tier 2 responses in the General Permit. Tier 2
Monthly sampling shall be done until 3 consecutive samples are below the benchmark or within the benchmark range.
3 TSS benchmark values are 100 mg/I, except when discharging to ORW, HQW, Trout, and PNA waters where they are 50 mg/I.
° For each sampled measurable storm event the total precipitation must be recorded using data from an on -site rain gauge.
.-D
Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11
Page 1 of 2

Part B: Vehicle Maintenance Activity Monitoring Requirements for facilities using > 55 gal of new motor oil/month — averaged over a calendar year.
Outfall
No.
Date Sample
Collected
(mo/dd/yr)1
PH
(standard
Units)
TPH using method
1664A SGT-HEM
(mg/L)
Total Suspended
Solids
(mg/L)
Event
Duration
(minutes)
Total
a
Rainfall
(in)
New Motor Oil
Usage
(gal/month)
In Tier 2
Monthly
Monitoring?
(Y/n)
# of Months
in Tier 2
2
Sampling
6-9
15
100 '
-
-
-
-
-
- - - N / A - - - No vehicle maintenance performed at facility - - -
HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES AT ANYONE OUTFALL (INCLUDING VEHICLE MAINTENANCE)? YES ❑ NO
HAVE YOU CONTACTED THE REGION? YES ❑ NO ❑
REGIONAL OFFICE CONTACT NAME:
Mail Original and one coov of this DMR (including all "No Flow" & "No Discharge" reoorts) within 30 days of receiot of sample (or at end of monitoring period
in case of "No Flow") to:
Division of Water Quality
Attn: DWQ 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 resgpnsible for Bath ring the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete
am aware that th gnifi t ena ies for submitting false information, including the possibility of ffii es imprisonment for knowing violations."
/ A / / 3c) / /,S
(Signature of Permittee) _ l/ (dte)
Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11
Page 2 of 2

Orig — State
PROCESS WASTEWATER —Quarterly Discharge Monitoring Report 0 Copy — State
GENERAL PERMIT NO. NCG140000 0 Copy — Plant
0 Copy - File
CERTIFICATE OF COVERAGE NO. NCG14 0 0 9. 1 SAMPLE COLLECTION YEAR: 2014
FACILITY NAME: Chandler Concrete Com an Roxboro Pit. 607 SAMPLE QUARTER: ❑Jul -Sept ❑dct-Dec ❑Jan -March ®April -June
PERSON COLLECTING SAMPLES: COUNTY: Person
CERTIFIED LABORATORY:Pace Analytical Lab #633 PHONE NO. (336) 599 - 8343
ADD TO LISTSERVE? ❑YES ®NO EMAIL:
LIMIT VIOLATIONS? YES ® NO ❑ DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout ®Other: C
OPTIONAL INFO:
Part A: Wastewater Monitoring Requirements
Outfall No.
Date Sample
Collected'
(mm/dd/yr)
Type of Wastewater
Z
(VE, RM, MD]
pH
{standard}
-Total Suspended
Solids
(mg/L)
Settleable
Solids
(mL/L)
TPH usingDischarge
method 1664A
6
SGT-HEM
(mg/L]
Duration
(minutes)
Total Flow
7
{gallons/day}
-
-
6-93A
303,5
53
(15)6
-
-
1
VE RM MD
N/q
7 n
ZRAL
No Qualifying Discharge observed this Period
- iDWQ/BQG
' If wastewater systems have not discharged in this quarter — report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
z Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum
Cleanout (MD). Report more than one type if the waste -stream is commingled.
3 if an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff
notifies you to continue monitoring.
pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
7 Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A
NCAC 02B .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
Permit Date: 7/1/2010-06/30/2015
Last Revised 07/13/11
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW", "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR
AT END OF MONITORING PERIOD IN CASE OF "NO FLOW") TO:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
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 responsi le for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and
complete. -I am aware that re re significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing
violations."
/0 57
{ ignature of Per ittee) (D te)
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 2 of 2

PROCESS WASTEWATER — Quarterly Discharge Monitoring Report
GENERAL PERMIT No. NCG140000
CERTIFICATE OF COVERAGE NO. NCG14 0 0 91
FACILITY NAME: Chandler Concrete_ Company - Roxboro Pit. 607
PERSON COLLECTING SAMPLES: Michael Owen
CERTIFIED LABORATORY:Pace Analytical Lab #633
LIMIT VIOLATIONS? YES ®NO ❑
Part A: Wastewater Monitoring Requirements
Odg - State
0 Copy - State
0 Copy - F9ant
0 Copy - File
SAMPLE COLLECTION YEAR: 2013
SAMPLE QUARTER: ❑Jul -Sept ❑Oct -Dec Dan -March ❑April -June
COUNTY: Person
PHONE NO. (336) 599 - 8343
ADD TO LISTSERVE? [-]YES ®NO EMAIL:
DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout ®Other: C
OPTIONAL INFO:
Date Sample
Type of Wastewater
pH
Total Suspended
Settleable
TPH usingDischarge
method 1664A
Total Flow
outfail No.
Collected'
2
(VE, RM, MD)
(standard)
Solids
Solids
SGT-HEM'
Duration
(gallons/day),
(mm/dd/yr)
(mg/L)
(mL/L)
(mg/L)
minutes)
-
-
-
6-93A
30"'
53
(15)6
-
-
1
VE RM MD
N/A
4'- fr^4
ALL ZU Y
.. I V L. iL.,
YI I
No
Qualifying Discharge observed this Period - r FN T RAL F)LES
owc
)Bey
' If wastewater systems have not discharged in this quarter - report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above.
2 Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum
Cleanout (MD). Report more than one type if the waste -stream is commingled.
3 If an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff
notifies you to continue monitoring.
° pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-S.S S.U. for discharges to saltwaters.
5 TSS limits are 20 mg/L for wastewater discharges to HQW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications.
6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater,
but instead Is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action.
7 Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HQW waters shall be set to 50% of the Summer 7Q10 Flow as per 15A
NCAC 02B .0224. Permittees who discharge wastewater to HQW waters shall obtain a Summer 7Q10 flow and report this information to DWQ, If the permittee cannot
obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWQ, and the DWQ Regional Office may require an annual flow
report on a case -by -case basis.
Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11
Page 1 of 2

MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY INCLUDING ALL "NO FLOW" "NO DISCHARGE" WITHIN 30 DAYS OF RECEIPT OF SAMPLE OR
AT END OF MONITORING_ PERIOD IN CASE OF "NO FLOW") TO:
Division of Water Quality n
Attn: DWQCentral Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
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 s�� nt pen ies for submitting false Information, including the possibility of fines and imprisonment for knowing
violations." / �
re of Permittee)
Permit Date:7/1/2010-06/30/2015
(D e)
Last Revised 07/13/11
Page 2 of 2