NCG140225 DMR SW

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CAROLINA SUNROCK LLC
Scott Martino
Environmental Compliance Manager
200 Horizon Drive,Suite 100
Raleigh,NC 27615, NC 27615
January 20, 2017
Raleigh Regional Office
3800 Barrett Drive
Raleigh, NC 2760945
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Re: NPDES Storm Water DMR 2016
Carolina Sunrock LLC—Butner Concrete, MDC, North Raleigh, and RDU
Permit No: NCG140225, NCG140445, NCG160161, NCG140328, NCG140251,
Durham, Granville, and Wake Counties
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CERTIFIED MAIL No.7015 640 0007 8085 0089 • 7j1
Return receipt Requested 0
Dear Sir/Madam:
In accordance with the above referenced NPDES Permits, please find the attached Annual Data Monitoring Reports
(DMRs), for the references facilities.
Please contact us if you need further information or if this does not meet your requirements.
Sincerely,
Carolina Sunrock, L
Scott Martino
Environmental Compliance Manager
[e-mail]
Phone:[phone]
Fax:[phone]

STORMWATER DISCHARGE OUTFALL (SDO)
ANNUAL SUMMARY DATA MONITORING REPORT(DMR)
Calendar Year 2016
Individual NPDES Permit No. NCS❑❑❑❑❑❑ or
Certificate of Coverage (COC) No. NCG140225
This monitoring report summary of the calendar year should be kept on file on-site with the facility SPPP. F-1.3, S?'74,7`c-).
f,
Facility Name: Carolina Sunrock LLC—Butner Concrete
County: Granville
JAN a
2 0 201
Phone Number: [phone] Total no. of SDOs monitored 1
Outfall No. 1 NC DENR Raleigh klblial Cie
Is this outfall currently in Tier 2 (monitored monthly)? Yes 0 No El
Was this outfall ever in Tier 2(monitored monthly) during the past year? Yes D No El
If this outfall was in Tier 2 last year,why was monthly monitoring discontinued?
Enough consecutive samples below benchmarks to decrease frequency D
Received approval from DWQ to reduce monitoring frequency ❑
Other 0
Was this SDO monitored because of vehicle maintenance activities? Yes ❑ No LEI
Parameter, (units)
Total
Rainfall, pH TSS SS turb O&G
inches
Benchmark , N/A
Date Sample
Collected,
mm/dd/yy
No Sampling Events/Discharge occurred in 2016.
SW U-264-Generic-13Dec2012

"I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a
system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person
or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the
best of my knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information,
including the possibility of fines and imprisonment for knowing violations."
Signature
Date 01-13-2016
For questions, contact your local Regional Office:
DWQ Regional Office Contact Information:
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ASHEVILLE REGIONAL OFFICE FAYETTEVILLE REGIONAL OFFICE MOORESVILLE REGIONAL OFFICE
2090 US Highway 70 225 Green Street 610 East Center Avenue/Suite 301
Swannanoa,NC 28778 Systel Building Suite 714 Mooresville,NC 28115
[phone] Fayetteville,NC 28301-5043 [phone]
_ 910)433-3300 _
RA-LEIGH-REGIONAL-OFFICE OWASHINGTON REGIONAL OFFICE_ WILMINGTON REGIONAL OFFICE
3800 Barrett Drive 943 Washington Square Mall 127 Cardinal Drive Extension
Raleigh,NC 27609 Washington,NC 27889 Wilmington,NC 28405-2845
[phone] [phone] [phone]
WINSTON-SALEM REGIONAL OFFICE CENTRAL OFFICE
585 Waughtown Street 1617 Mail Service Center 7a preserve,protect
Winston-Salem,NC 27107 Raleigh,NC 27699-1617 _. and enhance
336 771-5000 1 North Carolinas water..."
- [phone] L
SW U-264-Generic-13Dec2012

STORMWATER DISCHARGE OUTFALL (SDO) - Semi-Annual MONITORING FORM
GENERAL PERMIT NO. NCG140000
CERTIFICATE OF COVERAGE NO. NCG140225 SAMPLE COLLECTION YEAR:2016
FACILITY NAME:Carolina Sunrock LLC—Butner Concrete SAMPLING PERIOD: /! July-December ❑January June
PERSON COLLECTING SAMPLES Scott Martino COUNTY Granville
CERTIFIED LABORATORY Contest Lab#652 PHONE NO.[phone])
Lab it ADD TO USTSERVE? r YES ONO EMAIL:[e-mail]
OPTIONAL INFO: DISCHARGING TO CLASS: OSA ❑HQW ❑PNA ['Trout //Other
Part A:Stormwater Monitoring Requirements
Date Sample In Tier 2
Collected PH TSS Event Total Monthly #of Months in Tier
Outfall No. (Standard Duration Rainfall4
(mo/dd/yr OR (mg/L) Monitoring? 2 Sampling2
NO FLOW)1 Units) (minutes) (in) (Y/n)
6-92 1002,3 - - - -
1 Now Flow
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/I.
4 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.
In Tier 2
Outfall Date Sample pH TPH using method Total Suspended Event Total New Motor Oil #of Months
Monthly
No. Collected (Standard 1664A SGT-HEM Solids Duration Rainfall Usage in Tier 2
Units) (mg/L) (mg/L) (minutes) (in) (gal/month) Monitoring? Sampling2
(mo/cid/yr11 (Yin)
6-92 152 10023 - _ - - _
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 samplejor 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. I
am awa j hat there are significant penalties for submitting false information,including the possibility of fines and imprisonment for knowing violations."
000...
� �~ � ^ 1/20/2017
(Signature of Permittee) (Date)
Permit Date:7/1/2011-60/30/2015 Last Revised 7/13/11
Page 2 of 2

STORMWATER DISCHARGE OUTFALL(SDO)
ANNUAL SUMMARY DATA MONITORING REPORT(DMR)
Calendar Year 2016
Individual NPDES Permit No. NCS❑❑❑❑❑❑ or
Certificate of Coverage(COC)No. NCG140445
This monitoring report summary of the calendar year should be kept on file on-site with the facility SPPP.
Facility Name: Carolina Sunrock LLC- MDC Facility
County: Durham
Phone Number: [phone] Total no. of SDOs monitored: 1
Outfall No. 1
Is this outfall currently in Tier 2(monitored monthly)? Yes❑ No El
Was this outfall ever in Tier 2 (monitored monthly) during the past year? Yes 0 No i2
If this outfall was in Tier 2 last year,why was monthly monitoring discontinued?
Enough consecutive samples below benchmarks to decrease frequency ❑
Received approval from DWQ to reduce monitoring frequency ❑
Other ❑
Was this SDO monitored because of vehicle maintenance activities? Yes❑ No rEi
Parameter,(units)
Total
Rainfall, pH TSS SS turb O&G
inches
Benchmark - NIA —_
Date Sample
Collected,
mmlddlyy -
No Sampling Events/Discharge occurred in 2016.
SW U-264-Generic-13Dec2012

"I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a
system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person
or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the
best of my knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information,
including the possibility of fines and imprisonment for knowing violations."
Signature
Date 01-20-2017
For questions, contact your local Regional Office:
DWQ Regional Office Contact Information:
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ASHEVII Tx REGIONAL OFFICE FAYETTEVILLE REGIONAL OFFICE MOORESVILLE REGIONAL OFFICE
2090 US Highway 70 225 Green Street 610 East Center Avenue/Suite 301
Swannanoa,NC 28778 Systel Building Suite 714 Mooresville,NC 28115
[phone] Fayetteville,NC 28301-5043 [phone]
[phone]
RALEIGH REGIONAL OFFICE WASHINGTON REGIONAL OFFICE WILMINGTON REGIONAL OFFICE
3800 Barrett Drive 943 Washington Square Mall 127 Cardinal Drive Extension
Raleigh,NC 27609 Washington,NC 27889 Wilmington,NC 28405-2845
[phone] [phone] [phone]
WINSTON-SALEM REGIONAL OFFICE CENTRAL OFFICE
tved Po
585 Waughtown Street 1617 Mail Service Center — --
Winston-Salem,NC 27107 Raleigh,NC 27699-1617 "�v and led
[phone] [phone] _ 1 North Ca�ra►ina's water...=
SW U-264-Generic-13Dec2012

STORMWATER,DISCHARGE OUTFALL (SDO) - Semi-Annual MONITORING FORM
GENERAL PERMIT NO. NCG140000
CERTIFICATE OF COVERAGE NO. NCG140445 SAMPLE COLLECTION YEAR: 2016
FACILITY NAME:North Raleigh Concrete SAMPLING PERIOD: ►1 July-December ❑January-June
PERSON COLLECTING SAMPLES Scott Martino COUNTY Durham
CERTIFIED LABORATORY ConTest Lab#652 PHONE NO.[phone]
Lab# ADD TO LISTSERVE? ►1YES ONO EMAIL:[e-mail]
OPTIONAL INFO:_Dicharging To Class SW-IV-No FLOW 2016 DISCHARGING TO CLASS: OSA ❑HQW ❑PNA ❑Trout P/Other
Part A:Stormwater Monitoring Requirements
Date Sample In Tier 2
Collected pH Event Total Monthly #of Months in Tier
Outfall No. (Standard TSS Duration Rainfall4
(mo/dd/yr OR (mg/L) Monitoring? 2 Sampling2
NO FLOW)1 Units) (minutes) (in) (y/n)
- - 6-92 1002,3 - - - -
1 NO FLOW
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/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.
In Tier 2
Outfall Date Sample pH TPH using method Total Suspended Event Total New Motor Oil Monthl #of Months
No. Collected (Standard 2664A SGT-HEM Solids Duration Rainfall4 Usage y in Tier 2
Units) (mg/L) (mg/L) (minutes) (in) (gal/month) Monitoring? Sampling2
(mo/dd/yr)1 (y/n)
6-92 152 1002,3 - - - - -
HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES AT ANY ONE OUTFALL(INCLUDING VEHICLE MAINTENANCE)? YES ❑NO Ei
HAVE YOU CONTACTED THE REGION? YES ❑NO El
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 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."
f / — 1/20/2017
(Signature of Permittee) (Date)
Permit Date:7/1/2011-60/30/2015 Last Revised 7/13/11
Page 2 of 2