NCG090007 DMR SW (3)

Semi-annual Stormwater Discharge Monitoring Report
for North Carolina Division of Water Quality General Permit No. NCG090000
Date submitted: 5/26/2016
CERTIFICATE OF COVERAGE NO. NCG090007 SAMPLE COLLECTION YEAR 2016
FACILITY NAME Sherwin Williams SAMPLE PERIOD /1 Jan-June ❑July-Dec
COUNTY Guilford or ❑ Monthly' (month)
PERSON COLLECTING SAMPLES Justin Sergent RECOV tr..TO CLASS LIORW ❑HQW ❑Trout ❑PNA
LABORATORY R&A Labs Lab Cert.# 34 ❑Zero-flow ❑Water Supply OSA
Comments on sample collection or analysis: JUN 0 6 2016 ❑Other
CENTRAL FILES PLEASE REMEMBER TO SIGN ON THE REVERSE --)
DWR SECTIO!
Part A: Stormwater Benchmarks and Monitoring Results
n No discharge this period?2
Date Sample 24-hour rainfall
Outfall No. 1
Collected amount,
(mo/dd/yr) Inches3 Total Cadmium Total Chromium Total Lead
Benchmarks===> _ - 0.001 mg/L 1.0 mg/L 0.03 mg/L
1 4/22/2016 0.40 <0.002 mg/I <0.002 mg/I 0.005 mg/I
1 Monthly sampling (instead of semi-annual) must begin with the second consecutive benchmark exceedance for the same parameter at the same outfall.
2 For sampling periods with no discharge at any single outfall,you must still submit this discharge monitoring report with a checkmark here.
3The total precipitation must be recorded using data from an on-site rain gauge. Unattended sites may be eligible for a waiver of the rain gauge requirement.
Note: Results must be reported in numerical format. Do not report Below Detection Limit, BDL,<PQL, Non-detect, ND, or other similar non-numerical
format. When results are below the applicable limits,they must be reported in the format, "<XX mg/L",where XX is the numerical value of the detection
limit, reporting limit, etc. in mg/L. .
Note: If you report a sample value in excess of the benchmark, you must implement Tier 1, Tier 2, or Tier 3 responses. See General Permit text.
Permit Date: 11/1/2012-10/31/2017 SWU-255, last revised 10/25/2012
Page 1 of 2

Part B: Vehicle Maintenance Area Monitoring Results: only for facilities averaging> 55 gal of new oil per month.
n No discharge this period?2
Date Sample 24-hour rainfall
Outfall No. ,Collected'' amount, Non-polar O&G/TPH by
(mo/dd/yr) Inches3 EPA 1664(SGT-HEM) Total Suspended Solids pH
Benchmarks===> _ - 15 mg/L 100 mg/L or 50 mg/L* 6.0—9.0 SU
Footnotes from Part A also apply to this Part B
*See General Permit text,Table 5,identifying the especially sensitive receiving water classifications where the more protective benchmark applies.
Note: If you report a sample value in excess of the benchmark, you must implement Tier 1, Tier 2, or Tier 3 responses. See General Permit text.
FOR PART A AND PART B MONITORING RESULTS:
• A BENCHMARK EXCEEDANCE TRIGGERS TIER 1 REQUIREMENTS. SEE PERMIT PART II SECTION B.
• 2 EXCEEDANCES IN A ROW FOR THE SAME PARAMETER AT THE SAME OUTFALL TRIGGER TIER 2 REQUIREMENTS. SEE PERMIT PART II SECTION B.
• TIER 3: HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES FOR THE SAME PARAMETER AT ANY ONE OUTFALL? YES ❑ NO❑
IF YES, HAVE YOU CONTACTED THE DWQ REGIONAL OFFICE? YES ❑NO❑
REGIONAL OFFICE CONTACT NAME:
Mail an original and one copy of this DMR, including all"No Discharge"reports, within 30 days of receipt of the lab results(or at end of monitoring period
in the case of"No Discharge"reports)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."
ickut.....
.....-- 5-'31-(G
\Signat e of Permittee) () (Date)
Per ate:11/1/2012-10/31/2017 SWU-255, last revised 10/25/2012
Page 2 of 2

THE SHERWIN WILLIAMS COMPANY
May 26, 2016
Central Files
Division of Water Quality
1617 Mail.Service Center
Raleigh, NC 27699-1617
Subject: Storm water monitoring and analysis
Dear Sir or Madam:
Please find enclosed one copy of each of the semi-annual stormwater Qualitative
monitoring reports as well as the quantitative reports for samples taken during these
observations.
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.
Best regards,
' 'Sas,
nn Shagena
Plant Manager
1025 HOWARD STREET • GREENSBORO, NC • 27403
PHONE [phone]

RESEARCh ANALYTICAL Report of Analysis
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NC. 5/10/2016
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Client Sample ID: Outfall#1 Lab Sample ID: 18101-01
Site: The Sherwin Williams Company Collection Date: 4/22/2016 9.45
Parameter Method Result Units Rep Limit Analyst Analysis Date/Time
Cadmium,Total EPA 200.7 <0.002 mg/L 0 002 KL 5/5/2016
Chromium,Total EPA 200.7 <0.005 mg/L 0 005 KL 5/5/2016
Lead,Total EPA 200.7 0.005 mg/L 0.005 KL 5/5/2016
NA=not analyzed
P 0 Box 473 106 Short Street Kernersville, North Carolina 27284 Tel [phone] Fax [phone] www randalabs corn Page 1
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