NCG060040 DMR SW (3)

MOUM' ,VERNON
PASSION- F O 11 .' E RF'E C T I O N.
CHEMICALS , LLC
2001 Willow Springs Lane, Burlington, North Carolina 27215,PHONE [phone] FAX [phone]
June 25, 2015 RECtEIVED
JUN 292015
Central Files CENTRAL FILES
Division of Water Quality DWP SECTION
1617 Mail Service Center
Raleigh, NC 27699-1617
Re: 2015 Semi-Annual NPDES Stormwater Report
General Permit: NCG060000
COC No: NCG`0T600_,4 .1
Mount Vernon Chemicals, LLC /Apollo Chemical — Burlington Facility
2001 Willow Springs Lane
Burlington, NC 27215
Enclosed are the original and a copy of the stormwater monitoring results for the first half of
2015 for our Willow Springs Lane facility Our four stormwater outfalls were sampled during a
significant rain event (documentation is attached) On-site measurement of pH was conducted
at Apollo Chemical at the time of sampling. The samples were sent to Meritech, Inc. (Lab
Certification No: 165) for analysis The samples were tested for TSS, COD, and Oil & Grease.
The Meritech report is appended. Our"Stormwater discharge outfall monitoring report" which
includes pH results, is also appended.
If you need additional information, please contact me.
Sincerely,
Mount Vernon Chemicals, LLC/Apollo Chemical
Gary S. Dagenhart, Ph.D.
Technical Director
gdagenhart(a�apollochemical.com
Phone [phone]
Copy Plant Managers, Regulatory File, Corporate Director Environmental Affairs
Apollo Chemical
2001 Willow Springs Lane, Burlington, North Carolina 27215
Tel [phone] Fax [phone]
www apollochemical com

SEMI-ANNUAL STORMWATER DISCHARGE MONITORING REPORT •
for North Carolina Division of Water Quality General Permit No. NCG060000
Date submitted 6/25/2015
CERTIFICATE OF COVERAGE NO. NCG060040 SAMPLE COLLECTION YEAR January-June 2015
FACILITY NAME Mount Vernon Chemicals, LLC dba Apollo Chemical FACILITY ACTIVITIES INCLUDE (check all that apply):
COUNTY Alamance ❑ use/process meats ❑ use animal fats/byproducts
PERSON COLLECTING SAMPLES Shawn Rudison DISCHARGING TO SALTWATERS? OYES X NO
LABORATORY Meritech, Inc Lab Cert.#165
PLEASE REMEMBER TO SIGN ON THE REVERSE 4
Part A: Stormwater Benchmarks and Monitoring Results Total event rainfall 20.18 inches or ❑ No discharge this period3
Outfall No. Sample Collected, TSS, pH, COD, Oil and Grease, Fecal Coliform'', Enterococci',
mo/dd/yr mg/L Standard units mg/L mg/L Colonies per 100 ml Colonies per 100 ml
Benchmark - 100 or 504 Within 6.0—9.0 120 30 1000 500
SDO-1 6/1/2015 3 6.4 62 <5 N/A N/A
SDO-2 6/1/2015 28 6.8 94 <5 N/A N/A
SDO-3 6/1/2015 319 6.7 69 <5 N/A N/A
SDO-4 6/1/2015 12 6.0 87 <5 N/A N/A
1 Only applies to facilities that use/process meats.
2The total precipitation must be recorded using data from an on-site rain gauge.
3 For sampling periods with no discharge at any outfalls.You must still submit this discharge monitoring report with a checkmark here.
4See General Permit text,Table 3, identifying the especially sensitive receiving water classifications where the more protective benchmark applies.
Did this facility perform Vehicle Maintenance Activities using more than 55 gallons of new motor oil per month? yes X no (if yes, complete Part B)
Part B:Vehicle Maintenance Area Monitoring Results: only for facilities averaging>55 gal of new motor oil/month.
Outfall No. Sample Collected, Oil and Grease, TSS, pH, New Motor Oil Usage,
mo/dd/yr mg/L mg/L Standard units Annual average gal/mo
Benchmark - 30 100 or 504 6.0—9.0 -
'Only applies to facilities that use/process meats.
2The total precipitation must be recorded using data from an on-site rain gauge.
3 For sampling periods with no discharge at any outfalls,you must still submit this discharge monitoring report with a checkmark here.
4See General Permit text,Table 3, identifying the especially sensitive receiving water classifications where the more protective benchmark applies.
SWU-249 Last Revised: October 18,2012
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*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, NC 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."
GS C125 bx 15
(Signature of Permtee) (Date)
Additional copies of this form may be downloaded at: http://portal.ncdenr.org/web/wq/ws/su/npdessw#tab-4
SWU-249 Last Revised- October 18,2012
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