NCG060098_DMR_20191213

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NC Division Energy, Mineral, and Land Resources January 2, 2020
Regional Supervisor
450 Hanes Mill Road, Suite 300
Winston-Salem, NC 27105 RECEIVED
RE: Vertellus Greensboro LLC; Permit#: NCG060000 JAN 07 2020
Tier 2 & 3 Notifications DENR-LAND QUALITY
STORMWATER PERMITTING
Dear Ms. Knight:
Attached are results from March outfall monitoring.
Outfall #6 tested out of range for TSS and COD. All other Outfalls and parameters were within the
Benchmarks. The site is evaluating possible causes and will sample again at the next practical
opportunity.
Please feel free to contact me at 336-834-4903 or via email at [e-mail] if you have
any questions regarding this information.
Sincerely,
For, Vertellus Greensboro LLC
Aaron Kramer
EHS Manager, Vertellus LLC
Vertellus
2110 W.Gate City Blvd.
Greensboro,NC 27403
RESPONSIBLE CARE Phone:[phone]
001i COMMITMENT TO SI:STMNAIIIllET
www.vertellus.com

,
SEMI-ANNUAL STORMWATER DISCHARGE MONITORING REPORT
for North Carolina Division of Water Quality General Permit No. NCG060000
Date submitted_1/2/2020
CERTIFICATE OF COVERAGE NO. NCGO6 0098
FACILITY NAME Vertellus Greensboro LLC
COUNTY Guilford
PERSON COLLECTING SAMPLES Aaron Kramer
LABORATORY Meritech Lab Cert.# 165
Part A: Stormwater Benchmarks and Monitoring Results Total event rainfall 1.2" or (l No discharge this period'
Outfall No. Sample Collected, TSS, pH, COD, I 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
01 12/13/2019 38 6.7 66 <5 n/a n/a
02 Representative --- --- n/a n/a
03 Representative --- � --- --- n/a n/a
04 Representative --- --- --- --- n/a n/a
0S 12/13/2019 <3.6 6.6 <15 <5 n/a n/a
06 12/13/2019 1450 7.5 592 <5 n/a n/a
'Only applies to facilities that use/process meats.
'The 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.
°See 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 ® 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.
'The 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.
SWU-249 Last Revised: October 18,2012
Page 1 of 2

'See General Permit text,Table 3, identifying the especially sensitive receiving water classifications where the more protective benchmark applies.
*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 0
REGIONAL OFFICE CONTACT NAME: _Winston Salem Regional Office
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 yinformatio , including the possibility of fines and imprisonment for knowing violations."
• f- 7-C/L. _1/2/2020
(Signature of Permittee) ! (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
Page 2 of 2

1
Meritech, Inc.
Environmental Laboratory
4Laboratory Certification No.165
lam"
lire
Contact: Aaron Kramer Report Date: 12/26/2019
CIient: Vertellus Performance
2110 High Point Rd. Project:2H2019 Stormwater
Greensboro, NC 27403 Date Sample Rcvd: 12/16/2019
Meritech Work Order# 12161904 Sample: Outfall#1 Grab 12/13/19
Parameters Result Analysis Date Reporting Limit Method
COD 66 mg/L 12/16/19 15 mg/L EPA 410.4
Total Suspended Solids 38 mg/L 12/17/19 2.5 mg/L SM 2540 D
Oil&Grease (HEM) <5 mg/L 12/23/19 5 mg/L EPA 1664B
pH 6.7 S.U. 12/13/19 1.0 - 14.0 S.U. SM 4500-HB
Meritech Work Order# 12161905 Sample: Outfall#5 Grab 12/13/19
Parameters Result Analysis Date Reporting Limit Method
COD 97 mg/L 12/16/19 15 mg/L EPA 410.4
Total Suspended Solids <3.6 mg/L 12/17/19 3.6 mg/L SM 2540 D
Oil&Grease(HEM) <5 mg/L 12/23/19 5 mg/L EPA 1664B
pH 6.6 S.U. 12/13/19 1.0- 14.0 S.U. SM 4500-HB
Meritech Work Order# 12161906 Sample: Outfall#6 Grab 12/13/19
Parameters Result Analysis Date Reporting Limit Method
COD 592 mg/L 12/16/19 15 mg/L EPA 410.4
Total Suspended Solids 1450 mg/L 12/17/19 2.5 mg/L SM 2540 D
Oil&Grease(HEM) <5 mg/L 12/23/19 5 mg/L EPA 1664B
pH " 7.5 S.U. 12/13/19 1.0- 14.0 S.U. SM 4500-HB
I hereby certify that!have reviewed and approve these data. �ib�'�1
�La do
oratory Representative
642 Tamco Road,Reidsville,North Carolina 27320
tel.[phone] fax[phone]