NCG080984_2021 DMR_20210616

DukeHealth
June 14, 2021
NC DEQ DEMLR
Industrial Stormwater Program
3800 Barrett Drive
Raleigh NC 27609
Occupational and Environmental Safety Office
BOX #3914 DUHS, Durham, NC 27714
TELEPHONE [phone]
FAX [phone]
Re: Duke University Transportation Maintenance Garage
Stormwater Tier 2 Monthly Discharge Monitoring Report for SD02
Permit NCG 080000
Certificate of Coverage NCG 080984
Dear Reporting Section:
Please End attached the May 2021 monthly stormwater Discharge Monitoring Report for SD02 at
the Duke University Transportation Maintenance Garage. An analytical sample was acquired from
SD02 on 5/3/2021 with results demonstrating pH and total suspended solids within and below the
established benchmark parameters, respectively, and one exceedance for Oil and Grease. The facility
remains in Tier 1 for SDO1 for Oil and Grease and Tier 2 for SD02 for Total Suspended Solids.
Site supervisors will receive stormwater pollution prevention training prior to 07/15/202I .
Stormwater inspections of the site were implemented in May 2021 and will continue to take place
monthly
Duke University remains committed to meeting all requirements as outlined in the permit and please
feel free to contact me with any questions.
NgMl, signed by Wesley SelOer
OK M-Wesley Sekjkc o�Ouke Vniv mty,
Wesley S e i g I e r °ubSO'em il�[e-mail],
Odle: 3o21.06.1415:05:30 04,0D,
Wesley Seigler, MEERM, CHMM
Duke UniversityjDuke University Health System
Safety & Health Specialist III
Occupational & Environmental Safety Office
Environmental Programs Division
0-[phone]IC-[phone]

NCDEQ Division of Energy, Mineral and Land Resources
5tormwater Discharge Monitoring Report (DMR) Form for NCGO$0W4
Transit and Transportation
Click here for instructions
Complete, sign, scan and submit the DMR via the Storm water NPDES Permit Data Monitori ng Report DMR U oload form within
30 days of receiving sampling results. Mail the original, signed hard copy of the DMR to the appropriate DEMLR Regional Office.
Certificate of Coverage No. NCG08 0984
Person Collecting Samples: Charlotte Dawn
Facility Name: Duke University - Transportation Maintenance Garage
Laboratory Name: N/A
Facility County: Durham
Laboratory Cert. No.: N/A
Discharge during this period:
❑
Yes
❑J
No (rf no. skip to signature and date)
Has your facility implemented mandatory Tier response actions this sample period for any benchmark exceedances? J❑ Yes ❑ No
If so, which Tier (I, II, or III)? Tier Il at SD02'
A copy of this DMR has been uploaded electronically via htt s: edocs.de .nc.gov/Forrn sSW-DMR 0 Yes ❑ No
Date Uploaded: 06/16/2021
Part A: Vehicle & Equipment Maintenance Areas— Benchmarks in (Red)
Parameter
Code
Parameter
Outfall SD01
Outfali 51302
Outfall
Outfall
Outfall
N/A
Receiving Stream Class
WS-IV/ NSW
WS-IV/NSW
N/A
Date Sample Collected MM/DD/YYYY
NIA
05/03/2021
46529
24-Hour Rainfall in inches
N/A
0.02
C0530
TSS in mg/L (100 or 50")
N/A
72
00552
Non -Polar Oil & Grease in mg/L (15)
NIA
210
00400
pH in standard units (6.0 — 9.0)
N/A
6.98
NCOIL
Estimated New Motor/Hydraulic Oil
Usage in al/month
90*
90*
Part B. Oil/Water Separators and Secondary Containments Areas at Bulk Stations & Terminals — Benchmarks in
Parameter
Code
Parameter
Outfall
Outfall Outfall
Outfall
Outfall
N/A
Receiving Stream Class
N/A
Date Sample Collected MM/DD/YYYY
46529
24-Hour Rainfall in inches
C0530
T55 in mg/L (100 or 50*)
00552
Non -Polar Oil & Grease in mg/L (15)
00400
pH in standard units (6.0 — 9.0)
* OutfaUs to Outstanding Resource Waters (0RW), High Quality Waters (HQW), Trout Waters (Tr) and Primary Nursery Areas (PNA)
have a benchmark T55 limit of 50 mg/L. All other water classifications have a benchmark of
Notes (optional .- Way 2021 Monthly DMR! Tier 11 is being implemented at S002 for TSS & Tier I is being implemented at SDo1 for Oil & Greaw_1 90 gallons of motor oil use for entire facility.
"I certify by my signature below, 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."
June 15, 2021
Signature of Permittee or Delegated Authorized Individual Date
Email Address [e-mail] Phone Number 919-684-2794