NCG020160 DMR SW (Letter)

..._____
Uulcun
Materials Company Via FedEx
September 25,2014
Mr. Matthew Gantt, P.E.
Regional Engineer
NCDENR-LQS
585 Waughtown Street
Winston-Salem,N.C.27107
RE: Vulcan Construction Materials,L.P.
N.Wilkesboro-115 Quarry
Water Permit No. NCG020160
Tier One Notice for Outfall 013
Dear Mr.Gantt,
In accordance with NPDES General Permit No. NCG020000,Vulcan Materials Company(Vulcan)is
submitting the required documentation per Section B:Stormwater Discharge:Analytical monitoring
Requirements for(Tier One).
We respectfully submit the following information regarding our stormwater discharge outfall 013:
1. August 20,2014 Vulcan received sampling results from our lab.
2. August 26,2014 Vulcan conducted a stormwater management inspection of outfall 013
facility.
3. Vulcan's findings were unknown to the causes of the benchmark value exceedence.
4. September 11,2014 Vulcan implemented water treatment to the pond and re-routed some
of the drainage to the pond to the pit.
5. Record of Tier One Response:
a. On August 11,2014,benchmark exceedences were
TSS of 143 mg/I and a Turbidity of 204 NTU.
b. August 26,2014 was the inspection date.
c. Philip Phibbs,General Superintendent of Vulcan conducted the inspection.
d. Actions selected were water treatment and re-routing some of the drainage area to
the pit.
e. September 11,2014 actions were implemented on site.
Should you have further questions regarding this matter,please do not hesitate to call.
20 Sincerely,
T ny Jo on
Environmental Engineer
cc: Philip Phibbs
James Bear
Attachment
CHARLOTTE REGIONAL OFFICE•VULCAN CONSTRUCTION MATERIALS,LP
11020 DAVID TAYLOR DRIVE#105•CHARLOTTE,NC 28262•TELEPHONE [phone]•FAX [phone]