NCG070233_Cover Letter (Signed)_20230606

,. �STAT[y.
ROY COOPER
Governor
ELIZABETH S.BISER
Secretary jE%c:�,.w!°`•..
DOUGLAS R.ANSEL NORTH CAROLINA
InterimDirertor £nvironmentat Quality
June 6, 2023
Corning Incorporated
Attn: Don Hefner
14556 Highway 601 South
Midland,NC 28107
Subject: General Permit No.NCG070000
Corning Incorporated,Concord
Facility
COC No. NCG070233
Cabarrus County
Dear Don Hefner:
In accordance with your application for a discharge permit received on May 3, 2022,we are
forwarding herewith the subject certificate of coverage (COC) to discharge under the subject state-
NPDES general permit. This permit-is-issued-pursuant-to-the-requirements-of-North-Carolina -
General Statute 143-215.1 and the Memorandum of Agreement between North Carolina and the US
Environmental Protection Agency dated October 15,2007 (or as subsequently amended).
In order to comply with the conditions of NCG070000 to which you are now subject,you are
required to do the following:
➢ Develop and Implement a SWPPP within 12 months of permit issuance.
➢ Download and print a copy of the NCG070000 Permit from the General Permits page on the
NPDES Industrial Stormwater Program web site,which can be reached by typing
"deq.nc.gov/SW-industrial"into your browser and hitting enter.
➢ When you receive an invoice for your annual permit fee each year,pay it promptly.
Electronic payment is convenient and quick,you can access the ePayment web site by
typing"deq.nc.gov/SW-ePayments"into your browser and hitting enter.
➢ If you have not already enrolled in electronic Data Monitoring Reports (eDMR),view the six
step process and complete the registration by typing"deq.nc.gov/SW-eDMR" into your
browser and hitting enter.
➢ Keep information about your facility name, ownership,legally responsible person,address,
and stormwater outfalls up to date. See the Industrial Stormwater Program web site for
instructions.
➢ Per the monitoring requirements of the newly renewed General Permit NCG070000,
permittees will have a grace period from analytical monitoring until the start of Quarter 1
(January 1-March 31) 2024. Qualitative monitoring shall be conducted as usual.
D ��� North Carolina Department of.Environmental Quality I Division of Energy,lwneral'and Land Resources
512 North Salisbury Street 116t2 Mail Service Center I Raleigh.North Carolina 27699-1612
O4lH LCARMA
919:7079200

Please take notice that this certificate of coverage is not transferable except upon approval from the
Division of Energy, Mineral, and Land Resources(Division). The Division may require modification
or revocation and reissuance of the certificate of coverage.
This permit does not affect the legal requirements to obtain other permits which may be required
by the Division of Water Resources,the Coastal Area Management Act,or any other federal or local
government permit that may be required.
If you have any questions concerning this permit,please contact Brittany Cook at(919) 707-3648
or by email at brittany.cookOncdenr.gov.
Sincerely,
for Douglas R.Ansel, Interim Director
Division of Energy, Mineral,and Land Resources
cc: Mooresville Regional Office/Z. Kahn
North Carolina Department of Environmental Quality I Division of Energy.Mineral and Land Resources
..�D E 512 North Salisbury Street 116i2 Mail Service Center I Raleigh,North Carolina 2769 9-1612
., — 4� 919707.9200