NCG200521 Cover Letter

ROY COOPER
Governor
t„a
MICHAEL S. REGAN
Secretary
WILLIAM E. (TOBY) VINSONJR.
EnergyMinerai& Director
Land Resources
ENVIRONMENTAL QUALITY
July 23, 2018
Mr. Dan Buwalda, Director of Aerospace Operations
Keywell Metals, LLC
1035 Commercial Drive
Matthews, NC 28104
Subject: General Permit No. NCG200000
Keywell Metals, LLC
COC No. NCG200521
Union County
Dear Mr. Buwalda:
In accordance with your application for a discharge permit received on July 5, 2018, 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).
Please take notice that this certificate of coverage is not transferable except upon approval of the
Division of Energy, Mineral, and Land Resources. The Division of Energy, Mineral, and Land
Resources 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 Alaina Morman at telephone number
[phone] or by email alaina.morman(@,nedenr.gov.
Sincerely,
1
for William E. (Toby) Vinson, Jr., Interim Director
Division of Energy, Mineral, and Land Resources
�Nothinq Compares
State of North Carolina I Environmental Quality I Energy. Mineral and Land Resources
512 N. Salisbury Street 11612 Mail Service Center I Raleigh, North Carolina 2 769 9-1612
919 707 9200

cc: Mooresville Regional Office / Z. Khan
Stormwater Program Files
DWR Central Files
Nothing Compares
State of North Carolina I Environmental Quality I Energy, Mineral and Land Resources
512 N. Salisbury Street 11612 Mail Service Center I Raleigh, North Carolina 2 769 9-1612
9197079200