NCS000494_SWMP Approval_20230405

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ROY COOPER
A
Governor
ELIZABETH S.BISER M
Secretary
DOUGLAS R.ANSEL NORTH CAROLINA
Interim Director Environmental Quality
April 5, 2023
CERTIFIED MAIL 7022 0410 0002 1249 7500
RETURN RECEIPT REQUESTED
Town of Lewisville
Attn: Hank Perkins, Town Manager
Post Office Box 547
Lewisville,North Carolina 27023
I
Subject: Letter of NCDEQ Concurrence
Town of Lewisville Draft SWMP
NPDES MS4 Permit No.NCS000494
Forsyth County
Dear Mr. Perkins:
NCDEQ staff have reviewed the Draft SWMP submittal and concur with the outlined program
provided that the following comments be addressed in a final Draft SWMP submittal,to be
provided to DEQ within thirty(30)calendar days of receipt of this letter to continue with the
renewal process.
Specific Comments
1. A BMP for permit requirement 2.1.1 is not present in the SWMP.
a. Consider a documented analysis to confirm that the program is adequately funded and
staffed to take place permit year 1. With an annual reporting metric of
adequate/inadequate.
2. A BMP for permit requirement 2.2.2 is not present in the SWMP.
a. Consider a measurable goal to create all required written procedures for permit year 1
with a reporting metric of yes/no.
b. Consider a measurable goal to review all written programs and update as need for permit
years 2-5 with an annual reporting metric of yes/no.
3. BMP 17 should have reporting metrics which include number of reports received,number of
investigations and number of illicit discharges identified (you already have the last one.)
4. BMPs 37.2 and 37.3 should have a reporting metric which includes a percentage.
D_E Q�� North Carolina Department of Environmental Quality I Division of Energy,Mineral and Land Resources
512 North Salisbury Street 11612 Mail Service Center I Raleigh,North Carolina 2 76 9 9-1612
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919.707.9200 '
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Letter of Concurrence
Town of Lewisville
April 5, 2023
For final approval,the revised Draft SWMP submittal must include a scanned pdf sent to the below listed
email, and a hard copy with a certifying statement and original"wet"signature by the Town's ranking
elected official or designated Town staff member in compliance with Part IV, Paragraph G of the current
MS4 Permit. Please submit the revised S WMP to:
DEQ-DEMLR Stormwater Program
Attn: Isaiah Reed
1612 Mail Service Center
Raleigh,NC 27699-1612 j
I
And electronically to:
Isaiah.ree&.ncdenr.gov
Thank you for your prompt attention to this matter. Should you have any questions, please contact me at
(828)296-461 orat Isaiah.reed ncdenr. ov.
Sincere '
`l-S=
Isaiah Reed, PE, CPSWQ, MS4CE I
MS4 Program Coordinator
North Carolina Department of Environmental Quality
cc: DEMLR NPDES MS4 Permit Laserfiche File
planner@lewivill enc.net
lsaiah.reedPncdenr.gov
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