NC0038377_Other Agency Documents_20230912 (2)

ROY COOPER
Governor
ELIZABETH S. BISER
Secretary
S. DANIEL SMITH
Director
February 160, 2022
Tom Copolo
Mayo Steam Plant
10660 Boston Road
Roxboro, NC 27574
NORTH CAROLINA
Environmmtai Quality
Subject: Review of Duke Energy's Mayo Steam Electric Plant 316 (b) Submittal
(NC0038377).
Dear Mr. Copolo:
Thank you for your submission of the aforementioned document. Based on our review of the
data provided to us it appears the facility is in compliance with rules for eliminating and
minimizing intake impingement and entrainment by use of the Closed -Cycle Recirculating
System (CCRS).
If you have any questions regarding these comments, please do not hesitate to contact me.
Sincerely,
e�
Chris hnson
Chief, Water Sciences Section
Cc: Scott Vinson, Raleigh Regional Office
Sergei Chemikov, Complex Permitting Unit
Q�R
North Carolina Department of Environmental Quality I Division of water Resources I Blo Lab
4401 Reedy Creek Road 1 1621 Mail Service Center I Raleigh North Carolina 27699-1621
919.743.WO