WQCSD0730_NOD-2021-DV-0009_20210218

ROY COOPER
Governor
MICHAEL 5. REGAN
Secretory
S. DANIEL SMITH
Director
NORTH CAROLINA
Environmental Quality
CERTIFIED MAIL #: 7019 1640 0001 3337 7167
RETURN RECEIPT REQUESTED
February 18, 2021
Paul Draovitch, & EH S Senior VP
Duke Energy Carolinas LLC
526 S Chruch St Ec12q
Charlotte, NC 28201-1002
SUBJECT: NOTICE OF DEFICIENCY
Tracking Number: NOD-2021-DV-0009
Sanitary Sewer Overflows - January 2021
Collection System Permit No. WQCSD0730
Riverbend Steam Station
Gaston County
Dear Mr. Draovitch:
A review has been conducted of the self -reported Sanitary Sewer Overflow (SSO) 5-Day Report submitted by
Duke Energy Carolinas LLC. This review has shown the Duke Energy Carolinas LLC to be in violation of the
requirements found in the subject permit and/or North Carolina G.S. 143-215.1(a)(1). The violations that
occurred are summarized below:
Incident Start Duration
Number Date (Mins) Location
Cause
Total Vol
Total Surface
Vol Water
(Gals) (Gals) DWR Action
202100300 1/13/2021 100 Lake Maintenance and Other
High Bay Facility
175 175 Notice of Deficiency
Remedial actions, if not already implemented, should be taken to correct the above noncompliance. Please note
that the Division of Water Resources (DWR) began assessing civil penalties for severe and/or repeat SSOs
starting December 1, 2007. Enforcement decisions are based on volume spilled, volume reaching surface waters,
duration, gravity, impacts to public health, fish kills and other factors.
£DE Q
North Caro,dna Department of EnvnonmQntai Quality I Diusioe of Water Resources
Mooresvoe nevem! Office I €10 East Center Avenue, Suite 301 I Mocresv. e. North Camhue 28115
704{83-1599

If you have any questions, please do not hesitate to contact Michael Meilinger or me with the Water Quality Section
in the Mooresville Regional Office at 704-663-1699 or via email at [e-mail] or
[e-mail].
Sincerely,
DocuSigned by:
`—A14CC681 AF27425...
W. Corey Basinger, Regional Supervisor
Water Quality Regional Operations Section
Mooresville Regional Office
Division of Water Resources, NCDEQ
Cc: Mooresville Regional Office - WQS File
Central Files, Water Quality Section
North CeroEno Department of Environmental Quality I Diusion of Water Resources
Mooresvite Regional Office I €10 East Center Avenue, Sucre 301 I Mooresrib, North Carofrne 28115
704£63-1899