Clean Water Act discharge permit · NPDES SD0020401

WINNER, CITY OF, Winner, SD: NPDES SD0020401 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
7Pollutants under a numeric limit
4Pollutants with an effluent exceedance

WINNER, CITY OF, held by Winner, City of, holds NPDES permit SD0020401, which discharges to 1/2 Mile To Dog Ear Creek. EPA’s file records it issued October 17, 2008 and expiring December 31, 2013. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	WINNER, CITY OF
Permittee as filed	Winner, City of
NPDES ID	SD0020401
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	October 17, 2008
Expiration date	December 31, 2013
Issuing agency	SDDENR
Address	Winner, SD 57580
Receiving water	1/2 MILE TO DOG EAR CREEK
Subwatershed	City of Winner-Dog Ear Creek (HUC 101402040803)
NAICS	221320 – Sewage Treatment Facilities
SIC	4952 – Sewerage Systems

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

13Pollutants on file
7Under a numeric limit
13With a violation of any kind
4With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
pH	2	133	17	January 31, 2002
BOD, 5-day, 20 deg. C	2	181	14	May 31, 2024	53% over the limit
Solids, total suspended	2	171	4	May 31, 2024	12% over the limit
Nitrogen, ammonia total [as N]	0	5	1	October 31, 2019	6% over the limit
Flow, in conduit or thru treatment plant	0	96	0
Temperature, water deg. centigrade	2	29	0
Flow rate	2	28	0
Flow, total	0	7	0
E. coli, colony forming units [CFU]	0	5	0
Flow, total	1	3	0
Duration of discharge	1	3	0
Duration	0	1	0
Flowing, Receiving Stream	0	1	0

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES SD0020401.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID SD0020401 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

This public-records page covers the Clean Water Act discharge permit NPDES SD0020401, held by Winner, City of in Winner, SD, which discharges to 1/2 Mile To Dog Ear Creek. The permit is administratively continued and is classed as a Minor Discharger, with 4 pollutants under a numeric limit and 4 pollutants with an effluent exceedance recorded in the facts. The permit was issued October 17, 2008 and expired December 31, 2013, with status as of October 14, 2026.