Clean Water Act discharge permit · NPDES SD0020320

WEBSTER, CITY OF, Webster, City Of, SD: NPDES SD0020320 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
1Pollutants with an effluent exceedance

WEBSTER, CITY OF, held by WEBSTER - CITY OF, holds NPDES permit SD0020320, which discharges to Unnamed Wetland. EPA’s file records it issued December 1, 2005 and expiring December 31, 2010. 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	WEBSTER, CITY OF
Permittee as filed	WEBSTER - CITY OF
NPDES ID	SD0020320
Permit status	Effective
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	December 1, 2005
Expiration date	December 31, 2010
Address	Webster, City Of, SD 57274
Receiving water	UNNAMED WETLAND
Subwatershed	South Waubay Lake (HUC 101702010204)
Program components on file	POTW, Pretreatment
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

9Pollutants on file
0Under a numeric limit
9With a violation of any kind
1With 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	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
BOD, 5-day, 20 deg. C	49	1	May 31, 1995	23% over the limit
Solids, total suspended	48	0
Flow rate	40	0
pH	34	0
Phosphorus, total [as P]	18	0
Temperature, water deg. centigrade	2	0
Nitrogen, ammonia total [as N]	2	0
Coliform, fecal general	2	0
Flow	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 SD0020320.

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 SD0020320 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 NPDES discharge permit SD0020320 held by WEBSTER - CITY OF in Webster, City Of, SD, with its status shown as Effective and its permit type as an individual permit for a minor discharger. The page lists the permit's issue date of December 1, 2005, its expiration date of December 31, 2010, and its receiving water as UNNAMED WETLAND within the South Waubay Lake subwatershed (HUC 101702010204). Pollutant figures on file are 0 under a numeric limit class, 1 pollutant with an effluent exceedance, and 9 pollutants on the effluent limits list.