Clean Water Act discharge permit · NPDES IA0036129

SUTHERLAND CITY OF STP, Sutherland, IA: NPDES IA0036129 discharge permit, effluent exceedances, inspections, penalties

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

SUTHERLAND CITY OF STP, held by CITY OF SUTHERLAND, holds NPDES permit IA0036129. EPA’s file records it issued March 1, 2017 and expiring February 28, 2022. 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	SUTHERLAND CITY OF STP
Permittee as filed	CITY OF SUTHERLAND
NPDES ID	IA0036129
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	March 1, 2017
Expiration date	February 28, 2022
Issuing agency	STA
Address	Sutherland, IA 51058
Subwatershed	Waterman Creek (HUC 102300031004)
NAICS	221320 – Sewage Treatment Facilities
SIC	4952 – Sewerage Systems
Other EPA IDs (FRS)	RCRA handler IAP000001083

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

8Pollutants on file
7Under a numeric limit
5With 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
Flow, in conduit or thru treatment plant	0	127	126	June 30, 2011	1,078% over the limit
pH	2	30	25	August 31, 2024
BOD, carbonaceous [5 day, 20 C]	5	11	7	April 30, 2006	48% over the limit
Solids, total suspended	5	7	3	August 31, 2005	50% over the limit
Chloride [as Cl]	5	6	0
Nitrogen, ammonia total [as N]	5	0	0
E. coli	3	0	0
Depth of pond or reservoir in feet	3	0	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 IA0036129.

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 IA0036129 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES IA0036129 for SUTHERLAND CITY OF STP in Sutherland, IA, held by CITY OF SUTHERLAND, a publicly owned treatment works classed as a minor discharger in the Waterman Creek (HUC 102300031004) subwatershed. The permit is listed as administratively continued, with 7 pollutants under a numeric limit and 4 pollutants with an effluent exceedance.