Clean Water Act discharge permit · NPDES IA0032379

PERRY CITY OF STP, Perry, IA: NPDES IA0032379 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MajorDischarger class
12Pollutants under a numeric limit
3Pollutants with an effluent exceedance

PERRY CITY OF STP, held by CITY OF PERRY, holds NPDES permit IA0032379. EPA’s file records it issued October 5, 2005 and expiring October 4, 2010. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	PERRY CITY OF STP
Permittee as filed	CITY OF PERRY
NPDES ID	IA0032379
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Major discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	October 5, 2005
Expiration date	October 4, 2010
Issuing agency	STA
Address	Perry, IA 50220
Subwatershed	Frog Creek-North Raccoon River (HUC 071000061503)
Other EPA IDs (FRS)	ICIS-AIR source IA0000001904900172

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

12Pollutants on file
12Under a numeric limit
7With a violation of any kind
3With 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
Nitrogen, ammonia total [as N]	48	15	11	September 30, 2023	114% over the limit
Coliform, fecal general	2	4	4	April 30, 2020	332% over the limit
Solids, total suspended	9	7	3	December 31, 2021	42% over the limit
BOD, carbonaceous [5 day, 20 C]	9	4	0
pH	5	2	0
Toxicity [acute], Ceriodaphnia dubia	1	1	0
Toxicity [acute], Pimephales promelas [Fathead Minnow]	1	1	0
Oxygen, dissolved [DO]	6	0	0
Solids, Settleable, Net	3	0	0
Solids, settleable	3	0	0
Sludge settleability 30 minute	3	0	0
Mixed liquor	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 IA0032379.

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.

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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 IA0032379 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

This public-records page covers the NPDES IA0032379 Clean Water Act discharge permit held by the CITY OF PERRY for the PERRY CITY OF STP in Perry, IA, which is administratively continued and classed as a Major Discharger. The page lists 12 pollutants on file, of which 3 are under a numeric limit and 3 have an effluent exceedance.