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Clean Water Act discharge permit · NPDES IA0022276

MINGO CITY OF STP, Mingo, IA: NPDES IA0022276 discharge permit, effluent exceedances, inspections, penalties

MINGO CITY OF STP, held by CITY OF MINGO, holds NPDES permit IA0022276. EPA’s file records it issued January 1, 2021 and expiring December 31, 2025. 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 filedMINGO CITY OF STP
Permittee as filedCITY OF MINGO
NPDES IDIA0022276
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedJanuary 1, 2021
Expiration dateDecember 31, 2025
Issuing agencySTA
AddressMingo, IA 50168
Receiving water impaired303(D) Listed
SubwatershedByers Branch-Indian Creek (HUC 070801050804)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
pH283August 31, 2025
Solids, total suspended541December 31, 202111% over the limit
BOD, carbonaceous [5 day, 20 C]530
E. coli300
Depth of pond or reservoir in feet300

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES IA0022276.

Inspections

EPA’s inspection file holds no inspection for NPDES IA0022276.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES IA0022276.

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 IA0022276 there.

Nearby on the register

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

What this page shows

This public-records page covers NPDES permit IA0022276, held by CITY OF MINGO for MINGO CITY OF STP in Mingo, IA, a publicly owned treatment works that is an administratively continued minor discharger. The page lists 5 pollutants on file, of which 3 are under a numeric limit and 2 have an effluent exceedance, with the permit's issue date of January 1, 2021 and expiration date of December 31, 2025 noted.