Clean Water Act discharge permit · NPDES IA0021563
FOREST CITY CITY OF STP, Forest City, IA: NPDES IA0021563 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 13Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
FOREST CITY CITY OF STP, held by CITY OF FOREST CITY, holds NPDES permit IA0021563. EPA’s file records it issued May 1, 2020 and expiring April 30, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | FOREST CITY CITY OF STP |
|---|---|
| Permittee as filed | CITY OF FOREST CITY |
| NPDES ID | IA0021563 |
| 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 | May 1, 2020 |
| Expiration date | April 30, 2025 |
| Issuing agency | STA |
| Address | Forest City, IA 50436 |
| Subwatershed | Mallard Marsh-Winnebago River (HUC 070802030109) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 13Pollutants on file
- 13Under a numeric limit
- 8With a violation of any kind
- 2With 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 | 1 | 1 | July 31, 2025 | 113% over the limit |
| Copper, total [as Cu] | 4 | 1 | 1 | August 31, 2025 | 7% over the limit |
| Solids, total suspended | 9 | 8 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 4 | 8 | 0 | ||
| Nitrogen, total [as N] | 7 | 4 | 0 | ||
| pH | 5 | 4 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 4 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 1 | 0 | ||
| Phosphorus, total [as P] | 10 | 0 | 0 | ||
| BOD, 5-day, 20 deg. C | 5 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 5 | 0 | 0 | ||
| E. coli | 1 | 0 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 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 IA0021563.
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 IA0021563 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.