Clean Water Act discharge permit · NPDES IA0057754
AGENCY CITY OF STP, Agency, IA: NPDES IA0057754 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
AGENCY CITY OF STP, held by CITY OF AGENCY, holds NPDES permit IA0057754. EPA’s file records it issued August 27, 2001 and expiring August 26, 2006. 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 | AGENCY CITY OF STP |
|---|---|
| Permittee as filed | CITY OF AGENCY |
| NPDES ID | IA0057754 |
| 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 | August 27, 2001 |
| Expiration date | August 26, 2006 |
| Issuing agency | STA |
| Address | Agency, IA 52530 |
| Subwatershed | Buckeye Creek (HUC 070801070603) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 5Pollutants on file
- 5Under a numeric limit
- 3With 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 |
|---|---|---|---|---|---|
| BOD, carbonaceous [5 day, 20 C] | 9 | 54 | 41 | November 30, 2025 | 2,759% over the limit |
| pH | 5 | 37 | 35 | November 30, 2023 | |
| Solids, total suspended | 9 | 24 | 6 | January 31, 2025 | 2,188% over the limit |
| Oxygen, dissolved [DO] | 3 | 0 | 0 | ||
| Solids, settleable | 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 IA0057754.
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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- One watershed — $2,990/year
- One state — $4,990/year
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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 IA0057754 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.