Clean Water Act discharge permit · NPDES IA0062812
WALLINGFORD CITY OF STP, Wallingford, IA: NPDES IA0062812 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
WALLINGFORD CITY OF STP, held by CITY OF WALLINGFORD, holds NPDES permit IA0062812. EPA’s file records it issued April 1, 2018 and expiring March 31, 2023. 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 | WALLINGFORD CITY OF STP |
|---|---|
| Permittee as filed | CITY OF WALLINGFORD |
| NPDES ID | IA0062812 |
| 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 | April 1, 2018 |
| Expiration date | March 31, 2023 |
| Issuing agency | STA |
| Address | Wallingford, IA 51365 |
| Subwatershed | Drainage Ditch 151-Des Moines River (HUC 071000020401) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 8Pollutants on file
- 8Under a numeric limit
- 4With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 5 | 8 | 3 | June 30, 2013 | 38% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 5 | 3 | 0 | ||
| pH | 2 | 2 | 0 | ||
| Annual Nitrate Nitrogen Discharged | 1 | 2 | 0 | ||
| Nitrogen, nitrate total [as N] | 5 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 3 | 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 IA0062812.
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 IA0062812 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.