Clean Water Act discharge permit · NPDES IA0033103
TOLEDO CITY OF STP, Toledo, IA: NPDES IA0033103 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 15Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
TOLEDO CITY OF STP, held by CITY OF TOLEDO, holds NPDES permit IA0033103. EPA’s file records it issued May 1, 2023 and expiring April 30, 2028. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | TOLEDO CITY OF STP |
|---|---|
| Permittee as filed | CITY OF TOLEDO |
| NPDES ID | IA0033103 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | May 1, 2023 |
| Expiration date | April 30, 2028 |
| Issuing agency | STA |
| Address | Toledo, IA 52342 |
| Subwatershed | Deer Creek (HUC 070802080302) |
| NAICS | 221320 – Sewage Treatment Facilities |
| SIC | 4952 – Sewerage Systems |
| Other EPA IDs (FRS) | ICIS-AIR source IA0000001917100061 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 16Pollutants on file
- 15Under a numeric limit
- 10With a violation of any kind
- 6With 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 | 117 | 113 | July 31, 2021 | 484% over the limit |
| pH | 5 | 30 | 22 | November 30, 2014 | |
| Chlorine, total residual | 8 | 17 | 5 | April 30, 2023 | 147% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 19 | 3 | September 30, 2017 | 55% over the limit |
| Solids, total suspended | 9 | 19 | 1 | January 31, 2022 | 100% over the limit |
| E. coli | 1 | 1 | 1 | September 30, 2016 | 844% over the limit |
| Oxygen, dissolved [DO] | 1 | 5 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 2 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 2 | 0 | ||
| Coliform, fecal general | 0 | 1 | 0 | ||
| Nitrogen, total [as N] | 10 | 0 | 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 | ||
| Cyanide, total [as CN] | 5 | 0 | 0 | ||
| Chloride [as Cl] | 4 | 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 IA0033103.
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 IA0033103 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.