Clean Water Act discharge permit · NPDES IA0025933
ELDORA CITY OF STP, Eldora, IA: NPDES IA0025933 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 13Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
ELDORA CITY OF STP, held by CITY OF ELDORA, holds NPDES permit IA0025933. EPA’s file records it issued September 1, 2014 and expiring August 31, 2019. 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 | ELDORA CITY OF STP |
|---|---|
| Permittee as filed | CITY OF ELDORA |
| NPDES ID | IA0025933 |
| 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 | September 1, 2014 |
| Expiration date | August 31, 2019 |
| Issuing agency | STA |
| Address | Eldora, IA 50627 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Pine Creek-Iowa River (HUC 070802070902) |
| Program components on file | Biosolids, POTW |
| NAICS | 221320 – Sewage Treatment Facilities |
| SIC | 4952 – Sewerage Systems |
| Other EPA IDs (FRS) | RCRA handler IAT200011054 |
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
- 14Pollutants on file
- 13Under a numeric limit
- 7With a violation of any kind
- 0With 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 | 14 | 18 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 4 | 18 | 0 | ||
| Nitrogen, ammonia total [as N] | 48 | 12 | 0 | ||
| pH | 5 | 9 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 4 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 4 | 0 | ||
| E. coli | 0 | 2 | 0 | ||
| Nitrogen, total [as N] | 10 | 0 | 0 | ||
| Phosphorus, total [as P] | 10 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 6 | 0 | 0 | ||
| BOD, 5-day, 20 deg. C | 5 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 5 | 0 | 0 | ||
| Sludge settleability 30 minute | 3 | 0 | 0 | ||
| Mixed liquor | 3 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES IA0025933.
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 IA0025933.
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.
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Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.