Clean Water Act discharge permit · NPDES IA0035891
VINTON CITY OF STP, Vinton, IA: NPDES IA0035891 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 13Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
VINTON CITY OF STP, held by CITY OF VINTON, holds NPDES permit IA0035891. EPA’s file records it issued July 1, 2020 and expiring June 30, 2025. 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 | VINTON CITY OF STP |
|---|---|
| Permittee as filed | CITY OF VINTON |
| NPDES ID | IA0035891 |
| 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 | July 1, 2020 |
| Expiration date | June 30, 2025 |
| Issuing agency | STA |
| Address | Vinton, IA 52349 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Mud Creek (HUC 070802051104) |
| Program components on file | Biosolids, POTW |
| NAICS | 221320 – Sewage Treatment Facilities |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 14Pollutants on file
- 13Under a numeric limit
- 11With a violation of any kind
- 9With 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 | 9 | 78 | 62 | August 31, 2024 | 888% over the limit |
| Copper, total [as Cu] | 4 | 69 | 57 | April 30, 2026 | 1,922% over the limit |
| Nitrogen, ammonia total [as N] | 48 | 34 | 12 | May 31, 2026 | 213% over the limit |
| Coliform, fecal general | 0 | 6 | 5 | October 31, 2012 | 665% over the limit |
| Oxygen, dissolved [DO] | 1 | 13 | 3 | October 31, 2023 | 86% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 18 | 2 | March 31, 2010 | 127% over the limit |
| pH | 5 | 9 | 1 | April 30, 2006 | |
| Nitrogen, total [as N] | 7 | 7 | 1 | August 31, 2023 | 31% over the limit |
| E. coli | 1 | 3 | 1 | October 31, 2022 | 59% over the limit |
| Toxicity [acute], Ceriodaphnia dubia | 1 | 6 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 6 | 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 |
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 IA0035891.
Inspections
EPA’s inspection file holds no inspection for NPDES IA0035891.
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES IA0035891.
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 IA0035891 there.
VINTON CITY OF STP, Vinton, Iowa: Individual permit IA0035891, held by CITY OF VINTON; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued July 1, 2020, term to June 30, 2025, by STA; Sewage Treatment Facilities.
3 of the 14 pollutants listed for NPDES IA0035891 have no violation or effluent exceedance.
- Solids, total suspended: 9 limits, 78 violations of any kind, 62 effluent exceedances, latest August 31, 2024, largest 888% over the limit.
- Copper, total [as Cu]: 4 limits, 69 violations of any kind, 57 effluent exceedances, latest April 30, 2026, largest 1,922% over the limit.
- Nitrogen, ammonia total [as N]: 48 limits, 34 violations of any kind, 12 effluent exceedances, latest May 31, 2026, largest 213% over the limit.
- Coliform, fecal general: 0 limits, 6 violations of any kind, 5 effluent exceedances, latest October 31, 2012, largest 665% over the limit.
- Oxygen, dissolved [DO]: 1 limit, 13 violations of any kind, 3 effluent exceedances, latest October 31, 2023, largest 86% over the limit.
- BOD, carbonaceous [5 day, 20 C]: 4 limits, 18 violations of any kind, 2 effluent exceedances, latest March 31, 2010, largest 127% over the limit.
- pH: 5 limits, 9 violations of any kind, 1 effluent exceedance, latest April 30, 2006.
- Nitrogen, total [as N]: 7 limits, 7 violations of any kind, 1 effluent exceedance, latest August 31, 2023, largest 31% over the limit.
- E. coli: 1 limit, 3 violations of any kind, 1 effluent exceedance, latest October 31, 2022, largest 59% over the limit.
- Toxicity [acute], Ceriodaphnia dubia: 1 limit, 6 violations of any kind.
- Toxicity [acute], Pimephales promelas [Fathead Minnow]: 1 limit, 6 violations of any kind.
- Phosphorus, total [as P]: 10 limits.
- BOD, 5-day, 20 deg. C: 5 limits.
- Nitrogen, Kjeldahl, total [as N]: 5 limits.
Iowa holds 734 Publicly owned treatment works coverages of this permit type in EPA’s file; 551 were issued before IA0035891. CITY OF VINTON holds 2 permits in Iowa.
Other permits held by CITY OF VINTON
- CITY OF VINTON, Vinton: IAL035891, issued 2021-01-01
Coverages issued nearest IA0035891
- 2020-07-01: ARTHUR CITY OF STP, Arthur: IA0025887, held by CITY OF ARTHUR
- 2020-07-01: NEW SHARON CITY OF STP, New Sharon: IA0032417, held by CITY OF NEW SHARON
- 2020-07-01: SANBORN CITY OF STP, Sanborn: IA0032522, held by CITY OF SANBORN
- 2020-07-01: NORA SPRINGS CITY OF STP, Nora Springs: IA0032778, held by CITY OF NORA SPRINGS
- 2020-07-01: ACKLEY CITY OF STP, Ackley: IA0035297, held by CITY OF ACKLEY
- 2020-07-01: NORWAY CITY OF STP, Norway: IA0036943, held by CITY OF NORWAY
- 2020-07-01: MANLY CITY OF STP, Manly: IA0047830, held by CITY OF MANLY
- 2020-07-01: BRADDYVILLE CITY OF STP, Braddyville: IA0057151, held by CITY OF BRADDYVILLE
- 2020-07-01: WOODWARD CITY OF STP, Woodward: IA0057517, held by CITY OF WOODWARD
- 2020-07-01: OLDS MUNICIPAL UTILITIES, Olds: IA0074560, held by CITY OF OLDS
VINTON CITY OF STP among its neighbors
1 discharge permits are in the Mud Creek subwatershed (HUC 070802051104); IA0035891 is one. Its county: 14, 1 major; IA0035891 is major permit.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.
What this page shows
This EPA NPDES discharge permit record for the Vinton City of STP in Vinton, Iowa, permit IA0035891, held by the City of Vinton, lists a permit status of administratively continued and a Major Discharger class. The file shows 13 pollutants under a numeric limit and 9 pollutants with an effluent exceedance, with the permit issued July 1, 2020 and expiring June 30, 2025.