Clean Water Act discharge permit · NPDES IA0074080
AINSWORTH FOUR CORNERS, Ainsworth, IA: NPDES IA0074080 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 4Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
AINSWORTH FOUR CORNERS, held by DIANE ANDING, holds NPDES permit IA0074080. EPA’s file records it issued September 21, 2001 and expiring September 20, 2006. 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 | AINSWORTH FOUR CORNERS |
|---|---|
| Permittee as filed | DIANE ANDING |
| NPDES ID | IA0074080 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 21, 2001 |
| Expiration date | September 20, 2006 |
| Issuing agency | STA |
| Address | Ainsworth, IA 52201 |
| Subwatershed | North Fork Long Creek (HUC 070802090901) |
| NAICS | 447110 – Gasoline Stations with Convenience Stores |
| SIC | 5541 – Gasoline Service Stations |
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
- 4Pollutants on file
- 4Under 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] | 4 | 123 | 91 | July 31, 2026 | 14,300% over the limit |
| Solids, total suspended | 4 | 104 | 42 | September 30, 2025 | 1,300% over the limit |
| pH | 2 | 15 | 2 | April 30, 2015 | |
| 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 IA0074080.
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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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 IA0074080 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.