Clean Water Act discharge permit · NPDES IL0031241
STEELEVILLE STP, VILLAGE OF, Steeleville, IL: NPDES IL0031241 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 9Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
STEELEVILLE STP, VILLAGE OF, held by STEELEVILLE, VILLAGE OF, holds NPDES permit IL0031241, which discharges to North Fork Cox Creek. EPA’s file records it issued April 29, 2021 and expiring May 31, 2026. 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 | STEELEVILLE STP, VILLAGE OF |
|---|---|
| Permittee as filed | STEELEVILLE, VILLAGE OF |
| NPDES ID | IL0031241 |
| 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 29, 2021 |
| Expiration date | May 31, 2026 |
| Address | Steeleville, IL 62288 |
| Receiving water | NORTH FORK COX CREEK |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Cox Creek (HUC 071401050201) |
| Program components on file | POTW, Pretreatment |
| 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
- 9Pollutants on file
- 9Under a numeric limit
- 9With a violation of any kind
- 4With 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 | 368 | 322 | July 31, 2026 | 592% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 187 | 151 | July 31, 2026 | 447% over the limit |
| Oxygen, dissolved [DO] | 5 | 54 | 42 | July 31, 2025 | 100% over the limit |
| pH | 2 | 21 | 15 | April 30, 2025 | |
| Flow, in conduit or thru treatment plant | 4 | 15 | 0 | ||
| BOD, 5-day, 20 deg. C | 1 | 10 | 0 | ||
| Coliform, fecal general | 1 | 7 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 4 | 0 | ||
| Chlorine, total residual | 1 | 4 | 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 IL0031241.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, IL0031241.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 IL0031241 there.
Nearby on the register
- Discharge permits in Steeleville
- Every permit record in Steeleville, A to Z
- Discharge permits in Illinois
- Every permit record in Illinois, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.