Clean Water Act discharge permit · NPDES IL0022721
FORRESTON STP, VILLAGE OF, Forreston, IL: NPDES IL0022721 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
FORRESTON STP, VILLAGE OF, held by FORRESTON, VILLAGE OF, holds NPDES permit IL0022721, which discharges to Unnamed Tributary To Leaf River. EPA’s file records it issued February 19, 2016 and expiring February 28, 2021. 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 | FORRESTON STP, VILLAGE OF |
|---|---|
| Permittee as filed | FORRESTON, VILLAGE OF |
| NPDES ID | IL0022721 |
| 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 | February 19, 2016 |
| Expiration date | February 28, 2021 |
| Address | Forreston, IL 61030 |
| Receiving water | UNNAMED TRIBUTARY TO LEAF RIVER |
| Subwatershed | Mill Creek (HUC 070900050406) |
| Program components on file | Biosolids, POTW |
| 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
- 11Pollutants on file
- 11Under a numeric limit
- 9With a violation of any kind
- 5With 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] | 16 | 144 | 126 | May 31, 2019 | 708% over the limit |
| Solids, total suspended | 5 | 39 | 31 | March 31, 2020 | 218% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 19 | 11 | May 31, 2019 | 273% over the limit |
| Oxygen, dissolved [DO] | 5 | 12 | 10 | July 31, 2022 | 67% over the limit |
| pH | 2 | 3 | 1 | November 30, 2019 | |
| Flow, in conduit or thru treatment plant | 4 | 10 | 0 | ||
| Chlorine, total residual | 1 | 5 | 0 | ||
| BOD, 5-day, 20 deg. C | 1 | 4 | 0 | ||
| Coliform, fecal general | 1 | 1 | 0 | ||
| Nitrogen, total [as N] | 1 | 0 | 0 | ||
| Phosphorus, total [as P] | 1 | 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 IL0022721.
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 IL0022721 there.
Nearby on the register
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- Every permit record in Illinois, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.