Clean Water Act discharge permit · NPDES IL0022152
OAKLANE ACRES SUBDIVISION STP, Morton, IL: NPDES IL0022152 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 9Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
OAKLANE ACRES SUBDIVISION STP, held by OAKLANE ACRES SUBDIVISION, holds NPDES permit IL0022152, which discharges to Ackerman Creek. EPA’s file records it issued August 23, 2017 and expiring August 31, 2022. 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 | OAKLANE ACRES SUBDIVISION STP |
|---|---|
| Permittee as filed | OAKLANE ACRES SUBDIVISION |
| NPDES ID | IL0022152 |
| 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 |
| Program | Biosolids |
| Issued | August 23, 2017 |
| Expiration date | August 31, 2022 |
| Address | Morton, IL 61550 |
| Receiving water | ACKERMAN CREEK |
| Subwatershed | Ackerman Creek-Farm Creek (HUC 071300011601) |
| SIC | 8641 – Civic And Social Associations |
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
- 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 |
|---|---|---|---|---|---|
| Chlorine, total residual | 1 | 190 | 156 | January 31, 2025 | 6,500% over the limit |
| Coliform, fecal general | 1 | 168 | 142 | December 31, 2024 | 99,999% over the limit |
| Oxygen, dissolved [DO] | 5 | 146 | 82 | July 31, 2024 | 92% over the limit |
| Solids, total suspended | 5 | 180 | 15 | March 31, 2015 | 70% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 131 | 3 | February 28, 2003 | 64% over the limit |
| Flow, in conduit or thru treatment plant | 4 | 134 | 0 | ||
| pH | 2 | 68 | 0 | ||
| BOD, 5-day, 20 deg. C | 1 | 33 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 1 | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| February 3, 2026 | Dry-weather SSO, no discharge to waters of the U.S., that may endanger health or the environment | ST6 |
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, IL0022152.
Start the watch
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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 IL0022152 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.