Clean Water Act discharge permit · NPDES IL0021563
LEROY STP, CITY OF, Leroy, Township Of, IL: NPDES IL0021563 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 12Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
LEROY STP, CITY OF, held by LEROY, CITY OF, holds NPDES permit IL0021563, which discharges to Unmamed Trib Of N Fork Salt Creek. EPA’s file records it issued September 29, 2017 and expiring September 30, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | LEROY STP, CITY OF |
|---|---|
| Permittee as filed | LEROY, CITY OF |
| NPDES ID | IL0021563 |
| 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 | September 29, 2017 |
| Expiration date | September 30, 2022 |
| Address | Leroy, Township Of, IL 61752 |
| Receiving water | UNMAMED TRIB OF N FORK SALT CREEK |
| Subwatershed | Dawson Lake-North Fork Salt Creek (HUC 071300090202) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 15Pollutants on file
- 12Under a numeric limit
- 14With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 7 | 108 | 14 | June 30, 1998 | 77% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 59 | 7 | May 31, 2003 | 124% over the limit |
| Coliform, fecal general | 2 | 21 | 7 | December 31, 2004 | 99,999% over the limit |
| Flow, in conduit or thru treatment plant | 4 | 50 | 0 | ||
| Phosphorus, total [as P] | 5 | 46 | 0 | ||
| pH | 4 | 46 | 0 | ||
| BOD, 5-day, 20 deg. C | 3 | 42 | 0 | ||
| Oxygen, dissolved [DO] | 5 | 25 | 0 | ||
| Chlorine, total residual | 2 | 22 | 0 | ||
| Rainfall | 0 | 18 | 0 | ||
| Flow, total | 1 | 10 | 0 | ||
| Overflows | 1 | 9 | 0 | ||
| Rainfall duration | 0 | 9 | 0 | ||
| Duration | 0 | 9 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 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 IL0021563.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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, IL0021563.
Start the watch
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- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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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 IL0021563 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.