Clean Water Act discharge permit · NPDES IL0030775
ROCKDALE STP, VILLAGE OF, Rockdale, IL: NPDES IL0030775 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 7Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
ROCKDALE STP, VILLAGE OF, held by ROCKDALE, VILLAGE OF, holds NPDES permit IL0030775, which discharges to Illinois And Michigan Canal. EPA’s file records it issued August 29, 2019 and expiring August 31, 2024. 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 | ROCKDALE STP, VILLAGE OF |
|---|---|
| Permittee as filed | ROCKDALE, VILLAGE OF |
| NPDES ID | IL0030775 |
| 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 | August 29, 2019 |
| Expiration date | August 31, 2024 |
| Address | Rockdale, IL 60436 |
| Receiving water | ILLINOIS AND MICHIGAN CANAL |
| Subwatershed | Town of Bement (HUC 071402010103) |
| 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
- 7Pollutants on file
- 7Under a numeric limit
- 7With 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, 5-day, 20 deg. C | 1 | 21 | 5 | May 31, 2002 | 800% over the limit |
| Coliform, fecal general | 1 | 19 | 3 | August 31, 2010 | 99,999% over the limit |
| Solids, total suspended | 1 | 17 | 1 | February 28, 2001 | 38% over the limit |
| pH | 2 | 32 | 0 | ||
| Chlorine, total residual | 1 | 17 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 16 | 0 | ||
| Flow, total | 1 | 16 | 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 IL0030775.
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 IL0030775 there.
Nearby on the register
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- Every permit record in Rockdale, A to Z
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- Every permit record in Illinois, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.