Clean Water Act discharge permit · NPDES ILG840057
LAFARGE KASKASKIA QUARRY, Prairie Du Rocher, IL: NPDES ILG840057 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 4Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
LAFARGE KASKASKIA QUARRY, held by LAFARGE WEST INC, holds NPDES permit ILG840057, which discharges to Unnamed Trib To Mississippi. EPA’s file records it issued June 7, 2012 and expiring February 28, 2017. 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 | LAFARGE KASKASKIA QUARRY |
|---|---|
| Permittee as filed | LAFARGE WEST INC |
| NPDES ID | ILG840057 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | June 7, 2012 |
| Expiration date | February 28, 2017 |
| Address | Prairie Du Rocher, IL 62277 |
| Receiving water | UNNAMED TRIB TO MISSISSIPPI |
| Subwatershed | Prairie Du Rocher Creek-Mississippi River (HUC 071401010909) |
| SIC | 1422 – Crushed And Broken Limestone |
| Other EPA IDs (FRS) | ICIS-AIR source IL000157863AAB |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 4Pollutants on file
- 4Under a numeric limit
- 4With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| pH | 4 | 69 | 1 | January 31, 2013 | |
| Solids, total suspended | 4 | 66 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 33 | 0 | ||
| Offensive Conditions | 2 | 31 | 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 ILG840057.
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 ILG840057 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.