Clean Water Act discharge permit · NPDES ILG840200
VULCAN CONSTRUCTION MATERIALS - MCCOOK QUARRY, Mccook, IL: NPDES ILG840200 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 4Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
VULCAN CONSTRUCTION MATERIALS - MCCOOK QUARRY, held by VULCAN CONSTRUCTION MATERIALS LP, holds NPDES permit ILG840200, which discharges to Unnamed Trib To Des Plaines Rvr; Chi S/S Canal. EPA’s file records it issued January 3, 2013 and expiring February 28, 2017. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | VULCAN CONSTRUCTION MATERIALS - MCCOOK QUARRY |
|---|---|
| Permittee as filed | VULCAN CONSTRUCTION MATERIALS LP |
| NPDES ID | ILG840200 |
| 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 | January 3, 2013 |
| Expiration date | February 28, 2017 |
| Address | Mccook, IL 60525 |
| Receiving water | UNNAMED TRIB TO DES PLAINES RVR; CHI S/S CANAL |
| Subwatershed | Goose Lake-Des Plaines River (HUC 071200040706) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 4Pollutants on file
- 4Under a numeric limit
- 1With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 4 | 2 | 2 | April 30, 2016 | 89% over the limit |
| pH | 4 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| Offensive Conditions | 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 ILG840200.
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 ILG840200 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.