Clean Water Act discharge permit · NPDES IL0076635
INTERSTATE CHEMICAL COMPANY, Channahon, IL: NPDES IL0076635 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
INTERSTATE CHEMICAL COMPANY, held by INTERSTATE CHEMICAL COMPANY, INC, holds NPDES permit IL0076635, which discharges to Des Plaines River. EPA’s file records it issued May 1, 2007 and expiring March 31, 2012. 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 | INTERSTATE CHEMICAL COMPANY |
|---|---|
| Permittee as filed | INTERSTATE CHEMICAL COMPANY, INC |
| NPDES ID | IL0076635 |
| 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 | May 1, 2007 |
| Expiration date | March 31, 2012 |
| Address | Channahon, IL 60410 |
| Receiving water | DES PLAINES RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Des Plaines River (HUC 071200040905) |
| Other EPA IDs (FRS) | RCRA handler ILR000205617; ICIS-AIR source IL000197800ABW |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 7Pollutants on file
- 6Under a numeric limit
- 7With a violation of any kind
- 2With 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 | 2 | 81 | 4 | February 28, 2010 | |
| Solids, total suspended | 0 | 26 | 2 | March 31, 2014 | 80% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 84 | 0 | ||
| Temperature, water deg. fahrenheit | 1 | 37 | 0 | ||
| Chloride [as Cl] | 1 | 25 | 0 | ||
| Sulfate, total [as SO4] | 1 | 25 | 0 | ||
| Solids, total dissolved | 1 | 25 | 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 IL0076635.
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 IL0076635 there.
Nearby on the register
- Discharge permits in Channahon
- Every permit record in Channahon, A to Z
- Discharge permits in Illinois
- Every permit record in Illinois, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.