Clean Water Act discharge permit · NPDES ILG871066

FOREST PRESERVE DISTRICT OF COOK COUNTY, River Forest, IL: NPDES ILG871066 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

FOREST PRESERVE DISTRICT OF COOK COUNTY, held by FOREST PRESERVE DISTRICT OF KANE COUNTY, holds NPDES permit ILG871066. EPA’s file records it issued August 15, 2025 and expiring September 30, 2027. 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.

What the register holds for FOREST PRESERVE DISTRICT OF COOK COUNTY: its NPDES ID, its permit type and status, its dates, its address in River Forest, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILG871066.

Identity

Facility as filed	FOREST PRESERVE DISTRICT OF COOK COUNTY
Permittee as filed	FOREST PRESERVE DISTRICT OF KANE COUNTY
NPDES ID	ILG871066
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	August 15, 2025
Expiration date	September 30, 2027
Address	River Forest, IL 60305
Receiving water impaired	303(D) Listed
Subwatershed	Bensenville Ditch-Des Plaines River (HUC 071200040506)
Other EPA IDs (FRS)	RCRA handler ILR000216218

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES ILG871066.

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 ILG871066.

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.

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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 ILG871066 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

The FOREST PRESERVE DISTRICT OF COOK COUNTY permit, NPDES ID ILG871066, is one of 96 general permit coverages in Cook County on EPA's NPDES register, and 5.2% of those coverages carry a violation on file. It sits within the Bensenville Ditch-Des Plaines River subwatershed, which holds 98 NPDES permits including this one, and 94.8% of the Cook County general permit coverages were issued earlier than this one. The permit reports no pollutants under a numeric limit and no pollutants with an effluent exceedance.