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Clean Water Act discharge permit · NPDES ILR10ZGN8

COUNTY LINE ROAD SOLAR, Shorewood, IL: NPDES ILR10ZGN8 discharge permit, effluent exceedances, inspections, penalties

COUNTY LINE ROAD SOLAR, held by Knobelsdorff Energy, LLC, holds NPDES permit ILR10ZGN8. EPA’s file records it issued March 12, 2026 and expiring August 31, 2028.

COUNTY LINE ROAD SOLAR, Shorewood, Illinois: Coverage under a general permit ILR10ZGN8, held by Knobelsdorff Energy, LLC; Construction stormwater; Effective; issued March 12, 2026, term to August 31, 2028, by IEPA.

Illinois holds 5,215 Construction stormwater coverages of this permit type in EPA’s file; 4,253 were issued before ILR10ZGN8. Knobelsdorff Energy, LLC holds 41 permits in Illinois.

Other permits held by Knobelsdorff Energy, LLC

Coverages issued nearest ILR10ZGN8

COUNTY LINE ROAD SOLAR among its neighbors

EPA’s permit file holds 59 discharge permits in the Du Page River subwatershed (HUC 071200040810), ILR10ZGN8 among them.

Other permits in the Du Page River subwatershed (HUC 071200040810)

What the register holds for COUNTY LINE ROAD SOLAR: its NPDES ID, its permit type and status, its dates, its address in Shorewood, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZGN8.

Identity

Facility as filedCOUNTY LINE ROAD SOLAR
Permittee as filedKnobelsdorff Energy, LLC
NPDES IDILR10ZGN8
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMarch 12, 2026
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressShorewood, IL 60404
SubwatershedDu Page River (HUC 071200040810)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES ILR10ZGN8.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES ILR10ZGN8.

Inspections

EPA’s inspection file holds no inspection for NPDES ILR10ZGN8.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES ILR10ZGN8.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, ILR10ZGN8.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

Of the 19 storm water construction permits in Shorewood, 0.0% carry a violation on file, and COUNTY LINE ROAD SOLAR is among them. The Du Page River subwatershed contains 59 NPDES permits on EPA's register, and 89.5% of Shorewood's 19 storm water permits were issued before COUNTY LINE ROAD SOLAR.