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Clean Water Act discharge permit · NPDES ILR10ZFIH

NAPERVILLE NORTH HIGH SCHOOL FITNESS ADDITION PHASE 1 SITE WORK, Naperville, IL: NPDES ILR10ZFIH discharge permit, effluent exceedances, inspections, penalties

NAPERVILLE NORTH HIGH SCHOOL FITNESS ADDITION PHASE 1 SITE WORK, held by Naperville Naperville Community Unit School District 203, holds NPDES permit ILR10ZFIH. EPA’s file records it issued April 23, 2025 and expiring August 31, 2028.

NAPERVILLE NORTH HIGH SCHOOL FITNESS ADDITION PHASE 1 SITE WORK, Naperville, Illinois: Coverage under a general permit ILR10ZFIH, held by Naperville Naperville Community Unit School District 203; Construction stormwater; Effective; issued April 23, 2025, term to August 31, 2028, by IEPA.

Illinois holds 5,215 Construction stormwater coverages of this permit type in EPA’s file; 2,864 were issued before ILR10ZFIH.

Coverages issued nearest ILR10ZFIH

NAPERVILLE NORTH HIGH SCHOOL FITNESS ADDITION PHASE 1 SITE WORK among its neighbors

EPA’s permit file holds 56 discharge permits in the Lower West Branch Du Page River subwatershed (HUC 071200040805), ILR10ZFIH among them. Its county holds 204, 23 of them major permits; ILR10ZFIH is a minor permit.

Other permits in the Lower West Branch Du Page River subwatershed (HUC 071200040805)

What the register holds for NAPERVILLE NORTH HIGH SCHOOL FITNESS ADDITION PHASE 1 SITE WORK: its NPDES ID, its permit type and status, its dates, its address in Naperville, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZFIH.

Identity

Facility as filedNAPERVILLE NORTH HIGH SCHOOL FITNESS ADDITION PHASE 1 SITE WORK
Permittee as filedNaperville Naperville Community Unit School District 203
NPDES IDILR10ZFIH
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedApril 23, 2025
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressNaperville, IL 60563
SubwatershedLower West Branch Du Page River (HUC 071200040805)
Other EPA IDs (FRS)RCRA handler ILR000154039

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES ILR10ZFIH.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES ILR10ZFIH.

Inspections

EPA’s inspection file holds no inspection for NPDES ILR10ZFIH.

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 ILR10ZFIH.

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, ILR10ZFIH.

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Nearby on the register

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

What this page shows

Violations on file cover 0.0% of the 20 storm water construction permits in DuPage County on EPA's NPDES register. Of those 20 permits in DuPage County, 40.0% were issued earlier than NAPERVILLE NORTH HIGH SCHOOL FITNESS ADDITION PHASE 1 SITE WORK, counting this permit. The Lower West Branch Du Page River subwatershed holds 56 NPDES permits, including this permit.