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Clean Water Act discharge permit · NPDES ILR10ZAJL

BRIDGE A32 OVER N. MILWAUKEE AVE., Chicago, IL: NPDES ILR10ZAJL discharge permit, effluent exceedances, inspections, penalties

BRIDGE A32 OVER N. MILWAUKEE AVE., held by IHC Construction Companies, LLC, holds NPDES permit ILR10ZAJL. EPA’s file records it issued September 22, 2023 and expiring August 31, 2028.

BRIDGE A32 OVER N. MILWAUKEE AVE., Chicago, Illinois: Coverage under a general permit ILR10ZAJL, held by IHC Construction Companies, LLC; Construction stormwater; Effective; issued September 22, 2023, term to August 31, 2028, by IEPA.

Illinois holds 5,215 Construction stormwater coverages of this permit type in EPA’s file; 497 were issued before ILR10ZAJL. IHC Construction Companies, LLC holds 3 permits in Illinois.

Other permits held by IHC Construction Companies, LLC

Coverages issued nearest ILR10ZAJL

BRIDGE A32 OVER N. MILWAUKEE AVE. among its neighbors

EPA’s permit file holds 21 discharge permits in the Lower Branch Chicago River subwatershed (HUC 071200030106), ILR10ZAJL among them.

Other permits in the Lower Branch Chicago River subwatershed (HUC 071200030106)

What the register holds for BRIDGE A32 OVER N. MILWAUKEE AVE.: its NPDES ID, its permit type and status, its dates, its address in Chicago, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZAJL.

Identity

Facility as filedBRIDGE A32 OVER N. MILWAUKEE AVE.
Permittee as filedIHC Construction Companies, LLC
NPDES IDILR10ZAJL
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedSeptember 22, 2023
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressChicago, IL 60641
Receiving water impaired303(D) Listed
SubwatershedLower Branch Chicago River (HUC 071200030106)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES ILR10ZAJL.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES ILR10ZAJL.

Inspections

EPA’s inspection file holds no inspection for NPDES ILR10ZAJL.

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 ILR10ZAJL.

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, ILR10ZAJL.

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Nearby on the register

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

What this page shows

Among the 78 storm water construction permits listed for Chicago, 0.0% carry a violation on file. BRIDGE A32 OVER N. MILWAUKEE AVE. in Chicago is in the Lower Branch Chicago River subwatershed, which lists 21 NPDES permits including this permit. Of those 78 permits, including this permit, 15.4% were issued earlier than this permit.