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Clean Water Act discharge permit · NPDES ILG103041

OZINGA CHICAGO RMC INC, Chicago, IL: NPDES ILG103041 discharge permit, effluent exceedances, inspections, penalties

OZINGA CHICAGO RMC INC, held by OZINGA READY MIX INC, holds NPDES permit ILG103041. EPA’s file records it issued September 29, 2022 and expiring May 31, 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 OZINGA CHICAGO RMC INC: 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 ILG103041.

Identity

Facility as filedOZINGA CHICAGO RMC INC
Permittee as filedOZINGA READY MIX INC
NPDES IDILG103041
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedSeptember 29, 2022
Expiration dateMay 31, 2027
AddressChicago, IL 60616
Receiving water impaired303(D) Listed
SubwatershedSouth Branch Chicago River-Chicago Sanitary and Ship Canal (HUC 071200030107)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES ILG103041.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES ILG103041.

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 ILG103041 there.

Nearby on the register

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

What this page shows

The permit filed as OZINGA CHICAGO RMC INC is one of 96 general permit coverages on EPA's NPDES register in Cook County, this one included. Among those 96 coverages, 5.2% have a violation on file, and 44.8% were issued earlier than this permit. The permit also sits among 70 NPDES permits in the South Branch Chicago River-Chicago Sanitary and Ship Canal subwatershed, and it records zero pollutants with a numeric limit and zero pollutants with an effluent exceedance.