Clean Water Act discharge permit · NPDES IL0001678

CHICAGO HEIGHTS STEEL, Chicago Heights, IL: NPDES IL0001678 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
6Pollutants under a numeric limit
2Pollutants with an effluent exceedance

CHICAGO HEIGHTS STEEL holds NPDES permit IL0001678, which discharges to State Street Ditch To Thorn Creek. EPA’s file records it issued November 9, 2017 and expiring November 30, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	CHICAGO HEIGHTS STEEL
Permittee as filed	CHICAGO HEIGHTS STEEL
NPDES ID	IL0001678
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	November 9, 2017
Expiration date	November 30, 2022
Address	Chicago Heights, IL 60411
Receiving water	STATE STREET DITCH TO THORN CREEK
Receiving water impaired	303(D) Listed
Subwatershed	Thorn Creek (HUC 071200030204)
SIC	3312 – Blast Furnaces And Steel Mills
Other EPA IDs (FRS)	RCRA handler ILD984788653; ICIS-AIR source IL000031045ABS

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

7Pollutants on file
6Under a numeric limit
7With a violation of any kind
2With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Iron, total [as Fe]	8	59	10	June 30, 1996	640% over the limit
pH	8	69	1	February 28, 1997
Flow, in conduit or thru treatment plant	8	144	0
BOD, 5-day, 20 deg. C	8	55	0
Solids, total suspended	8	49	0
Iron, dissolved [as Fe]	4	46	0
Temperature, water deg. fahrenheit	0	1	0

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 IL0001678.

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.

Watch this permit

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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 IL0001678 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES IL0001678, held by CHICAGO HEIGHTS STEEL in Chicago Heights, IL, which discharges to State Street Ditch To Thorn Creek and is listed as administratively continued with a Minor Discharger class of 6. The page lists 2 pollutants under a numeric limit and 2 pollutants with an effluent exceedance, with the permit issued November 9, 2017 and expiring November 30, 2022.