Clean Water Act discharge permit · NPDES IL0063061

IMTT ILLINOIS LLC, Channahon, IL: NPDES IL0063061 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
5Pollutants under a numeric limit
3Pollutants with an effluent exceedance

IMTT ILLINOIS LLC, held by IMTT ILLINOIS, holds NPDES permit IL0063061, which discharges to Des Plaines River. EPA’s file records it issued August 29, 2019 and expiring August 31, 2024. 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	IMTT ILLINOIS LLC
Permittee as filed	IMTT ILLINOIS
NPDES ID	IL0063061
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	August 29, 2019
Expiration date	August 31, 2024
Address	Channahon, IL 60410
Receiving water	DES PLAINES RIVER
Receiving water impaired	303(D) Listed
Subwatershed	Des Plaines River (HUC 071200040905)
SIC	5171 – Petroleum Bulk Stations & Terminals
Other EPA IDs (FRS)	RCRA handler ILD980793400; ICIS-AIR source IL000197800AAR

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
5Under a numeric limit
6With a violation of any kind
3With 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
Oil and grease	2	11	7	August 31, 2009	253% over the limit
pH	4	4	2	February 28, 2026
Temperature, water deg. fahrenheit	1	2	2	February 28, 2026	18% over the limit
Flow, in conduit or thru treatment plant	4	11	0
Benzene	0	1	0
Temperature, length of excursion	0	1	0
Oil & Grease	2	0	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 IL0063061.

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 IL0063061 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 IL0063061, held by IMTT ILLINOIS LLC in Channahon, IL, which discharges to the Des Plaines River and is administratively continued with a minor discharger class. The facts list 3 pollutants under a numeric limit and 3 pollutants with an effluent exceedance, with the permit issued August 29, 2019 and expiring August 31, 2024.