Clean Water Act discharge permit · NPDES ILR10ZD4H

IDOT CONTRACT 62G38. JUNE '23 LETTING ITEM 117. US 30 & IL 50, Matteson, IL: NPDES ILR10ZD4H discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

IDOT CONTRACT 62G38. JUNE '23 LETTING ITEM 117. US 30 & IL 50, held by D. Construction Inc., holds NPDES permit ILR10ZD4H. EPA’s file records it issued August 31, 2023 and expiring August 31, 2028. 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 IDOT CONTRACT 62G38. JUNE '23 LETTING ITEM 117. US 30 & IL 50: its NPDES ID, its permit type and status, its dates, its address in Matteson, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZD4H.

Identity

Facility as filed	IDOT CONTRACT 62G38. JUNE '23 LETTING ITEM 117. US 30 & IL 50
Permittee as filed	D. Construction Inc.
NPDES ID	ILR10ZD4H
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	August 31, 2023
Expiration date	August 31, 2028
Issuing agency	IEPA
Address	Matteson, IL 60423
Subwatershed	Butterfield Creek (HUC 071200030202)

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

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES ILR10ZD4H.

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 ILR10ZD4H.

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 ILR10ZD4H there.

Nearby on the register

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

Of the 5 storm water construction permits filed in Matteson, 0.0% carry a violation on record, and IDOT CONTRACT 62G38. JUNE '23 LETTING ITEM 117. US 30 & IL 50 is counted in that group. The Matteson storm water group holds 5 entries on EPA's NPDES register, including this permit. The Butterfield Creek subwatershed lists 16 NPDES permits, and 20.0% of Matteson's storm water permits were issued before this permit.