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Clean Water Act discharge permit · NPDES ILR10ZH9C

IDOT CONTRACT 62W20 JUL'31 LETTING ITEM 9, BRIDGESUPERSTRUCTUREREPLACEMENT, I-80, Tinley Park, IL: NPDES ILR10ZH9C discharge permit, effluent exceedances, inspections, penalties

IDOT CONTRACT 62W20 JUL'31 LETTING ITEM 9, BRIDGESUPERSTRUCTUREREPLACEMENT, I-80, held by D. Construction, Inc., holds NPDES permit ILR10ZH9C. EPA’s file records it issued August 6, 2026 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 62W20 JUL'31 LETTING ITEM 9, BRIDGESUPERSTRUCTUREREPLACEMENT, I-80: its NPDES ID, its permit type and status, its dates, its address in Tinley Park, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZH9C.

Identity

Facility as filedIDOT CONTRACT 62W20 JUL'31 LETTING ITEM 9, BRIDGESUPERSTRUCTUREREPLACEMENT, I-80
Permittee as filedD. Construction, Inc.
NPDES IDILR10ZH9C
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedAugust 6, 2026
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressTinley Park, IL 60477
Receiving water impaired303(D) Listed
SubwatershedHeadwaters Hickory Creek (HUC 071200040601)

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 ILR10ZH9C.

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 ILR10ZH9C.

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

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, ILR10ZH9C.

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  • One permit holder — $99/month
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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 ILR10ZH9C there.

Nearby on the register

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

What this page shows

IDOT CONTRACT 62W20 JUL'31 LETTING ITEM 9, BRIDGESUPERSTRUCTUREREPLACEMENT, I-80 is in Tinley Park, where 0.0% of storm water construction permits have a violation on file. Tinley Park's storm water construction permits on EPA's NPDES register total 28, including this permit, and the Headwaters Hickory Creek subwatershed lists 47 NPDES permits.