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Clean Water Act discharge permit · NPDES ILR10ZGOT

DUPAGE COUNTY HIGHWAY MAINTENANCE FACILITY, Wheaton, IL: NPDES ILR10ZGOT discharge permit, effluent exceedances, inspections, penalties

DUPAGE COUNTY HIGHWAY MAINTENANCE FACILITY, held by TBD, holds NPDES permit ILR10ZGOT. EPA’s file records it issued March 20, 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 DUPAGE COUNTY HIGHWAY MAINTENANCE FACILITY: its NPDES ID, its permit type and status, its dates, its address in Wheaton, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZGOT.

Identity

Facility as filedDUPAGE COUNTY HIGHWAY MAINTENANCE FACILITY
Permittee as filedTBD
NPDES IDILR10ZGOT
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMarch 20, 2026
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressWheaton, IL 60187
Receiving water impaired303(D) Listed
SubwatershedMiddle West Branch Du Page River (HUC 071200040802)

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 ILR10ZGOT.

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 ILR10ZGOT.

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, ILR10ZGOT.

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How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

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 ILR10ZGOT there.

Nearby on the register

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

What this page shows

The DuPage County Highway Maintenance Facility's storm water construction coverage, NPDES ID ILR10ZGOT, is one of 18 such permits on EPA's register in Wheaton, and 66.7% of those 18 were issued earlier than this one. It also sits among 88 NPDES permits in the Middle West Branch Du Page River subwatershed, and 0.0% of the Wheaton storm water construction permits carry a violation on file.