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Clean Water Act discharge permit · NPDES ILR10ZGGO

GILBERT PARK IMPROVEMENTS, La Grange, IL: NPDES ILR10ZGGO discharge permit, effluent exceedances, inspections, penalties

GILBERT PARK IMPROVEMENTS, held by Wight & Company, holds NPDES permit ILR10ZGGO. EPA’s file records it issued January 14, 2026 and expiring August 31, 2028. 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.

What the register holds for GILBERT PARK IMPROVEMENTS: its NPDES ID, its permit type and status, its dates, its address in La Grange, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZGGO.

Identity

Facility as filedGILBERT PARK IMPROVEMENTS
Permittee as filedWight & Company
NPDES IDILR10ZGGO
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJanuary 14, 2026
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressLa Grange, IL 60525
Receiving water impaired303(D) Listed
SubwatershedLower Salt Creek (HUC 071200040404)

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 ILR10ZGGO.

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 ILR10ZGGO.

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, ILR10ZGGO.

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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 ILR10ZGGO there.

Nearby on the register

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

What this page shows

Of the 6 storm water construction permits in La Grange, 0.0% carry a violation on file. GILBERT PARK IMPROVEMENTS sits among 103 NPDES permits in the Lower Salt Creek subwatershed, and 66.7% of the 6 storm water permits in La Grange were issued earlier.