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Clean Water Act discharge permit · NPDES ILR10ZGTU

MANOR SUBDIVISION DRAINAGE IMPROVEMENTS, Grayslake, IL: NPDES ILR10ZGTU discharge permit, effluent exceedances, inspections, penalties

MANOR SUBDIVISION DRAINAGE IMPROVEMENTS, held by To be Determined, holds NPDES permit ILR10ZGTU. EPA’s file records it issued April 16, 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 MANOR SUBDIVISION DRAINAGE IMPROVEMENTS: its NPDES ID, its permit type and status, its dates, its address in Grayslake, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZGTU.

Identity

Facility as filedMANOR SUBDIVISION DRAINAGE IMPROVEMENTS
Permittee as filedTo be Determined
NPDES IDILR10ZGTU
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedApril 16, 2026
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressGrayslake, IL 60030
SubwatershedMill Creek (HUC 071200040202)

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 ILR10ZGTU.

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 ILR10ZGTU.

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, ILR10ZGTU.

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  • 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 ILR10ZGTU there.

Nearby on the register

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

What this page shows

The Manor Subdivision Drainage Improvements permit, filed for Grayslake, Illinois, is one of 17 storm water construction permits on EPA's NPDES register in that city. Of those 17 Grayslake storm water construction permits, 0.0% have a violation on file, and the permit sits among 24 NPDES permits in the Mill Creek subwatershed, with none of its pollutants under a numeric limit or showing an effluent exceedance.