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Clean Water Act discharge permit · NPDES ILR10ZGWR

NORTHBROOK SCHOOL DISTRICT 28 GREENBRIAR ELEMENTARY SCHOOL, Northbrook, IL: NPDES ILR10ZGWR discharge permit, effluent exceedances, inspections, penalties

NORTHBROOK SCHOOL DISTRICT 28 GREENBRIAR ELEMENTARY SCHOOL, held by To be Determined, holds NPDES permit ILR10ZGWR. EPA’s file records it issued April 21, 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 NORTHBROOK SCHOOL DISTRICT 28 GREENBRIAR ELEMENTARY SCHOOL: its NPDES ID, its permit type and status, its dates, its address in Northbrook, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZGWR.

Identity

Facility as filedNORTHBROOK SCHOOL DISTRICT 28 GREENBRIAR ELEMENTARY SCHOOL
Permittee as filedTo be Determined
NPDES IDILR10ZGWR
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedApril 21, 2026
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressNorthbrook, IL 60062
Receiving water impaired303(D) Listed
SubwatershedWest Fork North Branch Chicago River (HUC 071200030103)

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 ILR10ZGWR.

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 ILR10ZGWR.

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, ILR10ZGWR.

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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 ILR10ZGWR there.

Nearby on the register

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

What this page shows

NORTHBROOK SCHOOL DISTRICT 28 GREENBRIAR ELEMENTARY SCHOOL is among 17 storm water construction permits in Northbrook, and 0.0% of those have a violation on file. Of all 17 storm water construction permits in Northbrook, 82.4% were issued before this permit. The West Fork North Branch Chicago River subwatershed (HUC 071200030103) holds 47 NPDES permits, including this permit.