Velarion Records
Follow this permit Velarion Records emails you this permit’s record, cited to the public filing, and tells you when the register changes it. Free.
We’ll email you a link to confirm. The continuous daily watch on every change is the paid alert. Unsubscribe any time.
Also free: The Pay Desk, the weekly executive pay briefing.

Clean Water Act discharge permit · NPDES ILR10ZD95

STREAM CHI I - EXPANSION, Elk Grove Village, IL: NPDES ILR10ZD95 discharge permit, effluent exceedances, inspections, penalties

STREAM CHI I - EXPANSION, held by TBD, holds NPDES permit ILR10ZD95. EPA’s file records it issued September 25, 2023 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 STREAM CHI I - EXPANSION: its NPDES ID, its permit type and status, its dates, its address in Elk Grove Village, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZD95.

Identity

Facility as filedSTREAM CHI I - EXPANSION
Permittee as filedTBD
NPDES IDILR10ZD95
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedSeptember 25, 2023
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressElk Grove Village, IL 60007
Receiving water impaired303(D) Listed
SubwatershedWillow Creek (HUC 071200040504)
Other EPA IDs (FRS)ICIS-AIR source IL000031804ACL

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES ILR10ZD95.

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 ILR10ZD95.

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, ILR10ZD95.

Start the watch

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 ILR10ZD95 there.

Nearby on the register

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

What this page shows

STREAM CHI I - EXPANSION sits among 70 storm water construction permits in Cook County, where 0.0% have a violation on file. The Willow Creek subwatershed holds 124 NPDES permits, including this permit, and 14.3% of the Cook County permits were issued before this permit.