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Clean Water Act discharge permit · NPDES ILR10ZG4F

SEWAGE TREATMENT PLANT PHASE 1A IMPROVEMENTS, Momence, IL: NPDES ILR10ZG4F discharge permit, effluent exceedances, inspections, penalties

SEWAGE TREATMENT PLANT PHASE 1A IMPROVEMENTS, held by TBD, holds NPDES permit ILR10ZG4F. EPA’s file records it issued September 27, 2025 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 SEWAGE TREATMENT PLANT PHASE 1A IMPROVEMENTS: its NPDES ID, its permit type and status, its dates, its address in Momence, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZG4F.

Identity

Facility as filedSEWAGE TREATMENT PLANT PHASE 1A IMPROVEMENTS
Permittee as filedTBD
NPDES IDILR10ZG4F
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedSeptember 27, 2025
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressMomence, IL 60954
Receiving water impaired303(D) Listed
SubwatershedFarr Creek-Kankakee River (HUC 071200011406)

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 ILR10ZG4F.

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 ILR10ZG4F.

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, ILR10ZG4F.

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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 ILR10ZG4F there.

Nearby on the register

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

What this page shows

Momence has 3 storm water construction permits on EPA's NPDES register, and SEWAGE TREATMENT PLANT PHASE 1A IMPROVEMENTS, coded ILR10ZG4F, is among them. The Farr Creek-Kankakee River subwatershed lists 6 NPDES permits, including this permit. The permit lists 0 pollutants under a numeric limit.