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Clean Water Act discharge permit · NPDES ILR10ZG0E

SUNSET PARK PLAZA LOT 4, Glen Carbon, IL: NPDES ILR10ZG0E discharge permit, effluent exceedances, inspections, penalties

SUNSET PARK PLAZA LOT 4, held by Plocher Construction Company, Inc., holds NPDES permit ILR10ZG0E. EPA’s file records it issued August 29, 2025 and expiring August 31, 2028.

SUNSET PARK PLAZA LOT 4, Glen Carbon, Illinois: Coverage under a general permit ILR10ZG0E, held by Plocher Construction Company, Inc.; Construction stormwater; Effective; issued August 29, 2025, term to August 31, 2028, by IEPA.

  • June 10, 2026: Evaluation (S).

Illinois holds 5,215 Construction stormwater coverages of this permit type in EPA’s file; 3,506 were issued before ILR10ZG0E. Plocher Construction Company, Inc. holds 5 permits in Illinois.

Other permits held by Plocher Construction Company, Inc.

Coverages issued nearest ILR10ZG0E

SUNSET PARK PLAZA LOT 4 among its neighbors

EPA’s permit file holds 26 discharge permits in the Judys Branch-Cahokia Creek subwatershed (HUC 071401010301), ILR10ZG0E among them.

Other permits in the Judys Branch-Cahokia Creek subwatershed (HUC 071401010301)

Identity

Facility as filedSUNSET PARK PLAZA LOT 4
Permittee as filedPlocher Construction Company, Inc.
NPDES IDILR10ZG0E
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedAugust 29, 2025
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressGlen Carbon, IL 62034
SubwatershedJudys Branch-Cahokia Creek (HUC 071401010301)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES ILR10ZG0E.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES ILR10ZG0E.

Inspections

DateWhat EPA recordedAgency
June 10, 2026EvaluationS

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES ILR10ZG0E.

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, ILR10ZG0E.

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Nearby on the register

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

What this page shows

Glen Carbon's 18 storm water construction permits on EPA's NPDES register show 0.0% with a violation on file. The Judys Branch-Cahokia Creek subwatershed (HUC 071401010301) holds 26 NPDES permits, and SUNSET PARK PLAZA LOT 4 is among the 18 Glen Carbon permits.