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Clean Water Act discharge permit · NPDES ILR10ZEZH

2400 EAST OAKTON STREET, MT. PROSPECT, IL, Mount Prospect, IL: NPDES ILR10ZEZH discharge permit, effluent exceedances, inspections, penalties

2400 EAST OAKTON STREET, MT. PROSPECT, IL, held by DiMeo Brothers, Inc., holds NPDES permit ILR10ZEZH. EPA’s file records it issued December 26, 2024 and expiring August 31, 2028.

2400 EAST OAKTON STREET, MT. PROSPECT, IL, Mount Prospect, Illinois: Coverage under a general permit ILR10ZEZH, held by DiMeo Brothers, Inc.; Construction stormwater; Effective; issued December 26, 2024, term to August 31, 2028, by IEPA.

Illinois holds 5,215 Construction stormwater coverages of this permit type in EPA’s file; 2,400 were issued before ILR10ZEZH. DiMeo Brothers, Inc. holds 2 permits in Illinois.

Other permits held by DiMeo Brothers, Inc.

Coverages issued nearest ILR10ZEZH

2400 EAST OAKTON STREET, MT. PROSPECT, IL among its neighbors

EPA’s permit file holds 124 discharge permits in the Willow Creek subwatershed (HUC 071200040504), ILR10ZEZH among them.

Other permits in the Willow Creek subwatershed (HUC 071200040504)

What the register holds for 2400 EAST OAKTON STREET, MT. PROSPECT, IL: its NPDES ID, its permit type and status, its dates, its address in Mount Prospect, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZEZH.

Identity

Facility as filed2400 EAST OAKTON STREET, MT. PROSPECT, IL
Permittee as filedDiMeo Brothers, Inc.
NPDES IDILR10ZEZH
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedDecember 26, 2024
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressMount Prospect, IL 60005
Receiving water impaired303(D) Listed
SubwatershedWillow Creek (HUC 071200040504)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES ILR10ZEZH.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES ILR10ZEZH.

Inspections

EPA’s inspection file holds no inspection for NPDES ILR10ZEZH.

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 ILR10ZEZH.

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, ILR10ZEZH.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

The permit filed as 2400 EAST OAKTON STREET, MT. PROSPECT, IL is one of 8 storm water construction permits in Mount Prospect on EPA's NPDES register, and it sits among 124 NPDES permits in the Willow Creek subwatershed (HUC 071200040504). Of those 8 Mount Prospect storm water construction permits, 0.0% have a violation on file, and 62.5% of them were issued earlier than this one.