MOUNT PROSPECT, VILLAGE OF

NPDES permit IL0052400 · Minor NON-POTW · effective, expires 2031-07-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit

0required values missing, on 0 form(s)

0of 6 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 25 days after each monitoring period ends (the most common figure among IL permits in EPA's filings — check your permit).

Outfall 001, form 0 (CSO-CAN-DOTA AVENUE): every 1 month(s), 1 values
Outfall 002, form 0 (CSO-WA-PELLA AVENUE): every 1 month(s), 1 values
Outfall 003, form 0 (CSO-ELMHURST ROAD): every 1 month(s), 1 values
Outfall 004, form 0 (CSO-WILLIAM ST. BRIDGE): every 1 month(s), 1 values
Outfall 005, form 0 (CSO-FEEHANVILLE ROAD/NORTH OF THE DITCH): every 1 month(s), 1 values
Outfall 006, form 0 (CSO-FEEHANVILLE ROAD/SOUTH OF THE DITCH): every 1 month(s), 1 values

Limits in force (6)

Outfall	Parameter	Statistic	Limit	Months
001	Overflows	MO TOTAL	report only	all year
002	Overflows	MO TOTAL	report only	all year
003	Overflows	MO TOTAL	report only	all year
004	Overflows	MO TOTAL	report only	all year
005	Overflows	MO TOTAL	report only	all year
006	Overflows	MO TOTAL	report only	all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states