HANSON MATERIAL SERVICE

NPDES permit IL0033375 · Minor NON-POTW · administratively continued, expires 2024-01-31 · 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.

This permit expired on 2024-01-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

0values over a limit
5required values missing, on 1 form(s)
0of 33 forms filed late

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

Reporting

Reports are due about 25 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (25)

OutfallParameterStatisticLimitMonths
001pHMO MIN >= 6 SU all year
001pHMO MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 35 mg/L all year
001Solids, total suspendedDAILY MX <= 70 mg/L all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Offensive ConditionsMAXIMUM report only all year
003pHMO MIN >= 6 SU all year
003pHMO MAX <= 9 SU all year
003Solids, total suspendedMO AVG <= 35 mg/L all year
003Solids, total suspendedDAILY MX <= 70 mg/L all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Offensive ConditionsMAXIMUM report only all year
005BOD, 5-day, 20 deg. C30DA AVG <= 20 mg/L all year
005BOD, 5-day, 20 deg. CDAILY MX <= 40 mg/L all year
005BOD, 5-day, 20 deg. C30DA AVG <= 1.7 lb/d all year
005BOD, 5-day, 20 deg. CDAILY MX <= 3.2 lb/d all year
005pHMO MIN >= 6 SU all year
005pHMO MAX <= 9 SU all year
005Solids, total suspended30DA AVG <= 25 mg/L all year
005Solids, total suspendedDAILY MX <= 50 mg/L all year
005Solids, total suspended30DA AVG <= 2.1 lb/d all year
005Solids, total suspendedDAILY MX <= 4.2 lb/d all year
005Flow, in conduit or thru treatment plantMO AVG report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
005Chlorine, total residualDAILY MX <= .0042 mg/L 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