CITY OF RICHLAND CENTER

NPDES permit WI0020109 · Major POTW · administratively continued, expires 2018-03-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2018-03-31 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
3required values missing, on 3 form(s)
18of 20 forms filed late

Last period with anything received: 2026-06-30.

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (21)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]DAILY MX <= 17 mg/L all year
001Phosphorus, total [as P]MO AVG <= 1 mg/L all year
001Phosphorus, total [as P]DAILY MX report only all year
001Mercury, total recoverableDAILY MX report only all year
001Coliform, fecal generalGEO MEAN <= 400 #/100mL May, Jun, Jul, Aug, Sep
703BOD, 5-day, 20 deg. CMO AVG report only all year
703BOD, 5-day, 20 deg. CDAILY MX report only all year
703Solids, total suspendedMO AVG report only all year
703Solids, total suspendedDAILY MX report only all year
703Flow, in conduit or thru treatment plantMO AVG report only all year
703Flow, in conduit or thru treatment plantDAILY MX report only all year
703Mercury, total recoverableDAILY MX 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