SUPERIOR SEWAGE DISPOSAL SYSTEM

NPDES permit WI0025593 · Major POTW · expired, expires 2024-03-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2024-03-31 and is expired: 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
11required values missing, on 11 form(s)
45of 88 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 (112)

OutfallParameterStatisticLimitMonths
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]WKLY AVG <= 39 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 39 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Phosphorus, total [as P]MO AVG <= .7 mg/L all year
001Phosphorus, total [as P]DAILY MX report only all year
001Cyanide, total [as CN]DAILY MX report only all year
001Hardness, total [as CaCO3]DAILY MX report only all year
001Arsenic, total recoverableQB report only all year
001Nickel, total recoverableDAILY MX report only all year
001Zinc, total recoverableDAILY MX report only all year
001Cadmium, total recoverableDAILY MX report only all year
001Lead, total recoverableDAILY MX report only all year
001Chromium, total recoverableDAILY MX report only all year
001Copper, total recoverableDAILY MX report only all year
001E. coliMO AVG report only all year
001E. coliDAILY MX report only all year
001Mercury, total recoverableDAILY MX <= 13 ng/L all year
001Coliform, fecal generalWK GEOMN <= 656 #/100mL all year
001Coliform, fecal generalGEO MEAN <= 400 #/100mL all year
001BOD, carbonaceous [5 day, 5 C]WKLY AVG <= 40 mg/L all year
001BOD, carbonaceous [5 day, 5 C]MO AVG <= 25 mg/L all year
001BOD, carbonaceous [5 day, 5 C]DAILY MX report only all year
002BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
002BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
002BOD, 5-day, 20 deg. CDAILY MX report only all year
002Solids, total suspendedMO AVG <= 60 mg/L all year
002Solids, total suspendedDAILY MX report only all year
002Nitrogen, ammonia total [as N]WKLY AVG <= 39 mg/L all year
002Nitrogen, ammonia total [as N]MO AVG <= 39 mg/L all year
002Nitrogen, ammonia total [as N]DAILY MX report only all year
002Phosphorus, total [as P]MO AVG <= 1 mg/L all year
002Phosphorus, total [as P]DAILY MX report only all year
002Chloride [as Cl]DAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Chlorine, total residualWKLY AVG <= 38 ug/L all year
002Chlorine, total residualMO AVG <= 38 ug/L all year
002Chlorine, total residualDAILY MX <= 38 ug/L all year
002E. coliMO AVG report only all year
002E. coliDAILY MX report only all year
002Coliform, fecal generalWK GEOMN <= 972 #/100mL all year
002Coliform, fecal generalGEO MEAN <= 400 #/100mL all year
003BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
003BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
003BOD, 5-day, 20 deg. CDAILY MX report only all year
003pHDAILY MN >= 6 SU all year
003pHDAILY MX <= 9 SU all year
003Solids, total suspendedWKLY AVG <= 65 mg/L all year
003Solids, total suspendedMO AVG report only all year
003Solids, total suspendedDAILY MX report only all year
003Nitrogen, ammonia total [as N]MO AVG report only all year
003Nitrogen, ammonia total [as N]DAILY MX report only all year
003Phosphorus, total [as P]MO AVG <= 1 mg/L all year
003Phosphorus, total [as P]DAILY MX report only all year
003E. coliMO AVG report only May, Jun, Jul, Aug, Sep
003E. coliDAILY MX report only May, Jun, Jul, Aug, Sep
003Coliform, fecal generalGEO MEAN report only May, Jun, Jul, Aug, Sep
004BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
004BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
004BOD, 5-day, 20 deg. CDAILY MX report only all year
004pHDAILY MN >= 6 SU all year
004pHDAILY MX <= 9 SU all year
004Solids, total suspendedWKLY AVG <= 65 mg/L all year
004Solids, total suspendedMO AVG report only all year
004Solids, total suspendedDAILY MX report only all year
004Nitrogen, ammonia total [as N]MO AVG report only all year
004Nitrogen, ammonia total [as N]DAILY MX report only all year
004Phosphorus, total [as P]MO AVG <= 1 mg/L all year
004Phosphorus, total [as P]DAILY MX report only all year
004E. coliMO AVG report only May, Jun, Jul, Aug, Sep
004E. coliDAILY MX report only May, Jun, Jul, Aug, Sep
004Coliform, fecal generalGEO MEAN report only May, Jun, Jul, Aug, Sep
701BOD, 5-day, 20 deg. CMO AVG report only all year
701BOD, 5-day, 20 deg. CDAILY MX report only all year
701Solids, total suspendedMO AVG report only all year
701Solids, total suspendedDAILY MX report only all year
701Phosphorus, total [as P]MO AVG report only all year
701Phosphorus, total [as P]DAILY MX report only all year
701Cyanide, total [as CN]DAILY MX report only all year
701Arsenic, total recoverableQB report only all year
701Nickel, total recoverableDAILY MX report only all year
701Zinc, total recoverableDAILY MX report only all year
701Cadmium, total recoverableDAILY MX report only all year
701Lead, total recoverableDAILY MX report only all year
701Chromium, total recoverableDAILY MX report only all year
701Copper, total recoverableDAILY MX report only all year
701Flow, in conduit or thru treatment plantMO AVG report only all year
701Flow, in conduit or thru treatment plantDAILY MX report only all year
701Mercury, total recoverableQB report only all year
701BOD, carbonaceous [5 day, 5 C]MO AVG report only all year
701BOD, carbonaceous [5 day, 5 C]DAILY MX report only all year
702BOD, 5-day, 20 deg. CMO AVG report only all year
702BOD, 5-day, 20 deg. CDAILY MX report only all year
702Solids, total suspendedMO AVG report only all year
702Solids, total suspendedDAILY MX report only all year
705BOD, 5-day, 20 deg. CMO AVG report only all year
705BOD, 5-day, 20 deg. CDAILY MX report only all year
705Solids, total suspendedMO AVG report only all year
705Solids, total suspendedDAILY MX report only all year
705Flow, in conduit or thru treatment plantMO AVG report only all year
705Flow, in conduit or thru treatment plantDAILY MX report only all year
706BOD, 5-day, 20 deg. CMO AVG report only all year
706BOD, 5-day, 20 deg. CDAILY MX report only all year
706Solids, total suspendedMO AVG report only all year
706Solids, total suspendedDAILY MX report only all year
706Flow, in conduit or thru treatment plantMO AVG report only all year
706Flow, in conduit or thru treatment plantDAILY 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