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Sullivan Wastewater Treatment

Sewage treatment plant, Sullivan, Wisconsin. NPDES permit WI0025585 expired Jun 30, 2022; its limits still apply. Last 12 months: no values over a limit, 247 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form A monthly (19 values), outfall 701 form A monthly (4 values)
Last report on file
None
Oct 2024 – Sep 2025
0 values over a limit, 270 required values missing, 0 of 24 reports late

Limits in force (32)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]daily minimum≥ 4 mg/Lall year001
BOD, 5-day, 20 deg. Cweekly average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 20 mg/Lall year001
pHdaily minimum≥ 6 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedweekly average≤ 30 mg/LJan, Mar, May, Jul, Aug, Oct, Dec001
Solids, total suspendedweekly average≤ 30 mg/LApr, Jun, Sep, Nov001
Solids, total suspendedweekly average≤ 30 mg/LFeb001
Solids, total suspendedmonthly average≤ 20 mg/LJan, Mar, May, Jul, Aug, Oct, Dec001
Solids, total suspendedmonthly average≤ 20 mg/LApr, Jun, Sep, Nov001
Solids, total suspendedmonthly average≤ 20 mg/LFeb001
Solids, total suspendedmonthly average≤ 12.9 lb/dJan, Mar, May, Jul, Aug, Oct, Dec001
Solids, total suspendedmonthly average≤ 12.7 lb/dApr, Jun, Sep, Nov001
Solids, total suspendedmonthly average≤ 15.7 lb/dFeb001
Solids, total suspendedweekly average≤ 19.1 lb/dJan, Mar, May, Jul, Aug, Oct, Dec001
Solids, total suspendedweekly average≤ 18.7 lb/dApr, Jun, Sep, Nov001
Solids, total suspendedweekly average≤ 23.3 lb/dFeb001
Nitrogen, ammonia total [as N]weekly average≤ 16 mg/LMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 6.4 mg/LMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 24 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Phosphorus, total [as P]monthly average≤ 4.7 mg/Lall year001
Phosphorus, total [as P]monthly averagereport only (lb/d)all year001
Phosphorus, total [as P]daily maximumreport only (lb/d)all year001
Chloride [as Cl]weekly average≤ 620 mg/Lall year001
Chloride [as Cl]monthly averagereport only (lb/d)all year001
Chloride [as Cl]daily maximumreport only (lb/d)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year701
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year701
Solids, total suspendedmonthly averagereport only (mg/L)all year701
Solids, total suspendeddaily maximumreport only (mg/L)all year701

How strict are these limits?

Cited limits by parameter: Wisconsin's rules and the federal ones.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WI0025585 · MCP: https://passage-data.com/mcp