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City of Juneau

Sewage treatment plant, Juneau, Wisconsin. NPDES permit WI0021474 expired Dec 31, 2023; its limits still apply. Last 12 months: over a limit once (last January 2026), 32 required values missing, 16 of 22 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form A monthly (14 values), outfall 701 form A monthly (2 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
7 values over a limit, 0 required values missing, 22 of 24 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
January 2026Nitrogen, ammonia total [as N], daily maximum11≤ 7.6 mg/L45%

Limits in force (55)

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/LFeb001
Solids, total suspendedweekly average≤ 30 mg/LApr, Jun, Sep, Nov001
Solids, total suspendedmonthly average≤ 20 mg/LJan, Mar, May, Jul, Aug, Oct, Dec001
Solids, total suspendedmonthly average≤ 20 mg/LFeb001
Solids, total suspendedmonthly average≤ 20 mg/LApr, Jun, Sep, Nov001
Solids, total suspendedmonthly average≤ 101 lb/dJan, Mar, May, Jul, Aug, Oct, Dec001
Solids, total suspendedmonthly average≤ 114 lb/dFeb001
Solids, total suspendedmonthly average≤ 107 lb/dApr, Jun, Sep, Nov001
Solids, total suspendedweekly average≤ 142 lb/dJan, Mar, May, Jul, Aug, Oct, Dec001
Solids, total suspendedweekly average≤ 161 lb/dFeb001
Solids, total suspendedweekly average≤ 151 lb/dApr, Jun, Sep, Nov001
Nitrogen, ammonia total [as N]weekly average≤ 8.6 mg/LJan, Feb, Mar, Oct, Nov, Dec001
Nitrogen, ammonia total [as N]weekly average≤ 7.6 mg/LApr001
Nitrogen, ammonia total [as N]weekly average≤ 6.5 mg/LMay001
Nitrogen, ammonia total [as N]weekly average≤ 6.5 mg/LJun–Sep001
Nitrogen, ammonia total [as N]monthly average≤ 3.7 mg/LJan, Feb, Mar, Oct, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 2.6 mg/LApr001
Nitrogen, ammonia total [as N]monthly average≤ 2.6 mg/LMay001
Nitrogen, ammonia total [as N]monthly average≤ 2.6 mg/LJun–Sep001
Nitrogen, ammonia total [as N]daily maximum≤ 7.6 mg/LJan, Feb, Mar, Oct, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 8 mg/LApr001
Nitrogen, ammonia total [as N]daily maximum≤ 8 mg/LMay001
Nitrogen, ammonia total [as N]daily maximum≤ 8.6 mg/LJun–Sep001
Phosphorus, total [as P]monthly average≤ 1 mg/LJan001
Phosphorus, total [as P]monthly average≤ 1 mg/LFeb001
Phosphorus, total [as P]monthly average≤ 1 mg/LMar001
Phosphorus, total [as P]monthly average≤ 1 mg/LApr001
Phosphorus, total [as P]monthly average≤ 1 mg/LMay001
Phosphorus, total [as P]monthly average≤ 1 mg/LJun001
Phosphorus, total [as P]monthly average≤ 1 mg/LJul001
Phosphorus, total [as P]monthly average≤ 1 mg/LAug001
Phosphorus, total [as P]monthly average≤ 1 mg/LSep001
Phosphorus, total [as P]monthly average≤ 1 mg/LOct001
Phosphorus, total [as P]monthly average≤ 1 mg/LNov001
Phosphorus, total [as P]monthly average≤ 1 mg/LDec001
Phosphorus, total [as P]monthly average≤ 1.3 lb/dJan001
Phosphorus, total [as P]monthly average≤ 3.25 lb/dFeb001
Phosphorus, total [as P]monthly average≤ 3.68 lb/dMar001
Phosphorus, total [as P]monthly average≤ 3.46 lb/dApr001
Phosphorus, total [as P]monthly average≤ 3.39 lb/dMay001
Phosphorus, total [as P]monthly average≤ 2.9 lb/dJun001
Phosphorus, total [as P]monthly average≤ 2.46 lb/dJul001
Phosphorus, total [as P]monthly average≤ .96 lb/dAug001
Phosphorus, total [as P]monthly average≤ .88 lb/dSep001
Phosphorus, total [as P]monthly average≤ 1.04 lb/dOct001
Phosphorus, total [as P]monthly average≤ 1.17 lb/dNov001
Phosphorus, total [as P]monthly average≤ .99 lb/dDec001
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.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WI0021474 · MCP: https://passage-data.com/mcp