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City of Liscomb

Sewage treatment plant, Liscomb, Iowa. NPDES permit IA0056847, in force until Mar 31, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (6 values)
Renewal application due
Oct 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (28)

ParameterStatisticLimitMonths
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspended30-day average≤ 80 mg/Lall year
Solids, total suspended7-day average≤ 120 mg/Lall year
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/LOct
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/LFeb
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/LAug
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/LJun
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/LDec
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/LMay
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/LNov
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/LApr
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/LMar
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/LSep
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/LJan
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/LJul
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/LOct
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/LFeb
BOD, carbonaceous [5 day, 20 C]7-day average≤ 38 mg/LAug
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/LJun
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/LDec
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/LMay
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/LNov
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/LApr
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/LMar
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/LSep
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/LJan
BOD, carbonaceous [5 day, 20 C]7-day average≤ 38 mg/LJul

How strict are these limits?

Cited limits by parameter: Iowa'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/IA0056847 · MCP: https://passage-data.com/mcp