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City of Bayard

Sewage treatment plant, Bayard, Iowa. NPDES permit IA0061468, in force until Jan 31, 2027. Last 12 months: over a limit 9 times (last November 2025). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (16 values)
Renewal application due
Aug 4, 2026 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
62 values over a limit, 0 required values missing, 0 of 12 reports late

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

Period endingParameterReportedLimitOver by
October 2025Nitrogen, ammonia total [as N], 30-day average12.41225≤ 4.9 lb/d153%
October 2025Nitrogen, ammonia total [as N], 30-day average19.64≤ 9.1 mg/L116%
October 2025Nitrogen, ammonia total [as N], daily maximum14.57164≤ 8.2 lb/d78%
October 2025Nitrogen, ammonia total [as N], daily maximum21.4≤ 15 mg/L43%
October 2025Solids, total suspended, 30-day average17.56404≤ 17 lb/d3%
November 2025Nitrogen, ammonia total [as N], 30-day average13.72121≤ 4.9 lb/d180%
November 2025Nitrogen, ammonia total [as N], 30-day average15.195≤ 9.1 mg/L67%
November 2025Nitrogen, ammonia total [as N], daily maximum16.75889≤ 8.2 lb/d104%
November 2025Nitrogen, ammonia total [as N], daily maximum21≤ 15 mg/L40%

Limits in force (60)

ParameterStatisticLimitMonths
pHdaily minimum≥ 6.5 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspended30-day average≤ 30 mg/Lall year
Solids, total suspended7-day average≤ 45 mg/Lall year
Solids, total suspended30-day average≤ 17 lb/dall year
Solids, total suspended7-day average≤ 26 lb/dall year
Nitrogen, ammonia total [as N]30-day average≤ 9.1 mg/LOct
Nitrogen, ammonia total [as N]30-day average≤ 9.1 mg/LSep
Nitrogen, ammonia total [as N]30-day average≤ 9.1 mg/LDec
Nitrogen, ammonia total [as N]30-day average≤ 9.1 mg/LJun
Nitrogen, ammonia total [as N]30-day average≤ 9.1 mg/LJul
Nitrogen, ammonia total [as N]30-day average≤ 21 mg/LJan
Nitrogen, ammonia total [as N]30-day average≤ 9.1 mg/LApr
Nitrogen, ammonia total [as N]30-day average≤ 9.1 mg/LMay
Nitrogen, ammonia total [as N]30-day average≤ 9.1 mg/LAug
Nitrogen, ammonia total [as N]30-day average≤ 9.1 mg/LMar
Nitrogen, ammonia total [as N]30-day average≤ 21 mg/LFeb
Nitrogen, ammonia total [as N]30-day average≤ 9.1 mg/LNov
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/LOct
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/LSep
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/LDec
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/LJun
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/LJul
Nitrogen, ammonia total [as N]daily maximum≤ 31 mg/LJan
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/LApr
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/LMay
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/LAug
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/LMar
Nitrogen, ammonia total [as N]daily maximum≤ 31 mg/LFeb
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/LNov
Nitrogen, ammonia total [as N]30-day average≤ 4.9 lb/dOct
Nitrogen, ammonia total [as N]30-day average≤ 4.9 lb/dSep
Nitrogen, ammonia total [as N]30-day average≤ 4.9 lb/dDec
Nitrogen, ammonia total [as N]30-day average≤ 4.9 lb/dJun
Nitrogen, ammonia total [as N]30-day average≤ 4.7 lb/dJul
Nitrogen, ammonia total [as N]30-day average≤ 11 lb/dJan
Nitrogen, ammonia total [as N]30-day average≤ 4.9 lb/dApr
Nitrogen, ammonia total [as N]30-day average≤ 4.9 lb/dMay
Nitrogen, ammonia total [as N]30-day average≤ 4.7 lb/dAug
Nitrogen, ammonia total [as N]30-day average≤ 4.9 lb/dMar
Nitrogen, ammonia total [as N]30-day average≤ 11 lb/dFeb
Nitrogen, ammonia total [as N]30-day average≤ 4.9 lb/dNov
Nitrogen, ammonia total [as N]daily maximum≤ 8.2 lb/dOct
Nitrogen, ammonia total [as N]daily maximum≤ 8.2 lb/dSep
Nitrogen, ammonia total [as N]daily maximum≤ 8.2 lb/dDec
Nitrogen, ammonia total [as N]daily maximum≤ 8.2 lb/dJun
Nitrogen, ammonia total [as N]daily maximum≤ 7.8 lb/dJul
Nitrogen, ammonia total [as N]daily maximum≤ 18 lb/dJan
Nitrogen, ammonia total [as N]daily maximum≤ 8.2 lb/dApr
Nitrogen, ammonia total [as N]daily maximum≤ 8.2 lb/dMay
Nitrogen, ammonia total [as N]daily maximum≤ 7.8 lb/dAug
Nitrogen, ammonia total [as N]daily maximum≤ 8.2 lb/dMar
Nitrogen, ammonia total [as N]daily maximum≤ 18 lb/dFeb
Nitrogen, ammonia total [as N]daily maximum≤ 8.2 lb/dNov
Nitrogen, Kjeldahl, total [as N]30-day average≤ 27 lb/dall year
Nitrogen, Kjeldahl, total [as N]daily maximum≤ 45 lb/dall year
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/Lall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/Lall year
BOD, carbonaceous [5 day, 20 C]30-day average≤ 14 lb/dall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 23 lb/dall year

How strict are these limits?

Cited limits by parameter: Iowa'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/IA0061468 · MCP: https://passage-data.com/mcp