Passage Data · Check a report · Use it from your AI

City of Fort Dodge

Sewage treatment plant, major discharger, Fort Dodge, Iowa. NPDES permit IA0044849, in force until Dec 31, 2030. 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 (46 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (90)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 4 mg/Lall year
BOD, 5-day, 20 deg. C30-day averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year
BOD, 5-day, 20 deg. C30-day averagereport only (lb/d)all year
BOD, 5-day, 20 deg. Cdaily maximumreport only (lb/d)all year
pHdaily minimum≥ 6.3 SUall year
pHdaily maximum≤ 9 SUall year
pH30-day averagereport only (SU)all year
pHdaily maximumreport only (SU)all year
Solids, total suspended30-day average≤ 54 mg/Lall year
Solids, total suspended7-day average≤ 126 mg/Lall year
Solids, total suspended30-day average≤ 6755 lb/dall year
Solids, total suspended7-day average≤ 15763 lb/dall year
Solids, total suspended30-day averagereport only (mg/L)all year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Solids, total suspended30-day averagereport only (lb/d)all year
Solids, total suspendeddaily maximumreport only (lb/d)all year
Nitrogen, total [as N]30-day averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, total [as N]30-day averagereport only (lb/d)all year
Nitrogen, total [as N]daily maximumreport only (lb/d)all year
Nitrogen, ammonia total [as N]30-day average≤ 3.3 mg/LSep
Nitrogen, ammonia total [as N]30-day average≤ 12.3 mg/LJan
Nitrogen, ammonia total [as N]30-day average≤ 14.1 mg/LFeb
Nitrogen, ammonia total [as N]30-day average≤ 3.1 mg/LJul
Nitrogen, ammonia total [as N]30-day average≤ 2.9 mg/LJun
Nitrogen, ammonia total [as N]30-day average≤ 8.9 mg/LDec
Nitrogen, ammonia total [as N]30-day average≤ 8.4 mg/LNov
Nitrogen, ammonia total [as N]30-day average≤ 4.3 mg/LMay
Nitrogen, ammonia total [as N]30-day average≤ 2.8 mg/LAug
Nitrogen, ammonia total [as N]30-day average≤ 5 mg/LApr
Nitrogen, ammonia total [as N]30-day average≤ 5.6 mg/LOct
Nitrogen, ammonia total [as N]30-day average≤ 7 mg/LMar
Nitrogen, ammonia total [as N]daily maximum≤ 15.1 mg/LSep
Nitrogen, ammonia total [as N]daily maximum≤ 16.3 mg/LJan
Nitrogen, ammonia total [as N]daily maximum≤ 15.6 mg/LFeb
Nitrogen, ammonia total [as N]daily maximum≤ 12.6 mg/LJul
Nitrogen, ammonia total [as N]daily maximum≤ 15.2 mg/LJun
Nitrogen, ammonia total [as N]daily maximum≤ 16.8 mg/LDec
Nitrogen, ammonia total [as N]daily maximum≤ 15.4 mg/LNov
Nitrogen, ammonia total [as N]daily maximum≤ 15.9 mg/LMay
Nitrogen, ammonia total [as N]daily maximum≤ 13.6 mg/LAug
Nitrogen, ammonia total [as N]daily maximum≤ 16.5 mg/LApr
Nitrogen, ammonia total [as N]daily maximum≤ 16.6 mg/LOct
Nitrogen, ammonia total [as N]daily maximum≤ 15.7 mg/LMar
Nitrogen, ammonia total [as N]30-day average≤ 312 lb/dSep
Nitrogen, ammonia total [as N]30-day average≤ 1049.3 lb/dJan
Nitrogen, ammonia total [as N]30-day average≤ 1207.1 lb/dFeb
Nitrogen, ammonia total [as N]30-day average≤ 275 lb/dJul
Nitrogen, ammonia total [as N]30-day average≤ 277 lb/dJun
Nitrogen, ammonia total [as N]30-day average≤ 759.6 lb/dDec
Nitrogen, ammonia total [as N]30-day average≤ 713.7 lb/dNov
Nitrogen, ammonia total [as N]30-day average≤ 401 lb/dMay
Nitrogen, ammonia total [as N]30-day average≤ 250 lb/dAug
Nitrogen, ammonia total [as N]30-day average≤ 465.7 lb/dApr
Nitrogen, ammonia total [as N]30-day average≤ 477.3 lb/dOct
Nitrogen, ammonia total [as N]30-day average≤ 626.4 lb/dMar
Nitrogen, ammonia total [as N]daily maximum≤ 876 lb/dSep
Nitrogen, ammonia total [as N]daily maximum≤ 1981 lb/dJan
Nitrogen, ammonia total [as N]daily maximum≤ 1872 lb/dFeb
Nitrogen, ammonia total [as N]daily maximum≤ 713 lb/dJul
Nitrogen, ammonia total [as N]daily maximum≤ 976 lb/dJun
Nitrogen, ammonia total [as N]daily maximum≤ 2059 lb/dDec
Nitrogen, ammonia total [as N]daily maximum≤ 1889 lb/dNov
Nitrogen, ammonia total [as N]daily maximum≤ 1689 lb/dMay
Nitrogen, ammonia total [as N]daily maximum≤ 763 lb/dAug
Nitrogen, ammonia total [as N]daily maximum≤ 2018 lb/dApr
Nitrogen, ammonia total [as N]daily maximum≤ 2025 lb/dOct
Nitrogen, ammonia total [as N]daily maximum≤ 1906 lb/dMar
Nitrogen, nitrate total [as N]30-day average≤ 3800 lb/dall year
Nitrogen, nitrate total [as N]daily maximum≤ 6220 lb/dall year
Nitrogen, Kjeldahl, total [as N]30-day averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]30-day averagereport only (lb/d)all year
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (lb/d)all year
Phosphorus, total [as P]30-day averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]30-day averagereport only (lb/d)all year
Phosphorus, total [as P]daily maximumreport only (lb/d)all year
Chloride [as Cl]30-day average≤ 632 mg/Lall year
Chloride [as Cl]daily maximum≤ 658 mg/Lall year
Chloride [as Cl]30-day average≤ 65651 lb/dall year
Chloride [as Cl]daily maximum≤ 80710 lb/dall year
E. coligeometric mean≤ 126 #/100mLMar–Nov
Toxicity [acute], Ceriodaphnia dubiadaily maximum≤ 1 N=0;Y=1all year
Toxicity [acute], Pimephales promelas [Fathead Minnow]daily maximum≤ 1 N=0;Y=1all year
BOD, carbonaceous [5 day, 20 C]30-day average≤ 43 mg/Lall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 104 mg/Lall year
BOD, carbonaceous [5 day, 20 C]30-day average≤ 5379 lb/dall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 13010 lb/dall year

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

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/IA0044849 · MCP: https://passage-data.com/mcp