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City of West Burlington

Sewage treatment plant, major discharger, West Burlington, Iowa. NPDES permit IA0033669 expired Jul 31, 2026; its limits still apply. 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 (34 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 4 required values missing, 0 of 12 reports late

Limits in force (78)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year
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≤ 463 lb/dall year
Solids, total suspended7-day average≤ 694 lb/dall 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≤ 2.5 mg/LDec
Nitrogen, ammonia total [as N]30-day average≤ 1.1 mg/LSep
Nitrogen, ammonia total [as N]30-day average≤ 1.3 mg/LJun
Nitrogen, ammonia total [as N]30-day average≤ 2.3 mg/LNov
Nitrogen, ammonia total [as N]30-day average≤ 3.4 mg/LMar
Nitrogen, ammonia total [as N]30-day average≤ 1.6 mg/LOct
Nitrogen, ammonia total [as N]30-day average≤ 4 mg/LFeb
Nitrogen, ammonia total [as N]30-day average≤ 1.7 mg/LMay
Nitrogen, ammonia total [as N]30-day average≤ 3.4 mg/LJan
Nitrogen, ammonia total [as N]30-day average≤ 1.5 mg/LApr
Nitrogen, ammonia total [as N]30-day average≤ 1 mg/LAug
Nitrogen, ammonia total [as N]30-day average≤ 1 mg/LJul
Nitrogen, ammonia total [as N]daily maximum≤ 16 mg/LDec
Nitrogen, ammonia total [as N]daily maximum≤ 16.5 mg/LSep
Nitrogen, ammonia total [as N]daily maximum≤ 14.5 mg/LJun
Nitrogen, ammonia total [as N]daily maximum≤ 14.7 mg/LNov
Nitrogen, ammonia total [as N]daily maximum≤ 14.7 mg/LMar
Nitrogen, ammonia total [as N]daily maximum≤ 15.7 mg/LOct
Nitrogen, ammonia total [as N]daily maximum≤ 14.2 mg/LFeb
Nitrogen, ammonia total [as N]daily maximum≤ 15.2 mg/LMay
Nitrogen, ammonia total [as N]daily maximum≤ 15.2 mg/LJan
Nitrogen, ammonia total [as N]daily maximum≤ 15.7 mg/LApr
Nitrogen, ammonia total [as N]daily maximum≤ 16.3 mg/LAug
Nitrogen, ammonia total [as N]daily maximum≤ 17.6 mg/LJul
Nitrogen, ammonia total [as N]30-day average≤ 38.2 lb/dDec
Nitrogen, ammonia total [as N]30-day average≤ 16.3 lb/dSep
Nitrogen, ammonia total [as N]30-day average≤ 20 lb/dJun
Nitrogen, ammonia total [as N]30-day average≤ 35.9 lb/dNov
Nitrogen, ammonia total [as N]30-day average≤ 52.6 lb/dMar
Nitrogen, ammonia total [as N]30-day average≤ 24.1 lb/dOct
Nitrogen, ammonia total [as N]30-day average≤ 61 lb/dFeb
Nitrogen, ammonia total [as N]30-day average≤ 26.9 lb/dMay
Nitrogen, ammonia total [as N]30-day average≤ 52.6 lb/dJan
Nitrogen, ammonia total [as N]30-day average≤ 23.5 lb/dApr
Nitrogen, ammonia total [as N]30-day average≤ 14.8 lb/dAug
Nitrogen, ammonia total [as N]30-day average≤ 15.6 lb/dJul
Nitrogen, ammonia total [as N]daily maximum≤ 246.6 lb/dDec
Nitrogen, ammonia total [as N]daily maximum≤ 251.1 lb/dSep
Nitrogen, ammonia total [as N]daily maximum≤ 223.4 lb/dJun
Nitrogen, ammonia total [as N]daily maximum≤ 227 lb/dNov
Nitrogen, ammonia total [as N]daily maximum≤ 226.9 lb/dMar
Nitrogen, ammonia total [as N]daily maximum≤ 242.8 lb/dOct
Nitrogen, ammonia total [as N]daily maximum≤ 219.3 lb/dFeb
Nitrogen, ammonia total [as N]daily maximum≤ 234.8 lb/dMay
Nitrogen, ammonia total [as N]daily maximum≤ 234.6 lb/dJan
Nitrogen, ammonia total [as N]daily maximum≤ 242.6 lb/dApr
Nitrogen, ammonia total [as N]daily maximum≤ 251.1 lb/dAug
Nitrogen, ammonia total [as N]daily maximum≤ 272.1 lb/dJul
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
Copper, total [as Cu]30-day average≤ .01687 mg/Lall year
Copper, total [as Cu]daily maximum≤ .0269 mg/Lall year
Copper, total [as Cu]30-day average≤ .2603 lb/dall year
Copper, total [as Cu]daily maximum≤ .415 lb/dall year
Nickel, total [as Ni]30-day average≤ .09376 mg/Lall year
Nickel, total [as Ni]daily maximum≤ .8433 mg/Lall year
Nickel, total [as Ni]30-day average≤ 1.447 lb/dall year
Nickel, total [as Ni]daily maximum≤ 13.01 lb/dall year
E. coligeometric mean≤ 437 #/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≤ 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≤ 386 lb/dall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 617 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/IA0033669 · MCP: https://passage-data.com/mcp