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Oak Hills Owners Association

Civic And Social Associations, Burlington, Iowa. NPDES permit IA0075469, in force until Feb 28, 2031. Last 12 months: over a limit 11 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (30 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
24 values over a limit, 2 required values missing, 0 of 12 reports late

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

Period endingParameterReportedLimitOver by
March 2026Chlorine, total residual, 30-day average.025≤ .009 mg/L178%
March 2026Chlorine, total residual, daily maximum.016205≤ .009 lb/d80%
March 2026Chlorine, total residual, daily maximum.1≤ .019 mg/L426%
April 2026BOD, carbonaceous [5 day, 20 C], 7-day average28.48842≤ 20 lb/d42%
April 2026Chlorine, total residual, daily maximum.010296≤ .009 lb/d14%
April 2026Solids, total suspended, 30-day average53≤ 30 mg/L77%
April 2026Solids, total suspended, 30-day average88.81684≤ 15 lb/d492%
April 2026Solids, total suspended, 7-day average53≤ 45 mg/L18%
April 2026Solids, total suspended, 7-day average88.81684≤ 22 lb/d304%
May 2026Chlorine, total residual, 30-day average.01≤ .009 mg/L11%
June 2026Solids, total suspended, 30-day average34≤ 30 mg/L13%

Limits in force (74)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 5 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≥ 6.5 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≤ 30 mg/Lall year
Solids, total suspended7-day average≤ 45 mg/Lall year
Solids, total suspended30-day average≤ 15 lb/dall year
Solids, total suspended7-day average≤ 22 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, ammonia total [as N]30-day average≤ 4 mg/LFeb
Nitrogen, ammonia total [as N]30-day average≤ 3.4 mg/LJan
Nitrogen, ammonia total [as N]30-day average≤ 1 mg/LAug
Nitrogen, ammonia total [as N]30-day average≤ 1.3 mg/LJun
Nitrogen, ammonia total [as N]30-day average≤ 1.5 mg/LApr
Nitrogen, ammonia total [as N]30-day average≤ 2.5 mg/LDec
Nitrogen, ammonia total [as N]30-day average≤ 1 mg/LJul
Nitrogen, ammonia total [as N]30-day average≤ 2.3 mg/LNov
Nitrogen, ammonia total [as N]30-day average≤ 1.6 mg/LOct
Nitrogen, ammonia total [as N]30-day average≤ 1.1 mg/LSep
Nitrogen, ammonia total [as N]30-day average≤ 1.7 mg/LMay
Nitrogen, ammonia total [as N]30-day average≤ 3.4 mg/LMar
Nitrogen, ammonia total [as N]daily maximum≤ 14.2 mg/LFeb
Nitrogen, ammonia total [as N]daily maximum≤ 15.2 mg/LJan
Nitrogen, ammonia total [as N]daily maximum≤ 13.7 mg/LAug
Nitrogen, ammonia total [as N]daily maximum≤ 14.4 mg/LJun
Nitrogen, ammonia total [as N]daily maximum≤ 15.7 mg/LApr
Nitrogen, ammonia total [as N]daily maximum≤ 16 mg/LDec
Nitrogen, ammonia total [as N]daily maximum≤ 14.2 mg/LJul
Nitrogen, ammonia total [as N]daily maximum≤ 14.7 mg/LNov
Nitrogen, ammonia total [as N]daily maximum≤ 15.7 mg/LOct
Nitrogen, ammonia total [as N]daily maximum≤ 16.3 mg/LSep
Nitrogen, ammonia total [as N]daily maximum≤ 15.2 mg/LMay
Nitrogen, ammonia total [as N]daily maximum≤ 14.7 mg/LMar
Nitrogen, ammonia total [as N]30-day average≤ 1.9 lb/dFeb
Nitrogen, ammonia total [as N]30-day average≤ 1.7 lb/dJan
Nitrogen, ammonia total [as N]30-day average≤ .5 lb/dAug
Nitrogen, ammonia total [as N]30-day average≤ .6 lb/dJun
Nitrogen, ammonia total [as N]30-day average≤ .7 lb/dApr
Nitrogen, ammonia total [as N]30-day average≤ 1.2 lb/dDec
Nitrogen, ammonia total [as N]30-day average≤ .5 lb/dJul
Nitrogen, ammonia total [as N]30-day average≤ 1.1 lb/dNov
Nitrogen, ammonia total [as N]30-day average≤ .8 lb/dOct
Nitrogen, ammonia total [as N]30-day average≤ .5 lb/dSep
Nitrogen, ammonia total [as N]30-day average≤ .9 lb/dMay
Nitrogen, ammonia total [as N]30-day average≤ 1.7 lb/dMar
Nitrogen, ammonia total [as N]daily maximum≤ 7 lb/dFeb
Nitrogen, ammonia total [as N]daily maximum≤ 7.5 lb/dJan
Nitrogen, ammonia total [as N]daily maximum≤ 6.8 lb/dAug
Nitrogen, ammonia total [as N]daily maximum≤ 7.1 lb/dJun
Nitrogen, ammonia total [as N]daily maximum≤ 7.7 lb/dApr
Nitrogen, ammonia total [as N]daily maximum≤ 7.9 lb/dDec
Nitrogen, ammonia total [as N]daily maximum≤ 7 lb/dJul
Nitrogen, ammonia total [as N]daily maximum≤ 7.2 lb/dNov
Nitrogen, ammonia total [as N]daily maximum≤ 7.7 lb/dOct
Nitrogen, ammonia total [as N]daily maximum≤ 8 lb/dSep
Nitrogen, ammonia total [as N]daily maximum≤ 7.5 lb/dMay
Nitrogen, ammonia total [as N]daily maximum≤ 7.2 lb/dMar
Chlorine, total residual30-day average≤ .009 mg/Lall year
Chlorine, total residualdaily maximum≤ .019 mg/Lall year
Chlorine, total residual30-day average≤ .005 lb/dall year
Chlorine, total residualdaily maximum≤ .009 lb/dall year
E. coligeometric mean≤ 130 #/100mLMar–Nov
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≤ 12 lb/dall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 20 lb/dall year

How strict are these limits?

Cited limits by parameter: Iowa's rules and the federal ones.

Same industry: the 24 Membership Organizations permits in Iowa.

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Your permit document is the final word. As JSON: /api/v1/permits/IA0075469 · MCP: https://passage-data.com/mcp