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Iowa Department of Natural Resources

Trailer Parks And Campsites, Madrid, Iowa. NPDES permit IA0077127, in force until May 31, 2029. Last 12 months: over a limit 12 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (21 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
5 values over a limit, 1 required value missing, 1 of 12 reports late

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

Period endingParameterReportedLimitOver by
February 2026pH, daily maximum9.1≤ 9 SU—
March 2026Chlorine, total residual, 30-day average.055≤ .053 mg/L4%
March 2026Chlorine, total residual, daily maximum.14≤ .053 mg/L164%
March 2026pH, daily maximum9.8≤ 9 SU—
April 2026Chlorine, total residual, 30-day average.07≤ .053 mg/L32%
April 2026Chlorine, total residual, daily maximum.002614≤ .0026 lb/d1%
April 2026Chlorine, total residual, daily maximum.15≤ .053 mg/L183%
April 2026pH, daily maximum9.3≤ 9 SU—
July 2026Nitrogen, ammonia total [as N], 30-day average10≤ 8.3 mg/L20%
July 2026Nitrogen, ammonia total [as N], daily maximum10≤ 8.3 mg/L20%
August 2026Nitrogen, ammonia total [as N], 30-day average7.2≤ 6.9 mg/L4%
August 2026Nitrogen, ammonia total [as N], daily maximum7.2≤ 6.9 mg/L4%

Limits in force (65)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 1 mg/Lall year
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
Solids, total suspended30-day average≤ 3.9 lb/dall year
Solids, total suspended7-day average≤ 5.9 lb/dall year
Nitrogen, ammonia total [as N]30-day average≤ 12.2 mg/LApr
Nitrogen, ammonia total [as N]30-day average≤ 6.9 mg/LOct
Nitrogen, ammonia total [as N]30-day average≤ 6.9 mg/LNov
Nitrogen, ammonia total [as N]30-day average≤ 10.1 mg/LDec
Nitrogen, ammonia total [as N]30-day average≤ 8.3 mg/LJun
Nitrogen, ammonia total [as N]30-day average≤ 6.9 mg/LAug
Nitrogen, ammonia total [as N]30-day average≤ 8.3 mg/LJul
Nitrogen, ammonia total [as N]30-day average≤ 10.1 mg/LMar
Nitrogen, ammonia total [as N]30-day average≤ 8.3 mg/LMay
Nitrogen, ammonia total [as N]30-day average≤ 21.8 mg/LFeb
Nitrogen, ammonia total [as N]30-day average≤ 6.9 mg/LSep
Nitrogen, ammonia total [as N]30-day average≤ 51.5 mg/LJan
Nitrogen, ammonia total [as N]daily maximum≤ 12.2 mg/LApr
Nitrogen, ammonia total [as N]daily maximum≤ 6.9 mg/LOct
Nitrogen, ammonia total [as N]daily maximum≤ 6.9 mg/LNov
Nitrogen, ammonia total [as N]daily maximum≤ 10.1 mg/LDec
Nitrogen, ammonia total [as N]daily maximum≤ 8.3 mg/LJun
Nitrogen, ammonia total [as N]daily maximum≤ 6.9 mg/LAug
Nitrogen, ammonia total [as N]daily maximum≤ 8.3 mg/LJul
Nitrogen, ammonia total [as N]daily maximum≤ 10.1 mg/LMar
Nitrogen, ammonia total [as N]daily maximum≤ 8.3 mg/LMay
Nitrogen, ammonia total [as N]daily maximum≤ 21.8 mg/LFeb
Nitrogen, ammonia total [as N]daily maximum≤ 6.9 mg/LSep
Nitrogen, ammonia total [as N]daily maximum≤ 51.5 mg/LJan
Nitrogen, ammonia total [as N]30-day average≤ .6 lb/dApr
Nitrogen, ammonia total [as N]30-day average≤ .3 lb/dOct
Nitrogen, ammonia total [as N]30-day average≤ .3 lb/dNov
Nitrogen, ammonia total [as N]30-day average≤ .5 lb/dDec
Nitrogen, ammonia total [as N]30-day average≤ .4 lb/dJun
Nitrogen, ammonia total [as N]30-day average≤ .3 lb/dAug
Nitrogen, ammonia total [as N]30-day average≤ .4 lb/dJul
Nitrogen, ammonia total [as N]30-day average≤ .5 lb/dMar
Nitrogen, ammonia total [as N]30-day average≤ .4 lb/dMay
Nitrogen, ammonia total [as N]30-day average≤ 1.1 lb/dFeb
Nitrogen, ammonia total [as N]30-day average≤ .3 lb/dSep
Nitrogen, ammonia total [as N]30-day average≤ 2.5 lb/dJan
Nitrogen, ammonia total [as N]daily maximum≤ .6 lb/dApr
Nitrogen, ammonia total [as N]daily maximum≤ .3 lb/dOct
Nitrogen, ammonia total [as N]daily maximum≤ .3 lb/dNov
Nitrogen, ammonia total [as N]daily maximum≤ .5 lb/dDec
Nitrogen, ammonia total [as N]daily maximum≤ .4 lb/dJun
Nitrogen, ammonia total [as N]daily maximum≤ .3 lb/dAug
Nitrogen, ammonia total [as N]daily maximum≤ .4 lb/dJul
Nitrogen, ammonia total [as N]daily maximum≤ .5 lb/dMar
Nitrogen, ammonia total [as N]daily maximum≤ .4 lb/dMay
Nitrogen, ammonia total [as N]daily maximum≤ 1.1 lb/dFeb
Nitrogen, ammonia total [as N]daily maximum≤ .3 lb/dSep
Nitrogen, ammonia total [as N]daily maximum≤ 2.5 lb/dJan
Chlorine, total residual30-day average≤ .053 mg/Lall year
Chlorine, total residualdaily maximum≤ .053 mg/Lall year
Chlorine, total residual30-day average≤ .0026 lb/dall year
Chlorine, total residualdaily maximum≤ .0026 lb/dall year
E. coligeometric mean≤ 3026 #/100mLMar–Nov
E. colidaily maximum≤ 5643 #/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≤ 1.2 lb/dall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 2 lb/dall year

New limits from May 1, 2029

ParameterNew limitNew or tighterMedian, last 12 months× new limit
E. coli, geometric mean150 #/100mL (Mar–Nov)tighter110 #/100mL (3 values)0.733×
Nitrogen, nitrate total [as N], daily maximum9.5 mg/Lnew——

How strict are these limits?

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

Same industry: the 44 Hotels, Rooming Houses, Camps and Other Lodging permits in Iowa.

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Your permit document is the final word. As JSON: /api/v1/permits/IA0077127 · MCP: https://passage-data.com/mcp