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

Maharishi International University

Book Stores, Fairfield, Iowa. NPDES permit IA0075906, in force until Jun 30, 2030. Last 12 months: over a limit 4 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (24 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 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
March 2026E. coli, geometric mean676.5751≤ 668 #/100mL1%
July 2026Oxygen, dissolved [DO], daily minimum.18≥ 1 mg/L82%
August 2026Oxygen, dissolved [DO], daily minimum.38≥ 1 mg/L62%
September 2026Oxygen, dissolved [DO], daily minimum.58≥ 1 mg/L42%

Limits in force (68)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 1 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 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≤ 1 lb/dall year
Solids, total suspended7-day average≤ 1.5 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≤ 3.4 mg/LJan
Nitrogen, ammonia total [as N]30-day average≤ 2.5 mg/LDec
Nitrogen, ammonia total [as N]30-day average≤ 1.6 mg/LOct
Nitrogen, ammonia total [as N]30-day average≤ 2.4 mg/LNov
Nitrogen, ammonia total [as N]30-day average≤ 1 mg/LAug
Nitrogen, ammonia total [as N]30-day average≤ 1.5 mg/LApr
Nitrogen, ammonia total [as N]30-day average≤ 3.4 mg/LMar
Nitrogen, ammonia total [as N]30-day average≤ 1 mg/LJul
Nitrogen, ammonia total [as N]30-day average≤ 4 mg/LFeb
Nitrogen, ammonia total [as N]30-day average≤ 1.8 mg/LMay
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]daily maximum≤ 14.1 mg/LJan
Nitrogen, ammonia total [as N]daily maximum≤ 10 mg/LDec
Nitrogen, ammonia total [as N]daily maximum≤ 11.1 mg/LOct
Nitrogen, ammonia total [as N]daily maximum≤ 8.6 mg/LNov
Nitrogen, ammonia total [as N]daily maximum≤ 8.4 mg/LAug
Nitrogen, ammonia total [as N]daily maximum≤ 8.5 mg/LApr
Nitrogen, ammonia total [as N]daily maximum≤ 11.8 mg/LMar
Nitrogen, ammonia total [as N]daily maximum≤ 10.1 mg/LJul
Nitrogen, ammonia total [as N]daily maximum≤ 14.3 mg/LFeb
Nitrogen, ammonia total [as N]daily maximum≤ 9 mg/LMay
Nitrogen, ammonia total [as N]daily maximum≤ 11.8 mg/LSep
Nitrogen, ammonia total [as N]daily maximum≤ 9.6 mg/LJun
Nitrogen, ammonia total [as N]30-day average≤ .11 lb/dJan
Nitrogen, ammonia total [as N]30-day average≤ .08 lb/dDec
Nitrogen, ammonia total [as N]30-day average≤ .05 lb/dOct
Nitrogen, ammonia total [as N]30-day average≤ .08 lb/dNov
Nitrogen, ammonia total [as N]30-day average≤ .03 lb/dAug
Nitrogen, ammonia total [as N]30-day average≤ .05 lb/dApr
Nitrogen, ammonia total [as N]30-day average≤ .11 lb/dMar
Nitrogen, ammonia total [as N]30-day average≤ .03 lb/dJul
Nitrogen, ammonia total [as N]30-day average≤ .13 lb/dFeb
Nitrogen, ammonia total [as N]30-day average≤ .06 lb/dMay
Nitrogen, ammonia total [as N]30-day average≤ .04 lb/dSep
Nitrogen, ammonia total [as N]30-day average≤ .04 lb/dJun
Nitrogen, ammonia total [as N]daily maximum≤ .47 lb/dJan
Nitrogen, ammonia total [as N]daily maximum≤ .33 lb/dDec
Nitrogen, ammonia total [as N]daily maximum≤ .37 lb/dOct
Nitrogen, ammonia total [as N]daily maximum≤ .29 lb/dNov
Nitrogen, ammonia total [as N]daily maximum≤ .28 lb/dAug
Nitrogen, ammonia total [as N]daily maximum≤ .28 lb/dApr
Nitrogen, ammonia total [as N]daily maximum≤ .4 lb/dMar
Nitrogen, ammonia total [as N]daily maximum≤ .34 lb/dJul
Nitrogen, ammonia total [as N]daily maximum≤ .48 lb/dFeb
Nitrogen, ammonia total [as N]daily maximum≤ .3 lb/dMay
Nitrogen, ammonia total [as N]daily maximum≤ .39 lb/dSep
Nitrogen, ammonia total [as N]daily maximum≤ .32 lb/dJun
E. coligeometric mean≤ 668 #/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≤ .83 lb/dall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 1.33 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/IA0075906 · MCP: https://passage-data.com/mcp