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

Missouri-American Water Company

Sewerage Systems, Wildwood, Missouri. NPDES permit MO0132624 expired Dec 31, 2024; its limits still apply. Last 12 months: over a limit 2 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form Q quarterly (12 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
2 values over a limit, 2 required values missing, 0 of 4 reports late

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

Period endingParameterReportedLimit
March 2026pH, minimum6.22≥ 6.5 SU
June 2026pH, minimum6.35≥ 6.5 SU

Limits in force (14)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
pHminimum≥ 6.5 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 10.2 mg/LJan, Feb, Mar, Oct, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 6 mg/LApr–Sep
Nitrogen, ammonia total [as N]monthly average≤ 2.7 mg/LJan, Feb, Mar, Oct, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1.2 mg/LApr–Sep
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
E. colidaily maximum≤ 1030 #/100mLApr–Dec
E. coli30-day geometric mean≤ 206 #/100mLApr–Dec

How strict are these limits?

Cited limits by parameter: Missouri'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/MO0132624 · MCP: https://passage-data.com/mcp