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Rockwood School District

Elementary And Secondary Schools, Wildwood, Missouri. NPDES permit MO0125407, in force until Mar 31, 2031. Last 12 months: over a limit 6 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form Q quarterly (16 values), outfall INF form IQ quarterly (2 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
9 values over a limit, 16 required values missing, 2 of 8 reports late

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

Period endingParameterReportedLimitOver by
March 2026Nitrogen, ammonia total [as N], monthly average12≤ 3.1 mg/L287%
June 2026Nitrogen, ammonia total [as N], daily maximum12≤ 10.1 mg/L19%
June 2026Nitrogen, ammonia total [as N], monthly average12≤ 1.5 mg/L700%
September 2026Nitrogen, ammonia total [as N], daily maximum8.79≤ 8.4 mg/L5%
September 2026Nitrogen, ammonia total [as N], monthly average8.79≤ 1 mg/L779%
September 2026pH, minimum3.86≥ 6.5 SU—

Limits in force (24)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. Cweekly average≤ 15 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 10 mg/Lall year001
pHminimum≥ 6.5 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedweekly average≤ 20 mg/Lall year001
Solids, total suspendedmonthly average≤ 15 mg/Lall year001
Oil and grease [soxhlet extr.] tot.daily maximumreport only (mg/L)all year001
Oil and grease [soxhlet extr.] tot.monthly averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]daily maximum≤ 8.4 mg/LJul–Sep001
Nitrogen, ammonia total [as N]daily maximum≤ 8.4 mg/LOct–Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 10.1 mg/LApr–Jun001
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LJan–Mar001
Nitrogen, ammonia total [as N]monthly average≤ 1 mg/LJul–Sep001
Nitrogen, ammonia total [as N]monthly average≤ 2.2 mg/LOct–Dec001
Nitrogen, ammonia total [as N]monthly average≤ 1.5 mg/LApr–Jun001
Nitrogen, ammonia total [as N]monthly average≤ 3.1 mg/LJan–Mar001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
E. colidaily maximum≤ 126 #/100mLall year001
E. colimonthly averagereport only (#/100mL)all year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all yearINF
Solids, total suspendedmonthly averagereport only (mg/L)all yearINF

How strict are these limits?

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

Same industry: the 55 Educational Services permits in Missouri.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MO0125407 · MCP: https://passage-data.com/mcp