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Snow Creek, Inc.

Sewerage Systems, Weston, Missouri. NPDES permit MO0140511, in force until May 31, 2029. Last 12 months: no values over a limit, 3 of 14 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form OM monthly (3 values), form Q quarterly (14 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 5 of 16 reports late

Limits in force (21)

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≤ 8.4 mg/LApr–Jun
Nitrogen, ammonia total [as N]daily maximum≤ 6.9 mg/LJul–Sep
Nitrogen, ammonia total [as N]daily maximum≤ 8.4 mg/LJan, Feb, Mar, Oct, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1.4 mg/LApr–Jun
Nitrogen, ammonia total [as N]monthly average≤ .9 mg/LJul–Sep
Nitrogen, ammonia total [as N]monthly average≤ 2.4 mg/LJan, Feb, Mar, Oct, Nov, Dec
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Chlorine, total residualdaily maximum≤ 18 ug/LApr–Dec
Chlorine, total residualmonthly average≤ 9 ug/LApr–Dec
E. colidaily maximum≤ 1030 #/100mLApr–Dec
E. coli30-day geometric mean≤ 206 #/100mLApr–Dec
Application rate, gallons spray irrigationdaily maximumreport only (gal)all year
Application rate, gallons spray irrigationmonthly totalreport only (gal)all year
Freeboarddaily minimumreport only (ft)all year

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MO0140511 · MCP: https://passage-data.com/mcp