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Cypress Point Apartments, LLC

Sewerage Systems, Eldon, Missouri. NPDES permit MO0135631, in force until May 31, 2030. Last 12 months: over a limit 4 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form Q quarterly (16 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 1 of 3 reports late

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

Period endingParameterReportedLimitOver by
March 2026Nitrogen, ammonia total [as N], daily maximum14.4≤ 12.1 mg/L19%
March 2026Nitrogen, ammonia total [as N], monthly average14.4≤ 3.1 mg/L365%
June 2026BOD, 5-day, 20 deg. C, monthly average15.72≤ 14 mg/L12%
June 2026Nitrogen, ammonia total [as N], monthly average5.7≤ 1.8 mg/L217%

Limits in force (22)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimumreport only (mg/L)Apr–Dec
Oxygen, dissolved [DO]monthly average minimumreport only (mg/L)Apr–Dec
BOD, 5-day, 20 deg. Cweekly average≤ 28 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 14 mg/Lall year
pHminimum≥ 6.5 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedweekly average≤ 34 mg/Lall year
Solids, total suspendedmonthly average≤ 17 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LJan–Mar
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LApr–Jun
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LOct–Dec
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LJul–Sep
Nitrogen, ammonia total [as N]monthly average≤ 3.1 mg/LJan–Mar
Nitrogen, ammonia total [as N]monthly average≤ 1.8 mg/LApr–Jun
Nitrogen, ammonia total [as N]monthly average≤ 2.9 mg/LOct–Dec
Nitrogen, ammonia total [as N]monthly average≤ 1.5 mg/LJul–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
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

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/MO0135631 · MCP: https://passage-data.com/mcp