Lake Area Waste Water Association, Inc. — NPDES permit MO0125806: limits, due date and EPA's record

Civic And Social Associations, Linn Creek, Missouri. NPDES permit MO0125806, in force until May 31, 2029. Last 12 months: over a limit once (last December 2025), 2 required values missing. Source: EPA ECHO, Oct 22, 2026.

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

Period ending	Parameter	Reported	Limit	Over by
December 2025	Solids, total suspended, monthly average	18.2	≤ 15 mg/L	21%

Limits in force (20)

Parameter	Statistic	Limit	Months
BOD, 5-day, 20 deg. C	weekly average	≤ 15 mg/L	all year
BOD, 5-day, 20 deg. C	monthly average	≤ 10 mg/L	all year
pH	minimum	≥ 6.5 SU	all year
pH	maximum	≤ 9 SU	all year
Solids, total suspended	weekly average	≤ 20 mg/L	all year
Solids, total suspended	monthly average	≤ 15 mg/L	all year
Nitrogen, ammonia total [as N]	daily maximum	≤ 12.1 mg/L	Apr–Jun
Nitrogen, ammonia total [as N]	daily maximum	≤ 12.1 mg/L	Oct–Dec
Nitrogen, ammonia total [as N]	daily maximum	≤ 12.1 mg/L	Jul–Sep
Nitrogen, ammonia total [as N]	daily maximum	≤ 12.1 mg/L	Jan–Mar
Nitrogen, ammonia total [as N]	monthly average	≤ 2 mg/L	Apr–Jun
Nitrogen, ammonia total [as N]	monthly average	≤ 2.9 mg/L	Oct–Dec
Nitrogen, ammonia total [as N]	monthly average	≤ 1.5 mg/L	Jul–Sep
Nitrogen, ammonia total [as N]	monthly average	≤ 3.1 mg/L	Jan–Mar
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year
Chlorine, total residual	daily maximum	≤ 18 ug/L	all year
Chlorine, total residual	monthly average	≤ 9 ug/L	all year
E. coli	daily maximum	≤ 126 #/100mL	all year
E. coli	monthly average	report only (#/100mL)	all year

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/MO0125806 · MCP: https://passage-data.com/mcp