Metro West Fire Protection District — NPDES permit MO0122424: limits, due date and EPA's record

Sewerage Systems, Wildwood, Missouri. NPDES permit MO0122424, in force until May 31, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Limits in force (22)

Parameter	Statistic	Limit	Months	Outfall
Oxygen, dissolved [DO]	daily minimum	report only (mg/L)	all year	001
Oxygen, dissolved [DO]	monthly average minimum	report only (mg/L)	all year	001
BOD, 5-day, 20 deg. C	weekly average	≤ 15 mg/L	all year	001
BOD, 5-day, 20 deg. C	monthly average	≤ 10 mg/L	all year	001
pH	minimum	≥ 6.5 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
Solids, total suspended	weekly average	≤ 20 mg/L	all year	001
Solids, total suspended	monthly average	≤ 15 mg/L	all year	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 3.6 mg/L	Apr–Sep	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 7.5 mg/L	Jan, Feb, Mar, Oct, Nov, Dec	001
Nitrogen, ammonia total [as N]	monthly average	≤ 1.4 mg/L	Apr–Sep	001
Nitrogen, ammonia total [as N]	monthly average	≤ 2.9 mg/L	Jan, Feb, Mar, Oct, Nov, Dec	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	001
Chlorine, total residual	daily maximum	≤ 17 ug/L	all year	001
Chlorine, total residual	monthly average	≤ 8 ug/L	all year	001
E. coli	daily maximum	≤ 126 #/100mL	all year	001
E. coli	monthly average	report only (#/100mL)	all year	001
BOD, 5-day, percent removal	monthly average minimum	≥ 85 %	all year	001
Solids, suspended percent removal	monthly average minimum	≥ 85 %	all year	001
BOD, 5-day, 20 deg. C	monthly average	report only (mg/L)	all year	INF
Solids, total suspended	monthly average	report only (mg/L)	all year	INF

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/MO0122424 · MCP: https://passage-data.com/mcp