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City of Advance

Sewage treatment plant, Advance, Missouri. NPDES permit MO0126349 expired Mar 31, 2021; its limits still apply. Last 12 months: over a limit 2 times (last May 2026), 30 required values missing, 2 of 17 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A monthly (11 values), outfall 001 form B quarterly (6 values), outfall SM1 form A quarterly (4 values), outfall 001 form W every 60 months
Last report on file
August 2026
Oct 2024 – Sep 2025
13 values over a limit, 26 required values missing, 1 of 21 reports late

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

Period endingParameterReportedLimitOver by
April 2026Solids, suspended percent removal, monthly average minimum52≥ 65 %37%
May 2026Solids, total suspended, monthly average109≤ 70 mg/L56%

Limits in force (25)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. Cweekly average≤ 65 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 45 mg/Lall year001
pHminimum≥ 6.5 SUall year001
Solids, total suspendedweekly average≤ 110 mg/Lall year001
Solids, total suspendedmonthly average≤ 70 mg/Lall year001
Oil and grease [soxhlet extr.] tot.daily maximum≤ 15 mg/Lall year001
Oil and grease [soxhlet extr.] tot.monthly average≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, nitrite total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, nitrite total [as N]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
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. coli7-day geometric meanreport only (#/100mL)Apr–Oct001
E. coli30-day geometric meanreport only (#/100mL)Apr–Oct001
Toxicity [acute], Ceriodaphnia dubiadaily maximumreport only (toxic)all year001
Toxicity [acute], Pimephales promelas [Fathead Minnow]daily maximumreport only (toxic)all year001
BOD, 5-day, percent removalmonthly average minimum≥ 65 %all year001
Solids, suspended percent removalmonthly average minimum≥ 65 %all year001
Nitrogen, nitrite total [as N]daily maximumreport only (mg/L)all yearSM1
Nitrogen, nitrite total [as N]monthly averagereport only (mg/L)all yearSM1
Phosphorus, total [as P]daily maximumreport only (mg/L)all yearSM1
Phosphorus, total [as P]monthly averagereport only (mg/L)all yearSM1

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/MO0126349 · MCP: https://passage-data.com/mcp