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Belmont Potw, East

Sewage treatment plant, Belmont, Mississippi. NPDES permit MS0059692 expired Apr 30, 2025; its limits still apply. Last 12 months: over a limit 4 times (last December 2025). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form Y yearly
Last report on file
December 2025
Oct 2024 – Sep 2025
3 values over a limit, 0 required values missing, 0 of 1 report late

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

Period endingParameterReportedLimitOver by
December 2025Nitrogen, ammonia total [as N], maximum monthly average123.7 lb/d≤ 19.2 lb/d544%
December 2025Nitrogen, ammonia total [as N], maximum monthly average30.9 mg/L≤ 2.87 mg/L977%
December 2025Nitrogen, ammonia total [as N], weekly maximum123.7 lb/d≤ 28.8 lb/d330%
December 2025Nitrogen, ammonia total [as N], weekly maximum30.9 mg/L≤ 4.31 mg/L617%

Limits in force (35)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 6 mg/Lall year
BOD, 5-day, 20 deg. Cmaximum monthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cweekly maximum≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmaximum monthly average≤ 200 lb/dall year
BOD, 5-day, 20 deg. Cweekly maximum≤ 300 lb/dall year
BOD, 5-day, 20 deg. Cmaximum monthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cweekly maximumreport only (mg/L)all year
BOD, 5-day, 20 deg. Cmaximum monthly averagereport only (lb/d)all year
BOD, 5-day, 20 deg. Cweekly maximumreport only (lb/d)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmaximum monthly average≤ 90 mg/Lall year
Solids, total suspendedweekly maximum≤ 135 mg/Lall year
Solids, total suspendedmaximum monthly average≤ 600 lb/dall year
Solids, total suspendedweekly maximum≤ 901 lb/dall year
Solids, total suspendedmaximum monthly averagereport only (mg/L)all year
Solids, total suspendedweekly maximumreport only (mg/L)all year
Solids, total suspendedmaximum monthly averagereport only (lb/d)all year
Solids, total suspendedweekly maximumreport only (lb/d)all year
Nitrogen, ammonia total [as N]maximum monthly average≤ 2.87 mg/Lall year
Nitrogen, ammonia total [as N]weekly maximum≤ 4.31 mg/Lall year
Nitrogen, ammonia total [as N]maximum monthly average≤ 19.2 lb/dall year
Nitrogen, ammonia total [as N]weekly maximum≤ 28.8 lb/dall year
Nitrogen, ammonia total [as N]maximum monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]weekly maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]maximum monthly averagereport only (lb/d)all year
Nitrogen, ammonia total [as N]weekly maximumreport only (lb/d)all year
Flow, in conduit or thru treatment plantmaximum monthly average≤ .8 MGDall year
Flow, in conduit or thru treatment plantweekly maximumreport only (MGD)all year
Chlorine, total residualmaximum monthly average≤ .013 mg/Lall year
Chlorine, total residualweekly maximum≤ .02 mg/Lall year
E. colimaximum monthly average≤ 126 #/100mLall year
E. coliweekly maximum≤ 410 #/100mLall year
BOD, 5-day, percent removalminimum≥ 65 %all year
Solids, suspended percent removalminimum≥ 65 %all year

How strict are these limits?

Cited limits by parameter: Mississippi'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/MS0059692 · MCP: https://passage-data.com/mcp