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Bolivar County Board of Supervisors

Sewage treatment plant, Shaw, Mississippi. NPDES permit MS0054941 expired Aug 31, 2015; its limits still apply. Last 12 months: no values over a limit, 40 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form Y yearly
Last report on file
None
Oct 2024 – Sep 2025
0 values over a limit, 40 required values missing, 0 of 1 report late

Limits in force (40)

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. Cdaily maximum≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmaximum monthly average≤ 12.5 lb/dall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 19 lb/dall year
BOD, 5-day, 20 deg. Cmaximum monthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year
BOD, 5-day, 20 deg. Cmaximum monthly averagereport only (lb/d)all year
BOD, 5-day, 20 deg. Cdaily 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 suspendeddaily maximum≤ 135 mg/Lall year
Solids, total suspendedmaximum monthly average≤ 37.5 lb/dall year
Solids, total suspendeddaily maximum≤ 56 lb/dall year
Solids, total suspendedmaximum monthly averagereport only (mg/L)all year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Solids, total suspendedmaximum monthly averagereport only (lb/d)all year
Solids, total suspendeddaily maximumreport only (lb/d)all year
Nitrogen, total [as N]maximum monthly averagereport only (lb/d)all year
Nitrogen, total [as N]daily maximumreport only (lb/d)all year
Nitrogen, ammonia total [as N]maximum monthly average≤ 15 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 22.5 mg/Lall year
Nitrogen, ammonia total [as N]maximum monthly average≤ 6 lb/dall year
Nitrogen, ammonia total [as N]daily maximum≤ 9 lb/dall year
Nitrogen, ammonia total [as N]maximum monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]maximum monthly averagereport only (lb/d)all year
Nitrogen, ammonia total [as N]daily maximumreport only (lb/d)all year
Phosphorus, total [as P]maximum monthly averagereport only (lb/d)all year
Phosphorus, total [as P]daily maximumreport only (lb/d)all year
Flow, in conduit or thru treatment plantmaximum monthly average≤ .05 MGDall year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualmaximum monthly average≤ .153 mg/Lall year
Chlorine, total residualdaily maximum≤ .265 mg/Lall year
Coliform, fecal generalmaximum monthly average≤ 200 #/100mLall year
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year
Coliform, fecal generalmaximum monthly average≤ 2000 #/100mLall year
Coliform, fecal generaldaily maximum≤ 4000 #/100mLall year
BOD, 5-day, percent removalminimum≥ 65 %all year

How strict are these limits?

Cited limits by parameter: Mississippi's rules and the federal ones.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MS0054941 · MCP: https://passage-data.com/mcp