Passage Data · Check a report · Use it from your AI

Newton Potw

Sewage treatment plant, Newton, Mississippi. NPDES permit MS0036323, in force until Nov 30, 2028. 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
2 values over a limit, 0 required values missing, 1 of 1 report late

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

Period endingParameterReportedLimitOver by
December 2025E. coli, maximum weekly average1730 #/100mL≤ 410 #/100mL322%
December 2025Nitrogen, ammonia total [as N], maximum monthly average5.86 mg/L≤ 2 mg/L193%
December 2025Nitrogen, ammonia total [as N], maximum weekly average5.86 mg/L≤ 3 mg/L95%
December 2025Solids, suspended percent removal, minimum78 %≥ 85 %47%

Limits in force (47)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 6 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmaximum monthly average≤ 30 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year
Solids, total suspendedmaximum monthly average≤ 193 lb/dall year
Solids, total suspendedmaximum weekly average≤ 289 lb/dall year
Solids, total suspendedmaximum monthly averagereport only (mg/L)all year
Solids, total suspendedmaximum weekly averagereport only (mg/L)all year
Solids, total suspendedmaximum monthly averagereport only (lb/d)all year
Solids, total suspendedmaximum weekly averagereport only (lb/d)all year
Nitrogen, total [as N]maximum monthly averagereport only (mg/L)all year
Nitrogen, total [as N]maximum weekly averagereport only (mg/L)all year
Nitrogen, total [as N]maximum monthly averagereport only (lb/d)all year
Nitrogen, total [as N]maximum weekly averagereport only (lb/d)all year
Nitrogen, ammonia total [as N]maximum monthly average≤ 2 mg/Lall year
Nitrogen, ammonia total [as N]maximum weekly average≤ 3 mg/Lall year
Nitrogen, ammonia total [as N]maximum monthly average≤ 13 lb/dall year
Nitrogen, ammonia total [as N]maximum weekly average≤ 19 lb/dall year
Nitrogen, ammonia total [as N]maximum monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]maximum weekly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]maximum monthly averagereport only (lb/d)all year
Nitrogen, ammonia total [as N]maximum weekly averagereport only (lb/d)all year
Phosphorus, total [as P]maximum monthly averagereport only (mg/L)all year
Phosphorus, total [as P]maximum weekly averagereport only (mg/L)all year
Phosphorus, total [as P]maximum monthly averagereport only (lb/d)all year
Phosphorus, total [as P]maximum weekly averagereport only (lb/d)all year
Flow, in conduit or thru treatment plantmaximum monthly average≤ .77 MGDall year
Flow, in conduit or thru treatment plantmaximum weekly averagereport only (MGD)all year
Chlorine, total residualmaximum monthly average≤ .018 mg/Lall year
Chlorine, total residualmaximum weekly average≤ .031 mg/Lall year
E. colimaximum monthly average≤ 126 #/100mLall year
E. colimaximum weekly average≤ 410 #/100mLall year
BOD, carbonaceous [5 day, 20 C]maximum monthly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]maximum weekly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]maximum monthly averagereport only (lb/d)all year
BOD, carbonaceous [5 day, 20 C]maximum weekly averagereport only (lb/d)all year
BOD, carbonaceous [5 day, 20 C]maximum monthly average≤ 8 mg/Lall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 12 mg/Lall year
BOD, carbonaceous [5 day, 20 C]maximum monthly average≤ 51 lb/dall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 77 lb/dall year
BOD, carbonaceous [5 day, 20 C]maximum monthly average≤ 12 mg/Lall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 18 mg/Lall year
BOD, carbonaceous [5 day, 20 C]maximum monthly average≤ 77 lb/dall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 116 lb/dall year
BOD, carb-5 day, 20 deg C, percent removalminimum≥ 85 %all year
Solids, suspended percent removalminimum≥ 85 %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

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MS0036323 · MCP: https://passage-data.com/mcp