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

Cleveland Potw

Sewage treatment plant, major discharger, Boyle, Mississippi. NPDES permit MS0020567, in force until Jan 31, 2030. Last 12 months: over a limit 9 times (last July 2026), 3 of 13 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (51 values), form Q quarterly (2 values)
Last report on file
July 2026
Oct 2024 – Sep 2025
5 values over a limit, 0 required values missing, 5 of 15 reports late

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

Period endingParameterReportedLimitOver by
March 2026BOD, 5-day, 20 deg. C, monthly average49 mg/L≤ 30 mg/L63%
March 2026BOD, 5-day, 20 deg. C, maximum weekly average1166.72 lb/d≤ 1125 lb/d4%
March 2026BOD, 5-day, 20 deg. C, maximum weekly average49 mg/L≤ 45 mg/L9%
March 2026BOD, 5-day, percent removal, minimum-75 %≥ 65 %400%
March 2026E. coli, monthly average613 #/100mL≤ 126 #/100mL387%
March 2026E. coli, maximum weekly average613 #/100mL≤ 410 #/100mL50%
March 2026Solids, suspended percent removal, minimum-6.25 %≥ 65 %204%
May 2026E. coli, monthly average178 #/100mL≤ 126 #/100mL41%
July 2026Solids, suspended percent removal, minimum63.21 %≥ 65 %5%

Limits in force (53)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 6 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 750 lb/dall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 1125 lb/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmaximum weekly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year
BOD, 5-day, 20 deg. Cmaximum weekly averagereport only (lb/d)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 90 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 90 mg/Lall year
Solids, total suspendedmonthly average≤ 2247 lb/dall year
Solids, total suspendedmaximum weekly average≤ 2247 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedmaximum weekly averagereport only (mg/L)all year
Solids, total suspendedmonthly averagereport only (lb/d)all year
Solids, total suspendedmaximum weekly averagereport only (lb/d)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]maximum weekly averagereport only (mg/L)all year
Nitrogen, total [as N]monthly average≤ 287.7 lb/dall year
Nitrogen, total [as N]maximum weekly average≤ 431.6 lb/dall year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]maximum weekly averagereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (lb/d)all year
Nitrogen, total [as N]maximum weekly averagereport only (lb/d)all year
Nitrogen, ammonia total [as N]monthly average≤ 6 mg/Lall year
Nitrogen, ammonia total [as N]maximum weekly average≤ 9 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 150 lb/dall year
Nitrogen, ammonia total [as N]maximum weekly average≤ 225 lb/dall year
Nitrogen, ammonia total [as N]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]monthly averagereport only (lb/d)all year
Nitrogen, ammonia total [as N]maximum weekly averagereport only (lb/d)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]maximum weekly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly average≤ 130.1 lb/dall year
Phosphorus, total [as P]maximum weekly average≤ 195.2 lb/dall year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]maximum weekly averagereport only (mg/L)all year
Phosphorus, total [as P]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 plantmonthly average≤ 3 MGDall year
Flow, in conduit or thru treatment plantmaximum weekly averagereport only (MGD)all year
Chlorine, total residualmonthly average≤ .134 mg/Lall year
Chlorine, total residualmaximum weekly average≤ .232 mg/Lall year
E. colimonthly average≤ 126 #/100mLall year
E. colimaximum weekly average≤ 410 #/100mLall year
BOD, 5-day, percent removalminimum≥ 65 %all year
Solids, suspended percent removalminimum≥ 65 %all year
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimum≥ 6.41 %all year
%Effect Static Renewal 7Day Chronic Pimephales promelasminimum≥ 6.41 %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/MS0020567 · MCP: https://passage-data.com/mcp