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

Miss Department of Corrections, South Miss Correctional Institution

Correctional Institutions, Leakesville, Mississippi. NPDES permit MS0050750, in force until Feb 28, 2031. Last 12 months: over a limit 37 times (last June 2026), 2 of 3 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form Q quarterly
Last report on file
June 2026
Oct 2024 – Sep 2025
85 values over a limit, 110 required values missing, 4 of 4 reports late

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

All 37 values over a limit
Period endingParameterReportedLimitOver by
December 2025BOD, 5-day, 20 deg. C, maximum monthly average155 lb/d≤ 37.5 lb/d313%
December 2025BOD, 5-day, 20 deg. C, maximum monthly average31 mg/L≤ 10 mg/L210%
December 2025BOD, 5-day, 20 deg. C, maximum weekly average155 lb/d≤ 56 lb/d177%
December 2025BOD, 5-day, 20 deg. C, maximum weekly average31 mg/L≤ 15 mg/L107%
December 2025BOD, 5-day, percent removal, minimum84.7 %≥ 85 %2%
December 2025E. coli, maximum monthly average951 #/100mL≤ 126 #/100mL655%
December 2025E. coli, maximum weekly average≥ 2420 #/100mL≤ 410 #/100mL490%
December 2025Flow, in conduit or thru treatment plant, maximum monthly average.57409 MGD≤ .45 MGD28%
December 2025Nitrogen, ammonia total [as N], maximum monthly average11 lb/d≤ 7.5 lb/d47%
December 2025Nitrogen, ammonia total [as N], maximum monthly average2.2 mg/L≤ 2 mg/L10%
December 2025Solids, suspended percent removal, minimum21.8 %≥ 85 %421%
December 2025Solids, total suspended, maximum monthly average465 lb/d≤ 113 lb/d312%
December 2025Solids, total suspended, maximum monthly average93 mg/L≤ 30 mg/L210%
December 2025Solids, total suspended, maximum weekly average465 lb/d≤ 169 lb/d175%
December 2025Solids, total suspended, maximum weekly average93 mg/L≤ 45 mg/L107%
December 2025pH, maximum9.7 SU≤ 9 SU—
March 2026BOD, 5-day, 20 deg. C, maximum monthly average20 mg/L≤ 10 mg/L100%
March 2026BOD, 5-day, 20 deg. C, maximum monthly average83.4 lb/d≤ 37.5 lb/d122%
March 2026BOD, 5-day, 20 deg. C, maximum weekly average20 mg/L≤ 15 mg/L33%
March 2026BOD, 5-day, 20 deg. C, maximum weekly average83.4 lb/d≤ 56 lb/d49%
March 2026E. coli, maximum monthly average816 #/100mL≤ 126 #/100mL548%
March 2026E. coli, maximum weekly average816 #/100mL≤ 410 #/100mL99%
March 2026Flow, in conduit or thru treatment plant, maximum monthly average.53733 MGD≤ .45 MGD19%
March 2026Solids, total suspended, maximum monthly average188 lb/d≤ 113 lb/d66%
March 2026Solids, total suspended, maximum monthly average45 mg/L≤ 30 mg/L50%
March 2026Solids, total suspended, maximum weekly average188 lb/d≤ 169 lb/d11%
June 2026BOD, 5-day, 20 deg. C, maximum monthly average27 mg/L≤ 10 mg/L170%
June 2026BOD, 5-day, 20 deg. C, maximum monthly average72 lb/d≤ 37.5 lb/d92%
June 2026BOD, 5-day, 20 deg. C, maximum weekly average27 mg/L≤ 15 mg/L80%
June 2026BOD, 5-day, 20 deg. C, maximum weekly average72 lb/d≤ 56 lb/d29%
June 2026E. coli, maximum monthly average≥ 2420 #/100mL≤ 126 #/100mL1821%
June 2026E. coli, maximum weekly average≥ 2420 #/100mL≤ 410 #/100mL490%
June 2026Flow, in conduit or thru treatment plant, maximum monthly average.56818 MGD≤ .45 MGD26%
June 2026Nitrogen, ammonia total [as N], maximum monthly average18.4 mg/L≤ 2 mg/L820%
June 2026Nitrogen, ammonia total [as N], maximum monthly average49.1 lb/d≤ 7.5 lb/d555%
June 2026Nitrogen, ammonia total [as N], maximum weekly average18.4 mg/L≤ 3 mg/L513%
June 2026Nitrogen, ammonia total [as N], maximum weekly average49.1 lb/d≤ 11 lb/d346%

Limits in force (55)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 6 mg/Lall year
Oxygen, dissolved [DO]minimumreport only (mg/L)all year
Oxygen, dissolved [DO]maximumreport only (mg/L)all year
BOD, 5-day, 20 deg. Cmaximum monthly average≤ 10 mg/Lall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 15 mg/Lall year
BOD, 5-day, 20 deg. Cmaximum monthly average≤ 37.5 lb/dall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 56 lb/dall year
BOD, 5-day, 20 deg. Cmaximum monthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmaximum weekly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmaximum monthly 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
pHminimumreport only (SU)all year
pHmaximumreport only (SU)all year
Solids, total suspendedmaximum monthly average≤ 30 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year
Solids, total suspendedmaximum monthly average≤ 113 lb/dall year
Solids, total suspendedmaximum weekly average≤ 169 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, 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≤ 7.5 lb/dall year
Nitrogen, ammonia total [as N]maximum weekly average≤ 11 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
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≤ .45 MGDall year
Flow, in conduit or thru treatment plantmaximum weekly averagereport only (MGD)all year
E. colimaximum monthly average≤ 126 #/100mLall year
E. colimaximum weekly average≤ 410 #/100mLall year
BOD, 5-day, percent removalminimum≥ 85 %all year
Solids, suspended percent removalminimum≥ 85 %all year
Sludge settleability 30 minuteminimumreport only (mL/L)all year
Sludge settleability 30 minutemaximumreport only (mL/L)all year

How strict are these limits?

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

Same industry: the 8 Justice, Public Order and Safety permits in Mississippi.

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/MS0050750 · MCP: https://passage-data.com/mcp