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Many Town of

Sewage treatment plant, Many, Louisiana. NPDES permit LA0056502, in force until Sep 14, 2028. Last 12 months: over a limit 28 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A quarterly (26 values), form Q quarterly (6 values)
Renewal application due
Mar 18, 2028 · 180 days before expiry; your permit may set another date
Last report on file
June 2026
Oct 2024 – Sep 2025
4 values over a limit, 0 required values missing, 0 of 16 reports late

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

All 28 values over a limit
Period endingParameterReportedLimitOver by
December 2025Solids, total suspended, monthly average27.17 mg/L≤ 15 mg/L81%
December 2025Solids, total suspended, weekly average46 mg/L≤ 23 mg/L100%
January 2026Solids, total suspended, monthly average136.55 lb/d≤ 94 lb/d45%
January 2026Solids, total suspended, monthly average48.51 mg/L≤ 15 mg/L223%
January 2026Solids, total suspended, weekly average57 mg/L≤ 23 mg/L148%
February 2026Solids, total suspended, monthly average36.49 mg/L≤ 15 mg/L143%
February 2026Solids, total suspended, weekly average50 mg/L≤ 23 mg/L117%
March 2026BOD, 5-day, 20 deg. C, monthly average23.19 mg/L≤ 10 mg/L132%
March 2026BOD, 5-day, 20 deg. C, weekly average37.65 mg/L≤ 15 mg/L151%
March 2026Coliform, fecal general, weekly geometric mean1640 #/100mL≤ 400 #/100mL310%
March 2026Solids, total suspended, monthly average101.75 lb/d≤ 94 lb/d8%
March 2026Solids, total suspended, monthly average61.46 mg/L≤ 15 mg/L310%
March 2026Solids, total suspended, weekly average146 mg/L≤ 23 mg/L535%
April 2026BOD, 5-day, 20 deg. C, monthly average11.52 mg/L≤ 10 mg/L15%
April 2026BOD, 5-day, 20 deg. C, weekly average19.74 mg/L≤ 15 mg/L32%
April 2026Coliform, fecal general, weekly geometric mean960 #/100mL≤ 400 #/100mL140%
April 2026Solids, total suspended, monthly average51.5 mg/L≤ 15 mg/L243%
April 2026Solids, total suspended, weekly average61 mg/L≤ 23 mg/L165%
May 2026BOD, 5-day, 20 deg. C, monthly average13.77 mg/L≤ 10 mg/L38%
May 2026BOD, 5-day, 20 deg. C, weekly average15.72 mg/L≤ 15 mg/L5%
May 2026Coliform, fecal general, weekly geometric mean660 #/100mL≤ 400 #/100mL65%
May 2026Solids, total suspended, monthly average132.93 lb/d≤ 94 lb/d41%
May 2026Solids, total suspended, monthly average37.86 mg/L≤ 15 mg/L152%
May 2026Solids, total suspended, weekly average52 mg/L≤ 23 mg/L126%
June 2026BOD, 5-day, 20 deg. C, monthly average11.5 mg/L≤ 10 mg/L15%
June 2026Solids, total suspended, monthly average133.41 lb/d≤ 94 lb/d42%
June 2026Solids, total suspended, monthly average44.53 mg/L≤ 15 mg/L197%
June 2026Solids, total suspended, weekly average56 mg/L≤ 23 mg/L143%

Limits in force (32)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cmonthly average≤ 10 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 10 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 15 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 15 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 63 lb/dall year
BOD, 5-day, 20 deg. Cmonthly average≤ 63 lb/dall year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 15 mg/Lall year
Solids, total suspendedmonthly average≤ 15 mg/Lall year
Solids, total suspendedweekly average≤ 23 mg/Lall year
Solids, total suspendedweekly average≤ 23 mg/Lall year
Solids, total suspendedmonthly average≤ 94 lb/dall year
Solids, total suspendedmonthly average≤ 94 lb/dall year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]weekly averagereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (lb/d)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]weekly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (lb/d)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantweekly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantweekly averagereport only (MGD)all year
Chlorine, total residualinstantaneous maximum≤ .033 mg/Lall year
Chlorine, total residualinstantaneous maximum≤ .033 mg/Lall year
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal generalweekly geometric mean≤ 400 #/100mLall year
Coliform, fecal generalweekly geometric mean≤ 400 #/100mLall year

How strict are these limits?

Cited limits by parameter: Louisiana'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/LA0056502 · MCP: https://passage-data.com/mcp