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Town of Delcambre

Sewage treatment plant, Delcambre, Louisiana. NPDES permit LA0033251, in force until Mar 31, 2028. Last 12 months: over a limit 45 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A quarterly (14 values), form Q quarterly (6 values)
Renewal application due
Oct 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file
June 2026
Oct 2024 – Sep 2025
53 values over a limit, 0 required values missing, 4 of 16 reports late

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

All 45 values over a limit
Period endingParameterReportedLimitOver by
November 2025BOD, 5-day, 20 deg. C, monthly average38 mg/L≤ 30 mg/L27%
November 2025BOD, 5-day, 20 deg. C, monthly average90 lb/d≤ 88 lb/d2%
November 2025BOD, 5-day, 20 deg. C, weekly average47 mg/L≤ 45 mg/L4%
November 2025Solids, total suspended, monthly average185 lb/d≤ 88 lb/d110%
November 2025Solids, total suspended, monthly average79 mg/L≤ 30 mg/L163%
November 2025Solids, total suspended, weekly average95 mg/L≤ 45 mg/L111%
December 2025Coliform, fecal general, weekly geometric mean1046.2 #/100mL≤ 400 #/100mL162%
December 2025Solids, total suspended, monthly average162 lb/d≤ 88 lb/d84%
January 2026Solids, total suspended, monthly average49 mg/L≤ 30 mg/L63%
January 2026Solids, total suspended, weekly average58 mg/L≤ 45 mg/L29%
February 2026BOD, 5-day, 20 deg. C, monthly average103 lb/d≤ 88 lb/d17%
February 2026Solids, total suspended, monthly average392 lb/d≤ 88 lb/d345%
February 2026Solids, total suspended, monthly average78 mg/L≤ 30 mg/L160%
February 2026Solids, total suspended, weekly average79 mg/L≤ 45 mg/L76%
March 2026Coliform, fecal general, weekly geometric mean2419.6 #/100mL≤ 400 #/100mL505%
March 2026Solids, total suspended, monthly average190 lb/d≤ 88 lb/d116%
March 2026Solids, total suspended, monthly average76 mg/L≤ 30 mg/L153%
March 2026Solids, total suspended, weekly average82 mg/L≤ 45 mg/L82%
April 2026BOD, 5-day, 20 deg. C, monthly average151 lb/d≤ 29 lb/d421%
April 2026BOD, 5-day, 20 deg. C, monthly average46 mg/L≤ 10 mg/L360%
April 2026BOD, 5-day, 20 deg. C, weekly average47 mg/L≤ 15 mg/L213%
April 2026Solids, total suspended, monthly average231 lb/d≤ 44 lb/d425%
April 2026Solids, total suspended, monthly average70 mg/L≤ 15 mg/L367%
April 2026Solids, total suspended, weekly average136 mg/L≤ 23 mg/L491%
May 2026BOD, 5-day, 20 deg. C, monthly average135 lb/d≤ 29 lb/d366%
May 2026BOD, 5-day, 20 deg. C, monthly average20 mg/L≤ 10 mg/L100%
May 2026BOD, 5-day, 20 deg. C, weekly average20 mg/L≤ 15 mg/L33%
May 2026Coliform, fecal general, monthly geometric mean433.3 #/100mL≤ 200 #/100mL117%
May 2026Coliform, fecal general, weekly geometric mean2419.6 #/100mL≤ 400 #/100mL505%
May 2026Enterococci, monthly geometric mean294.7 CFU/100mL≤ 35 CFU/100mL742%
May 2026Enterococci, weekly geometric mean2419.6 CFU/100mL≤ 135 CFU/100mL1692%
May 2026Solids, total suspended, monthly average438 lb/d≤ 44 lb/d895%
May 2026Solids, total suspended, monthly average63 mg/L≤ 15 mg/L320%
May 2026Solids, total suspended, weekly average82 mg/L≤ 23 mg/L257%
June 2026BOD, 5-day, 20 deg. C, monthly average106 lb/d≤ 29 lb/d266%
June 2026BOD, 5-day, 20 deg. C, monthly average23 mg/L≤ 10 mg/L130%
June 2026BOD, 5-day, 20 deg. C, weekly average24 mg/L≤ 15 mg/L60%
June 2026Coliform, fecal general, monthly geometric mean285.1 #/100mL≤ 200 #/100mL43%
June 2026Coliform, fecal general, weekly geometric mean2419.6 #/100mL≤ 400 #/100mL505%
June 2026Enterococci, monthly geometric mean148.8 CFU/100mL≤ 35 CFU/100mL325%
June 2026Enterococci, weekly geometric mean517.2 CFU/100mL≤ 135 CFU/100mL283%
June 2026Solids, total suspended, monthly average263 lb/d≤ 44 lb/d498%
June 2026Solids, total suspended, monthly average57 mg/L≤ 15 mg/L280%
June 2026Solids, total suspended, weekly average62 mg/L≤ 23 mg/L170%
June 2026pH, instantaneous maximum9.45 SU≤ 9 SU—

Limits in force (20)

ParameterStatisticLimitMonths
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. Cmonthly average≤ 29 lb/dall year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 15 mg/Lall year
Solids, total suspendedweekly average≤ 23 mg/Lall year
Solids, total suspendedmonthly average≤ 44 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 plantweekly averagereport only (MGD)all year
Enterococcimonthly geometric mean≤ 35 CFU/100mLMay–Oct
Enterococciweekly geometric mean≤ 135 CFU/100mLMay–Oct
Coliform, fecal generalmonthly geometric mean≤ 200 #/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/LA0033251 · MCP: https://passage-data.com/mcp