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City of Baton Rouge/Parish of East Baton Rouge- Lake Jolie Vue Subd. #306

Sewerage Systems, Zachary, Louisiana. NPDES permit LA0127754, in force until Jun 30, 2029. Last 12 months: over a limit 8 times (last April 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A quarterly (13 values), form Q quarterly (4 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
19 values over a limit, 0 required values missing, 4 of 16 reports late

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

Period endingParameterReportedLimitOver by
November 2025Coliform, fecal general, weekly geometric mean460 #/100mL≤ 400 #/100mL15%
December 2025Coliform, fecal general, weekly geometric mean1200 #/100mL≤ 400 #/100mL200%
March 2026Solids, total suspended, monthly average103.25 mg/L≤ 90 mg/L15%
March 2026Solids, total suspended, weekly average194 mg/L≤ 135 mg/L44%
April 2026BOD, 5-day, 20 deg. C, monthly average57 mg/L≤ 30 mg/L90%
April 2026BOD, 5-day, 20 deg. C, weekly average101 mg/L≤ 45 mg/L124%
April 2026Coliform, fecal general, monthly geometric mean215.4 #/100mL≤ 200 #/100mL8%
April 2026Coliform, fecal general, weekly geometric mean580 #/100mL≤ 400 #/100mL45%

Limits in force (17)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 90 mg/Lall year
Solids, total suspendedweekly average≤ 135 mg/Lall year
Solids, total suspendedmonthly averagereport only (lb/d)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]weekly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]weekly averagereport only (mg/L)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
Chlorine, total residualinstantaneous maximumreport only (mg/L)all year
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal generalweekly geometric mean≤ 400 #/100mLall year

New limits from Jul 1, 2027

ParameterNew limitNew or tighterMedian, last 12 months× new limit
BOD, 5-day, 20 deg. C, monthly average10 mg/Ltighter11.75 mg/L (9 values)1.18×
Chlorine, total residual, instantaneous maximum0.033 mg/Lnew2.2 mg/L (9 values)66.7×
Solids, total suspended, monthly average15 mg/Ltighter20.65 mg/L (9 values)1.38×
Solids, total suspended, weekly average23 mg/Ltighter32 mg/L (9 values)1.39×
BOD, 5-day, 20 deg. C, weekly average15 mg/Ltighter12.3 mg/L (9 values)0.82×

How strict are these limits?

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/LA0127754 · MCP: https://passage-data.com/mcp