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National Water Infrastructure, LLC - Renaissance Subdivision

Sewerage Systems, Prairieville, Louisiana. NPDES permit LA0127178, in force until Jan 14, 2029. Last 12 months: over a limit 6 times (last January 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A quarterly (13 values), form Q quarterly (6 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 0 of 16 reports late

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

Period endingParameterReportedLimitOver by
January 2026BOD, 5-day, 20 deg. C, daily maximum57 mg/L≤ 15 mg/L280%
January 2026BOD, 5-day, 20 deg. C, monthly average44 lb/d≤ 17 lb/d159%
January 2026BOD, 5-day, 20 deg. C, monthly average49 mg/L≤ 10 mg/L390%
January 2026Solids, total suspended, daily maximum104 mg/L≤ 23 mg/L352%
January 2026Solids, total suspended, monthly average58 lb/d≤ 26 lb/d123%
January 2026Solids, total suspended, monthly average64 mg/L≤ 15 mg/L327%

Limits in force (19)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cmonthly average≤ 10 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 15 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 17 lb/dall year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 15 mg/Lall year
Solids, total suspendeddaily maximum≤ 23 mg/Lall year
Solids, total suspendedmonthly average≤ 26 lb/dall year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport 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]daily maximumreport 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 plantdaily maximumreport only (MGD)all year
Chlorine, total residualinstantaneous maximumreport only (mg/L)all year
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year

New limits from Jan 15, 2027

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Chlorine, total residual, daily maximum0.033 mg/Lnew——

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/LA0127178 · MCP: https://passage-data.com/mcp