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National Water Infrastructure, LLC - Lamar Dixon WWTP

Animal Specialty Services, Gonzales, Louisiana. NPDES permit LA0127775, in force until Oct 31, 2029. Last 12 months: over a limit 16 times (last March 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A quarterly (11 values), form Q quarterly (4 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
9 values over a limit, 0 required values missing, 0 of 4 reports late

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

All 16 values over a limit
Period endingParameterReportedLimitOver by
October 2025Coliform, fecal general, monthly geometric mean1840 #/100mL≤ 200 #/100mL820%
October 2025Coliform, fecal general, weekly geometric mean1840 #/100mL≤ 400 #/100mL360%
October 2025Solids, total suspended, monthly average28 mg/L≤ 10 mg/L180%
October 2025Solids, total suspended, weekly average28 mg/L≤ 15 mg/L87%
November 2025Coliform, fecal general, monthly geometric mean1840 #/100mL≤ 200 #/100mL820%
November 2025Coliform, fecal general, weekly geometric mean1840 #/100mL≤ 400 #/100mL360%
December 2025BOD, 5-day, 20 deg. C, monthly average15 mg/L≤ 10 mg/L50%
December 2025Coliform, fecal general, monthly geometric mean1840 #/100mL≤ 200 #/100mL820%
December 2025Coliform, fecal general, weekly geometric mean1840 #/100mL≤ 400 #/100mL360%
December 2025Solids, total suspended, monthly average19 mg/L≤ 10 mg/L90%
December 2025Solids, total suspended, weekly average19 mg/L≤ 15 mg/L27%
January 2026BOD, 5-day, 20 deg. C, monthly average14 mg/L≤ 10 mg/L40%
March 2026BOD, 5-day, 20 deg. C, monthly average24 mg/L≤ 10 mg/L140%
March 2026BOD, 5-day, 20 deg. C, weekly average24 mg/L≤ 15 mg/L60%
March 2026Solids, total suspended, monthly average31 mg/L≤ 10 mg/L210%
March 2026Solids, total suspended, weekly average31 mg/L≤ 15 mg/L107%

Limits in force (15)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cmonthly average≤ 10 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 15 mg/Lall year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 10 mg/Lall year
Solids, total suspendedweekly average≤ 15 mg/Lall year
Oil & Greaseweekly average≤ 15 mg/Lall year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)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
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/LA0127775 · MCP: https://passage-data.com/mcp