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Anahuac, City of and Trinitybay Conservation District

Sewage treatment plant, Anahuac, Texas. NPDES permit TX0033944, in force until May 29, 2029. Last 12 months: over a limit 8 times (last June 2026), 2 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (18 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

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

Period endingParameterReportedLimitOver by
January 2026Nitrogen, ammonia total [as N], daily average12.6 lb/d≤ 12 lb/d5%
January 2026Nitrogen, ammonia total [as N], daily average3.12 mg/L≤ 2 mg/L56%
January 2026Nitrogen, ammonia total [as N], daily maximum10.9 mg/L≤ 10 mg/L9%
February 2026E. coli, colony forming units [CFU], daily maximum649 CFU/100mL≤ 399 CFU/100mL63%
May 2026BOD, carbonaceous [5 day, 20 C], daily average43.7 lb/d≤ 42 lb/d4%
May 2026Flow, in conduit or thru treatment plant, daily average.858 MGD≤ .72 MGD19%
June 2026BOD, carbonaceous [5 day, 20 C], daily average45.9 lb/d≤ 42 lb/d9%
June 2026Flow, in conduit or thru treatment plant, daily average.821 MGD≤ .72 MGD14%

Limits in force (18)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly minimum≥ 4 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily average≤ 15 mg/Lall year
Solids, total suspendeddaily maximum≤ 40 mg/Lall year
Solids, total suspendeddaily average≤ 90 lb/dall year
Nitrogen, ammonia total [as N]daily average≤ 2 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 10 mg/Lall year
Nitrogen, ammonia total [as N]daily average≤ 12 lb/dall year
Flow, in conduit or thru treatment plantdaily average≤ .72 MGDall year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualinstantaneous maximum≤ .1 mg/Lall year
Chlorine, total residualmonthly minimum≥ 1 mg/Lall year
E. coli, colony forming units [CFU]daily average≤ 126 CFU/100mLall year
E. coli, colony forming units [CFU]daily maximum≤ 399 CFU/100mLall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 7 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 22 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 42 lb/dall year

How strict are these limits?

Cited limits by parameter: Texas'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/TX0033944 · MCP: https://passage-data.com/mcp