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Texas Water Utilities LP

Sewerage Systems, New Caney, Texas. NPDES permit TX0136867, in force until Aug 28, 2029. Last 12 months: over a limit 11 times (last January 2026), 18 required values missing, 2 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (18 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
31 values over a limit, 6 required values missing, 6 of 8 reports late

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

Period endingParameterReportedLimitOver by
November 2025Solids, total suspended, daily average6.5 lb/d≤ 5 lb/d30%
November 2025Solids, total suspended, daily average62 mg/L≤ 15 mg/L313%
November 2025Solids, total suspended, single grab sample234 mg/L≤ 60 mg/L290%
December 2025Flow, in conduit or thru treatment plant, daily average.457 MGD≤ .04 MGD1043%
December 2025Nitrogen, ammonia total [as N], daily average3.88 mg/L≤ 3 mg/L29%
January 2026Flow, in conduit or thru treatment plant, daily average1.621 MGD≤ .04 MGD3953%
January 2026Flow, in conduit or thru treatment plant, daily average1.621 MGD≤ .04 MGD3953%
January 2026Nitrogen, ammonia total [as N], daily average46.6 mg/L≤ 3 mg/L1453%
January 2026Nitrogen, ammonia total [as N], daily average46.6 mg/L≤ 3 mg/L1453%
January 2026Nitrogen, ammonia total [as N], single grab sample47 mg/L≤ 15 mg/L213%
January 2026Nitrogen, ammonia total [as N], single grab sample47 mg/L≤ 15 mg/L213%

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 suspendedsingle grab sample≤ 60 mg/Lall year
Solids, total suspendeddaily average≤ 5 lb/dall year
Nitrogen, ammonia total [as N]daily average≤ 3 mg/Lall year
Nitrogen, ammonia total [as N]single grab sample≤ 15 mg/Lall year
Nitrogen, ammonia total [as N]daily average≤ 1 lb/dall year
Flow, in conduit or thru treatment plantdaily average≤ .04 MGDall year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualmonthly minimum≥ 1 mg/Lall year
Chlorine, total residualmonthly maximum≤ 4 mg/Lall year
E. colidaily average≤ 63 CFU/100mLall year
E. colisingle grab sample≤ 200 CFU/100mLall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]single grab sample≤ 35 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 3.3 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/TX0136867 · MCP: https://passage-data.com/mcp