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CSWR-Texas Utility Operating Company LLC

Sewerage Systems, City Of Fort Worth, Texas. NPDES permit TX0133116, in force until Jun 6, 2030. Last 12 months: over a limit 13 times (last January 2026), 1 of 16 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (16 values), form Q quarterly (2 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
73 values over a limit, 0 required values missing, 0 of 16 reports late

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

All 13 values over a limit
Period endingParameterReportedLimitOver by
October 2025BOD, 5-day, 20 deg. C, daily average14.7 lb/d≤ 3.3 lb/d345%
October 2025BOD, 5-day, 20 deg. C, daily average57.5 mg/L≤ 20 mg/L188%
October 2025Flow, in conduit or thru treatment plant, daily average.0335 MGD≤ .02 MGD68%
October 2025Solids, total suspended, daily average21.42 lb/d≤ 3.3 lb/d549%
October 2025Solids, total suspended, daily average83.75 mg/L≤ 20 mg/L319%
October 2025Solids, total suspended, single grab sample98 mg/L≤ 65 mg/L51%
November 2025BOD, 5-day, 20 deg. C, daily average33.75 mg/L≤ 20 mg/L69%
November 2025BOD, 5-day, 20 deg. C, daily average9.88 lb/d≤ 3.3 lb/d199%
November 2025Flow, in conduit or thru treatment plant, daily average.033645 MGD≤ .02 MGD68%
November 2025Solids, total suspended, daily average14.46 lb/d≤ 3.3 lb/d338%
November 2025Solids, total suspended, daily average51 mg/L≤ 20 mg/L155%
November 2025Solids, total suspended, single grab sample98 mg/L≤ 65 mg/L51%
January 2026Chlorine, total residual, monthly maximum4.59 mg/L≤ 4 mg/L15%

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≤ 9.4 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≤ 1.9 lb/dall year
Flow, in conduit or thru treatment plantdaily average≤ .075 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≤ 126 CFU/100mLall year
E. colisingle grab sample≤ 399 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≤ 6.3 lb/dall year

How strict are these limits?

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

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Your permit document is the final word. As JSON: /api/v1/permits/TX0133116 · MCP: https://passage-data.com/mcp