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Daingerfield, City of

Sewage treatment plant, Daingerfield, Texas. NPDES permit TX0027031 expired May 11, 2026; its limits still apply. Last 12 months: over a limit 32 times (last August 2026), 1 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (21 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
52 values over a limit, 0 required values missing, 0 of 12 reports late

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

All 32 values over a limit
Period endingParameterReportedLimitOver by
October 2025BOD, carbonaceous [5 day, 20 C], daily average11.9 mg/L≤ 10 mg/L19%
October 2025Nitrogen, ammonia total [as N], daily average14.68 mg/L≤ 3 mg/L389%
October 2025Nitrogen, ammonia total [as N], daily average30.16 lb/d≤ 18 lb/d68%
October 2025Nitrogen, ammonia total [as N], daily maximum19.3 mg/L≤ 10 mg/L93%
October 2025Solids, total suspended, daily average19.6 mg/L≤ 15 mg/L31%
November 2025BOD, carbonaceous [5 day, 20 C], daily average20.53 mg/L≤ 10 mg/L105%
November 2025BOD, carbonaceous [5 day, 20 C], daily average61.15 lb/d≤ 58 lb/d5%
November 2025E. coli, daily average1210.5 CFU/100mL≤ 126 CFU/100mL861%
November 2025E. coli, daily maximum2420 CFU/100mL≤ 399 CFU/100mL507%
November 2025Nitrogen, ammonia total [as N], daily average19 mg/L≤ 3 mg/L533%
November 2025Nitrogen, ammonia total [as N], daily average55.76 lb/d≤ 18 lb/d210%
November 2025Nitrogen, ammonia total [as N], daily maximum26.4 mg/L≤ 10 mg/L164%
November 2025Solids, total suspended, daily average31.73 mg/L≤ 15 mg/L112%
November 2025Solids, total suspended, daily average91.06 lb/d≤ 88 lb/d3%
November 2025Solids, total suspended, daily maximum47 mg/L≤ 40 mg/L18%
December 2025BOD, carbonaceous [5 day, 20 C], daily average10.1 mg/L≤ 10 mg/L1%
December 2025Nitrogen, ammonia total [as N], daily average11.2 mg/L≤ 3 mg/L273%
December 2025Nitrogen, ammonia total [as N], daily average34.3 lb/d≤ 18 lb/d91%
December 2025Nitrogen, ammonia total [as N], daily maximum16.4 mg/L≤ 10 mg/L64%
December 2025Solids, total suspended, daily average18.2 mg/L≤ 15 mg/L21%
February 2026Nitrogen, ammonia total [as N], daily average5.6 mg/L≤ 3 mg/L87%
February 2026Nitrogen, ammonia total [as N], daily maximum13.2 mg/L≤ 10 mg/L32%
March 2026Nitrogen, ammonia total [as N], daily average3.7 mg/L≤ 3 mg/L23%
March 2026Solids, total suspended, daily average17.9 mg/L≤ 15 mg/L19%
May 2026Nitrogen, ammonia total [as N], daily average3.4 mg/L≤ 3 mg/L13%
June 2026Nitrogen, ammonia total [as N], daily average6.87 mg/L≤ 3 mg/L129%
June 2026Nitrogen, ammonia total [as N], daily maximum14.9 mg/L≤ 10 mg/L49%
July 2026Nitrogen, ammonia total [as N], daily average27.7 lb/d≤ 18 lb/d54%
July 2026Nitrogen, ammonia total [as N], daily average29 mg/L≤ 3 mg/L867%
July 2026Nitrogen, ammonia total [as N], daily maximum30.5 mg/L≤ 10 mg/L205%
August 2026Nitrogen, ammonia total [as N], daily average19.38 mg/L≤ 3 mg/L546%
August 2026Nitrogen, ammonia total [as N], daily maximum28.6 mg/L≤ 10 mg/L186%

Limits in force (21)

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≤ 88 lb/dall year
Nitrogen, ammonia total [as N]daily average≤ 3 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 10 mg/Lall year
Nitrogen, ammonia total [as N]daily average≤ 18 lb/dall year
Phosphorus, total [as P]daily averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]daily averagereport only (lb/d)all year
Flow, in conduit or thru treatment plantdaily average≤ .7 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. colidaily maximum≤ 399 CFU/100mLall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 25 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 58 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/TX0027031 · MCP: https://passage-data.com/mcp