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Haskell, City of

Sewage treatment plant, Haskell, Texas. NPDES permit TX0026891, in force until Sep 22, 2030. Last 12 months: over a limit 25 times (last August 2026), 54 required values missing, 11 of 12 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
September 2026
Oct 2024 – Sep 2025
9 values over a limit, 108 required values missing, 12 of 12 reports late

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

All 25 values over a limit
Period endingParameterReportedLimitOver by
November 2025Nitrogen, ammonia total [as N], daily average6.75 mg/L≤ 3 mg/L125%
November 2025Nitrogen, ammonia total [as N], daily average6.75 mg/L≤ 3 mg/L125%
January 2026Nitrogen, ammonia total [as N], daily average3.75 mg/L≤ 3 mg/L25%
February 2026Solids, total suspended, daily maximum41.6 mg/L≤ 40 mg/L4%
February 2026Solids, total suspended, daily maximum41.6 mg/L≤ 40 mg/L4%
March 2026Nitrogen, ammonia total [as N], daily average8.125 mg/L≤ 3 mg/L171%
March 2026Nitrogen, ammonia total [as N], daily maximum15.5 mg/L≤ 10 mg/L55%
April 2026Nitrogen, ammonia total [as N], daily average7.575 mg/L≤ 3 mg/L153%
April 2026Nitrogen, ammonia total [as N], daily average7.575 mg/L≤ 3 mg/L153%
April 2026Nitrogen, ammonia total [as N], daily maximum12.7 mg/L≤ 10 mg/L27%
April 2026Nitrogen, ammonia total [as N], daily maximum12.7 mg/L≤ 10 mg/L27%
May 2026Nitrogen, ammonia total [as N], daily average10.825 mg/L≤ 3 mg/L261%
May 2026Nitrogen, ammonia total [as N], daily average21.595 lb/d≤ 18 lb/d20%
May 2026Nitrogen, ammonia total [as N], daily maximum16 mg/L≤ 10 mg/L60%
June 2026Nitrogen, ammonia total [as N], daily average18.4 mg/L≤ 3 mg/L513%
June 2026Nitrogen, ammonia total [as N], daily average35.755 lb/d≤ 18 lb/d99%
June 2026Nitrogen, ammonia total [as N], daily maximum24.1 mg/L≤ 10 mg/L141%
July 2026Nitrogen, ammonia total [as N], daily average24.88 mg/L≤ 3 mg/L729%
July 2026Nitrogen, ammonia total [as N], daily average48.935 lb/d≤ 18 lb/d172%
July 2026Nitrogen, ammonia total [as N], daily maximum35.9 mg/L≤ 10 mg/L259%
July 2026Solids, total suspended, daily average15.58 mg/L≤ 15 mg/L4%
August 2026Nitrogen, ammonia total [as N], daily average25.1 mg/L≤ 3 mg/L737%
August 2026Nitrogen, ammonia total [as N], daily average49.241 lb/d≤ 18 lb/d174%
August 2026Nitrogen, ammonia total [as N], daily maximum29.9 mg/L≤ 10 mg/L199%
August 2026Solids, total suspended, daily average22.4 mg/L≤ 15 mg/L49%

Limits in force (18)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly minimum≥ 5 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
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.

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/TX0026891 · MCP: https://passage-data.com/mcp