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Town of Van Horn

Sewage treatment plant, Van Horn, Texas. NPDES permit TX0107867 expired Jun 22, 2025; its limits still apply. Last 12 months: over a limit 45 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

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

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

All 45 values over a limit
Period endingParameterReportedLimitOver by
October 2025BOD, 5-day, 20 deg. C, daily average30.86 mg/L≤ 30 mg/L3%
October 2025Solids, total suspended, daily average101.833 mg/L≤ 90 mg/L13%
October 2025pH, maximum9.7 SU≤ 9 SU—
November 2025BOD, 5-day, 20 deg. C, daily average32.63 mg/L≤ 30 mg/L9%
November 2025pH, maximum10.5 SU≤ 9 SU—
December 2025BOD, 5-day, 20 deg. C, daily average31.3 mg/L≤ 30 mg/L4%
December 2025pH, maximum9.6 SU≤ 9 SU—
January 2026BOD, 5-day, 20 deg. C, daily average37.2 mg/L≤ 30 mg/L24%
January 2026E. coli, daily average347.5 CFU/100mL≤ 126 CFU/100mL176%
January 2026E. coli, single grab sample490 CFU/100mL≤ 399 CFU/100mL23%
January 2026Oxygen, dissolved [DO], monthly minimum2.6 mg/L≥ 4 mg/L35%
February 2026BOD, 5-day, 20 deg. C, daily average44 mg/L≤ 30 mg/L47%
February 2026E. coli, daily average704 CFU/100mL≤ 126 CFU/100mL459%
February 2026E. coli, single grab sample2000 CFU/100mL≤ 399 CFU/100mL401%
February 2026Oxygen, dissolved [DO], monthly minimum2.93 mg/L≥ 4 mg/L27%
March 2026BOD, 5-day, 20 deg. C, daily average33.15 mg/L≤ 30 mg/L11%
March 2026E. coli, daily average713 CFU/100mL≤ 126 CFU/100mL466%
March 2026E. coli, single grab sample2000 CFU/100mL≤ 399 CFU/100mL401%
March 2026Solids, total suspended, daily average93.03 mg/L≤ 90 mg/L3%
March 2026pH, maximum9.6 SU≤ 9 SU—
April 2026BOD, 5-day, 20 deg. C, daily average38.3 mg/L≤ 30 mg/L28%
April 2026E. coli, daily average145.75 CFU/100mL≤ 126 CFU/100mL16%
April 2026Oxygen, dissolved [DO], monthly minimum1.62 mg/L≥ 4 mg/L60%
April 2026pH, maximum9.3 SU≤ 9 SU—
May 2026Oxygen, dissolved [DO], monthly minimum3.14 mg/L≥ 4 mg/L22%
May 2026Solids, total suspended, daily average144.5 mg/L≤ 90 mg/L61%
May 2026pH, maximum9.4 SU≤ 9 SU—
June 2026BOD, 5-day, 20 deg. C, daily average38.55 mg/L≤ 30 mg/L29%
June 2026Oxygen, dissolved [DO], monthly minimum3.71 mg/L≥ 4 mg/L7%
June 2026Solids, total suspended, daily average170.25 mg/L≤ 90 mg/L89%
June 2026pH, maximum9.8 SU≤ 9 SU—
July 2026BOD, 5-day, 20 deg. C, daily average118.55 lb/d≤ 101 lb/d17%
July 2026BOD, 5-day, 20 deg. C, daily average50.05 mg/L≤ 30 mg/L67%
July 2026Solids, total suspended, daily average174.25 mg/L≤ 90 mg/L94%
July 2026Solids, total suspended, daily average412.72 lb/d≤ 304 lb/d36%
July 2026pH, maximum9.6 SU≤ 9 SU—
August 2026BOD, 5-day, 20 deg. C, daily average46.85 mg/L≤ 30 mg/L56%
August 2026Solids, total suspended, daily average201.75 mg/L≤ 90 mg/L124%
August 2026Solids, total suspended, daily average353.34 lb/d≤ 304 lb/d16%
August 2026pH, maximum10 SU≤ 9 SU—
September 2026BOD, 5-day, 20 deg. C, daily average51.76 mg/L≤ 30 mg/L73%
September 2026E. coli, single grab sample440 CFU/100mL≤ 399 CFU/100mL10%
September 2026Solids, total suspended, daily average201 mg/L≤ 90 mg/L123%
September 2026Solids, total suspended, daily average338.62 lb/d≤ 304 lb/d11%
September 2026pH, maximum9.9 SU≤ 9 SU—

Limits in force (12)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly minimum≥ 4 mg/Lall year
BOD, 5-day, 20 deg. Cdaily average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Csingle grab sample≤ 100 mg/Lall year
BOD, 5-day, 20 deg. Cdaily average≤ 101 lb/dall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily average≤ 90 mg/Lall year
Solids, total suspendeddaily average≤ 304 lb/dall year
Flow, in conduit or thru treatment plantdaily average≤ .405 MGDall year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
E. colidaily average≤ 126 CFU/100mLall year
E. colisingle grab sample≤ 399 CFU/100mLall 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/TX0107867 · MCP: https://passage-data.com/mcp