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Holland, City of

Sewage treatment plant, Holland, Texas. NPDES permit TX0046612, in force until Apr 11, 2030. Last 12 months: over a limit 21 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
25 values over a limit, 0 required values missing, 0 of 12 reports late

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

All 21 values over a limit
Period endingParameterReportedLimitOver by
October 2025pH, maximum9.8 SU≤ 9 SU—
November 2025pH, maximum9.6 SU≤ 9 SU—
December 2025E. coli, daily average152 CFU/100mL≤ 126 CFU/100mL21%
December 2025pH, maximum9.3 SU≤ 9 SU—
January 2026pH, maximum9.7 SU≤ 9 SU—
February 2026BOD, 5-day, 20 deg. C, daily average46.5 mg/L≤ 30 mg/L55%
February 2026pH, maximum9.5 SU≤ 9 SU—
March 2026BOD, 5-day, 20 deg. C, daily average32.25 mg/L≤ 30 mg/L8%
March 2026Solids, total suspended, daily average126.25 mg/L≤ 90 mg/L40%
March 2026pH, maximum9.7 SU≤ 9 SU—
April 2026Solids, total suspended, daily average111.8 mg/L≤ 90 mg/L24%
April 2026pH, maximum9.7 SU≤ 9 SU—
May 2026E. coli, daily average200.8 CFU/100mL≤ 126 CFU/100mL59%
May 2026Solids, total suspended, daily average101.5 mg/L≤ 90 mg/L13%
May 2026pH, maximum9.5 SU≤ 9 SU—
June 2026Oxygen, dissolved [DO], monthly minimum3 mg/L≥ 4 mg/L25%
June 2026pH, maximum9.6 SU≤ 9 SU—
July 2026pH, minimum3.4 SU≥ 6 SU—
August 2026pH, maximum9.6 SU≤ 9 SU—
September 2026Oxygen, dissolved [DO], monthly minimum3.9 mg/L≥ 4 mg/L3%
September 2026pH, maximum9.5 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≤ 50 lb/dall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily average≤ 90 mg/Lall year
Solids, total suspendeddaily average≤ 150 lb/dall year
Flow, in conduit or thru treatment plantdaily average≤ .2 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/TX0046612 · MCP: https://passage-data.com/mcp