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Leverett's Chapel Isd

Sewage treatment plant, Laird Hill, Texas. NPDES permit TX0030686, in force until Dec 9, 2026. Last 12 months: over a limit 3 times (last February 2026), 2 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)
Renewal application due
Jun 12, 2026 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 1 of 16 reports late

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

Period endingParameterReportedLimitOver by
November 2025BOD, 5-day, 20 deg. C, daily average22.3 mg/L≤ 20 mg/L12%
February 2026BOD, 5-day, 20 deg. C, daily average22.5 mg/L≤ 20 mg/L13%
February 2026Solids, total suspended, daily average20.5 mg/L≤ 20 mg/L3%

Limits in force (18)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly minimum≥ 2 mg/Lall year
BOD, 5-day, 20 deg. Cdaily average≤ 20 mg/Lall year
BOD, 5-day, 20 deg. Csingle grab sample≤ 65 mg/Lall year
BOD, 5-day, 20 deg. Cdaily average≤ 1 lb/dall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily average≤ 20 mg/Lall year
Solids, total suspendedsingle grab sample≤ 65 mg/Lall year
Solids, total suspendeddaily average≤ 1 lb/dall year
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)Mar, Jun, Sep, Dec
Nitrogen, ammonia total [as N]single grab samplereport only (mg/L)Mar, Jun, Sep, Dec
Nitrogen, ammonia total [as N]daily averagereport only (lb/d)Mar, Jun, Sep, Dec
Flow, in conduit or thru treatment plantdaily average≤ .006 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

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/TX0030686 · MCP: https://passage-data.com/mcp