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Aqua Texas Inc

Sewerage Systems, Tomball, Texas. NPDES permit TX0134864, in force until Aug 31, 2027. Last 12 months: over a limit 11 times (last August 2026), 3 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (18 values)
Renewal application due
Mar 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
20 values over a limit, 0 required values missing, 3 of 12 reports late

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

Period endingParameterReportedLimitOver by
October 2025Flow, in conduit or thru treatment plant, daily average.1601 MGD≤ .125 MGD28%
November 2025Flow, in conduit or thru treatment plant, daily average.167 MGD≤ .125 MGD34%
December 2025E. coli, single grab sample691 MPN/100mL≤ 200 MPN/100mL246%
December 2025Flow, in conduit or thru treatment plant, daily average.1776 MGD≤ .125 MGD42%
January 2026Flow, in conduit or thru treatment plant, daily average.1823 MGD≤ .125 MGD46%
February 2026Flow, in conduit or thru treatment plant, daily average.1704 MGD≤ .125 MGD36%
March 2026Flow, in conduit or thru treatment plant, daily average.1755 MGD≤ .125 MGD40%
April 2026Flow, in conduit or thru treatment plant, daily average.1495 MGD≤ .125 MGD20%
May 2026Flow, in conduit or thru treatment plant, daily average.162 MGD≤ .125 MGD30%
June 2026Flow, in conduit or thru treatment plant, daily average.1691 MGD≤ .125 MGD35%
August 2026Flow, in conduit or thru treatment plant, daily average.1634 MGD≤ .125 MGD31%

Limits in force (18)

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 suspendedsingle grab sample≤ 60 mg/Lall year
Solids, total suspendeddaily average≤ 16 lb/dall year
Nitrogen, ammonia total [as N]daily average≤ 3 mg/Lall year
Nitrogen, ammonia total [as N]single grab sample≤ 15 mg/Lall year
Nitrogen, ammonia total [as N]daily average≤ 3.1 lb/dall year
Flow, in conduit or thru treatment plantdaily average≤ .125 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≤ 63 MPN/100mLall year
E. colisingle grab sample≤ 200 MPN/100mLall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]single grab sample≤ 35 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 10 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/TX0134864 · MCP: https://passage-data.com/mcp