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Western Pines LLC

Sewerage Systems, Katy, Texas. NPDES permit TX0082830, in force until May 17, 2027. Last 12 months: over a limit 7 times (last June 2026), 1 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

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

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

Period endingParameterReportedLimitOver by
December 2025Nitrogen, ammonia total [as N], daily average2.38 mg/L≤ 2 mg/L19%
January 2026Nitrogen, ammonia total [as N], daily average3.7 mg/L≤ 2 mg/L85%
May 2026Nitrogen, ammonia total [as N], daily average3.22 lb/d≤ 2.5 lb/d29%
May 2026Nitrogen, ammonia total [as N], daily average3.58 mg/L≤ 2 mg/L79%
June 2026Nitrogen, ammonia total [as N], daily average12.5 mg/L≤ 2 mg/L525%
June 2026Nitrogen, ammonia total [as N], daily average21.48 lb/d≤ 2.5 lb/d759%
June 2026Nitrogen, ammonia total [as N], single grab sample26.2 mg/L≤ 15 mg/L75%

Limits in force (18)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly minimum≥ 6 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≤ 19 lb/dall year
Nitrogen, ammonia total [as N]daily average≤ 2 mg/Lall year
Nitrogen, ammonia total [as N]single grab sample≤ 15 mg/Lall year
Nitrogen, ammonia total [as N]daily average≤ 2.5 lb/dall year
Flow, in conduit or thru treatment plantdaily average≤ .15 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 CFU/100mLall year
E. colisingle grab sample≤ 200 CFU/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≤ 13 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/TX0082830 · MCP: https://passage-data.com/mcp