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Pampa Investment Group LP

Sewerage Systems, Salado, Texas. NPDES permit TX0138649, in force until May 17, 2029. Last 12 months: over a limit 2 times (last August 2026), 21 required values missing, 9 of 15 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (22 values), form Q quarterly
Last report on file
August 2026
Oct 2024 – Sep 2025
22 values over a limit, 36 required values missing, 13 of 16 reports late

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

Period endingParameterReportedLimitOver by
March 2026BOD, carbonaceous [5 day, 20 C], daily average6.6667 mg/L≤ 5 mg/L33%
August 2026Phosphorus, total [as P], daily average3.3 mg/L≤ 1 mg/L230%

Limits in force (24)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly minimum≥ 4 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily average≤ 5 mg/Lall year
Solids, total suspendedsingle grab sample≤ 30 mg/Lall year
Solids, total suspendeddaily average≤ 2.1 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≤ .83 lb/dall year
Nitrogen, nitrate total [as N]daily averagereport only (mg/L)all year
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)all year
Nitrogen, nitrate total [as N]daily averagereport only (lb/d)all year
Phosphorus, total [as P]daily average≤ 1 mg/Lall year
Phosphorus, total [as P]single grab sample≤ 6 mg/Lall year
Phosphorus, total [as P]daily average≤ .42 lb/dall year
Flow, in conduit or thru treatment plantdaily average≤ .05 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
BOD, carbonaceous [5 day, 20 C]daily average≤ 5 mg/Lall year
BOD, carbonaceous [5 day, 20 C]single grab sample≤ 30 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 2.1 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/TX0138649 · MCP: https://passage-data.com/mcp