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San Antonio City Public Service of

Electric Services, San Antonio, Texas. NPDES permit TX0063703, in force until May 20, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (14 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (14)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitdaily average≤ 100 deg Fall year
Temperature, water deg. fahrenheitdaily maximum≤ 105 deg Fall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily average≤ 30 mg/Lall year
Solids, total suspendeddaily maximum≤ 100 mg/Lall year
Oil & Greasedaily average≤ 15 mg/Lall year
Oil & Greasedaily maximum≤ 20 mg/Lall year
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, free availabledaily average≤ .2 mg/Lall year
Chlorine, free availabledaily maximum≤ .5 mg/Lall year
Chlorine, free availabledaily average≤ .02 lb/dall year
Chlorine, free availabledaily maximum≤ .05 lb/dall year

How strict are these limits?

Cited limits by parameter: Texas's rules and the federal ones.

Same industry: the 87 Electric Services permits in Texas.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/TX0063703 · MCP: https://passage-data.com/mcp