Passage Data · Check a report · Use it from your AI

Central Texas Water Supply Corporation

Water Supply, Harker Heights, Texas. NPDES permit TX0135895, in force until Aug 22, 2029. 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 (8 values), form Q quarterly
Last report on file: September 2026
Oct 2024 – Sep 2025: 0 values over a limit, 0 required values missing, 0 of 16 reports late

Limits in force (9)

Parameter	Statistic	Limit	Months
pH	minimum	≥ 6 SU	all year
pH	maximum	≤ 9 SU	all year
Solids, total suspended	daily average	≤ 25 mg/L	all year
Solids, total suspended	daily maximum	≤ 45 mg/L	all year
Dibromochloromethane	daily maximum	report only (mg/L)	all year
Flow, in conduit or thru treatment plant	daily average	report only (MGD)	all year
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year
Chlorine, total residual	daily maximum	≤ .1 mg/L	all year
Solids, total dissolved	daily maximum	≤ 1446.15 mg/L	all year

How strict are these limits?

Solids, total dissolved, daily maximum 1446.15 mg/L — stricter than 85% of 35 other minor industrial and other permits in Texas
Chlorine, total residual, daily maximum .1 mg/L — stricter than 44% of 27 other minor industrial and other permits in Texas; 22% have the same limit
Solids, total suspended, daily maximum 45 mg/L — stricter than 43% of 244 other minor industrial and other permits in Texas; 36% have the same limit

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

Same industry: the 115 Water Supply permits in Texas.

Check this month's numbers Email me before each report is due

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/TX0135895 · MCP: https://passage-data.com/mcp