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

Mount Vernon, City of

Water Supply, Mount Vernon, Texas. NPDES permit TX0075540, in force until May 14, 2031. Last 12 months: over a limit once (last July 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due: About 20 days after each period: form A monthly (7 values)
Last report on file: September 2026
Oct 2024 – Sep 2025: 5 values over a limit, 0 required values missing, 1 of 12 reports late

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

Period ending	Parameter	Reported	Limit	Over by
July 2026	Flow, in conduit or thru treatment plant, daily average	.032 MGD	≤ .02 MGD	60%

Limits in force (7)

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
Solids, total suspended	daily average	≤ 4.2 lb/d	all year
Flow, in conduit or thru treatment plant	daily average	≤ .02 MGD	all year
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year

How strict are these limits?

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
Solids, total suspended, daily average 25 mg/L — stricter than 12% of 777 other minor industrial and other permits in Texas; 7% 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/TX0075540 · MCP: https://passage-data.com/mcp