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Vernon, City of

Sewage treatment plant, Vernon, Texas. NPDES permit TX0131792, in force until Jun 24, 2031. Last 12 months: no values over a limit, 3 required values missing, 5 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (13 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 3 of 12 reports late

Limits in force (13)

ParameterStatisticLimitMonths
Oxygen demand, chem. [COD], dissolveddaily maximumreport only (mg/L)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)all year
Chloride [as Cl]daily maximumreport only (mg/L)all year
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year
Chromium, hexavalent [as Cr]daily averagereport only (mg/L)all year
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year
Selenium, total [as Se]daily average≤ .023 mg/Lall year
Selenium, total [as Se]daily maximum≤ .048 mg/Lall year
Flow, in conduit or thru treatment plantdaily average≤ .065 MGDall year
Flow, in conduit or thru treatment plantdaily maximum≤ .108 MGDall year
Solids, total dissolveddaily maximumreport only (mg/L)all year

New limits from Jul 1, 2029

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Chromium, hexavalent [as Cr], daily average0.0234 mg/Lnew——
Chromium, hexavalent [as Cr], daily maximum0.0495 mg/Lnew——

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/TX0131792 · MCP: https://passage-data.com/mcp