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Appalachian Power Company

Electric Services, major discharger, Glen Lyn, Virginia. NPDES permit VA0000370, in force until May 31, 2031. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 10 days after each period: form M1 monthly (6 values), form Q1 quarterly
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 113 reports late

Limits in force (10)

ParameterStatisticLimitMonths
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendeddaily maximum≤ 100 mg/Lall year
Oil & Greasemonthly average≤ 15 mg/Lall year
Oil & Greasedaily maximum≤ 20 mg/Lall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year

How strict are these limits?

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

Same industry: the 24 Electric Services permits in Virginia.

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/VA0000370 · MCP: https://passage-data.com/mcp