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Shenandoah County

Sewage treatment plant, Edinburg, Virginia. NPDES permit VA0090328, in force until Mar 31, 2030. Last 12 months: over a limit 4 times (last February 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 10 days after each period: form M1 monthly (15 values), form A1 yearly, form S1 twice a year
Last report on file
August 2026
Oct 2024 – Sep 2025
4 values over a limit, 0 required values missing, 0 of 13 reports late

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

Period endingParameterReportedLimitOver by
January 2026Solids, total suspended, monthly average63.3≤ 30 mg/L111%
January 2026Solids, total suspended, maximum weekly average74≤ 45 mg/L64%
February 2026Solids, total suspended, monthly average11.88≤ 11 kg/d8%
February 2026Solids, total suspended, monthly average42.4≤ 30 mg/L41%

Limits in force (20)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 11 kg/dall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 17 kg/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
pHminimum≥ 6.5 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 11 kg/dall year
Solids, total suspendedmaximum weekly average≤ 17 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly average≤ .1 MGD (alert, not enforceable)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD) (alert, not enforceable)all year
Chlorine, total residualmonthly average≤ .66 mg/Lall year
Chlorine, total residualmaximum weekly average≤ .74 mg/Lall year
Chlorine, total residualinstantaneous minimum≥ .6 mg/Lall year
BOD, percent removal [total]monthly average minimum≥ 85 %all year
E. coligeometric mean≤ 126 #/100mLall year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year

How strict are these limits?

Cited limits by parameter: Virginia'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/VA0090328 · MCP: https://passage-data.com/mcp