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Western Virginia Water Authority

Sewage treatment plant, Boones Mill, Virginia. NPDES permit VA0067245, in force until Nov 30, 2030. 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 (21 values), form A1 yearly, form S1 twice a year
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (26)

ParameterStatisticLimitMonths
Temperature, water deg. centigrademaximumreport only (deg C)all year
Oxygen, dissolved [DO]minimum≥ 5 mg/LJun–Dec
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≤ 3.4 kg/dall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 5.1 kg/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 3.4 kg/dall year
Solids, total suspendedmaximum weekly average≤ 5.1 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)Jun–Dec
Nitrogen, ammonia total [as N]maximum weekly averagereport only (mg/L)Jun–Dec
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly average≤ .03 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≤ .059 mg/Lall year
Chlorine, total residualmaximum weekly average≤ .072 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
E. colimaximum≤ 410 #/100mLall year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year

New limits from Dec 1, 2029

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Nitrogen, ammonia total [as N], monthly average9.73 mg/L (Jun–Dec)new3.195 mg/L (4 values)0.328×
Nitrogen, ammonia total [as N], maximum weekly average9.73 mg/L (Jun–Dec)new3.195 mg/L (4 values)0.328×

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/VA0067245 · MCP: https://passage-data.com/mcp