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Augusta County Service Authority

Sewage treatment plant, major discharger, Staunton, Virginia. NPDES permit VA0025291, in force until Nov 30, 2029. 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 (2 values), form R monthly (14 values), form A1 yearly, form S1 twice a year
Last report on file
August 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 23 reports late

Limits in force (24)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 24 mg/Lall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 36 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 182 kg/dall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 270 kg/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
pHdaily minimum≥ 6.5 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 24 mg/Lall year
Solids, total suspendedweekly average≤ 36 mg/Lall year
Solids, total suspendedmonthly average≤ 180 kg/dall year
Solids, total suspendedmaximum weekly average≤ 270 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 3.5 mg/Lall year
Nitrogen, ammonia total [as N]weekly average≤ 4.4 mg/Lall year
Flow, in conduit or thru treatment plantmonthly average≤ 2 MGD (alert, not enforceable)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD) (alert, not enforceable)all year
BOD, percent removal [total]monthly average minimum≥ 85 %all year
E. coligeometric mean≤ 126 #/100mLall year
Nitrogen, Total As Nmonthly average≤ 4 mg/Lall year
Phosphorus, Total As Pmonthly average≤ .3 mg/Lall year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year
TU Static Renewal 7-Day Chronic Ceriodaphnia dubiamaximum≤ 3.33 tox chronicall year
TU Static Renewal 7-Day Chronic Pimphales promelasmaximumreport only (tox chronic)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/VA0025291 · MCP: https://passage-data.com/mcp