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Augusta County Service Authority

Sewage treatment plant, Mount Sidney, Virginia. NPDES permit VA0022322, in force until Sep 30, 2031. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Last report on file
August 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 1 of 14 reports late

Limits in force (20)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 5.5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 16 mg/Lall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 24 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 9.1 kg/dall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 14 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≤ 17 kg/dall year
Solids, total suspendedmaximum weekly average≤ 26 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 1 mg/LJun–Dec
Nitrogen, ammonia total [as N]weekly average≤ 1.4 mg/LJun–Dec
Flow, in conduit or thru treatment plantmonthly average≤ .15 MGD (alert, not enforceable)all year
Flow, in conduit or thru treatment plantmaximumreport only (MGD) (alert, not enforceable)all 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.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/VA0022322 · MCP: https://passage-data.com/mcp