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Greensville County Water and Sewer Authority

Sewage treatment plant, Emporia, Virginia. NPDES permit VA0070271, in force until Jun 30, 2031. Last 12 months: over a limit 2 times (last May 2026), 4 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 10 days after each period: form M1 monthly (17 values), form S1 twice a year
Last report on file
August 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 4 of 12 reports late

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

Period endingParameterReportedLimitOver by
April 2026E. coli, geometric mean252≤ 126 #/100mL100%
May 2026E. coli, geometric mean213≤ 126 #/100mL69%

Limits in force (21)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 18 kg/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 27 kg/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 18 kg/dall year
Solids, total suspendedweekly average≤ 27 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly average≤ .16 MGD (alert, not enforceable)all year
Flow, in conduit or thru treatment plantmonthly maximumreport only (MGD) (alert, not enforceable)all year
Chlorine, total residualmonthly average≤ .079 mg/Lall year
Chlorine, total residualweekly average≤ .088 mg/Lall year
Chlorine, total residualminimum≥ .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/VA0070271 · MCP: https://passage-data.com/mcp