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Pittsylvania County Schools

Elementary And Secondary Schools, Gretna, Virginia. NPDES permit VA0027707, in force until Nov 30, 2026. Last 12 months: over a limit 2 times (last December 2025). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 10 days after each period: form M1 monthly (17 values), form A1 yearly
Renewal application due
Jun 3, 2026 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
0 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
December 2025Nitrogen, ammonia total [as N], monthly average31.25≤ 10.1 mg/L209%
December 2025Nitrogen, ammonia total [as N], maximum weekly average41.8≤ 10.1 mg/L314%

Limits in force (22)

ParameterStatisticLimitMonths
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≤ .45 kg/dall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ .68 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≤ .57 kg/dall year
Solids, total suspendedmaximum weekly average≤ .85 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 10.1 mg/Lall year
Nitrogen, ammonia total [as N]maximum weekly average≤ 10.1 mg/Lall year
Flow, in conduit or thru treatment plantmonthly average≤ .005 MGD (alert, not enforceable)all year
Flow, in conduit or thru treatment plantmaximumreport only (MGD) (alert, not enforceable)all year
Chlorine, total residualmonthly average≤ 9.4 ug/Lall year
Chlorine, total residualmaximum weekly average≤ 12.3 ug/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.

Same industry: the 22 Educational Services permits in Virginia.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/VA0027707 · MCP: https://passage-data.com/mcp