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PC Oak Village MHC LLC

Sewerage Systems, Vinton, Virginia. NPDES permit VA0072389, in force until Apr 30, 2031. Last 12 months: over a limit 11 times (last July 2026), 10 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 10 days after each period: form M1 monthly (18 values), form A1 yearly
Last report on file
August 2026
Oct 2024 – Sep 2025
4 values over a limit, 0 required values missing, 0 of 16 reports late

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

Period endingParameterReportedLimitOver by
October 2025Nitrogen, ammonia total [as N], monthly average4.5≤ 2.1 mg/L114%
October 2025Nitrogen, ammonia total [as N], maximum weekly average4.5≤ 2.1 mg/L114%
January 2026Nitrogen, ammonia total [as N], monthly average3.4≤ 2.1 mg/L62%
January 2026Nitrogen, ammonia total [as N], maximum weekly average3.4≤ 2.1 mg/L62%
July 2026BOD, 5-day, 20 deg. C, monthly average1.22≤ .85 kg/d44%
July 2026BOD, 5-day, 20 deg. C, monthly average129≤ 15 mg/L760%
July 2026BOD, 5-day, 20 deg. C, maximum weekly average129≤ 22.5 mg/L473%
July 2026Nitrogen, ammonia total [as N], monthly average71.3≤ 2.1 mg/L3295%
July 2026Nitrogen, ammonia total [as N], maximum weekly average71.3≤ 2.1 mg/L3295%
July 2026Solids, total suspended, monthly average47.7≤ 30 mg/L59%
July 2026Solids, total suspended, maximum weekly average47.7≤ 45 mg/L6%

Limits in force (22)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 15 mg/Lall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 22.5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ .85 kg/dall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 1.27 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 suspendedmaximum weekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 1.7 kg/dall year
Solids, total suspendedmaximum weekly average≤ 2.55 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 2.1 mg/Lall year
Nitrogen, ammonia total [as N]maximum weekly average≤ 2.1 mg/Lall year
Flow, in conduit or thru treatment plantmonthly average≤ .015 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≤ 7.9 ug/Lall year
Chlorine, total residualweekly average≤ 9.5 ug/Lall year
Chlorine, total residualdaily minimum≥ .6 mg/Lall year
BOD, percent removal [total]monthly average minimum≥ 85 %all year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year

New limits from May 1, 2030

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Nitrogen, ammonia total [as N], monthly average2 mg/Ltighter4.5 mg/L (3 values)2.25×
Nitrogen, ammonia total [as N], maximum weekly average2 mg/Ltighter4.5 mg/L (3 values)2.25×

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/VA0072389 · MCP: https://passage-data.com/mcp