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Sewage treatment plant, Alleghany, Virginia. NPDES permit VA0075574, in force until Apr 30, 2028. Last 12 months: no values over a limit, 1 of 18 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 10 days after each period: form M1 monthly (24 values), form M2 monthly (2 values), form A2 yearly, form S1 twice a year
Renewal application due
Nov 2, 2027 · 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 20 reports late

Limits in force (40)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 7.5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/LJan–May
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/LJan–May
BOD, 5-day, 20 deg. Cmonthly average≤ 1700 g/dJan–May
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 2500 g/dJan–May
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
pHdaily minimum≥ 6 SUall year
pHdaily 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≤ 1700 g/dall year
Solids, total suspendedmaximum weekly average≤ 2500 g/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)Jun–Oct
Nitrogen, total [as N]monthly loadreport only (lb/mo)Jun–Oct
Nitrogen, total [as N]monthly averagereport only (lb/d)Jun–Oct
Nitrogen, ammonia total [as N]monthly average≤ 1.11 mg/LJun–Dec
Nitrogen, ammonia total [as N]monthly average≤ 2.99 mg/LJan–May
Nitrogen, ammonia total [as N]maximum weekly average≤ 1.11 mg/LJun–Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ 2.99 mg/LJan–May
Nitrogen, Kjeldahl, total [as N]monthly average≤ 4.1 mg/LJun–Dec
Nitrogen, Kjeldahl, total [as N]maximum weekly average≤ 6.1 mg/LJun–Dec
Nitrogen, Kjeldahl, total [as N]monthly average≤ 230 g/dJun–Dec
Nitrogen, Kjeldahl, total [as N]maximum weekly average≤ 340 g/dJun–Dec
Phosphorus, total [as P]monthly averagereport only (mg/L)Jun–Oct
Phosphorus, total [as P]monthly loadreport only (lb/mo)Jun–Oct
Phosphorus, total [as P]monthly averagereport only (lb/d)Jun–Oct
Copper, dissolved [as Cu]monthly average≤ 23 ug/Lall year
Copper, dissolved [as Cu]maximum weekly average≤ 23 ug/Lall year
Zinc, dissolved [as Zn]monthly average≤ 140 ug/Lall year
Zinc, dissolved [as Zn]maximum weekly average≤ 140 ug/Lall year
Flow, in conduit or thru treatment plantmonthly averagereport only (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
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/LJun–Dec
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 15 mg/LJun–Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 560 g/dJun–Dec
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 850 g/dJun–Dec
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/VA0075574 · MCP: https://passage-data.com/mcp