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Spotsylvania County Public Utilities

Sewage treatment plant, major discharger, Fredericksburg, Virginia. NPDES permit VA0025658, in force until Mar 31, 2029. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 10 days after each period: form M1 monthly (23 values), form A1 yearly
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (31)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 6 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 10 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 15 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 360 kg/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 530 kg/dall year
BOD, 5-day, 20 deg. Caveragereport only (mg/L)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 10 mg/Lall year
Solids, total suspendedweekly average≤ 15 mg/Lall year
Solids, total suspendedmonthly average≤ 360 kg/dall year
Solids, total suspendedweekly average≤ 530 kg/dall year
Solids, total suspendedaveragereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 4.5 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 2.4 mg/Lall year
Nitrogen, ammonia total [as N]weekly average≤ 5.6 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]weekly average≤ 2.9 mg/Lall year
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]weekly averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly average≤ 9.4 MGD (alert, not enforceable)all year
Flow, in conduit or thru treatment plantweekly averagereport only (MGD) (alert, not enforceable)all year
Chlorine, total residualmonthly average≤ .016 mg/Lall year
Chlorine, total residualweekly average≤ .019 mg/Lall year
BOD, percent removal [total]monthly average minimum≥ 85 %all year
E. coligeometric mean≤ 126 #/100mLall year
Nitrogen, Total As Nannual average≤ 4 mg/Lall year
Phosphorus, Total As Pannual average≤ .3 mg/Lall 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/VA0025658 · MCP: https://passage-data.com/mcp