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Boston Water and Sewer Company

Sewerage Systems, Boston, Virginia. NPDES permit VA0088749, in force until May 31, 2031. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 10 days after each period: form A1 yearly
Last report on file
December 2025
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 1 report late

Limits in force (39)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 6 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/LJan, Feb, Mar, Apr, May, Dec
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/LJan, Feb, Mar, Apr, May, Dec
BOD, 5-day, 20 deg. Cmonthly average≤ 8.5 kg/dJan, Feb, Mar, Apr, May, Dec
BOD, 5-day, 20 deg. Cweekly average≤ 13 kg/dJan, Feb, Mar, Apr, May, Dec
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)Jan, Feb, Mar, Apr, May, Dec
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 8.5 kg/dall year
Solids, total suspendedweekly average≤ 13 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]monthly average≤ 10 mg/LJan, Feb, Mar, Apr, May, Dec
Nitrogen, Kjeldahl, total [as N]monthly average≤ 3 mg/LJun–Nov
Nitrogen, Kjeldahl, total [as N]weekly average≤ 15 mg/LJan, Feb, Mar, Apr, May, Dec
Nitrogen, Kjeldahl, total [as N]weekly average≤ 4.5 mg/LJun–Nov
Nitrogen, Kjeldahl, total [as N]monthly average≤ 2.8 kg/dJan, Feb, Mar, Apr, May, Dec
Nitrogen, Kjeldahl, total [as N]monthly average≤ .85 kg/dJun–Nov
Nitrogen, Kjeldahl, total [as N]weekly average≤ 4.3 kg/dJan, Feb, Mar, Apr, May, Dec
Nitrogen, Kjeldahl, total [as N]weekly average≤ 1.3 kg/dJun–Nov
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≤ .075 MGD (alert, not enforceable)all year
Flow, in conduit or thru treatment plantmaximumreport only (MGD) (alert, not enforceable)all year
Chlorine, total residualmonthly average≤ .02 mg/Lall year
Chlorine, total residualweekly average≤ .024 mg/Lall year
BOD, percent removal [total]monthly average minimum≥ 85 %Jan, Feb, Mar, Apr, May, Dec
E. coligeometric mean≤ 126 #/100mLall year
Nitrogen, Total As Nannual average≤ 3.7 mg/Lall year
Phosphorus, Total As Pannual average≤ .5 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 5 mg/LJun–Nov
BOD, carbonaceous [5 day, 20 C]weekly average≤ 8 mg/LJun–Nov
BOD, carbonaceous [5 day, 20 C]monthly average≤ 1.4 kg/dJun–Nov
BOD, carbonaceous [5 day, 20 C]weekly average≤ 2.3 kg/dJun–Nov
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)Jun–Nov
BOD, carb-5 day, 20 deg C, percent removalmonthly average minimum≥ 85 %Jun–Nov
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/VA0088749 · MCP: https://passage-data.com/mcp