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Richlands Town

Sewage treatment plant, major discharger, Richlands, Virginia. NPDES permit VA0021199, in force until Aug 31, 2027. 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 (16 values), form Q1 quarterly (4 values)
Renewal application due
Mar 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 16 reports late

Limits in force (26)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 6.2 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 18 mg/LJun–Nov
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/LJan, Feb, Mar, Apr, May, Dec
BOD, 5-day, 20 deg. Cweekly average≤ 27 mg/LJun–Nov
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/LJan, Feb, Mar, Apr, May, Dec
BOD, 5-day, 20 deg. Cmonthly average≤ 270 kg/dJun–Nov
BOD, 5-day, 20 deg. Cmonthly average≤ 450 kg/dJan, Feb, Mar, Apr, May, Dec
BOD, 5-day, 20 deg. Cweekly average≤ 410 kg/dJun–Nov
BOD, 5-day, 20 deg. Cweekly average≤ 680 kg/dJan, Feb, Mar, Apr, May, Dec
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 suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 450 kg/dall year
Solids, total suspendedweekly average≤ 680 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 7.3 mg/LJan, Feb, Mar, Apr, May, Dec
Nitrogen, ammonia total [as N]monthly average≤ 3.6 mg/LJun–Nov
Nitrogen, ammonia total [as N]maximum≤ 7.3 mg/LJan, Feb, Mar, Apr, May, Dec
Nitrogen, ammonia total [as N]maximum≤ 3.6 mg/LJun–Nov
Flow, in conduit or thru treatment plantmonthly average≤ 4 MGD (alert, not enforceable)all year
Flow, in conduit or thru treatment plantmaximumreport only (MGD) (alert, not enforceable)all 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.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/VA0021199 · MCP: https://passage-data.com/mcp