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Residential Resources Limited Partnership

Sewerage Systems, Charles City, Virginia. NPDES permit VA0079057, in force until Feb 29, 2028. Last 12 months: over a limit 17 times (last August 2026), 70 required values missing, 3 of 14 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 10 days after each period: form M1 monthly (23 values), form A1 yearly, form S1 twice a year
Renewal application due
Sep 2, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
3 values over a limit, 25 required values missing, 5 of 15 reports late

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

All 17 values over a limit
Period endingParameterReportedLimitOver by
November 2025BOD, carbonaceous [5 day, 20 C], monthly average16.4≤ 10 mg/L64%
November 2025BOD, carbonaceous [5 day, 20 C], weekly average16.4≤ 15 mg/L9%
November 2025Nitrogen, Kjeldahl, total [as N], monthly average204.2≤ 82 g/d149%
November 2025Nitrogen, Kjeldahl, total [as N], monthly average32.5≤ 3 mg/L983%
November 2025Nitrogen, Kjeldahl, total [as N], weekly average204.2≤ 120 g/d70%
November 2025Nitrogen, Kjeldahl, total [as N], weekly average32.5≤ 4.5 mg/L622%
November 2025Solids, total suspended, monthly average17.6≤ 10 mg/L76%
November 2025Solids, total suspended, weekly average17.6≤ 15 mg/L17%
December 2025BOD, carbonaceous [5 day, 20 C], monthly average28.2≤ 10 mg/L182%
December 2025BOD, carbonaceous [5 day, 20 C], weekly average28.2≤ 15 mg/L88%
December 2025Chlorine, total residual, instantaneous minimum.02≥ .6 mg/L97%
December 2025Nitrogen, Kjeldahl, total [as N], monthly average115.29≤ 82 g/d41%
December 2025Nitrogen, Kjeldahl, total [as N], monthly average20.3≤ 3 mg/L577%
December 2025Nitrogen, Kjeldahl, total [as N], weekly average20.3≤ 4.5 mg/L351%
December 2025Solids, total suspended, monthly average36≤ 10 mg/L260%
December 2025Solids, total suspended, weekly average36≤ 15 mg/L140%
August 2026Oxygen, dissolved [DO], daily minimum4.2≥ 5 mg/L16%

Limits in force (29)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 10 mg/Lall year
Solids, total suspendedweekly average≤ 15 mg/Lall year
Solids, total suspendedmonthly average≤ 270 g/dall year
Solids, total suspendedweekly average≤ 410 g/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]weekly averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]monthly average≤ 3 mg/Lall year
Nitrogen, Kjeldahl, total [as N]weekly average≤ 4.5 mg/Lall year
Nitrogen, Kjeldahl, total [as N]monthly average≤ 82 g/dall year
Nitrogen, Kjeldahl, total [as N]weekly average≤ 120 g/dall year
Flow, in conduit or thru treatment plantmonthly average≤ .0072 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≤ 8 ug/Lall year
Chlorine, total residualweekly average≤ 9.8 ug/Lall year
Chlorine, total residualinstantaneous minimum≥ .6 mg/Lall year
E. colimonthly average≤ 126 #/100mLall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 15 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 270 g/dall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 410 g/dall year
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year
BOD, carb-5 day, 20 deg C, percent removalmonthly average minimum≥ 85 %all 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/VA0079057 · MCP: https://passage-data.com/mcp