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North Spring Behavioral Healthcare Incorporated

Sewerage Systems, Leesburg, Virginia. NPDES permit VA0067938, in force until Dec 31, 2027. Last 12 months: over a limit 7 times (last July 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 10 days after each period: form M1 monthly (19 values), form A1 yearly
Renewal application due
Jul 4, 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, 0 required values missing, 0 of 13 reports late

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

Period endingParameterReportedLimitOver by
October 2025BOD, 5-day, 20 deg. C, monthly average13≤ 10 mg/L30%
October 2025Solids, total suspended, monthly average10.7≤ 10 mg/L7%
February 2026Nitrogen, ammonia total [as N], monthly average9.1≤ 1.7 mg/L435%
February 2026Nitrogen, ammonia total [as N], monthly maximum9.1≤ 1.7 mg/L435%
March 2026BOD, 5-day, 20 deg. C, monthly average12≤ 10 mg/L20%
June 2026Oxygen, dissolved [DO], minimum6.3≥ 6.5 mg/L3%
July 2026Oxygen, dissolved [DO], minimum6.1≥ 6.5 mg/L6%

Limits in force (23)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 6.5 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≤ .76 kg/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 1.1 kg/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport 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≤ .76 kg/dall year
Solids, total suspendedweekly average≤ 1.1 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 1.7 mg/Lall year
Nitrogen, ammonia total [as N]monthly maximum≤ 1.7 mg/Lall year
Flow, in conduit or thru treatment plantmonthly average≤ .02 MGD (alert, not enforceable)all year
Flow, in conduit or thru treatment plantmonthly maximumreport only (MGD) (alert, not enforceable)all year
Chlorine, total residualmonthly average≤ .008 mg/Lall year
Chlorine, total residualweekly average≤ .01 mg/Lall year
Chlorine, total residualminimum≥ .6 mg/Lall 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/VA0067938 · MCP: https://passage-data.com/mcp