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Sapphire Bay Condominiums West

Sewerage Systems, St Thomas, the U.S. Virgin Islands. NPDES permit VI0039934 expired Dec 31, 2020; its limits still apply. Last 12 months: over a limit 18 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A monthly (5 values), outfall 002 form A monthly (8 values), outfall 002 form Q quarterly (9 values), outfall 001 form Y yearly
Last report on file
August 2026
Oct 2024 – Sep 2025
24 values over a limit, 1 required value missing, 0 of 29 reports late

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

All 18 values over a limit
Period endingParameterReportedLimitOver by
December 2025BOD, 5-day, percent removal, minimum79 %≥ 85 %40%
December 2025Solids, suspended percent removal, minimum78 %≥ 85 %47%
January 2026pH, minimum6.7 SU≥ 7 SU—
February 2026Flow, in conduit or thru treatment plant, daily maximum.008 MGD≤ .004 MGD100%
February 2026Flow, in conduit or thru treatment plant, monthly average.005 MGD≤ .0025 MGD100%
March 2026BOD, 5-day, 20 deg. C, monthly average31 mg/L≤ 30 mg/L3%
March 2026Flow, in conduit or thru treatment plant, daily maximum.006 MGD≤ .004 MGD50%
March 2026Flow, in conduit or thru treatment plant, monthly average.004 MGD≤ .0025 MGD60%
April 2026Flow, in conduit or thru treatment plant, daily maximum.013 MGD≤ .004 MGD225%
April 2026Flow, in conduit or thru treatment plant, monthly average.0053 MGD≤ .0025 MGD112%
May 2026Flow, in conduit or thru treatment plant, daily maximum.0059 MGD≤ .004 MGD48%
May 2026Flow, in conduit or thru treatment plant, monthly average.0032 MGD≤ .0025 MGD28%
June 2026Flow, in conduit or thru treatment plant, daily maximum.0056 MGD≤ .004 MGD40%
June 2026Flow, in conduit or thru treatment plant, monthly average.0033 MGD≤ .0025 MGD32%
June 2026Solids, suspended percent removal, minimum78 %≥ 85 %47%
July 2026Flow, in conduit or thru treatment plant, daily maximum.0062 MGD≤ .004 MGD55%
July 2026Flow, in conduit or thru treatment plant, monthly average.0039 MGD≤ .0025 MGD56%
August 2026Flow, in conduit or thru treatment plant, daily maximum.005 MGD≤ .004 MGD25%

Limits in force (24)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigradedaily maximum≤ 32 deg Call year001
pHminimum≥ 7 SUall year001
pHmaximum≤ 8.3 SUall year001
Salinitydaily maximumreport only (mg/L)all year001
Flow, in conduit or thru treatment plantmonthly average≤ .048 MGDall year001
Flow, in conduit or thru treatment plantdaily maximum≤ .048 MGDall year001
Solids, total dissolved- 180 deg. Cdaily maximumreport only (mg/L)all year001
Temperature, water deg. centigradedaily maximum≤ 32 deg Call year002
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year002
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year002
pHminimum≥ 7 SUall year002
pHmaximum≤ 8.3 SUall year002
Solids, total suspendedmonthly average≤ 30 mg/Lall year002
Solids, total suspendedweekly average≤ 45 mg/Lall year002
Oil & Greasedaily maximumreport only (mg/L)all year002
Flow, in conduit or thru treatment plantmonthly average≤ .0025 MGDall year002
Flow, in conduit or thru treatment plantdaily maximum≤ .004 MGDall year002
Chlorine, total residual4-day average≤ 7.5 ug/Lall year002
Chlorine, total residual1-hour average≤ 13 ug/Lall year002
Enterococcimaximum≤ 104 #/100Lall year002
Enterococcigeometric mean≤ 35 #/100Lall year002
Coliform, fecal generalgeometric mean≤ 70 #/100mLall year002
BOD, 5-day, percent removalminimum≥ 85 %all year002
Solids, suspended percent removalminimum≥ 85 %all year002

How strict are these limits?

Cited limits by parameter: we hold no rule of the U.S. Virgin Islands's own; 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/VI0039934 · MCP: https://passage-data.com/mcp