Secret Harbor House III
PWS ID: VI0000469 · US Virgin Islands
Secret Harbor House III serves 59 people in US Virgin Islands using Groundwater water sources. It has a clean compliance record with no EPA violations recorded. No PFAS contamination was detected in UCMR5 testing.
Water Quality Snapshot: Secret Harbor House III
Secret Harbor House III is a private-owned transient non-community water system that delivers drinking water to 59 residents in US Virgin Islands (St. Thomas Island County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 0 total violations for this system , giving it a clean Safe Drinking Water Act compliance record.
No specific contaminant violations have been recorded in EPA's detailed violation register for this system. This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.
Across US Virgin Islands, EPA tracks 256 public water systems serving 122,604 people, with 1,317 cumulative violations and 236 health-based violations on record. About 84% of systems in the state carry at least one violation, and state-wide the average per system is 5.1 violations. Secret Harbor House III's 0 violations sit below the US Virgin Islands average. Statewide, 1 of 3 UCMR5-tested systems have reported PFAS detections (33.3%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- St. Thomas Island
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 0
- Treatment Tech Violations
- 0
Verify This Water System
The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Secret Harbor House III.
EPA SDWIS — Federal Reports
EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:
View PWS ID VI0000469 on SDWISSource: EPA SDWIS Federal Reports Search
US Virgin Islands Drinking Water Authority
US Virgin Islands's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.
Find VI regulator via EPA SDWISHow Secret Harbor House III Compares
Cross-reference this system's record against state averages and the federal MCL framework for context.
| Metric | Secret Harbor House III | US Virgin Islands avg | Federal benchmark |
|---|---|---|---|
| Total violations | 0 | 5.1 | SDWA compliance — any non-zero count is a recorded breach |
| Health-based violations | 0 | 0.9 | Indicates a contaminant exceeded a federal MCL |
| PFAS detection | None | 33.3% | EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt |
| Population served | 59 | 479 | Sizing context for compliance burden |
Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 256 regulated public water systems in US Virgin Islands.
Federal MCL reference — Safe Drinking Water Act thresholds ▼
| Contaminant | Federal MCL / Action Level | Note |
|---|---|---|
| Lead | 0 mg/L (Action Level: 0.015 mg/L) | Lead and Copper Rule treatment technique |
| Arsenic | 0.010 mg/L (10 ppb) | Health-based MCL since 2006 |
| Total Coliform | Treatment technique (RTCR) | Indicator organism, monitoring trigger |
| PFOA / PFOS (PFAS) | 4.0 ppt each (final 2024 rule) | Compliance deadline 2029 |
| Nitrate (as N) | 10 mg/L | Acute health risk for infants |
Frequently Asked Questions
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Related Data for US Virgin Islands
Read our methodology — how this data is sourced, computed, and verified.