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US Virgin Islands Water Quality
256 public water systems serving 122,604 people.
Water Systems
256
Total Violations
1,317
Violation Rate
83.6%
PFAS Detection
33.3%
1 of 3 tested
Violation Composition
How US Virgin Islands's 1,317 violations break down by type, per EPA SDWIS classification.
Health-based (236) Monitoring/Reporting (1,081)
| Metric | Value | Share |
|---|---|---|
| Public water systems | 256 | — |
| Population served | 122,604 | — |
| Total violations | 1,317 | 100% |
| Health-based violations | 236 | 17.9% |
| Systems with violations | 214 | 83.6% |
| PFAS detection rate | 1 of 3 | 33.3% |
Health-based violations indicate the contaminant exceeded an EPA Maximum Contaminant Level (MCL) or treatment-technique requirement. Monitoring/reporting violations indicate procedural issues (missed tests, late reports) — not necessarily a contamination event.
Largest Water Systems
Water And Power Authority - STX
Christiansted, VI · 35,000 served
Water And Power Authority - STT
Christiansted, VI · 34,000 served
VI Port Authority (Airport)
VI · 2,500 served
Ocean Point Terminals
VI · 2,500 served
Cinema One Market Square East
VI · 1,035 served
Lorraine Village
VI · 1,008 served
Ivanna Eudora Kean High
VI · 1,000 served
Charlotte Amalie High
VI · 978 served
St. Croix Educational Complex
VI · 974 served
Bovoni Housing Project I and II
Charlotte Amalie, VI · 960 served
Mcdonalds La Reine
VI · 958 served
Pueblo Golden Rock
VI · 954 served
United Corp. Supermarket
VI · 940 served
Sunny Isle Shopping Center
VI · 920 served
UVI St.Thomas
VI · 900 served
Univ. Of The VI - Evan Bldg.
VI · 900 served
The Market St. Croix
VI · 900 served
Juan Luis Hospital
VI · 888 served
West Indian Company
St. Thomas, VI · 880 served
Harbour View Apartments
VI · 863 served
Most Violations
#1 Herbert Grigg Kitchen
33 #2 The Good Hope Country Day School
28 #3 Chenay Bay Beach Resort
22 #4 The Golden Twin Apt.s (bay Court-n)
21 #5 St. Joseph High School
20 #6 Herbert Grigg LTC
20 #7 Villa La Reine Shopping Center
19 #8 Carambola Golf Course
17 #9 Good Hope Townhouses Fredricksted
16 #10 Gentle Winds Resort A-B Christiansted
15 #11 Long Reef Apartments
14 #12 Mill Harbour Condos
14 #13 Harbour View Apartments
14 #14 Water And Power Authority - STX Christiansted
14 #15 Bovoni Housing Project I and II Charlotte Amalie
13 Counties in US Virgin Islands
Drinking Water Guides
Related Environmental Data for US Virgin Islands
PlainEnviro
EPA toxic releases and pollution sources in US Virgin Islands
PlainHealth
Cross-portal: mortality and health outcome data for US Virgin Islands
PlainHazard
Natural disaster data affecting US Virgin Islands water infrastructure
PlainClimate
Climate and weather patterns impacting US Virgin Islands water supply
Frequently Asked Questions
How many water systems are in US Virgin Islands? ▼
US Virgin Islands has 256 public water systems serving approximately 122,604 people. These include community water systems, non-transient non-community systems, and transient non-community systems regulated under the Safe Drinking Water Act.
How many drinking water violations are in US Virgin Islands? ▼
US Virgin Islands has 1,317 total drinking water violations on record, with 236 classified as health-based violations. 83.6% of water systems in the state have at least one violation.
Has PFAS been found in US Virgin Islands drinking water? ▼
Of 3 water systems tested for PFAS in US Virgin Islands, 1 had PFAS detected — a 33.3% detection rate. PFAS are persistent "forever chemicals" that do not break down in the environment.
What is the violation rate for US Virgin Islands water systems? ▼
US Virgin Islands's violation rate is 83.6%. This measures the percentage of public water systems that have at least one recorded violation in the EPA SDWIS database, including both health-based and monitoring/reporting violations.
Where does this US Virgin Islands water data come from? ▼
All drinking water data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS is the federal database that tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources & Methodology
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). PFAS testing data from the UCMR5 monitoring program. SDWIS tracks all public water systems regulated under the Safe Drinking Water Act.
Read our methodology — how this data is sourced, computed, and verified.
Related
Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial
