Non-Transient Non-Community Water System · PWS VI0000264
VI Port Authority (Airport)
US Virgin Islands - 25% of 4 violations are health-based (upper-third health share (> 23%)); groundwater source; 2,500 served per SDWIS.
- 2,500
- People served (this PWS)
- 4
- EPA violations (this PWS)
- 1
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
VI Port Authority (Airport) standing, low SDWIS violation third
25% of 4 recorded violations are health-based - upper-third health share (> 23%). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 25% is upper-third health share (> 23%). Population rank #11,980 of 29,740 among systems serving 500+.
The verdict
VI Port Authority (Airport) is in the lower third by violation count (4; lower-third violation load (≤ 21 violations)). A low count does not mean the system is unmonitored - monitoring and reporting violations still appear in SDWIS. Population served is mid-pack at 2,500 (mid served population (≤ 3,309)). Health-based share is 25% - most of this ledger is MCL or treatment-technique exceedance. No UCMR5 PFAS test appears for this system in this extract.
- #11,980 of 29,740
- Population · /systems
- #3 of 36
- Population · VI
- 4
- Total EPA violations on record
- 25%
- Health-based (MCL / treatment failure)
Population ordinals match the sitemap cohort (systems serving 500+, population_served DESC). See methodology · corpus placement.
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- State
- Connections
- 1
- County
- St. Thomas Island
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 0
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| LEAD AND COPPER RULE REVISIONS | RPT | 1 | 2024 |
| LEAD AND COPPER RULE REVISIONS | TT | 1 | 2024 |
Violation Count vs. the National Corpus
VI Port Authority (Airport) has 4 recorded EPA violations, 8% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 90% carry more. 25% of this system's own violations are health-based (1 of 4), and it ranks #11,980 of 29,740 by population served among that same cohort.
EPA violations vs. the national water-system corpus
Public water systems serving 500+ people (EPA SDWIS)
4 Among the lowest violation counts fewer violations than 90% of 29,740 water systems
the national water-system corpus, bucketed by value
Each bar is a band; taller bars hold more water systems. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EPA SDWIS · 2026-05-15
Health-based violations on VI Port Authority (Airport)
1 health-based rows in the tables above map to MCL or treatment-technique exceedances, verify each contaminant code on the federal SDWIS report for VI0000264.
Sources: EPA SDWIS
Nationwide peers
4 violations · 2,500 served: nearest cross-state SDWIS matches.
Cross-state systems with similarly light violation ledgers
Nearest cross-state community systems (500+ served) by total SDWIS violations on record.
- Odawa Casino Mackinaw EPA Region 5 — Tribal Water Systems 4violations
- Whitetail Crossing Casino EPA Region 5 — Tribal Water Systems 4violations
- Acoma Sky City Travel Center Express EPA Region 6 — Tribal Water Systems 4violations
- Hard Rock Fire Mountain Water System EPA Region 9 — Tribal Water Systems 4violations
Cross-state systems near this population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with VI Port Authority
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in US Virgin Islands compares on the same EPA violation measures. US Virgin Islands systems
- Check whether PFAS was detected at this system under UCMR5 testing. PFAS guide
- Find and compare another public water system by name or PWSID. Search systems
EPA SDWIS and UCMR5 figures are informational only, not a substitute for a certified lab test of your own tap water.