DUEY
PWSID: PR0004234 · PR · Serves 2,248 people
According to EPA Safe Drinking Water Information System (SDWIS), DUEY (PWSID PR0004234) in PR is listed as a CWS water system covering about 2,248 people. The same extract lists 16 health-based violation records spanning 2016-2025. Those 16 health-based rows for DUEY cover contaminants such as Total Haloacetic Acids (HAA5), Long Term 2 Enhanced Surface Water Treatment Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
DUEY has 16 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 2 distinct EPA contaminant codes appear in this system's record, including Total Haloacetic Acids (HAA5), Long Term 2 Enhanced Surface Water Treatment Rule. Recorded violations span 2016–2025. Day-to-day primacy enforcement for this system runs through the Puerto Rico drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Puerto Rico state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- PR0004234
- System Type
- CWS
- Water Source
- Surface Water
- Location
- PR
- Population Served
- 2,248
- Health Violations
- Yes (16)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Total Haloacetic Acids (HAA5) | 9 | 9 |
| Long Term 2 Enhanced Surface Water Treatment Rule | 7 | 7 |
Violation History (16)
| Contaminant | Health | Date |
|---|---|---|
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Jan 1, 2025 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Sep 1, 2024 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Sep 1, 2024 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Aug 1, 2024 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Aug 1, 2024 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Feb 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2022 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2022 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2022 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2022 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2022 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2018 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2018 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2018 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2018 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Oct 2, 2016 |
Frequently Asked Questions
What does EPA SDWIS list for DUEY?
How many people does DUEY serve?
What violations does DUEY have?
What contaminants have been found in DUEY water?
Compare beyond Puerto Rico
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest DUEY on cumulative violation count (16) and EPA-reported population served (2,248). Violation-count peers include WRANGELL, ST. MARYS WATER SYSTEM, SPARKMAN WATERWORKS. Population peers include WEST KITSAP, MILNER, CITY OF CHARLOTTE.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Explore More
About This Data
DUEY (PR0004234) is drawn from EPA SDWIS. Health-based rows in this extract are MCL and Treatment Technique records spanning 2016-2025 covering Total Haloacetic Acids (HAA5), Long Term 2 Enhanced Surface Water Treatment Rule. Historical registry entries, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.