SAN SEBASTIAN
PWSID: PR0003303 · San Sebastian, PR · Serves 25,752 people
According to EPA Safe Drinking Water Information System (SDWIS), SAN SEBASTIAN (PWSID PR0003303) in San Sebastian, PR is listed as a CWS water system covering about 25,752 people. The same extract lists 36 health-based violation records spanning 2014-2020. Those 36 health-based rows for SAN SEBASTIAN cover contaminants such as Total Haloacetic Acids (HAA5), TTHM, Coliform (TCR); they remain historical EPA registry entries, not a current compliance or drinkability score.
SAN SEBASTIAN has 36 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. 3 distinct EPA contaminant codes appear in this system's record, including Total Haloacetic Acids (HAA5), TTHM, Coliform (TCR). Recorded violations span 2014–2020. 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)
- PR0003303
- System Type
- CWS
- Water Source
- Surface Water
- Location
- San Sebastian, PR
- Population Served
- 25,752
- Health Violations
- Yes (36)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Total Haloacetic Acids (HAA5) | 22 | 22 |
| TTHM | 12 | 12 |
| Coliform (TCR) | 2 | 2 |
Violation History (36)
Frequently Asked Questions
What does EPA SDWIS list for SAN SEBASTIAN?
How many people does SAN SEBASTIAN serve?
What violations does SAN SEBASTIAN have?
What contaminants have been found in SAN SEBASTIAN water?
Compare beyond Puerto Rico
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest SAN SEBASTIAN on cumulative violation count (36) and EPA-reported population served (25,752). Violation-count peers include GULF COUNTY WATER DEPARTMENT, LEESBURG, CITY OF, ATTAPULGUS. Population peers include STAUNTON, CITY OF, PORTLAND WATER SYSTEM, CITY OF DENHAM SPRINGS WATER SYSTEM.
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).
Nearby Water Systems
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About This Data
SAN SEBASTIAN (PR0003303) is drawn from EPA SDWIS. Nearby county systems in this extract include ACUED. RURAL GUACIO; ACUEDUCTO RURAL GUADALUPE MARTI. Health-based rows (36 MCL/TT) are historical registry state, 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.