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Non-Transient Non-Community Water System · PWS PR0458114

Hospital Damas

Ponce, Puerto Rico 00731 - drinking water served from groundwater sources to 466 people, tracked in EPA SDWIS and UCMR5.

466
People served
380
EPA violations
4
Health-based
Untested
UCMR5 result

The verdict

EPA records 380 drinking-water violations at Hospital Damas, 1% of them health-based - above the Puerto Rico per-system average.

380
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
466
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Hospital Damas

Hospital Damas is a private-owned non-transient non-community water system that delivers drinking water to 466 residents in Ponce, Puerto Rico (Ponce Municipio County) through 175 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 380 total violations for this system , of which 4 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 372 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 28 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Puerto Rico, EPA tracks 458 public water systems serving 3,328,141 people, with 164,144 cumulative violations and 34,657 health-based violations on record. About 100% of systems in the state carry at least one violation, and state-wide the average per system is 358.4 violations. Statewide, 40 of 99 UCMR5-tested systems have reported PFAS detections (40.4%).

Hospital Damas's 380 violations sit above the Puerto Rico average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
466
Total Violations
380
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
175
County
Ponce Municipio
School/Daycare
No
MCL Violations
1
Monitoring Violations
372
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 28 2015
Tetrachloroethylene MR 12 2010
Lead and Copper Rule MR 10 2022
1,2,4-Trichlorobenzene MR 9 2010
cis-1,2-Dichloroethylene MR 9 2010
Xylenes, Total MR 9 2010
DICHLOROMETHANE MR 9 2010
p-Dichlorobenzene MR 9 2010
Vinyl chloride MR 9 2010
1,1-Dichloroethylene MR 9 2010
trans-1,2-Dichloroethylene MR 9 2010
1,2-Dichloroethane MR 9 2010
1,1,1-Trichloroethane MR 9 2010
1,2-Dichloropropane MR 9 2010
1,1,2-Trichloroethane MR 9 2010
CHLOROBENZENE MR 9 2010
Benzene MR 9 2010
Toluene MR 9 2010
Ethylbenzene MR 9 2010
Styrene MR 9 2010
o-Dichlorobenzene MR 9 2010
Carbon tetrachloride MR 9 2010
Trichloroethylene MR 9 2010
Di(2-ethylhexyl) phthalate MR 7 2007
Nitrate MR 6 2024
Endrin MR 4 2000
BHC-GAMMA MR 4 2000
Methoxychlor MR 4 2000
Toxaphene MR 4 2000
Dalapon MR 4 2000

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 Hospital Damas.

Federal Source of Truth

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 PR0458114 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Puerto Rico Drinking Water Authority

Puerto Rico'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 PR regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2024 Nitrate MR 6 SDWIS / PR0458114 / 1040
2024 LEAD AND COPPER RULE REVISIONS TT 3 SDWIS / PR0458114 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / PR0458114 / 5200
2023 Total Haloacetic Acids (HAA5) MR 3 SDWIS / PR0458114 / 2456
2023 TTHM MR 3 SDWIS / PR0458114 / 2950
2022 Lead and Copper Rule MR 10 SDWIS / PR0458114 / 5000
2015 Coliform (TCR) MR 28 SDWIS / PR0458114 / 3100
2010 Tetrachloroethylene MR 12 SDWIS / PR0458114 / 2987
2010 1,2,4-Trichlorobenzene MR 9 SDWIS / PR0458114 / 2378
2010 cis-1,2-Dichloroethylene MR 9 SDWIS / PR0458114 / 2380
2010 Xylenes, Total MR 9 SDWIS / PR0458114 / 2955
2010 DICHLOROMETHANE MR 9 SDWIS / PR0458114 / 2964
2010 p-Dichlorobenzene MR 9 SDWIS / PR0458114 / 2969
2010 Vinyl chloride MR 9 SDWIS / PR0458114 / 2976
2010 1,1-Dichloroethylene MR 9 SDWIS / PR0458114 / 2977

How Hospital Damas Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Hospital Damas Puerto Rico avg Federal benchmark
Total violations 380 358.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 4 75.7 Indicates a contaminant exceeded a federal MCL
PFAS detection None 40.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 466 7,267 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 458 regulated public water systems in Puerto Rico.

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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Hospital Damas water safe to drink? ▼
Hospital Damas (PWS ID: PR0458114) has 380 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 466 people using Groundwater sources.
How many people does Hospital Damas serve? ▼
Hospital Damas serves 466 people in Ponce, Puerto Rico. It is a Private-owned system using Groundwater water sources with 175 service connections.
What type of violations does Hospital Damas have? ▼
Hospital Damas has 380 total violations: 4 health-based violations (MCL exceedances or treatment failures), 372 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Hospital Damas water? ▼
No PFAS testing data is available for Hospital Damas under the EPA's UCMR5 monitoring program.
What water source does Hospital Damas use? ▼
Hospital Damas uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.