BARRANQUITAS URBANO

Q: Is BARRANQUITAS URBANO water safe to drink?

BARRANQUITAS URBANO (PWS ID: PR0004605) has 662 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 3,511 people using Surface Water sources.

Q: What type of violations does BARRANQUITAS URBANO have?

BARRANQUITAS URBANO has 662 total violations: 111 health-based violations (MCL exceedances or treatment failures), 529 monitoring/reporting violations, and 102 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Q: Has PFAS been detected in BARRANQUITAS URBANO water?

No. BARRANQUITAS URBANO was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.

Q: What water source does BARRANQUITAS URBANO use?

BARRANQUITAS URBANO uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.

Q: 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.

Reviewed byPlainWater Editorial, Drinking Water Quality Editorial Team · June 4, 2026

PWS ID: PR0004605 · BARRANQUITAS, Puerto Rico 00794

BARRANQUITAS URBANO serves 3,511 people in BARRANQUITAS, Puerto Rico using Surface Water water sources. It has 662 recorded EPA violations, including 111 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: BARRANQUITAS URBANO

BARRANQUITAS URBANO is a local-owned community water system that delivers drinking water to 3,511 residents in BARRANQUITAS, Puerto Rico (Barranquitas Municipio County) through 1,315 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 662 total violations for this system , of which 111 (17%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 529 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 Interim Enhanced Surface Water Treatment Rule, recorded in 43 violations (TT, health-based). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

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. BARRANQUITAS URBANO's 662 violations sit above the Puerto Rico average. Statewide, 40 of 99 UCMR5-tested systems have reported PFAS detections (40.4%). 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

3,511

Total Violations

662

Health-Based Violations

111

Water Source

Surface Water

System Details

System Type: Community
Owner Type: Local
Connections: 1,315
County: Barranquitas Municipio
School/Daycare: No
MCL Violations: 9
Monitoring Violations: 529
Treatment Tech Violations: 102

Violation History

Contaminant violations recorded by EPA.

Contaminant	Category	Count	Latest
Interim Enhanced Surface Water Treatment Rule	TT	43	2018
Surface Water Treatment Rule	TT	36	2001
Surface Water Treatment Rule	MR	30	2004
Long Term 2 Enhanced Surface Water Treatment Rule	TT	20	2024
Cryptosporidium	MR	16	2018
Turbidity	MR	14	2018
E. COLI	MR	14	2018
TTHM	MR	12	2018
Total Haloacetic Acids (HAA5)	MR	12	2018
BHC-GAMMA	MR	11	2013
Methoxychlor	MR	11	2013
Toxaphene	MR	11	2013
Heptachlor	MR	11	2013
HEXACHLOROBENZENE	MR	11	2013
Endrin	MR	11	2013
Chlordane	MR	11	2013
Heptachlor epoxide	MR	11	2013
Coliform (TCR)	MCL	9	2012
CHLOROBENZENE	MR	9	2010
Total Polychlorinated Biphenyls (PCB)	MR	9	2013
1,2,4-Trichlorobenzene	MR	8	2010
Xylenes, Total	MR	8	2010
DICHLOROMETHANE	MR	8	2010
Vinyl chloride	MR	8	2010
1,1,1-Trichloroethane	MR	8	2010
Carbon tetrachloride	MR	8	2010
1,2-Dichloropropane	MR	8	2010
Trichloroethylene	MR	8	2010
1,1,2-Trichloroethane	MR	8	2010
Tetrachloroethylene	MR	8	2010

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 120 samples detected PFAS.

Contaminant	Date	Result	MRL	Status
PFHpS	7/21/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFDoA	7/21/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFDA	7/21/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeA	7/21/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFOA	7/21/2025	<0.004 µg/L	0.004 µg/L	Not Detected
NFDHA	7/21/2025	<0.02 µg/L	0.02 µg/L	Not Detected
PFPeS	7/21/2025	<0.004 µg/L	0.004 µg/L	Not Detected
11Cl-PF3OUdS	7/21/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFBS	7/21/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFHpA	7/21/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFNA	7/21/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFHxS	7/21/2025	<0.003 µg/L	0.003 µg/L	Not Detected
lithium	7/21/2025	<9 µg/L	9 µg/L	Not Detected
PFOS	7/21/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFUnA	7/21/2025	<0.002 µg/L	0.002 µg/L	Not Detected
NMeFOSAA	7/21/2025	<0.006 µg/L	0.006 µg/L	Not Detected
9Cl-PF3ONS	7/21/2025	<0.002 µg/L	0.002 µg/L	Not Detected
HFPO-DA	7/21/2025	<0.005 µg/L	0.005 µg/L	Not Detected
6:2 FTS	7/21/2025	<0.005 µg/L	0.005 µg/L	Not Detected
4:2 FTS	7/21/2025	<0.003 µg/L	0.003 µg/L	Not Detected
8:2 FTS	7/21/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFMPA	7/21/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFTA	7/21/2025	<0.008 µg/L	0.008 µg/L	Not Detected
PFTrDA	7/21/2025	<0.007 µg/L	0.007 µg/L	Not Detected
NEtFOSAA	7/21/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFBA	7/21/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFEESA	7/21/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFMBA	7/21/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFHxA	7/21/2025	<0.003 µg/L	0.003 µg/L	Not Detected
ADONA	7/21/2025	<0.003 µg/L	0.003 µg/L	Not Detected
9Cl-PF3ONS	4/22/2025	<0.002 µg/L	0.002 µg/L	Not Detected
PFDA	4/22/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFOA	4/22/2025	<0.004 µg/L	0.004 µg/L	Not Detected
4:2 FTS	4/22/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFTA	4/22/2025	<0.008 µg/L	0.008 µg/L	Not Detected
PFHxA	4/22/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFDoA	4/22/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFHpS	4/22/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeS	4/22/2025	<0.004 µg/L	0.004 µg/L	Not Detected
NFDHA	4/22/2025	<0.02 µg/L	0.02 µg/L	Not Detected
PFEESA	4/22/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFMBA	4/22/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeA	4/22/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFUnA	4/22/2025	<0.002 µg/L	0.002 µg/L	Not Detected
8:2 FTS	4/22/2025	<0.005 µg/L	0.005 µg/L	Not Detected
11Cl-PF3OUdS	4/22/2025	<0.005 µg/L	0.005 µg/L	Not Detected
6:2 FTS	4/22/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFBA	4/22/2025	<0.005 µg/L	0.005 µg/L	Not Detected
HFPO-DA	4/22/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFHxS	4/22/2025	<0.003 µg/L	0.003 µg/L	Not Detected

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 BARRANQUITAS URBANO.

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 PR0004605 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	Long Term 2 Enhanced Surface Water Treatment Rule	TT	20	SDWIS / PR0004605 / 0800
2023	Long Term 2 Enhanced Surface Water Treatment Rule	MR	2	SDWIS / PR0004605 / 0800
2020	Consumer Confidence Rule	Other	4	SDWIS / PR0004605 / 7000
2019	Public Notice	Other	3	SDWIS / PR0004605 / 7500
2018	Interim Enhanced Surface Water Treatment Rule	TT	43	SDWIS / PR0004605 / 0300
2018	Cryptosporidium	MR	16	SDWIS / PR0004605 / 3015
2018	Turbidity	MR	14	SDWIS / PR0004605 / 0100
2018	E. COLI	MR	14	SDWIS / PR0004605 / 3014
2018	TTHM	MR	12	SDWIS / PR0004605 / 2950
2018	Total Haloacetic Acids (HAA5)	MR	12	SDWIS / PR0004605 / 2456
2016	Lead and Copper Rule	MR	5	SDWIS / PR0004605 / 5000
2015	OXAMYL	MR	8	SDWIS / PR0004605 / 2036
2015	Carbofuran	MR	8	SDWIS / PR0004605 / 2046
2014	Coliform (TCR)	MR	7	SDWIS / PR0004605 / 3100
2013	BHC-GAMMA	MR	11	SDWIS / PR0004605 / 2010

How BARRANQUITAS URBANO Compares

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

Metric	BARRANQUITAS URBANO	Puerto Rico avg	Federal benchmark
Total violations	662	358.4	SDWA compliance — any non-zero count is a recorded breach
Health-based violations	111	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	3,511	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
Nitrate (as N)	10 mg/L	Acute health risk for infants

Frequently Asked Questions

Is BARRANQUITAS URBANO water safe to drink? ▼

BARRANQUITAS URBANO (PWS ID: PR0004605) has 662 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 3,511 people using Surface Water sources.

How many people does BARRANQUITAS URBANO serve? ▼

BARRANQUITAS URBANO serves 3,511 people in BARRANQUITAS, Puerto Rico. It is a Local-owned system using Surface Water water sources with 1,315 service connections.

What type of violations does BARRANQUITAS URBANO have? ▼

BARRANQUITAS URBANO has 662 total violations: 111 health-based violations (MCL exceedances or treatment failures), 529 monitoring/reporting violations, and 102 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Has PFAS been detected in BARRANQUITAS URBANO water? ▼

No. BARRANQUITAS URBANO was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.

What water source does BARRANQUITAS URBANO use? ▼

BARRANQUITAS URBANO uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.

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.

Explore PlainWater

Water in Puerto Rico

All systems in state

All States

Water quality by state

Contaminants

PFAS & other pollutants

Guides

Understanding water quality

Related Data for Puerto Rico

Environmental Data → Natural Hazards → Air Quality → Healthcare Access → Climate Data →

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.

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

Browse all → | Rankings →

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial