PlainWater

ACUEDUCTO COMUNITARIO SOSTENIBLE, INC

PWS ID: PR0401384 · ADJUNTAS, Puerto Rico 00601

ACUEDUCTO COMUNITARIO SOSTENIBLE, INC serves 171 people in ADJUNTAS, Puerto Rico using Groundwater water sources. It has 58 recorded EPA violations, including 2 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: ACUEDUCTO COMUNITARIO SOSTENIBLE, INC

ACUEDUCTO COMUNITARIO SOSTENIBLE, INC is a private-owned community water system that delivers drinking water to 171 residents in ADJUNTAS, Puerto Rico (Adjuntas Municipio County) through 57 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 58 total violations for this system , of which 2 (3%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 55 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Revised Total Coliform Rule, recorded in 54 violations (MON). 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. ACUEDUCTO COMUNITARIO SOSTENIBLE, INC's 58 violations sit below 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
171
Total Violations
58
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
57
County
Adjuntas Municipio
School/Daycare
No
MCL Violations
0
Monitoring Violations
55
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 54 2025
LEAD AND COPPER RULE REVISIONS TT 2 2024
LEAD AND COPPER RULE REVISIONS RPT 1 2024
Lead and Copper Rule MR 1 2023

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 ACUEDUCTO COMUNITARIO SOSTENIBLE, INC.

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 PR0401384 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
2025 Revised Total Coliform Rule MON 54 SDWIS / PR0401384 / 8000
2024 LEAD AND COPPER RULE REVISIONS TT 2 SDWIS / PR0401384 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / PR0401384 / 5200
2023 Lead and Copper Rule MR 1 SDWIS / PR0401384 / 5000

How ACUEDUCTO COMUNITARIO SOSTENIBLE, INC Compares

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

Metric ACUEDUCTO COMUNITARIO SOSTENIBLE, INC Puerto Rico avg Federal benchmark
Total violations 58 358.4 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 2 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 171 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 ACUEDUCTO COMUNITARIO SOSTENIBLE, INC water safe to drink?
ACUEDUCTO COMUNITARIO SOSTENIBLE, INC (PWS ID: PR0401384) has 58 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 171 people using Groundwater sources.
How many people does ACUEDUCTO COMUNITARIO SOSTENIBLE, INC serve?
ACUEDUCTO COMUNITARIO SOSTENIBLE, INC serves 171 people in ADJUNTAS, Puerto Rico. It is a Private-owned system using Groundwater water sources with 57 service connections.
What type of violations does ACUEDUCTO COMUNITARIO SOSTENIBLE, INC have?
ACUEDUCTO COMUNITARIO SOSTENIBLE, INC has 58 total violations: 2 health-based violations (MCL exceedances or treatment failures), 55 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in ACUEDUCTO COMUNITARIO SOSTENIBLE, INC water?
No PFAS testing data is available for ACUEDUCTO COMUNITARIO SOSTENIBLE, INC under the EPA's UCMR5 monitoring program.
What water source does ACUEDUCTO COMUNITARIO SOSTENIBLE, INC use?
ACUEDUCTO COMUNITARIO SOSTENIBLE, INC uses Groundwater 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

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

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