EPA data as of Oct 2026 · page updated 2026-10-29

Home hazard report for 00981 — Carolina, PR

ZIP 00981 is served by Sistema De Agua Dual Barraza: 1 violation since 2016, latest lead result No data, PFAS not tested. San Juan is in EPA radon no zone.

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Where ZIP 00981 is

blue: utility service area · scroll or pinch to zoom
ZIP code areaZIP center Water utility service area PFOA/PFOS ≥ 4 ppt Lead > 15 ppb 5+ violations Superfund site (active) proposed cleaned up Circles: other water systems flagged nearby; size = people served. Tap any symbol for details.

Drinking water: Sistema De Agua Dual Barraza

EPA IDPR0116041
People served800
Sourcegroundwater (wells)
Connections299

Health-based violations

Contaminant or ruleHealth-based violations since 2016
Lead and Copper Rule Revisions1

A health-based violation means a contaminant exceeded its legal limit (MCL) or a required treatment technique was not met, as reported by the state to EPA’s SDWIS. 1 still listed as unresolved (“unaddressed” or “addressed” but not yet returned to compliance); the latest began Oct 2024.

Full record for Sistema De Agua Dual Barraza →

Lead

No lead sampling results on file.

PFAS (“forever chemicals”)

This system was not part of EPA’s 2023–2025 nationwide PFAS testing (UCMR 5).

Radon in San Juan

EPA radon no zone — not mapped. EPA has not assigned this area a radon zone. Testing is the only way to know.

Radon is a colorless, odorless radioactive gas from soil and rock, and the leading cause of lung cancer among non-smokers. EPA recommends fixing a home at 4 pCi/L or above and considering it from 2 pCi/L. A short-term test kit costs about $15–30. How radon zones work →

Superfund sites nearby

No site on EPA’s Superfund National Priorities List lies within 10 miles of the center of this ZIP code.

EPA Superfund National Priorities List (NPL): the country’s most serious known hazardous-waste sites, each with an EPA cleanup record (linked). Distance is measured from the ZIP center to the site’s reference point; being near a site does not by itself mean exposure — EPA site pages describe what was found and how it is being cleaned up.

Buying a home in Carolina? See the 2026 conforming, FHA and jumbo loan limits for San Juan →

What this is — and isn’t. These are records your water utility and state reported to the EPA, and the EPA’s radon map for your county. They describe the system and the area, not the water from your own tap or the air in your home. For that, read your utility’s annual Consumer Confidence Report and test: lead and radon tests are inexpensive.

Questions about 00981

Who supplies drinking water to ZIP 00981?

Sistema De Agua Dual Barraza (EPA ID PR0116041), a groundwater (wells) system serving about 800 people.

Is there lead in Carolina, PR tap water?

No lead sampling results are on file for this system.

Does Carolina, PR water have PFAS?

This system was not part of EPA’s 2023–2025 nationwide PFAS testing (UCMR 5 covers systems serving over 3,300 people and a sample of smaller ones).

Has the water system in 00981 had violations?

Health-based violations since 2016: Lead and Copper Rule Revisions. 1 is still listed as unresolved in EPA records.

Are there Superfund sites near 00981?

No active Superfund site within 10 miles of the ZIP center.

Is radon a problem in San Juan?

San Juan is in EPA radon no zone (not mapped). EPA has not assigned this area a radon zone. Testing is the only way to know.