EPA data as of Oct 2026 · page updated 2026-10-30

Home hazard report for 00721 — Palmer, PR

ZIP 00721 is served by Barcelona: 1 violation since 2016, latest lead result 42 ppb, PFAS not tested. Rio Grande is in EPA radon no zone.

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Where ZIP 00721 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: Barcelona

EPA IDPR0661046
People served214
Sourcesurface water (rivers, lakes)
Connections80

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 Barcelona →

Lead

Jul 201942 ppb

90th-percentile lead per sampling round (90% of the homes sampled were at or below this level). Black line: EPA’s 15 ppb action level; under the Lead and Copper Rule Improvements the action level becomes 10 ppb from 2027.

PFAS (“forever chemicals”)

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

Radon in Rio Grande

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 Palmer? See the 2026 conforming, FHA and jumbo loan limits for Rio Grande →

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 00721

Who supplies drinking water to ZIP 00721?

Barcelona (EPA ID PR0661046), a surface water (rivers, lakes) system serving about 214 people.

Is there lead in Palmer, PR tap water?

The utility’s latest 90th-percentile lead result (Jul 2019) was 42 ppb; EPA’s action level is 15 ppb, falling to 10 ppb from 2027. Lead mostly comes from service lines and home plumbing, so the only way to know your tap is to test it.

Does Palmer, 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 00721 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 00721?

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

Is radon a problem in Rio Grande?

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