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

Home hazard report for 04434 — Etna, ME

ZIP 04434 is served by South Slope Estates MHP: no health-based violations since 2016, latest lead result 0 ppb, PFAS not tested. Penobscot County is in EPA radon zone 1.

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Where ZIP 04434 is

Dashed: ZIP area · 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: South Slope Estates MHP

EPA IDME0095656
People served100
Sourcegroundwater (wells)
Connections40

Health-based violations

No health-based violations reported since 2016.

Full record for South Slope Estates MHP →

Lead

Jan 20230 ppb
Jan 20200.6 ppb
Jan 20171.3 ppb
Jan 20140.7 ppb
Jan 20111.3 ppb
Jan 20082 ppb
Jan 20013 ppb
Jan 19980 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 Penobscot County

EPA radon zone 1 — highest potential. Predicted average indoor radon above 4 pCi/L — EPA’s action level. Test your home.

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 →

Natural hazard risk

FEMA rates the overall natural-hazard risk of this neighborhood (census tract) as Very Low, with relatively low social vulnerability and very high community resilience.

Winter weatherVery High
Ice stormRelatively High
LightningRelatively Moderate
Cold waveRelatively Low
DroughtRelatively Low
HailRelatively Low
HurricaneRelatively Low
Strong windRelatively Low
EarthquakeVery Low
Heat waveVery Low
LandslideVery Low
Riverine floodingVery Low
TornadoVery Low
WildfireVery Low

FEMA National Risk Index (December 2025): expected annual losses from each hazard combined with social vulnerability and community resilience, rated relative to all U.S. census tracts. Hazards not listed are not applicable here. It describes the area, not a single building; flood insurance maps (FEMA FIRMs) decide flood-insurance requirements.

Live conditions: river gauges and flood levels · tornado warnings · wildfire detections · earthquakes — our sister maps, updated from NOAA, USGS and NASA every few minutes.

Superfund sites nearby

SiteStatusDistance
West Site/Hows Corners
Plymouth, Maine · EPA ID MED985466168
Active (final NPL)3.1 mi

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.

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 04434

Who supplies drinking water to ZIP 04434?

South Slope Estates MHP (EPA ID ME0095656), a groundwater (wells) system serving about 100 people.

Is there lead in Etna, ME tap water?

The utility’s latest 90th-percentile lead result (Jan 2023) was 0 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 Etna, ME 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 04434 had violations?

No health-based violations reported since 2016.

What natural hazards affect ZIP 04434?

FEMA’s National Risk Index rates the overall natural-hazard risk here as Very Low; the highest-rated hazards are winter weather (very high), ice storm (relatively high), lightning (relatively moderate).

Are there Superfund sites near 04434?

The nearest active Superfund site is 3.1 miles away. Sites within 10 miles: West Site/Hows Corners (3.1 mi, Active (final NPL)).

Is radon a problem in Penobscot County?

Penobscot County is in EPA radon zone 1 (highest potential). Predicted average indoor radon above 4 pCi/L — EPA’s action level. Test your home.