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

Home hazard report for 87935 — Elephant Butte, NM

ZIP 87935 is served by Elephant Butte Water System (as listed by the state): no health-based violations since 2016, latest lead result 0 ppb, PFAS 6.7 ppt. Sierra County is in EPA radon zone 2.

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Where ZIP 87935 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: Elephant Butte Water System

EPA IDNM3530827
People served2,286
Sourcegroundwater (wells)
Connections1,073

Health-based violations

No health-based violations reported since 2016.

Full record for Elephant Butte Water System →

Lead

Jan 20230 ppb
Jan 20170 ppb
Jan 20111.3 ppb
Jan 20080 ppb
Jan 20070.5 ppb
Jan 20050.5 ppb
Jul 20040.7 ppb
Jan 20040.7 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”)

CompoundHighest resultSamples with detectionEPA limit
PFOS6.7 ppt4 of 84 ppt MCL
PFHxSnot detected0 of 8—
PFHpAnot detected0 of 8—
PFBSnot detected0 of 8—
PFPeAnot detected0 of 8—
PFNAnot detected0 of 8—
HFPO-DA (GenX)not detected0 of 8—
PFHxAnot detected0 of 8—
PFDAnot detected0 of 8—
PFOAnot detected0 of 84 ppt MCL
PFBAnot detected0 of 8—

EPA Fifth Unregulated Contaminant Monitoring Rule (UCMR 5), samples 2023–2025; ppt = parts per trillion (ng/L). The 4.0 ppt maximum contaminant levels for PFOA and PFOS were set by EPA in 2024; water systems have until the end of the decade to comply.

Radon in Sierra County

EPA radon zone 2 — moderate potential. Predicted average indoor radon between 2 and 4 pCi/L. Test your home; many homes here exceed 4 pCi/L.

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 Relatively Moderate, with very high social vulnerability and very low community resilience.

LightningVery High
Riverine floodingRelatively High
Winter weatherRelatively High
Cold waveRelatively Moderate
DroughtRelatively Moderate
HailRelatively Moderate
WildfireRelatively Moderate
EarthquakeRelatively Low
Heat waveRelatively Low
LandslideRelatively Low
Strong windRelatively Low
AvalancheVery Low
HurricaneVery Low
Ice stormVery Low
TornadoVery Low
Volcanic activityVery 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

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 Elephant Butte? See the 2026 conforming, FHA and jumbo loan limits for Sierra County →

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 87935

Who supplies drinking water to ZIP 87935?

Elephant Butte Water System (EPA ID NM3530827), a groundwater (wells) system serving about 2,286 people, listed by the state as serving this ZIP code.

Is there lead in Elephant Butte, NM 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 Elephant Butte, NM water have PFAS?

Highest PFOA or PFOS result in EPA’s 2023–2025 testing was at or above 4.0 ppt, EPA’s 2024 maximum contaminant level for each. 1 PFAS compound detected.

Has the water system in 87935 had violations?

No health-based violations reported since 2016.

What natural hazards affect ZIP 87935?

FEMA’s National Risk Index rates the overall natural-hazard risk here as Relatively Moderate; the highest-rated hazards are lightning (very high), riverine flooding (relatively high), winter weather (relatively high).

Are there Superfund sites near 87935?

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

Is radon a problem in Sierra County?

Sierra County is in EPA radon zone 2 (moderate potential). Predicted average indoor radon between 2 and 4 pCi/L. Test your home; many homes here exceed 4 pCi/L.