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

Home hazard report for 81401 — Montrose, CO

ZIP 81401 is served by Menoken WD: no health-based violations since 2016, latest lead result 6 ppb, PFAS not detected. Montrose County is in EPA radon zone 1.

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Where ZIP 81401 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: Menoken WD

EPA IDCO0143506
People served4,500
Sourcesurface water (rivers, lakes)
Connections1,370

Health-based violations

No health-based violations reported since 2016.

Full record for Menoken WD →

Other systems overlapping this ZIP: Tri County Wcd, City of Montrose.

Lead

Jan 19996 ppb
Jan 199611 ppb
Jan 19945 ppb
Jan 19933 ppb
Jul 19926 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
PFHxSnot detected0 of 4—
PFHpAnot detected0 of 4—
PFBSnot detected0 of 4—
PFNAnot detected0 of 4—
PFHxAnot detected0 of 4—
HFPO-DA (GenX)not detected0 of 4—
PFPeAnot detected0 of 4—
PFOSnot detected0 of 44 ppt MCL
PFBAnot detected0 of 4—
PFDAnot detected0 of 4—
PFOAnot detected0 of 44 ppt MCL

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

LightningVery High
Riverine floodingRelatively High
LandslideRelatively Moderate
WildfireRelatively Moderate
Winter weatherRelatively Moderate
AvalancheRelatively Low
Cold waveRelatively Low
DroughtRelatively Low
EarthquakeRelatively Low
Strong windRelatively Low
HailVery Low
Heat waveVery Low
Ice stormVery Low
TornadoVery 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 Montrose? See the 2026 conforming, FHA and jumbo loan limits for Montrose 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 81401

Who supplies drinking water to ZIP 81401?

Menoken WD (EPA ID CO0143506), a surface water (rivers, lakes) system serving about 4,500 people.

Is there lead in Montrose, CO tap water?

The utility’s latest 90th-percentile lead result (Jan 1999) was 6 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 Montrose, CO water have PFAS?

None of the tested PFAS were found above EPA’s reporting limits in 2023–2025.

Has the water system in 81401 had violations?

No health-based violations reported since 2016.

What natural hazards affect ZIP 81401?

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), landslide (relatively moderate).

Are there Superfund sites near 81401?

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

Is radon a problem in Montrose County?

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