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

Home hazard report for 83203 — Fort Hall, ID

ZIP 83203 is served by Fort Hall: 1 violation since 2016, latest lead result 1 ppb, PFAS not detected. Bingham County is in EPA radon zone 2.

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Where ZIP 83203 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: Fort Hall

EPA ID101612109
People served2,850
Sourcegroundwater (wells)
Connections600

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 Fort Hall →

Lead

Jan 20221 ppb
Jul 20213 ppb
Jan 20184 ppb
Jan 20174 ppb
Jan 20150 ppb
Jan 20140 ppb
Jan 20129 ppb
Jan 20119 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
PFBAnot detected0 of 4—
PFBSnot detected0 of 4—
PFHpAnot detected0 of 4—
PFHxSnot detected0 of 4—
PFNAnot detected0 of 4—
PFOSnot detected0 of 44 ppt MCL
PFOAnot detected0 of 44 ppt MCL
PFDAnot detected0 of 4—
PFHxAnot detected0 of 4—
HFPO-DA (GenX)not detected0 of 4—
PFPeAnot detected0 of 4—

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 Bingham 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 relatively low community resilience.

Winter weatherVery High
Cold waveRelatively High
Heat waveRelatively High
LightningRelatively High
EarthquakeRelatively Moderate
Riverine floodingRelatively Moderate
Strong windRelatively Moderate
WildfireRelatively Moderate
DroughtRelatively Low
HailRelatively Low
LandslideRelatively Low
AvalancheVery 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

SiteStatusDistance
Pacific Hide & Fur Recycling Co.
Pocatello, Idaho · EPA ID IDD098812878
Cleaned up & deleted9.4 mi
Union Pacific Railroad Co.
Pocatello, Idaho · EPA ID IDD055030852
Cleaned up & deleted9.5 mi
Eastern Michaud Flats Contamination
Pocatello, Idaho · EPA ID IDD984666610
Active (final NPL)9.8 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 83203

Who supplies drinking water to ZIP 83203?

Fort Hall (EPA ID 101612109), a groundwater (wells) system serving about 2,850 people.

Is there lead in Fort Hall, ID tap water?

The utility’s latest 90th-percentile lead result (Jan 2022) was 1 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 Fort Hall, ID water have PFAS?

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

Has the water system in 83203 had violations?

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

What natural hazards affect ZIP 83203?

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

Are there Superfund sites near 83203?

The nearest active Superfund site is 9.8 miles away. Sites within 10 miles: Pacific Hide & Fur Recycling Co. (9.4 mi, Cleaned up & deleted); Union Pacific Railroad Co. (9.5 mi, Cleaned up & deleted); Eastern Michaud Flats Contamination (9.8 mi, Active (final NPL)).

Is radon a problem in Bingham County?

Bingham 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.