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Idaho · FEMA + NOAA + National Risk Index

Valley County, ID

2 FEMA disaster declarations (2020–2022), with a FEMA National Risk Index rating of Relatively Low. Most common hazard: Fire.

2
FEMA declarations
1
Major disasters
56
NRI risk · Relatively Low
Fire
Top hazard

The verdict

Valley County ranks in the riskiest 44% of U.S. counties for FEMA-modeled hazard risk, with more federally declared disasters than 22% of the 2,791 counties FEMA tracks. FEMA rates the county's overall risk as Relatively Low, based on 2 federal disaster declarations recorded since 2020, most often fire, 48% below the national county average of 4.

Riskiest 44%
of U.S. counties for FEMA National Risk Index score
Relatively Low
FEMA National Risk Index rating
2
FEMA declarations vs 4 national county avg
1
fire declarations, the most common hazard here

FEMA's National Risk Index score reflects expected annual loss, social vulnerability, and community resilience; the declaration count above reflects only Presidentially declared disasters, not every hazard event.

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How does Valley County compare?

Valley County vs. every U.S. county

FEMA disaster declarations, all-time

2 22nd percentile higher than 22% of 2,791 counties

This county 0 30 all U.S. counties FEMA tracks, bucketed by value

Each bar is a band; taller bars hold more counties. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source FEMA Disaster Declarations Summaries v2 · 2026-07-25

Valley County's FEMA Risk Index score

FEMA National Risk Index composite score vs. the Idaho county average

0/100100/100Idaho avg39/10055.6/100
FEMA National Risk Index composite score vs. the Idaho county average

How disaster-prone is Valley County?

Declaration frequency

Valley County, Idaho has recorded 2 FEMA disaster declarations between 2020 and 2022, of which 1 were classified as Major Disaster declarations (DR) requiring federal individual and public assistance. That puts the county's average at 1.0 declarations per year across a 2-year record, or roughly 2% below the Idaho county average of 2.0 and 48% below the national county average of 3.8. The dominant disaster type on record is Fire, with 1 of 2 declarations falling under this category.

FEMA National Risk Index

This county carries a high composite score on FEMA's National Risk Index, 55.6/100, rated Relatively Low. Its Expected Annual Loss rating is Relatively Low (roughly $19.6M in annualized losses), and a Relatively Low social-vulnerability profile combined with Relatively High community resilience shapes how much of that raw exposure becomes realized harm. Among the 18 modeled hazards, Wildfire carries the county's highest rating, a mid-range Relatively Moderate.

Flood exposure & the bottom line

Taken together, Valley County reads as low relative risk on this historical lens, fewer federally recognized disasters than a typical U.S. county.

Risk Assessment

Risk Level

Low

vs. Idaho Avg

-2%

State avg: 2.0

vs. National Avg

-48%

National avg: 3.8

Avg Per Year

1.0

Over 2 years

FEMA NRI 8-hazard radar - Valley County

Valley County NRI risk profile 8-axis FEMA National Risk Index radar showing per-hazard composite scores for Earthquake 25, Flood 0, Hurricane 0, Tornado 8, Wildfire 48, Drought 8, Heat Wave 8, Winter Storm 25. Overall composite 15 of 100, classified Low. Earthquake Flood Hurricane Tornado Wildfire Drought Heat Wave Winter Storm 15 composite
Valley County NRI risk profile FIPS 16085 · composite 15/100 (Low)
How to read this radar

The radar plots Valley County's relative exposure to the eight headline natural hazards used by the FEMA National Risk Index. Each axis is the qualitative NRI risk rating (Very Low through Very High) re-expressed on a 0-100 scale so that the polygon shape lets you compare a county against another at a glance. A rounder polygon means broad multi-hazard exposure; a spiky polygon means one or two dominant hazards drive most of the modeled risk.

FEMA Records

2

Total declarations

NRI Source

FEMA 2023

Latest NRI release

County FIPS

16085

ID state code

Source: FEMA National Risk Index FEMA National Risk Index Per-county per-hazard ratings, 2023 release

Disaster Types

Fire 1
Biological 1

Declaration Types

What DR / EM / FM mean

FEMA categorizes declarations as Major Disasters (DR), Emergencies (EM), or Fire Management Assistance (FM).

Fire Management - 1 50.0%

of all 2 declarations

Major Disaster - 1 50.0%

of all 2 declarations

FEMA Declarations Timeline

Year Declarations
2022 1
2020 1

Disaster Declarations

DR# Title Type Incident Date
5449 FOUR CORNERS FIRE FM Fire 2022-08-19
4534 COVID-19 PANDEMIC DR Biological 2020-04-09

Storm Events in Idaho

Storm Type Events Fatalities Injuries Property Damage
Heavy Snow 1,667 1 13 $100.9M
Thunderstorm Wind 1,369 9 29 $4.7M
Winter Storm 561 4 15 $1.4M
High Wind 546 5 6 $13.4M
Winter Weather 388 11 19 $2.0M

Source: NOAA Storm Events Database NOAA Storm Events Database State-level aggregated data, 2015–2025

FEMA National Risk Index

Overall Risk

Relatively Low

Score: 55.6/100

Expected Annual Loss

Relatively Low

$19.6M/year

Social Vulnerability

Relatively Low

Community Resilience

Relatively High

Hazard Risk Breakdown

Wildfire Relatively Moderate
Landslide Relatively Moderate
Avalanche Relatively Moderate
Earthquake Relatively Low
Winter Weather Relatively Low
Lightning Relatively Low
Volcanic Activity Very Low
Heat Wave Very Low
Drought Very Low
Ice Storm Very Low
Strong Wind Very Low
Cold Wave Very Low
Hail Very Low
Tornado Very Low

Source: FEMA National Risk Index (NRI) FEMA National Risk Index (NRI) Ratings reflect relative scores among all US counties. Data: hazards.fema.gov/nri

Counties with Similar Risk in Idaho

Frequently Asked Questions

How many natural disasters has Valley County, Idaho had?
Valley County, Idaho has received 2 FEMA disaster declarations from 2020 to 2022. Of these, 1 were major disaster declarations.
What is the most common disaster type in Valley County?
The most common disaster type in Valley County is Fire, with 1 declaration. Other disaster types include Biological (1).
How does Valley County's disaster risk compare to the Idaho average?
Valley County has 2 disaster declarations, which is 2% lower than the Idaho county average of 2.0 declarations. Compared to the national county average of 3.8, it is 48% lower.
How many major FEMA disaster declarations has Valley County received?
Valley County has received 1 major disaster declaration, representing 50% of all 2 disaster declarations. Major disaster declarations typically involve significant damage requiring federal assistance.
What types of storms are most common in Idaho?
The most common storm types in Idaho include Heavy Snow (1,667 events), Thunderstorm Wind (1,369 events), Winter Storm (561 events). NOAA storm event data covers severe weather from 2015 to 2025.
What was the worst year for disasters in Valley County?
The most active year for disaster declarations in Valley County was 2020, with 1 declaration. The county has FEMA disaster data spanning 2020 to 2022.
What is the overall disaster risk level for Valley County?
Valley County's 2 FEMA disaster declarations put it in the low-risk band, fewer federally recognized disasters than a typical U.S. county over the same span.
What is the FEMA National Risk Index score for Valley County?
According to the FEMA National Risk Index, Valley County, Idaho has an overall risk score of 55.6 out of 100 (Relatively Low). The county's social vulnerability rating is Relatively Low and community resilience is Relatively High. The Expected Annual Loss (EAL) score is Relatively Low, representing $19.6M in annualized losses.
Which natural hazard poses the greatest risk to Valley County?
Based on FEMA NRI data, the highest-risk natural hazard in Valley County is Wildfire (risk rating: Relatively Moderate). Other significant hazards include Landslide (Relatively Moderate) and Avalanche (Relatively Moderate). These scores are based on FEMA's analysis of historical event frequency, exposed assets, and community vulnerability.
Data Sources & Methodology

Disaster declaration data comes from the FEMA OpenFEMA Disaster Declarations Summaries v2 API, which includes all federally declared disasters, emergencies, and fire management assistance grants.

Storm event data is sourced from the NOAA Storm Events Database (2015–2025), which tracks significant weather events including thunderstorms, tornadoes, floods, and winter storms.

This data is provided for informational purposes only. FEMA disaster declarations represent federal response actions and may not capture all local emergencies or weather events.

What this means for Valley County

Valley County, ID runs 2% below the Idaho county average for federal disaster declarations (2 vs 2), a low historical load overall.

  • Its most common federal declaration type is fire management (1 of 2) - know the hazards most likely here before they happen. Idaho overview
  • See how this county ranks against the rest of the country for disaster frequency. Most-disaster rankings
  • Read how to read FEMA declarations, NRI risk scores, and what they do and don't tell you. Disaster-data guide

Historical declaration counts describe past federal response, not a forecast. For current threats, follow the National Weather Service and local officials; in an emergency call 911.

All federal data sources used on this page
Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainHazard Editorial

Verify with FEMA → · Verify with FEMA NRI → · Verify with NOAA →

Every figure on PlainHazard is rendered directly from FEMA federal disaster data, no number is typed in by an editor. This page draws directly on FEMA federal disaster data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or national statistics report, or report a data error.