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California · FEMA + NOAA + National Risk Index

Plumas County, CA

6 FEMA disaster declarations (2020–2023), with a FEMA National Risk Index rating of Relatively Moderate. Most common hazard: Fire.

6
FEMA declarations
3
Major disasters
86
NRI risk · Relatively Moderate
Fire
Top hazard

The verdict

Plumas County ranks in the riskiest 14% of U.S. counties for FEMA-modeled hazard risk, with more federally declared disasters than 80% of the 2,791 counties FEMA tracks. FEMA rates the county's overall risk as Relatively Moderate, based on 6 federal disaster declarations recorded since 2020, most often fire, 56% above the national county average of 4.

Riskiest 14%
of U.S. counties for FEMA National Risk Index score
Relatively Moderate
FEMA National Risk Index rating
6
FEMA declarations vs 4 national county avg
3
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 Plumas County compare?

Plumas County vs. every U.S. county

FEMA disaster declarations, all-time

6 Top 20% higher than 80% 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

Plumas County's FEMA Risk Index score

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

0/100100/100California avg89/10086.4/100
FEMA National Risk Index composite score vs. the California county average

How disaster-prone is Plumas County?

Declaration frequency

Plumas County, California has recorded 6 FEMA disaster declarations between 2020 and 2023, of which 3 were classified as Major Disaster declarations (DR) requiring federal individual and public assistance. That puts the county's average at 2.0 declarations per year across a 3-year record, or roughly 23% below the California county average of 7.8 and 56% above the national county average of 3.8. The dominant disaster type on record is Fire, with 3 of 6 declarations falling under this category.

FEMA National Risk Index

This county sits among the highest-risk counties nationally on FEMA's National Risk Index, a composite score of 86.4/100 (Relatively Moderate). Expected Annual Loss is rated Relatively Low (roughly $41.1M in annualized losses). Social vulnerability reads Very High and community resilience Relatively High, both critical modifiers of realized harm here. Of the 18 hazards FEMA models, Wildfire stands out as the sharpest exposure here, rated Relatively High.

Flood exposure & the bottom line

Taken together, these indicators put Plumas County at a moderate relative risk level, not the calmest county on record, but not among the most disaster-prone either.

Risk Assessment

Risk Level

Moderate

vs. California Avg

-23%

State avg: 7.8

vs. National Avg

+56%

National avg: 3.8

Avg Per Year

2.0

Over 3 years

FEMA NRI 8-hazard radar - Plumas County

Plumas County NRI risk profile 8-axis FEMA National Risk Index radar showing per-hazard composite scores for Earthquake 48, Flood 0, Hurricane 0, Tornado 8, Wildfire 70, Drought 25, Heat Wave 8, Winter Storm 48. Overall composite 26 of 100, classified Moderate. Earthquake Flood Hurricane Tornado Wildfire Drought Heat Wave Winter Storm 26 composite
Plumas County NRI risk profile FIPS 06063 · composite 26/100 (Moderate)
How to read this radar

The radar plots Plumas 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

6

Total declarations

NRI Source

FEMA 2023

Latest NRI release

County FIPS

06063

CA state code

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

Disaster Types

Fire 3
Severe Storm 1
Flood 1
Biological 1

Declaration Types

What DR / EM / FM mean

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

Major Disaster - 3 50.0%

of all 6 declarations

Fire Management - 2 33.3%

of all 6 declarations

Emergency - 1 16.7%

of all 6 declarations

FEMA Declarations Timeline

Year Declarations
2023 2
2021 2
2020 2

Disaster Declarations

DR# Title Type Incident Date
4699 SEVERE WINTER STORMS, STRAIGHT-LINE WINDS, FLOODING, LANDSLIDES, AND MUDSLIDES DR Severe Storm 2023-04-03
3592 SEVERE WINTER STORMS, FLOODING, LANDSLIDES, AND MUDSLIDES EM Flood 2023-03-10
4610 WILDFIRES DR Fire 2021-08-24
5400 DIXIE FIRE FM Fire 2021-07-20
5363 BEAR FIRE FM Fire 2020-09-09
4482 COVID-19 PANDEMIC DR Biological 2020-03-22

Storm Events in California

Storm Type Events Fatalities Injuries Property Damage
High Wind 4,876 14 30 $229.3M
Flood 3,682 33 31 $991.0M
Heavy Snow 2,071 6 0 $1.6M
Drought 2,039 0 0 $0
Dense Fog 1,820 59 164 $3.5M

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

FEMA National Risk Index

Overall Risk

Relatively Moderate

Score: 86.4/100

Expected Annual Loss

Relatively Low

$41.1M/year

Social Vulnerability

Very High

Community Resilience

Relatively High

Hazard Risk Breakdown

Wildfire Relatively High
Earthquake Relatively Moderate
Volcanic Activity Relatively Low
Landslide Relatively Moderate
Lightning Relatively Moderate
Winter Weather Relatively Moderate
Drought Relatively Low
Avalanche Very Low
Heat Wave Very Low
Hail Very Low
Tornado Very Low
Strong Wind Very Low
Cold Wave No Rating

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 California

Frequently Asked Questions

How many natural disasters has Plumas County, California had?
Plumas County, California has received 6 FEMA disaster declarations from 2020 to 2023. Of these, 3 were major disaster declarations.
What is the most common disaster type in Plumas County?
The most common disaster type in Plumas County is Fire, with 3 declarations. Other disaster types include Severe Storm (1), Flood (1), Biological (1).
How does Plumas County's disaster risk compare to the California average?
Plumas County has 6 disaster declarations, which is 23% lower than the California county average of 7.8 declarations. Compared to the national county average of 3.8, it is 56% higher.
How many major FEMA disaster declarations has Plumas County received?
Plumas County has received 3 major disaster declarations, representing 50% of all 6 disaster declarations. Major disaster declarations typically involve significant damage requiring federal assistance.
What types of storms are most common in California?
The most common storm types in California include High Wind (4,876 events), Flood (3,682 events), Heavy Snow (2,071 events). NOAA storm event data covers severe weather from 2015 to 2025.
What was the worst year for disasters in Plumas County?
The most active year for disaster declarations in Plumas County was 2020, with 2 declarations. The county has FEMA disaster data spanning 2020 to 2023.
What is the overall disaster risk level for Plumas County?
With 6 FEMA disaster declarations on record, Plumas County lands in the moderate-risk band, not unusually disaster-prone, but not spared either.
What is the FEMA National Risk Index score for Plumas County?
According to the FEMA National Risk Index, Plumas County, California has an overall risk score of 86.4 out of 100 (Relatively Moderate). The county's social vulnerability rating is Very High and community resilience is Relatively High. The Expected Annual Loss (EAL) score is Relatively Low, representing $41.1M in annualized losses.
Which natural hazard poses the greatest risk to Plumas County?
Based on FEMA NRI data, the highest-risk natural hazard in Plumas County is Wildfire (risk rating: Relatively High). Other significant hazards include Earthquake (Relatively Moderate) and Volcanic Activity (Relatively Low). 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 Plumas County

Plumas County, CA runs 23% below the California county average for federal disaster declarations (6 vs 8), a moderate historical load overall.

  • Its most common federal declaration type is major disaster (3 of 6) - know the hazards most likely here before they happen. California 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.