Natural Disasters in Santa Ana, CA

Hazard risk, disaster history, and FEMA data

Natural Hazard Risk

Source: FEMA National Risk Index

Risk Score

99.8

Very High

Expected Annual Loss

99.8

Score (0-100)

Social Vulnerability

24.9

Score (0-100)

Community Resilience

16.3

Score (0-100)

Top Hazard Risks

Earthquake99.9Wildfire99.8Landslide99.7

Hazard	Risk Score
Earthquake	99.9
Wildfire	99.8
Landslide	99.7
Heat Wave	97.2
Coastal Flood	92.0
Tornado	83.7
Hail	79.5
Lightning	66.9
Tsunami	56.9
Strong Wind	52.3
Drought	32.7
Avalanche	13.7
Winter Weather	1.3

Scores range from 0 (lowest risk) to 100 (highest risk) relative to all U.S. communities. Data from FEMA National Risk Index.

Disaster Declarations

Source: FEMA OpenFEMA

Total Declarations

Most Recent

Flood

Mar 2023

Most Common Type

Fire

19 declarations

Date	Type	Declaration
Mar 10, 2023	Flood	SEVERE WINTER STORMS, FLOODING, LANDSLIDES, AND MUDSLIDES
Jan 9, 2023	Flood	SEVERE WINTER STORMS, FLOODING, AND MUDSLIDES
May 12, 2022	Fire	COASTAL FIRE
Dec 3, 2020	Fire	BOND FIRE
Oct 26, 2020	Fire	BLUE RIDGE FIRE
Oct 26, 2020	Fire	SILVERADO FIRE
Mar 22, 2020	Biological	COVID-19 PANDEMIC
Mar 13, 2020	Biological	COVID-19
Oct 10, 2017	Fire	WILDFIRES
Oct 9, 2017	Fire	CANYON 2 FIRE
Sep 26, 2017	Fire	CANYON FIRE
Mar 16, 2017	Flood	SEVERE WINTER STORMS, FLOODING, AND MUDSLIDES
Jan 26, 2011	Flood	SEVERE WINTER STORMS, FLOODING, AND DEBRIS AND MUD FLOWS
Nov 18, 2008	Fire	WILDFIRES
Nov 15, 2008	Fire	FREEWAY FIRE COMPLEX
Oct 24, 2007	Fire	WILDFIRES, FLOODING, MUD FLOWS, AND DEBRIS FLOWS
Oct 23, 2007	Fire	WILDFIRES
Oct 22, 2007	Fire	SANTIAGO FIRE
Mar 11, 2007	Fire	241 FIRE
Feb 6, 2006	Fire	SIERRA FIRE

Showing 20 of 41 declarations

Individual Assistance

Source: FEMA Housing Assistance

Total IA Registrations

4,247

Total IA Distributed

$16,072,684

Repair/Replace

$124,899

Rental Assistance

$48,465

Disaster	Registrations	Total IA $	Avg Damage
DR-4856	1	N/A	—
DR-4569	4	N/A	—
DR-4382	1	N/A	—
DR-4707	2	N/A	—
DR-4353	1	N/A	—
DR-4482	2,896	$15,861,579	—
DR-1577	177	$149,672	$1,364
DR-4344	1,106	$53,486	$7,140
DR-4558	8	$5,759	$4,766
DR-1731	46	$1,900	$6,623

Showing top 10 of 11 disasters by IA amount

Individual and household assistance for homeowners and renters affected by federally declared disasters.

Flood Insurance (NFIP)

Source: FEMA NFIP

Total Claims

3,829

Total Claims Paid

$21,065,584

Avg Claim Payout

$5,502

County-level NFIP data from FEMA National Flood Insurance Program.

Disaster Recovery Spending

Source: FEMA Public Assistance

Total Federal Spending

$285,026,432

Disasters with PA

Total Projects

837

Disaster	Type	Projects	Federal $
DR-4482	Biological	168	$213,671,732
DR-1585	Severe Storm(s)	62	$31,227,952
DR-1577	Severe Storm(s)	162	$16,484,443
DR-1952	Flood	197	$11,846,048
DR-4305	Flood	100	$4,108,334
DR-4344	Fire	17	$2,685,239
DR-1731	Fire	79	$2,619,767
DR-1810	Fire	50	$2,132,225
DR-4431	Winter Storm	1	$249,402
DR-3248	Hurricane	1	$1,289

Hazard Mitigation

Source: FEMA Hazard Mitigation Assistance

Mitigation Projects

118

Federal Funding

$76,315,071

Properties Protected

241

Avg Benefit-Cost Ratio

1.43

BCR

Top Mitigation Project Types

Project Type	Projects	Federal $
91.2: Local Multihazard Mitigation Plan - NEW	17	$1,280,999
91.1: Local Multihazard Mitigation Plan	14	$978,064
205.6: Structural Retrofitting/Rehabilitating Public Structures - Seismic	14	$11,518,084
205.4: Non Structural Retrofitting/Rehabilitating Public Structures - Seismic	14	$21,429,301
405.1: Other Minor Flood Control	9	$12,326,209

Federally funded projects to reduce future disaster risk. Only includes completed or obligated projects.

Santa Ana has a very high overall natural hazard risk rating according to FEMA's National Risk Index. The top hazard risks are earthquake, wildfire, landslide. The area has had 41 federal disaster declarations. The most common disaster type is fire (19 declarations). 3,829 flood insurance claims have been filed in the area. FEMA has obligated $285,026,432 in public assistance recovery funding. $16,072,684 has been distributed in individual assistance to disaster-affected residents. 118 hazard mitigation projects have been funded to reduce future risk.