Natural Disasters in Brentwood, CA

Hazard risk, disaster history, and FEMA data

Natural Hazard Risk

Source: FEMA National Risk Index

Risk Score

99.5

Very High

Expected Annual Loss

99.6

Score (0-100)

Social Vulnerability

21.5

Score (0-100)

Community Resilience

67.8

Score (0-100)

Top Hazard Risks

Earthquake99.7Landslide99.3Heat Wave98.3

Hazard	Risk Score
Earthquake	99.7
Landslide	99.3
Heat Wave	98.3
Wildfire	97.6
Drought	94.6
Lightning	90.8
Volcanic Activity	77.9
Coastal Flood	66.0
Tornado	49.9
Tsunami	47.7
Strong Wind	34.4
Hail	33.0
Winter Weather	9.2
Avalanche	5.3

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

Jan 2023

Most Common Type

Flood

8 declarations

Date	Type	Declaration
Jan 14, 2023	Flood	SEVERE WINTER STORMS, FLOODING, LANDSLIDES, AND MUDSLIDES
Jan 9, 2023	Flood	SEVERE WINTER STORMS, FLOODING, AND MUDSLIDES
Mar 22, 2020	Biological	COVID-19 PANDEMIC
Mar 13, 2020	Biological	COVID-19
Apr 1, 2017	Flood	SEVERE WINTER STORMS, FLOODING, AND MUDSLIDES
Mar 16, 2017	Flood	SEVERE WINTER STORMS, FLOODING, AND MUDSLIDES
Feb 14, 2017	Severe Storm	SEVERE WINTER STORMS, FLOODING, AND MUDSLIDES
Feb 3, 2006	Severe Storm	SEVERE STORMS, FLOODING, MUDSLIDES, AND LANDSLIDES
Sep 13, 2005	Hurricane	HURRICANE KATRINA EVACUATION
Feb 9, 1998	Severe Storm	SEVERE WINTER STORMS AND FLOODING
Jan 4, 1997	Severe Storm	SEVERE STORMS, FLOODING, MUD AND LANDSLIDES
Mar 12, 1995	Severe Storm	SEVERE WINTER STORMS, FLOODING LANDSLIDES, MUD FLOW
Jan 10, 1995	Severe Storm	SEVERE WINTER STORMS, FLOODING, LANDSLIDES, MUD FLOWS
Feb 3, 1993	Flood	SEVERE WINTER STORM, MUD & LAND SLIDES, & FLOODING
Oct 18, 1989	Earthquake	LOMA PRIETA EARTHQUAKE
Feb 21, 1986	Flood	SEVERE STORMS & FLOODING
Feb 9, 1983	Coastal Storm	COASTAL STORMS, FLOODS, SLIDES & TORNADOES
Jan 7, 1982	Flood	SEVERE STORMS, FLOOD, MUDSLIDES & HIGH TIDE
Feb 1, 1980	Coastal Storm	TORRENTIAL RAIN, HIGH TIDE & WINDS
Jan 20, 1977	Drought	DROUGHT

Showing 20 of 21 declarations

Flood Insurance (NFIP)

Source: FEMA NFIP

Total Claims

1,202

Total Claims Paid

$12,846,533

Avg Claim Payout

$10,688

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

Disaster Recovery Spending

Source: FEMA Public Assistance

Total Federal Spending

$132,920,600

Disasters with PA

Total Projects

418

Disaster	Type	Projects	Federal $
DR-4482	Biological	82	$91,287,837
DR-4683	Severe Storm(s)	136	$17,792,169
DR-4308	Flood	40	$16,401,738
DR-1628	Severe Storm(s)	98	$3,732,235
DR-4301	Severe Storm(s)	51	$3,284,744
DR-4305	Flood	11	$421,878

Hazard Mitigation

Source: FEMA Hazard Mitigation Assistance

Mitigation Projects

Federal Funding

$16,527,251

Properties Protected

Avg Benefit-Cost Ratio

1.76

BCR

Top Mitigation Project Types

Project Type	Projects	Federal $
205.6: Structural Retrofitting/Rehabilitating Public Structures - Seismic	7	$4,277,711
91.1: Local Multihazard Mitigation Plan	3	$251,659
403.2: Stormwater Management - Diversions	2	$1,348,992
403.1: Stormwater Management - Culverts	1	$132,721
601.2: Generators - Regular	1	$332,970

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

Brentwood has a very high overall natural hazard risk rating according to FEMA's National Risk Index. The top hazard risks are earthquake, landslide, heat wave. The area has had 21 federal disaster declarations. The most common disaster type is flood (8 declarations). 1,202 flood insurance claims have been filed in the area. FEMA has obligated $132,920,600 in public assistance recovery funding. 25 hazard mitigation projects have been funded to reduce future risk.