Natural Disasters in Somersworth, NH

Hazard risk, disaster history, and FEMA data

Natural Hazard Risk

Source: FEMA National Risk Index

Risk Score

64.1

Relatively Low

Expected Annual Loss

71.6

Score (0-100)

Social Vulnerability

16.6

Score (0-100)

Community Resilience

73.5

Score (0-100)

Top Hazard Risks

Ice Storm88.1Earthquake77.4Hurricane76.6

Hazard	Risk Score
Ice Storm	88.1
Earthquake	77.4
Hurricane	76.6
Lightning	74.3
Drought	66.3
Landslide	61.7
Heat Wave	49.4
Winter Weather	48.5
Coastal Flood	44.6
Strong Wind	43.0
Tornado	42.2
Cold Wave	41.8
Wildfire	34.5
Hail	20.3

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

Biological

Apr 2020

Most Common Type

Severe Storm

9 declarations

Date	Type	Declaration
Apr 3, 2020	Biological	COVID-19 PANDEMIC
Mar 13, 2020	Biological	COVID-19
Jun 8, 2018	Snowstorm	SEVERE WINTER STORM AND SNOWSTORM
Mar 25, 2015	Severe Storm	SEVERE WINTER STORM AND SNOWSTORM
Mar 19, 2013	Severe Storm	SEVERE WINTER STORM AND SNOWSTORM
Oct 30, 2012	Hurricane	HURRICANE SANDY
Nov 1, 2011	Severe Storm	SEVERE STORM
Sep 3, 2011	Hurricane	TROPICAL STORM IRENE
Aug 27, 2011	Hurricane	HURRICANE IRENE
Mar 29, 2010	Severe Storm	SEVERE WINTER STORM
Jan 2, 2009	Severe Ice Storm	SEVERE WINTER STORM
Dec 13, 2008	Severe Storm	SEVERE WINTER STORM
Aug 11, 2008	Severe Storm	SEVERE STORMS, TORNADO, AND FLOODING
Apr 27, 2007	Severe Storm	SEVERE STORMS AND FLOODING
May 25, 2006	Severe Storm	SEVERE STORMS AND FLOODING
Sep 19, 2005	Hurricane	HURRICANE KATRINA EVACUATION
Mar 30, 2005	Snowstorm	RECORD AND/OR NEAR RECORD SNOW
Mar 11, 2003	Snowstorm	SNOW
Mar 28, 2001	Snowstorm	SNOW
Jan 15, 1998	Severe Storm	SEVERE ICE STORM, RAINS AND HIGH WINDS

Showing 20 of 25 declarations

Individual Assistance

Source: FEMA Housing Assistance

Total IA Registrations

1,217

Total IA Distributed

$2,284,075

Repair/Replace

$1,428,048

Rental Assistance

$125,790

Disaster	Registrations	Total IA $	Avg Damage
DR-4026	1	N/A	—
DR-1643	556	$994,443	$2,484
DR-4516	105	$480,728	—
DR-1695	239	$373,968	$2,498
DR-1693	113	$176,549	$2,028
DR-1644	165	$147,356	$1,002
DR-4522	11	$60,541	—
DR-4764	27	$50,490	$572

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

Flood Insurance (NFIP)

Source: FEMA NFIP

Total Claims

137

Total Claims Paid

$2,298,852

Avg Claim Payout

$16,780

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

Disaster Recovery Spending

Source: FEMA Public Assistance

Total Federal Spending

$9,066,825

Disasters with PA

Total Projects

498

Disaster	Type	Projects	Federal $
DR-1643	Severe Storm(s)	109	$2,270,046
DR-1695	Severe Storm(s)	183	$2,037,651
DR-4516	Biological	24	$1,649,751
DR-1812	Severe Ice Storm	43	$883,084
DR-1892	Severe Storm(s)	38	$533,857
DR-4105	Severe Storm(s)	13	$363,805
DR-4371	Winter Storm	13	$359,468
DR-4026	Hurricane	32	$255,662
DR-3166	Snow	13	$227,718
DR-3207	Snow	9	$197,094
DR-3177	Snow	10	$165,443
DR-3360	Hurricane	7	$99,470
DR-1782	Severe Storm(s)	4	$23,778

Hazard Mitigation

Source: FEMA Hazard Mitigation Assistance

Mitigation Projects

Federal Funding

$1,864,879

Properties Protected

Avg Benefit-Cost Ratio

0.98

BCR

Top Mitigation Project Types

Project Type	Projects	Federal $
403.1: Stormwater Management - Culverts	11	$1,194,607
91.3: Local Multihazard Mitigation Plan - UPDATE	3	$18,000
100.1: Public Awareness and Education (Brochures, Workshops, Videos, etc.)	2	$18,516
601.2: Generators - Regular	1	$427,612
500.3: Flood Control - Dam	1	$10,591

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

Somersworth has a relatively low overall natural hazard risk rating according to FEMA's National Risk Index. The top hazard risks are ice storm, earthquake, hurricane. The area has had 25 federal disaster declarations. The most common disaster type is severe storm (9 declarations). 137 flood insurance claims have been filed in the area. FEMA has obligated $9,066,825 in public assistance recovery funding. $2,284,075 has been distributed in individual assistance to disaster-affected residents. 21 hazard mitigation projects have been funded to reduce future risk.