Natural Disasters in Mandan, ND

Hazard risk, disaster history, and FEMA data

Natural Hazard Risk

Source: FEMA National Risk Index

Risk Score

49.6

Relatively Low

Expected Annual Loss

68.5

Score (0-100)

Social Vulnerability

10.6

Score (0-100)

Community Resilience

87.2

Score (0-100)

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

Disaster History & Federal Spending

Source: FEMA

Total Declarations

Public Assistance

$13.4M

Individual Assistance

$4.9M

Most Common Type

Flood

16 declarations

Disaster	Type	Date	PA $	IA $
Severe Storm, Tornadoes, and Straight-line Winds →	Severe Storm	Sep 2025	$56K	—
Flooding →	Flood	Jul 2023	$138K	—
Covid-19 Pandemic →	Biological	Apr 2020	$11K	$2.0M
Covid-19 →	Biological	Mar 2020	—	—
Flooding →	Flood	Jun 2019	$177K	—
Severe Winter Storm →	Severe Storm	Oct 2013	$9K	—
Severe Storms and Flooding →	Severe Storm(s)	Jul 2013	$1.8M	—
Flooding →	Flood	May 2011	$7.4M	$2.6M
Flooding →	Flood	Apr 2011	—	—
Flooding →	Flood	Apr 2010	$180K	—
Severe Winter Storm →	Severe Storm	Apr 2010	$8K	—
Flooding →	Flood	Mar 2010	$3K	—
Severe Winter Storm →	Severe Storm	Feb 2010	—	—
Severe Storms and Flooding →	Severe Storm	Mar 2009	$2.2M	$272K
Hurricane Katrina Evacuation →	Coastal Storm	Sep 2005	—	—
Severe Storms, Flooding, and Ground Saturation →	Severe Storm(s)	Jul 2005	$88K	—
Severe Storms, Flooding, and Ground Saturation →	Severe Storm(s)	May 2004	$316K	—
Severe Storms, Flooding, & Ground Saturation →	Flood	May 2001	$145K	—
Severe Storms, Flooding and Ground Saturation →	Severe Storm	Jun 2000	$89K	—
Severe Storms, Flooding, Snow, Ice, Ground Saturation, Lanslides, Mudslides, and Tor →	Flood	Jun 1999	$785K	—

Showing 20 of 31 disasters

PA = FEMA Public Assistance (infrastructure recovery). IA = Individual Assistance (homeowner/renter aid).

Flood Insurance (NFIP)

Source: FEMA NFIP

Total Claims

216

Total Claims Paid

$2,825,281

Avg Claim Payout

$13,080

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

Hazard Mitigation

Source: FEMA Hazard Mitigation Assistance

Mitigation Projects

Federal Funding

$9,268,836

Properties Protected

Avg Benefit-Cost Ratio

1.72

BCR

Top Mitigation Project Types

Project Type	Projects	Federal $
601.2: Generators - Regular	3	$562,760
302.1: Landslide Stabilization - Structural	3	$8,447,318
206.2: Safe Room (Tornado and Severe Wind Shelter) - Public Structures	2	$67,956
91.1: Local Multihazard Mitigation Plan	2	$33,750
600.1: Warning Systems (as a Component of a Planned, Adopted, and Exercised Risk Reduction Plan)	2	$30,317

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

Mandan has a relatively low overall natural hazard risk rating according to FEMA's National Risk Index. The top hazard risks are hail, winter weather, ice storm. The area has had 27 federal disaster declarations. The most common disaster type is flood (16 declarations). 216 flood insurance claims have been filed in the area. FEMA has obligated $13,443,074 in public assistance recovery funding. $4,880,872 has been distributed in individual assistance to disaster-affected residents. 15 hazard mitigation projects have been funded to reduce future risk.