Natural Disasters in Lewisville, WA
Hazard risk, disaster history, and FEMA data
Natural Hazard Risk
Source: FEMA National Risk IndexRisk Score
92.2
Relatively Moderate
Expected Annual Loss
94.4
Score (0-100)
Social Vulnerability
12.2
Score (0-100)
Community Resilience
70.3
Score (0-100)
Top Hazard Risks
| Hazard | Risk Score |
|---|---|
| Earthquake | 97.6 |
| Cold Wave | 96.7 |
| Heat Wave | 95.9 |
| Ice Storm | 90.5 |
| Volcanic Activity | 88.6 |
| Strong Wind | 82.3 |
| Landslide | 81.2 |
| Lightning | 80.6 |
| Winter Weather | 73.8 |
| Wildfire | 69.6 |
| Tornado | 31.3 |
| Coastal Flood | 29.2 |
| Hail | 24.9 |
| Avalanche | 12.4 |
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 OpenFEMATotal Declarations
16
Most Recent
Severe Storm
Apr 2024
Most Common Type
Severe Storm
6 declarations
| Date | Type | Declaration |
|---|---|---|
| Apr 28, 2024 | Severe Storm | SEVERE WINTER STORMS, STRAIGHT-LINE WINDS, FLOODING, LANDSLIDES, AND MUDSLIDES |
| Oct 17, 2022 | Fire | NAKIA CREEK FIRE |
| Mar 22, 2020 | Biological | COVID-19 PANDEMIC |
| Mar 13, 2020 | Biological | COVID-19 |
| Feb 2, 2016 | Flood | SEVERE WINTER STORM, STRAIGHT-LINE WINDS, FLOODING, LANDSLIDES, MUDSLIDES, AND A T |
| Mar 2, 2009 | Severe Storm | SEVERE WINTER STORM AND RECORD AND NEAR RECORD SNOW |
| Feb 14, 2007 | Severe Storm | SEVERE WINTER STORM, LANDSLIDES, AND MUDSLIDES |
| Dec 12, 2006 | Severe Storm | SEVERE STORMS, FLOODING, LANDSLIDES, AND MUDSLIDES |
| Sep 7, 2005 | Coastal Storm | HURRICANE KATRINA EVACUATION |
| Mar 1, 2001 | Earthquake | EARTHQUAKE |
| Jan 17, 1997 | Severe Storm | SEVERE WINTER STORMS, LAND & MUDS SLIDES,FLOODING |
| Feb 9, 1996 | Flood | HIGH WINDS, SEVERE STORMS AND FLOODING |
| Jan 3, 1996 | Severe Storm | SEVERE STORMS, HIGH WIND, AND FLOODING |
| May 21, 1980 | Volcanic Eruption | VOLCANIC ERUPTION, MT. ST. HELENS |
| Dec 10, 1977 | Flood | SEVERE STORMS,MUDSLIDES, & FLOODING |
| Dec 29, 1964 | Flood | HEAVY RAINS & FLOODING |
Flood Insurance (NFIP)
Source: FEMA NFIPTotal Claims
161
Total Claims Paid
$2,332,955
Avg Claim Payout
$14,490
County-level NFIP data from FEMA National Flood Insurance Program.
Disaster Recovery Spending
Source: FEMA Public AssistanceTotal Federal Spending
$66,205,685
Disasters with PA
6
Total Projects
145
| Disaster | Type | Projects | Federal $ |
|---|---|---|---|
| DR-4481 | Biological | 71 | $61,665,902 |
| DR-4253 | Flood | 21 | $1,799,595 |
| DR-1825 | Severe Storm(s) | 27 | $1,381,032 |
| DR-1682 | Severe Storm(s) | 17 | $794,251 |
| DR-4309 | Flood | 4 | $500,854 |
| DR-4775 | Severe Storm(s) | 5 | $64,052 |
Hazard Mitigation
Source: FEMA Hazard Mitigation AssistanceMitigation Projects
4
Federal Funding
$1,169,245
Properties Protected
8
Avg Benefit-Cost Ratio
3.69
BCR
Top Mitigation Project Types
| Project Type | Projects | Federal $ |
|---|---|---|
| 91.1: Local Multihazard Mitigation Plan | 2 | $149,309 |
| 205.6: Structural Retrofitting/Rehabilitating Public Structures - Seismic | 2 | $1,019,936 |
Federally funded projects to reduce future disaster risk. Only includes completed or obligated projects.
Lewisville has a relatively moderate overall natural hazard risk rating according to FEMA's National Risk Index. The top hazard risks are earthquake, cold wave, heat wave. The area has had 16 federal disaster declarations. The most common disaster type is severe storm (6 declarations). 161 flood insurance claims have been filed in the area. FEMA has obligated $66,205,685 in public assistance recovery funding. 4 hazard mitigation projects have been funded to reduce future risk.