Natural Disasters in Custer, SD
Hazard risk, disaster history, and FEMA data
Natural Hazard Risk
Source: FEMA National Risk IndexRisk Score
16.3
Very Low
Expected Annual Loss
29.7
Score (0-100)
Social Vulnerability
10.6
Score (0-100)
Community Resilience
47.0
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: FEMATotal Declarations
15
Public Assistance
$1.3M
Individual Assistance
$29K
Most Common Type
Fire
5 declarations
Public Assistance by Category
| Disaster | Type | Date | PA $ | IA $ |
|---|---|---|---|---|
| Covid-19 Pandemic → | Biological | Apr 2020 | — | $29K |
| Covid-19 → | Biological | Mar 2020 | — | — |
| Severe Storms and Flooding → | Flood | Sep 2019 | $67K | — |
| Legion Lake Fire → | Fire | Dec 2017 | — | — |
| Severe Winter Storm, Snowstorm, and Floo… → | Severe Storm | Nov 2013 | $82K | — |
| Myrtle Fire → | Fire | Jul 2012 | — | — |
| Hurricane Katrina Evacuation → | Coastal Storm | Sep 2005 | — | — |
| Sd - Battle Creek Fire - 08/18/02 → | Fire | Aug 2002 | — | — |
| Sd - Elk Mountain Fire Complex - 08/01/0… → | Fire | Aug 2001 | — | — |
| Sd Jasper Fire Ir #3 → | Fire | Aug 2000 | — | — |
| Severe Winter Storm, Flooding, Landslide… → | Severe Storm | May 2000 | $1.2M | — |
| Severe Flooding, Sever Winter Storms,hea… → | Flood | Apr 1997 | — | — |
| Severe Winter Storms and Blizzard Condit… → | Severe Storm | Jan 1997 | — | — |
| Flooding → | Flood | May 1995 | — | — |
| Heavy Rains & Flooding → | Flood | Jun 1972 | — | — |
PA = FEMA Public Assistance (infrastructure recovery). IA = Individual Assistance (homeowner/renter aid).
Flood Insurance (NFIP)
Source: FEMA NFIPTotal Claims
50
Total Claims Paid
$645,518
Avg Claim Payout
$12,910
County-level NFIP data from FEMA National Flood Insurance Program.
Hazard Mitigation
Source: FEMA Hazard Mitigation AssistanceMitigation Projects
9
Federal Funding
$369,515
Properties Protected
4
Avg Benefit-Cost Ratio
0.71
BCR
Top Mitigation Project Types
| Project Type | Projects | Federal $ |
|---|---|---|
| 601.1: Generators | 3 | $25,297 |
| 91.1: Local Multihazard Mitigation Plan | 2 | $28,125 |
| 403.4: Stormwater Management - Detention/Retention Basins | 1 | $77,250 |
| 601.2: Generators - Regular | 1 | $14,033 |
| 200.1: Acquisition of Private Real Property (Structures and Land) - Riverine | 1 | $155,753 |
Federally funded projects to reduce future disaster risk. Only includes completed or obligated projects.
Custer has a very low overall natural hazard risk rating according to FEMA's National Risk Index. The top hazard risks are wildfire, winter weather, landslide. The area has had 15 federal disaster declarations. The most common disaster type is fire (5 declarations). 50 flood insurance claims have been filed in the area. FEMA has obligated $1,328,882 in public assistance recovery funding. $28,711 has been distributed in individual assistance to disaster-affected residents. 9 hazard mitigation projects have been funded to reduce future risk.