Natural Disasters in Marietta, MN
Hazard risk, disaster history, and FEMA data
Natural Hazard Risk
Source: FEMA National Risk IndexRisk Score
18.8
Very Low
Expected Annual Loss
22.3
Score (0-100)
Social Vulnerability
39.5
Score (0-100)
Community Resilience
84.2
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: FEMATotal Declarations
21
Public Assistance
$3.2M
Individual Assistance
$9K
Most Common Type
Flood
10 declarations
Public Assistance by Category
| Disaster | Type | Date | PA $ | IA $ |
|---|---|---|---|---|
| Severe Storms and Flooding → | Flood | Jul 2023 | $477K | — |
| Severe Storms, Straight-line Winds, Torn… → | Severe Storm | Aug 2022 | — | — |
| Severe Storms, Straight-line Winds, Torn… → | Severe Storm | Jul 2022 | $312K | — |
| Covid-19 Pandemic → | Biological | Apr 2020 | $87K | — |
| Covid-19 → | Biological | Mar 2020 | — | — |
| Severe Winter Storm, Straight-line Winds… → | Flood | Jun 2019 | $1.0M | — |
| Severe Storms, Straight-line Winds, Floo… → | Flood | Jul 2014 | $38K | — |
| Severe Storms and Flooding → | Flood | May 2011 | $287K | — |
| Flooding → | Flood | Apr 2010 | $370K | — |
| Flooding → | Flood | Mar 2010 | — | — |
| Severe Storms and Flooding → | Severe Storm | Apr 2009 | $197K | — |
| Severe Winter Storm → | Severe Storm | Jan 2006 | — | — |
| Hurricane Katrina Evacuation → | Hurricane | Sep 2005 | — | — |
| Severe Winter Storms, Flooding, and Torn… → | Flood | May 2001 | $432K | — |
| Severe Flooding, High Winds,severe Storm… → | Flood | Apr 1997 | — | — |
| Severe Winter Storms → | Severe Storm | Jan 1997 | — | — |
| Severe Storms, Tornadoes & Flooding → | Severe Storm | Jun 1993 | — | — |
| Severe Storms, Tornadoes & Flooding → | Severe Storm | Jun 1992 | — | — |
| Drought → | Drought | Jun 1976 | — | — |
| Flooding → | Flood | Apr 1969 | — | — |
Showing 20 of 22 disasters
PA = FEMA Public Assistance (infrastructure recovery). IA = Individual Assistance (homeowner/renter aid).
Flood Insurance (NFIP)
Source: FEMA NFIPTotal Claims
45
Total Claims Paid
$224,358
Avg Claim Payout
$4,986
County-level NFIP data from FEMA National Flood Insurance Program.
Hazard Mitigation
Source: FEMA Hazard Mitigation AssistanceMitigation Projects
6
Federal Funding
$562,898
Properties Protected
34
Avg Benefit-Cost Ratio
3.94
BCR
Top Mitigation Project Types
| Project Type | Projects | Federal $ |
|---|---|---|
| 91.1: Local Multihazard Mitigation Plan | 2 | $60,450 |
| 201.5: Relocation of Private Structures - Erosion | 2 | $209,684 |
| 300.3: Vegetation Management - Wind | 1 | $17,826 |
| 200.1: Acquisition of Private Real Property (Structures and Land) - Riverine | 1 | $274,938 |
Federally funded projects to reduce future disaster risk. Only includes completed or obligated projects.
Marietta has a very low overall natural hazard risk rating according to FEMA's National Risk Index. The top hazard risks are cold wave, winter weather, hail. The area has had 21 federal disaster declarations. The most common disaster type is flood (10 declarations). 45 flood insurance claims have been filed in the area. FEMA has obligated $3,224,266 in public assistance recovery funding. $9,000 has been distributed in individual assistance to disaster-affected residents. 6 hazard mitigation projects have been funded to reduce future risk.