Natural Disasters in Portland, TN

Hazard risk, disaster history, and FEMA data

Natural Hazard Risk

Source: FEMA National Risk Index

Risk Score

87.7

Relatively Moderate

Expected Annual Loss

89.4

Score (0-100)

Social Vulnerability

14.8

Score (0-100)

Community Resilience

55.7

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

21

Public Assistance

$9.7M

Individual Assistance

$1.7M

Most Common Type

Severe Storm

12 declarations

DisasterTypeDatePA $IA $
Severe Winter Storm →Winter StormFeb 2026——
Severe Winter Storm →Winter StormJan 2026——
Severe Storms, Tornadoes, and Flooding →Severe StormJun 2024$1.2M—
Severe Storms and Tornadoes →Severe StormDec 2023$1.1M$5K
Severe Storms, Straight-line Winds, and Tornado →Severe StormMay 2023$463K—
Severe Storms, Straight-line Winds, and Tornadoes →TornadoJan 2022$560K—
Covid-19 Pandemic →BiologicalApr 2020$148K$242K
Covid-19 →BiologicalMar 2020——
Severe Storms, Flooding, Tornadoes, and Straight-line Winds →Severe StormMay 2011$326K—
Severe Storms, Flooding, Straight-line Winds, and Tornadoes →Severe StormMay 2010$3.2M$497K
Severe Storms, Tornadoes, Straight-line Winds, and Flooding →Severe StormFeb 2008$719K—
Severe Storms and Tornadoes →Severe StormApr 2006$1.7M—
Hurricane Katrina Evacuation →HurricaneSep 2005——
Severe Storms, Tornadoes, and Flooding →Severe StormMay 2003$266K—
Severe Storms and Tornados →Severe StormNov 2002—$8K
Severe Storms, Tornadoes and Flooding →Severe StormMay 1999$52K—
Severe Storms, Tornadoes and Flooding →Severe StormApr 1998——
Heavy Rains, Tornadoes, Flooding, Hail, High Winds →TornadoMar 1997——
Severe Winter Ice Storm,flash Flooding →Severe StormFeb 1994——
Severe Storms & Flooding →FloodMar 1975——

Showing 20 of 28 disasters

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

Flood Insurance (NFIP)

Source: FEMA NFIP

Total Claims

704

Total Claims Paid

$14,338,099

Avg Claim Payout

$20,367

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

Hazard Mitigation

Source: FEMA Hazard Mitigation Assistance

Mitigation Projects

5

Federal Funding

$615,488

Properties Protected

7

Avg Benefit-Cost Ratio

0.98

BCR

Top Mitigation Project Types

Project TypeProjectsFederal $
200.1: Acquisition of Private Real Property (Structures and Land) - Riverine3$286,881
600.1: Warning Systems (as a Component of a Planned, Adopted, and Exercised Risk Reduction Plan)1$0
403.1: Stormwater Management - Culverts1$328,607

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

Portland has a relatively moderate overall natural hazard risk rating according to FEMA's National Risk Index. The top hazard risks are tornado, strong wind, cold wave. The area has had 21 federal disaster declarations. The most common disaster type is severe storm (12 declarations). 704 flood insurance claims have been filed in the area. FEMA has obligated $9,718,118 in public assistance recovery funding. $1,715,369 has been distributed in individual assistance to disaster-affected residents. 5 hazard mitigation projects have been funded to reduce future risk.