Natural Disasters in Johnsonville, SC

Hazard risk, disaster history, and FEMA data

Natural Hazard Risk

Source: FEMA National Risk Index

Risk Score

89.6

Relatively Moderate

Expected Annual Loss

87.1

Score (0-100)

Social Vulnerability

70.8

Score (0-100)

Community Resilience

75.6

Score (0-100)

Top Hazard Risks

Hurricane96.0Tornado94.6Earthquake92.8

Hazard	Risk Score
Hurricane	96.0
Tornado	94.6
Earthquake	92.8
Heat Wave	92.0
Hail	91.0
Ice Storm	87.7
Wildfire	86.5
Lightning	85.6
Winter Weather	78.1
Strong Wind	73.9
Cold Wave	68.4
Drought	49.1
Landslide	39.2

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 OpenFEMA

Total Declarations

Most Recent

Winter Storm

Jan 2026

Most Common Type

Hurricane

15 declarations

Date	Type	Declaration
Jan 23, 2026	Winter Storm	SEVERE WINTER STORM
Sep 29, 2024	Tropical Storm	TROPICAL STORM DEBBY
Aug 5, 2024	Tropical Storm	HURRICANE DEBBY
Aug 31, 2023	Hurricane	HURRICANE IDALIA
Nov 21, 2022	Hurricane	HURRICANE IAN
Sep 29, 2022	Hurricane	HURRICANE IAN
Mar 27, 2020	Biological	COVID-19 PANDEMIC
Mar 13, 2020	Biological	COVID-19
Sep 1, 2019	Hurricane	HURRICANE DORIAN
Sep 16, 2018	Hurricane	HURRICANE FLORENCE
Sep 10, 2018	Hurricane	HURRICANE FLORENCE
Oct 16, 2017	Hurricane	HURRICANE IRMA
Sep 7, 2017	Hurricane	HURRICANE IRMA
Oct 11, 2016	Hurricane	HURRICANE MATTHEW
Oct 6, 2016	Hurricane	HURRICANE MATTHEW
Oct 5, 2015	Flood	SEVERE STORMS AND FLOODING
Oct 3, 2015	Severe Storm	SEVERE STORMS AND FLOODING
Mar 12, 2014	Severe Ice Storm	SEVERE WINTER STORM
Feb 12, 2014	Severe Ice Storm	SEVERE WINTER STORM
Sep 10, 2005	Hurricane	HURRICANE KATRINA EVACUATION

Showing 20 of 27 declarations

Flood Insurance (NFIP)

Source: FEMA NFIP

Total Claims

399

Total Claims Paid

$7,016,985

Avg Claim Payout

$17,586

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

Disaster Recovery Spending

Source: FEMA Public Assistance

Total Federal Spending

$6,390,378

Disasters with PA

Total Projects

129

Disaster	Type	Projects	Federal $
DR-4286	Hurricane	41	$3,343,965
DR-4166	Severe Ice Storm	14	$897,300
DR-4241	Flood	26	$586,066
DR-4394	Hurricane	11	$506,058
DR-1509	Severe Ice Storm	11	$475,232
DR-4835	Tropical Storm	6	$403,404
DR-1299	Hurricane	10	$88,047
DR-4677	Hurricane	3	$59,184
DR-1313	Severe Storm(s)	5	$17,043
DR-3233	Hurricane	1	$7,957
DR-4492	Biological	1	$6,122

Johnsonville has a relatively moderate overall natural hazard risk rating according to FEMA's National Risk Index. The top hazard risks are hurricane, tornado, earthquake. The area has had 27 federal disaster declarations. The most common disaster type is hurricane (15 declarations). 399 flood insurance claims have been filed in the area. FEMA has obligated $6,390,378 in public assistance recovery funding.