Current Table

Top 10 Costliest U.S. Catastrophes Involving Tornadoes (1)

($ millions)

      Estimated insured loss (2)
Rank Date Location Dollars when
occurred
In 2018
dollars (3)
1 Apr. 22-28, 2011 AL, AR, GA, IL, KY,
LA, MO, MS, OH, OK,
TN, TX, VA
$7,300 $8,210
2 May 20-27, 2011 AR, GA, IA, IL, IN,
KS, KY, MI, MN, MO,
NC, NE, NY, OH, OK,
PA, TN, TX, VA, WI
6,900 7,760
3 May 2-11, 2003 AL, AR, CO, GA, IA,
IL, IN, KS, KY, MO,
MS, NC, NE, OH, OK,
SC, SD, TN
3,205 4,283
4 Oct. 4-6, 2010 AZ 2,700 3,100
5 Apr. 6-12, 2001 AR, CO, IA, IL, IN,
KS, MI, MN, MO, NE,
OH, OK, PA, TX
2,200 2,563
6 Mar. 2-3, 2012 AL, GA, IN, KY, OH, TN 2,500 2,758
7 Apr. 28-29, 2012 IL, IN, KY, MO, TX 2,500 2,758
8 May 8-11, 2017 CO, MO, NM, OK, TX 2,507 3,041
9 May 12-16, 2010 IL, MD, OK, PA, TX 2,000 2,296
10 Apr. 3-5, 2011 GA, IA, IL, KS, KY,
MO, NC, SC, TN, WI
2,000 2,249

(1) Based on data through August 8, 2019.
(2) Property coverage only. In addition to losses due to tornadoes themselves, amounts may include losses due to hail, wind and flooding during the same event.
(3) Adjusted for inflation through 2018 by the Insurance Information Institute using the GDP implicit price deflator.

Source: The Property Claim Services® (PCS®) unit of ISO®, a Verisk Analytics® company; Bureau of Labor Statistics.

 
Top 10 Costliest U.S. Catastrophes Involving Tornadoes (1)

($ millions)

      Estimated insured loss (2)
Rank Date Location Dollars when
occurred
In 2015
dollars (3)
1 Apr. 22-28, 2011 AL, AR, GA, IL, KY, LA, MO,
MS, OH, OK, TN, TX, VA
$7,300 $7,757
2 May 20-27, 2011 AR, GA, IA, IL, IN, KS, KY,
MI, MN, MO, NC, NE, NY,
OH, OK, PA, TN, TX, VA, WI
6,900 7,332
3 May 2-11, 2003 AL, AR, CO, GA, IA, IL, IN,
KS, KY, MO, MS, NC, NE,
OH, OK, SC, SD, TN
3,205 4,056
4 Oct. 4-6, 2010 AZ 2,700 2,928
5 Apr. 6-12, 2001 AR, CO, IA, IL, IN, KS, KY,
MI, MN, MO, NE, OH, OK,
PA, TX, WI
2,200 2,884
6 Mar. 2-3, 2012 AL, GA, IN, KY, OH, TN 2,500 2,608
7 Apr. 28-29, 2012 IL, IN, KY, MO, TX 2,500 2,608
8 May 12-16, 2010 IL, MD, OK, PA, TX 2,000 2,169
9 Apr. 27-May 3, 2002 AR, GA, IL, IN, KS, KY, MD,
MO, MS, NC, NY, OH, PA,
TN, TX, VA, WV
1,675 2,162
10 Apr. 13-15, 2006 IA, IL, IN, WI 1,850 2,142

(1) Based on data through May 31, 2016.
(2) Property coverage only. In addition to losses due to tornadoes themselves, amounts may include losses due to hail, wind and flooding during the same event.
(3) Adjusted for inflation through 2015 by ISO using the GDP implicit price deflator.

Source: Property Claim Services (PCS®), a Verisk Analytics® business.

 
Top 10 Costliest U.S. Catastrophes Involving Tornadoes (1)

($ millions)

      Estimated insured loss (2)
Rank Date Location Dollars when
occurred
In 2016
dollars (3)
1 Apr. 22-28, 2011 AL, AR, GA, IL, KY, LA, MO,
MS, OH, OK, TN, TX, VA
$7,300 $7,875
2 May 20-27, 2011 AR, GA, IA, IL, IN, KS, KY, MI,
MN, MO, NC, NE, NY, OH, OK,
PA, TN, TX, VA, WI
6,900 7,443
3 May 2-11, 2003 AL, AR, CO, GA, IA, IL, IN, KS,
KY, MO, MS, NC, NE, OH, OK,
SC, SD, TN
3,205 4,118
4 Oct. 4-6, 2010 AZ 2,700 2,973
5 Apr. 6-12, 2001 AR, CO, IA, IL, IN, KS, KY, MI,
MN, MO, NE, OH, OK, PA,
TX, WI
2,200 2,927
6 Mar. 2-3, 2012 AL, GA, IN, KY, OH, TN 2,500 2,648
7 Apr. 28-29, 2012 IL, IN, KY, MO, TX 2,500 2,648
8 May 12-16, 2010 IL, MD, OK, PA, TX 2,000 2,202
9 Apr. 27-May 3, 2002 AR, GA, IL, IN, KS, KY, MD, MO,
MS, NC, NY, OH, PA, TN, TX,
VA, WV
1,675 2,195
10 Apr. 13-15, 2006 IA, IL, IN, WI 1,850 2,175

(1) Based on data through May 30, 2017.
(2) Property coverage only. In addition to losses due to tornadoes themselves, amounts may include losses due to hail, wind and flooding during the same event.
(3) Adjusted for inflation through 2016 by ISO using the GDP implicit price deflator.

Source: The Property Claim Services® (PCS®) unit of ISO®, a Verisk Analytics® company.

 
Top 10 Costliest U.S. Catastrophes Involving Tornadoes (1)

($ millions)

      Estimated insured loss (2)
Rank Date Location Dollars when occurred In 2017 dollars (3)
1 Apr. 22-28, 2011 AL, AR, GA, IL, KY, LA, MO, MS, OH, OK, TN, TX, VA $7,300 $7,880
2 May 20-27, 2011 AR, GA, IA, IL, IN, KS, KY, MI, MN, MO, NC, NE, NY, OH, OK, PA, TN, TX, VA, WI 6,900 7,591
3 May 2-11, 2003 AL, AR, CO, GA, IA, IL, IN, KS, KY, MO, MS, NC, NE, OH, OK, SC, SD, TN 3,205 4,191
4 Oct. 4-6, 2010 AZ 2,700 3,033
5 Apr 6-12, 2001 AR, CO, IA, IL, IN, KS, MI, MN, MO, NE, OH, OK, PA, TX 2,200 2,976
6 Mar 2-3, 2012 AL, GA, IN, KY, OH, TN 2,500 2,699
7 Apr 28-29, 2012 IL, IN, KY, MO, TX 2,500 2,699
8 May 8-11, 2017  CO, MO, NM, OK, TX  2,507 2,507
9 May 12-16, 2010 IL, MD, OK, PA, TX 2,000 2,246
10 Apr 3-5, 2011 GA, IA, IL, KS, KY, MO, NC, SC, TN, WI 2,000 2,200

(1) Based on data through June 6, 2018.
(2) Property coverage only. In addition to losses due to tornadoes themselves, amounts may include losses due to hail, wind and flooding during the same event.
(3) Adjusted for inflation through 2017 by the Insurance Information Institute using the GDP implicit price deflator.

Source: The Property Claim Services® (PCS®) unit of ISO®, a Verisk Analytics® company; U.S. Bureau of Economic Analysis.