| Top 10 Costliest U.S. Earthquakes By Inflation-Adjusted Insured Losses (1) |
($ millions)
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Insured losses (1) |
| Rank |
Date |
Event |
Location |
When occurred |
In 2021 dollars (2) |
| 1 |
Jan. 17, 1994 |
Northridge |
CA |
$15,300 |
$28,357 |
| 2 |
Apr. 18, 1906 |
San Francisco |
CA |
235 |
7,303 |
| 3 |
Oct. 18, 1989 |
Loma Prieta |
CA |
960 |
2,071 |
| 4 |
Feb. 28, 2001 |
Nisqually |
WA |
315 |
486 |
| 5 |
Jan. 7, 2020 |
Puerto Rico |
PR |
425 |
446 |
| 6 |
Aug. 24, 2014 |
South Napa |
CA |
200 |
228 |
| 7 |
Feb. 9, 1971 |
San Fernando |
CA |
32 |
215 |
| 8 |
Oct. 1, 1987 |
Whittier Narrows |
CA |
75 |
176 |
| 9 |
Nov. 30, 2018 |
Anchorage |
AK |
150 |
161 |
| 10 |
Aug. 23, 2011 |
Virginia |
VA, DC |
100 |
120 |
(1) Includes losses sustained by private insurers and government-sponsored programs such as the National Flood Insurance Program. Ranked on losses in 2021 dollars. Subject to change as loss estimates are further developed. As of February 1, 2022.
(2) Adjusted for inflation by Aon using the U.S. Consumer Price Index.
Source: Aon. |
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