A historic 8.2 magnitude earthquake just struck Perryville, Ak – the largest earthquake our nation has seen since 1958.
According to the USGA, quake was detected at about 2:15 am (EST) this morning and was felt throughout the Alaska Peninsula. Tsunami warnings and watches have since been issued as far away as Hawaii and San Francisco.
Tsunami watch issued for Hawaii following a large earthquake in Alaska. https://t.co/aZyXY36TUm
— Hawaii Flood Plan (@HawaiiFloodPlan) July 29, 2021
The top 10 biggest quakes our country has witnessed since scientists started keeping accurate records include the following:
| RANK | MAGNITUDE | DATE | LOCATION |
|---|---|---|---|
| 1. | 9.2 | March 28, 1964 | Prince William Sound, Alaska |
| 2. | 8.8 | March 9, 1957 | Andreanof Islands, Alaska |
| 3. | 8.7 | Feb. 4, 1965 | Rat Islands, Alaska |
| 4. | 8.3 | Nov. 10, 1938 | East of Shumagin Islands, Alaska |
| 5. | 8.3 | July 10, 1958 | Lituya Bay, Alaska |
| 6. | 8.2 | Sept. 10, 1899 | Yakutat Bay, Alaska |
| 7. | 8.2 | Sept. 4, 1899 | Near Cape Yakataga, Alaska |
| 8. | 8.0 | May 7, 1986 | Andreanof Islands, Alaska |
| 9. | 7.9 | Feb. 7, 1812 | New Madrid, Missouri |
| 10. | 7.9 | Jan. 9, 1857 | Fort Tejon, California |
