Earthquake Information for Alaska

There are 208,010 earthquake incidents in Alaska on record since 1931. The state averages 2,506 earthquakes per year. The largest earthquake on record for Alaska occurred on 03/28/1964, with a depth of 6.3 miles and a magnitude of 9.2 on the Richter scale in Valdez Cordova Census Area, AK.

Yearly Average Number of Earthquakes in Alaska

2,506

Total Number of Earthquakes in Alaska since 1931

208,010

Counties With The Highest Risk Of Earthquakes

Select a year:

6/6/2023 - 1.7 mag, 42.3mi depth 46.4652 mi from King Salmon, AK
6/6/2023 - 0.7 mag, 1.6mi depth 48.661 mi from Ferry, AK
6/6/2023 - 1.6 mag, 92.2mi depth 33.8071 mi from Anchor Point, AK
6/6/2023 - 2.2 mag, 46.7mi depth 23.4242 mi from Nanwalek, AK
6/6/2023 - 1.2 mag, 19.2mi depth 31.5397 mi from Ninilchik, AK
6/6/2023 - 1.3 mag, 9.5mi depth 23.8899 mi from Chase, AK
6/6/2023 - 1.4 mag, 11.3mi depth 4.37914 mi from Chickaloon, AK
6/6/2023 - 1.3 mag, 83.3mi depth 27.1986 mi from Skwentna, AK
6/6/2023 - 1.4 mag, 63.9mi depth 15.8276 mi from Chase, AK
6/6/2023 - 1.3 mag, 49.7mi depth 16.9844 mi from Susitna, AK
6/6/2023 - 2.7 mag, 19.5mi depth 20.8586 mi from Nelchina, AK
6/6/2023 - 0.9 mag, 30.1mi depth 11.3601 mi from Central, AK
6/5/2023 - 2.0 mag, 53.9mi depth 39.8724 mi from Cantwell, AK
6/5/2023 - 1.1 mag, 0.0mi depth 6.6662 mi from Two Rivers, AK
6/5/2023 - 0.0 mag, 18.9mi depth 11.6347 mi from Salcha, AK
6/5/2023 - 1.2 mag, 6.8mi depth 5.12113 mi from Fox, AK
6/5/2023 - 1.1 mag, 78.6mi depth 24.8723 mi from Happy Valley, AK
6/5/2023 - 1.1 mag, 69.6mi depth 13.2461 mi from Beluga, AK
6/5/2023 - 1.9 mag, 69.7mi depth 28.4842 mi from Anchor Point, AK
6/5/2023 - 1.4 mag, 83.5mi depth 37.8438 mi from Anchor Point, AK
6/5/2023 - 3.5 mag, 51.7mi depth 6.27259 mi from Happy Valley, AK
6/5/2023 - 2.0 mag, 186.5mi depth 57.1353 mi from Nikiski, AK
6/5/2023 - 1.7 mag, 63.7mi depth 11.5644 mi from Salamatof, AK
6/5/2023 - 1.8 mag, 67.5mi depth 22.4137 mi from Anchor Point, AK
6/5/2023 - 1.8 mag, 64.6mi depth 6.28844 mi from Fox River, AK
6/5/2023 - 2.3 mag, 39.7mi depth 15.6505 mi from Port Lions, AK
6/5/2023 - 1.4 mag, 1.5mi depth 50.272 mi from Karluk, AK
6/5/2023 - 2.3 mag, 35.4mi depth 23.4152 mi from Larsen Bay, AK
6/5/2023 - 1.8 mag, 22.7mi depth 46.3327 mi from Karluk, AK
6/5/2023 - 1.2 mag, 0.0mi depth 53.3225 mi from Karluk, AK
6/5/2023 - 2.4 mag, 1.1mi depth 54.4268 mi from Karluk, AK
6/5/2023 - 2.7 mag, 19.4mi depth 45.0015 mi from Karluk, AK
6/5/2023 - 2.1 mag, 17.2mi depth 44.7383 mi from Aleneva, AK
6/5/2023 - 0.8 mag, 2.2mi depth 53.8276 mi from Karluk, AK
6/5/2023 - 1.3 mag, 0.6mi depth 53.5715 mi from Karluk, AK
6/5/2023 - 1.5 mag, 120.7mi depth 40.827 mi from Pedro Bay, AK
6/5/2023 - 2.3 mag, 60.0mi depth 15.5177 mi from Pedro Bay, AK
6/5/2023 - 2.0 mag, 200.2mi depth 43.3266 mi from Kokhanok, AK
6/5/2023 - 0.5 mag, 2.7mi depth 40.0733 mi from Pedro Bay, AK
6/5/2023 - 0.5 mag, 3.3mi depth 40.5921 mi from Pedro Bay, AK
6/5/2023 - 0.4 mag, 5.6mi depth 41.6621 mi from Pedro Bay, AK
6/5/2023 - 0.5 mag, 1.9mi depth 39.9746 mi from Pedro Bay, AK
6/5/2023 - 0.7 mag, 5.4mi depth 41.0656 mi from Pedro Bay, AK
6/5/2023 - 0.9 mag, 3.3mi depth 40.4802 mi from Pedro Bay, AK
6/5/2023 - 1.3 mag, 0.0mi depth 43.3743 mi from Petersville, AK
6/5/2023 - 0.7 mag, 34.9mi depth 19.9073 mi from Eureka Roadhouse, AK
6/5/2023 - 1.3 mag, 34.6mi depth 9.07786 mi from Point MacKenzie, AK
6/5/2023 - 1.2 mag, 12.5mi depth 42.0049 mi from Glacier View, AK
6/5/2023 - 1.6 mag, 35.2mi depth 7.62408 mi from Big Lake, AK
6/5/2023 - 1.2 mag, 65.6mi depth 30.9665 mi from Chase, AK
6/5/2023 - 1.2 mag, 23.7mi depth 8.25221 mi from Skwentna, AK
6/5/2023 - 1.5 mag, 14.6mi depth 40.0107 mi from Glacier View, AK
6/5/2023 - 1.0 mag, 29.5mi depth 33.9324 mi from Chickaloon, AK
6/5/2023 - 1.3 mag, 108.0mi depth 46.4395 mi from Petersville, AK
6/5/2023 - 1.5 mag, 43.4mi depth 2.92278 mi from Big Lake, AK
6/5/2023 - 1.2 mag, 15.7mi depth 37.0469 mi from Petersville, AK
6/5/2023 - 1.4 mag, 31.2mi depth 13.6325 mi from Glacier View, AK
6/5/2023 - 3.2 mag, 0.0mi depth 22.176 mi from Ambler, AK
6/5/2023 - 1.2 mag, 0.0mi depth 21.1157 mi from Circle, AK
6/5/2023 - 1.3 mag, 0.0mi depth 8.06954 mi from Central, AK
6/5/2023 - 2.3 mag, 8.8mi depth 29.9195 mi from Circle, AK
6/5/2023 - 2.2 mag, 12.6mi depth 28.3441 mi from Circle, AK
6/5/2023 - 2.5 mag, 0.0mi depth 21.6421 mi from Circle, AK
6/5/2023 - 1.1 mag, 19.1mi depth 8.07644 mi from Four Mile Road, AK
6/5/2023 - 2.2 mag, 21.7mi depth 28.8335 mi from Circle, AK
6/5/2023 - 1.3 mag, 7.1mi depth 51.6751 mi from Ruby, AK
6/5/2023 - 1.4 mag, 12.6mi depth 28.5036 mi from Circle, AK
6/5/2023 - 1.9 mag, 21.6mi depth 32.2185 mi from Circle, AK
6/4/2023 - 1.2 mag, 7.9mi depth 42.752 mi from Cantwell, AK
6/4/2023 - 1.1 mag, 90.2mi depth 33.3151 mi from Cantwell, AK
6/4/2023 - 1.4 mag, 14.9mi depth 18.1616 mi from Ester, AK
6/4/2023 - 2.0 mag, 26.7mi depth 10.395 mi from Fox River, AK
6/4/2023 - 1.5 mag, 99.6mi depth 43.9444 mi from Anchor Point, AK
6/4/2023 - 1.6 mag, 94.4mi depth 31.0566 mi from Nanwalek, AK
6/4/2023 - 1.3 mag, 87.8mi depth 28.0691 mi from Anchor Point, AK
6/4/2023 - 2.2 mag, 90.7mi depth 37.4398 mi from Nanwalek, AK
6/4/2023 - 1.1 mag, 51.6mi depth 7.02751 mi from Nikiski, AK
6/4/2023 - 1.2 mag, 37.3mi depth 11.3017 mi from Hope, AK
6/4/2023 - 1.6 mag, 107.9mi depth 50.1885 mi from Ninilchik, AK
6/4/2023 - 1.7 mag, 62.2mi depth 8.95615 mi from Kasilof, AK
6/4/2023 - 2.5 mag, 4.6mi depth 56.0074 mi from Lowell Point, AK
6/4/2023 - 0.6 mag, 18.9mi depth 54.0926 mi from Karluk, AK
6/4/2023 - 1.1 mag, 0.0mi depth 51.4168 mi from Karluk, AK
6/4/2023 - 0.8 mag, 1.4mi depth 54.3378 mi from Karluk, AK
6/4/2023 - 3.0 mag, 3.0mi depth 54.0011 mi from Karluk, AK
6/4/2023 - 3.6 mag, 0.1mi depth 54.2354 mi from Karluk, AK
6/4/2023 - 0.9 mag, 1.1mi depth 51.7661 mi from Karluk, AK
6/4/2023 - 0.4 mag, 1.1mi depth 54.4034 mi from Karluk, AK
6/4/2023 - 0.4 mag, 5.5mi depth 53.9137 mi from Karluk, AK
6/4/2023 - 0.4 mag, 43.9mi depth 50.3481 mi from Karluk, AK
6/4/2023 - 1.0 mag, 1.2mi depth 52.6904 mi from Karluk, AK
6/4/2023 - 0.8 mag, 1.2mi depth 53.4887 mi from Karluk, AK
6/4/2023 - 1.0 mag, 1.1mi depth 52.2849 mi from Karluk, AK
6/4/2023 - 0.5 mag, 1.4mi depth 52.232 mi from Karluk, AK
6/4/2023 - 0.7 mag, 15.5mi depth 50.8512 mi from Karluk, AK
6/4/2023 - 0.2 mag, 1.3mi depth 52.6435 mi from Karluk, AK
6/4/2023 - 0.7 mag, 0.0mi depth 54.2173 mi from Karluk, AK
6/4/2023 - 0.8 mag, 1.1mi depth 51.1727 mi from Karluk, AK
6/4/2023 - 0.3 mag, 34.5mi depth 51.4095 mi from Karluk, AK
6/4/2023 - 0.8 mag, 33.3mi depth 49.4051 mi from Karluk, AK

4/29/2023 - 6.2 mag, 77.0mi depth 65.8626 mi from Chignik, AK
2/20/2023 - 5.5 mag, 0.0mi depth 13.5476 mi from Old Harbor, AK
3/19/2023 - 5.4 mag, 65.4mi depth 12.1076 mi from Anchor Point, AK
2/14/2023 - 5.2 mag, 35.0mi depth 121.772 mi from Adak, AK
4/8/2023 - 5.1 mag, 66.4mi depth 20.7848 mi from Akutan, AK
1/26/2023 - 5.1 mag, 10.0mi depth 127.618 mi from Atka, AK
2/26/2023 - 5.0 mag, 45.2mi depth 77.1455 mi from Adak, AK
3/20/2023 - 4.9 mag, 210.1mi depth 70.0222 mi from Nikolski, AK
2/24/2023 - 4.9 mag, 44.5mi depth 59.7708 mi from King Cove, AK
4/24/2023 - 4.9 mag, 2.6mi depth 97.2329 mi from Perryville, AK
6/3/2023 - 4.8 mag, 18.2mi depth 95.3927 mi from FALSE Pass, AK
1/19/2023 - 4.8 mag, 25.3mi depth 93.2833 mi from FALSE Pass, AK
1/8/2023 - 4.8 mag, 19.9mi depth 82.3458 mi from Akutan, AK
5/20/2023 - 4.8 mag, 10.0mi depth 598.066 mi from Attu Station, AK
4/8/2023 - 4.8 mag, 57.1mi depth 45.7904 mi from Adak, AK
1/16/2023 - 4.8 mag, 15.4mi depth 43.0613 mi from Elfin Cove, AK
1/10/2023 - 4.8 mag, 25.2mi depth 125.861 mi from Perryville, AK
4/21/2023 - 4.7 mag, 173.3mi depth 49.1589 mi from Adak, AK
3/7/2023 - 4.7 mag, 9.1mi depth 77.074 mi from McCarthy, AK
2/2/2023 - 4.7 mag, 114.6mi depth 25.8085 mi from Tyonek, AK
5/27/2023 - 4.6 mag, 138.7mi depth 46.8953 mi from Port Alsworth, AK
3/10/2023 - 4.6 mag, 35.0mi depth 82.7392 mi from Adak, AK
5/18/2023 - 4.6 mag, 195.3mi depth 50.8778 mi from Adak, AK
4/22/2023 - 4.6 mag, 10.0mi depth 104.475 mi from Atka, AK
3/17/2023 - 4.6 mag, 14.3mi depth 90.9204 mi from Cordova, AK
3/10/2023 - 4.6 mag, 26.1mi depth 81.1682 mi from Adak, AK
2/24/2023 - 4.6 mag, 38.0mi depth 31.7367 mi from Port Graham, AK
6/1/2023 - 4.5 mag, 52.0mi depth 91.9747 mi from Adak, AK
3/7/2023 - 4.5 mag, 10.0mi depth 75.2239 mi from McCarthy, AK
3/7/2023 - 4.5 mag, 35.0mi depth 57.3059 mi from Sand Point, AK
1/4/2023 - 4.5 mag, 48.7mi depth 505.154 mi from Attu Station, AK
1/10/2023 - 4.5 mag, 5.0mi depth 64.9318 mi from Yakutat, AK
3/5/2023 - 4.4 mag, 47.9mi depth 69.1388 mi from FALSE Pass, AK
5/16/2023 - 4.3 mag, 242.8mi depth 59.3655 mi from Atka, AK
4/22/2023 - 4.3 mag, 10.0mi depth 721.519 mi from Attu Station, AK
2/17/2023 - 4.3 mag, 215.7mi depth 32.1361 mi from Atka, AK
3/1/2023 - 4.3 mag, 4.9mi depth 37.0267 mi from Lake Minchumina, AK
3/26/2023 - 4.2 mag, 204.2mi depth 85.1837 mi from Nikolski, AK
3/16/2023 - 4.2 mag, 44.8mi depth 60.2621 mi from Nikolski, AK
3/4/2023 - 4.2 mag, 56.5mi depth 39.4378 mi from Atka, AK
1/18/2023 - 4.2 mag, 24.4mi depth 99.2821 mi from FALSE Pass, AK
2/9/2023 - 4.2 mag, 113.7mi depth 31.7057 mi from Nikolski, AK
5/25/2023 - 4.2 mag, 45.6mi depth 11.1273 mi from Susitna, AK
2/19/2023 - 4.2 mag, 130.0mi depth 34.2801 mi from Kokhanok, AK
6/2/2023 - 4.1 mag, 188.8mi depth 94.0704 mi from Adak, AK
3/9/2023 - 4.1 mag, 10.3mi depth 66.2619 mi from Adak, AK
5/21/2023 - 4.1 mag, 39.3mi depth 74.5189 mi from Unalaska, AK
2/2/2023 - 4.1 mag, 5.0mi depth 70.8745 mi from McCarthy, AK
1/10/2023 - 4.1 mag, 0.3mi depth 118.813 mi from Perryville, AK
2/27/2023 - 4.1 mag, 35.4mi depth 18.4431 mi from Karluk, AK
5/3/2023 - 4.0 mag, 35.0mi depth 71.6991 mi from Akutan, AK
4/27/2023 - 4.0 mag, 16.1mi depth 130.497 mi from Perryville, AK
5/5/2023 - 4.0 mag, 39.2mi depth 485.62 mi from Attu Station, AK
5/4/2023 - 4.0 mag, 35.0mi depth 58.3469 mi from FALSE Pass, AK
2/22/2023 - 4.0 mag, 59.3mi depth 45.7172 mi from Atka, AK
2/12/2023 - 4.0 mag, 72.0mi depth 9.46674 mi from Nikolski, AK
2/3/2023 - 4.0 mag, 45.4mi depth 55.7694 mi from Nikolski, AK
2/3/2023 - 4.0 mag, 9.9mi depth 63.0794 mi from Nikolski, AK
2/3/2023 - 4.0 mag, 35.0mi depth 54.8421 mi from Nikolski, AK
5/12/2023 - 4.0 mag, 0.0mi depth 8.06304 mi from Tyonek, AK
5/4/2023 - 4.0 mag, 15.0mi depth 51.7378 mi from Point Hope, AK
4/22/2023 - 4.0 mag, 10.0mi depth 54.3808 mi from Perryville, AK
3/3/2023 - 4.0 mag, 142.3mi depth 38.3641 mi from King Salmon, AK
2/28/2023 - 4.0 mag, 36.5mi depth 31.314 mi from Port Graham, AK
2/3/2023 - 4.0 mag, 3.3mi depth 49.9474 mi from Nikolski, AK
1/23/2023 - 4.0 mag, 1.9mi depth 48.019 mi from Kaktovik, AK
6/3/2023 - 3.9 mag, 10.0mi depth 96.7212 mi from FALSE Pass, AK
5/24/2023 - 3.9 mag, 121.1mi depth 18.9602 mi from Atka, AK
3/12/2023 - 3.9 mag, 35.0mi depth 533.314 mi from Attu Station, AK
5/13/2023 - 3.9 mag, 10.0mi depth 51.3032 mi from Edna Bay, AK
5/25/2023 - 3.9 mag, 4.3mi depth 36.0874 mi from Yakutat, AK
5/16/2023 - 3.9 mag, 0.0mi depth 51.1092 mi from Yakutat, AK
4/3/2023 - 3.9 mag, 13.1mi depth 50.1528 mi from Ouzinkie, AK
3/22/2023 - 3.9 mag, 16.6mi depth 38.0555 mi from Elfin Cove, AK
2/28/2023 - 3.9 mag, 0.0mi depth 24.8675 mi from Hughes, AK
2/24/2023 - 3.9 mag, 1.1mi depth 53.2799 mi from Karluk, AK
2/18/2023 - 3.9 mag, 85.1mi depth 36.9898 mi from Nanwalek, AK
2/16/2023 - 3.9 mag, 61.5mi depth 5.73902 mi from Susitna, AK
1/25/2023 - 3.9 mag, 40.5mi depth 21.8888 mi from Karluk, AK
5/29/2023 - 3.8 mag, 39.3mi depth 33.2272 mi from Adak, AK
1/9/2023 - 3.8 mag, 55.6mi depth 32.4115 mi from Akutan, AK
5/17/2023 - 3.8 mag, 46.2mi depth 25.695 mi from Nikolski, AK
4/15/2023 - 3.8 mag, 35.0mi depth 67.9861 mi from Akutan, AK
4/6/2023 - 3.8 mag, 35.0mi depth 95.8087 mi from Adak, AK
5/28/2023 - 3.8 mag, 74.5mi depth 40.6422 mi from Cantwell, AK
5/25/2023 - 3.8 mag, 0.0mi depth 52.0219 mi from Yakutat, AK
5/16/2023 - 3.8 mag, 0.2mi depth 48.802 mi from Yakutat, AK
5/16/2023 - 3.8 mag, 44.1mi depth 12.9997 mi from Susitna North, AK
4/28/2023 - 3.8 mag, 13.8mi depth 85.0442 mi from Cordova, AK
4/14/2023 - 3.8 mag, 73.6mi depth 23.2261 mi from Cantwell, AK
2/18/2023 - 3.8 mag, 60.3mi depth 40.7476 mi from Cantwell, AK
2/17/2023 - 3.8 mag, 16.2mi depth 25.3416 mi from Kaktovik, AK
2/4/2023 - 3.8 mag, 65.7mi depth 42.1787 mi from Adak, AK
4/26/2023 - 3.7 mag, 15.7mi depth 37.7952 mi from Tanana, AK
3/8/2023 - 3.7 mag, 11.8mi depth 67.1004 mi from Adak, AK
1/10/2023 - 3.7 mag, 51.4mi depth 34.3253 mi from Akutan, AK
4/9/2023 - 3.7 mag, 35.0mi depth 68.1044 mi from Sand Point, AK
3/9/2023 - 3.7 mag, 4.7mi depth 65.835 mi from Adak, AK
1/6/2023 - 3.7 mag, 15.0mi depth 51.7656 mi from Point Hope, AK
5/25/2023 - 3.7 mag, 5.1mi depth 48.2523 mi from Yakutat, AK

Wrangell City and Borough County, AK Probability: 0.505%

Dillingham Census Area County, AK Probability: 0.922%

North Slope Borough County, AK Probability: 2.374%

Petersburg Census Area County, AK Probability: 6.209%

Ketchikan Gateway Borough County, AK Probability: 8.769%

Prince of Wales Hyder Census Area County, AK Probability: 13.622%

Southeast Fairbanks Census Area County, AK Probability: 13.713%

Juneau City and Borough County, AK Probability: 14.215%

Bethel Census Area County, AK Probability: 18.897%

Wade Hampton Census Area County, AK Probability: 31.877%

Hoonah Angoon Census Area County, AK Probability: 35.984%

Bristol Bay Borough County, AK Probability: 40.804%

Sitka City and Borough County, AK Probability: 46.897%

Northwest Arctic Borough County, AK Probability: 49.151%

Skagway Municipality County, AK Probability: 52.834%

Nome Census Area County, AK Probability: 52.982%

Haines Borough County, AK Probability: 66.434%

Fairbanks North Star Borough County, AK Probability: 74.469%

Yukon Koyukuk Census Area County, AK Probability: 77.951%

Lake and Peninsula Borough County, AK Probability: 83.825%

Valdez Cordova Census Area County, AK Probability: 90.080%

Aleutians East Borough County, AK Probability: 94.263%

Yakutat City and Borough County, AK Probability: 96.594%

Denali Borough County, AK Probability: 98.624%

Aleutians West Census Area County, AK Probability: 99.844%

Kodiak Island Borough County, AK Probability: 99.864%

Anchorage Municipality County, AK Probability: 99.958%

Kenai Peninsula Borough County, AK Probability: 99.983%

Matanuska Susitna Borough County, AK Probability: 99.987%

View All

Alaska Counties With The Most Earthquakes

Aleutians West Census Area, AK Earthquake Report (6,314)
Aleutians East Borough, AK Earthquake Report (5,948)
Matanuska Susitna Borough, AK Earthquake Report (5,697)
Kenai Peninsula Borough, AK Earthquake Report (5,427)
Kodiak Island Borough, AK Earthquake Report (4,045)
Valdez Cordova Census Area, AK Earthquake Report (3,625)
Denali Borough, AK Earthquake Report (3,477)
Lake and Peninsula Borough, AK Earthquake Report (3,365)
Yukon Koyukuk Census Area, AK Earthquake Report (2,628)
Yakutat City and Borough, AK Earthquake Report (1,773)
North Slope Borough, AK Earthquake Report (1,511)

Earthquake Information for Alaska

Alaska Counties With The Most Earthquakes

Earthquakes in Alaska By Year Since 1931

earthquake report by city

Related Pages

Alaska Earthquake by county