Latest quakes in or near Petersburg, Alaska, USA - list, stats and map
Latest See all | Mag. 2.9 earthquake 35 mi south of Sitka - Alaska, United States - Mar 27, 2024 - |
Strongest since 2023 | Mag. 5.9 73 Km SW of Sitka - Alaska - Jan 11, 2024 - |
- 0 quakes above magnitude 5
- 6 quakes between magnitude 3 and 4
- 8 quakes between magnitude 2 and 3
- 5 quakes below magnitude 2 that people normally don't feel.
Date and Time | Mag Depth | Nearest Volcano | Location | Details | Map |
---|---|---|---|---|---|
Mar 27, 09:00 am (Sitka) | 2.9 5.5 km | 44 km (27 mi) to the W | 44 km NW of Port Alexander, Alaska | Info | |
Sunday, March 10, 2024 GMT (1 quake) | |||||
Mar 10, 01:25 pm (GMT -9) | 2.6 20 km | 80 km (50 mi) to the W | North Pacific Ocean, 46 mi south of Sitka, Sitka and, Alaska, United States | Info | |
Saturday, February 24, 2024 GMT (1 quake) | |||||
Feb 24, 12:22 am (GMT -9) | 3.2 10 km | 54 km (34 mi) to the SW | 179 Km S of Sitka, AK | Info | |
Wednesday, January 24, 2024 GMT (1 quake) | |||||
Jan 23, 06:27 pm (Juneau) | 2.7 10 km | 41 km (25 mi) to the S | 141 Km SW of Wrangell, AK | Info | |
Sunday, January 21, 2024 GMT (1 quake) | |||||
Jan 21, 05:03 am (GMT -9) | 2.8 10 km | 91 km (57 mi) to the SW | 196 Km W of Ketchikan, AK | Info | |
Wednesday, January 17, 2024 GMT (1 quake) | |||||
Jan 17, 12:08 am (GMT -9) | 3.7 26 km | 82 km (51 mi) to the W | 57 Km W of Port Alexander, Alaska 1 report | Info | |
Saturday, January 13, 2024 GMT (1 quake) | |||||
Jan 12, 09:07 pm (GMT -9) | 2.6 10 km | 86 km (53 mi) to the W | 66 Km WNW of Port Alexander, Alaska | Info | |
Friday, January 12, 2024 GMT (1 quake) | |||||
Jan 11, 10:46 pm (GMT -9) | 5.9 11 km | 93 km (58 mi) to the W | 73 Km SW of Sitka, Alaska 49 reports | Info | |
Wednesday, January 3, 2024 GMT (1 quake) | |||||
Jan 3, 07:22 am (Juneau) | 3.2 5 km | 2 km (1.2 mi) to the N | 106 Km SW of Telegraph Creek, BC | Info | |
Saturday, December 16, 2023 GMT (1 quake) | |||||
Dec 16, 2023 10:26 am (Sitka) | 2.1 27 km | 100 km (62 mi) to the W | Southeastern Alaska | Info | |
Friday, November 24, 2023 GMT (1 quake) | |||||
Nov 24, 2023 02:58 am (GMT -9) | 2.5 10 km | 52 km (32 mi) to the SW | Southeastern Alaska | Info |
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Earthquake statistics
Average number of earthquakes
- Mag. 7 or higher: 0.02 quakes per year (or 1 quake every 62.5 years)
- Mag. 6 or higher: 0.04 quakes per year (or 1 quake every 25 years)
- Mag. 5 or higher: 0.08 quakes per year (or 1 quake every 13 years)
- Mag. 4 or higher: 0.15 quakes per year (or 1 quake every 6.6 years)
- Mag. 3 or higher: 2.8 quakes per year
- Mag. 2 or higher: 7.3 quakes per year
- Mag. 1 or higher: 9.8 quakes per year
Number of earthquakes over time
Petersburg Earthquake FAQ
+How frequent are earthquakes in or near Petersburg, Alaska, USA?
Petersburg has a high level of seismic activity. Based on data from the past 54 years and our earthquake archive back to 1900, there are about 12.4 quakes on average per year in or near Petersburg, Alaska, USA. Petersburg has had at least 2 quakes above magnitude 7 since 1900, which suggests that larger earthquakes of this size occur infrequently, probably on average approximately every 60 to 65 years.
+How many earthquakes occur every year in or near Petersburg, Alaska, USA?
On average, Petersburg has about 7.3 quakes of magnitude 2 or higher per year.
+When was the latest earthquake in Petersburg?
The last earthquake in Petersburg occurred 4 weeks ago and had a magnitude of 2.9:
A light magnitude 2.9 earthquake hit 56 km (35 mi) away from Sitka, Alaska, United States, in the morning of Wednesday, Mar 27, 2024 at 9.00 am local time (America/Sitka GMT -8). The quake had a very shallow depth of 5.5 km (3.4 mi) and was not felt (or at least not reported so).
+How many quakes were there in Petersburg since 2023?
Since 2023, Petersburg has been shaken by 0 quakes of magnitude 5.0 or above, 6 quakes between 3.0 and 4.0, and 8 quakes between 2.0 and 3.0. There have been also 5 quakes below magnitude 2.0 which people don't normally feel.
+What was the strongest quake in Petersburg since 2023?
The strongest earthquake in Petersburg since 2023 had a magnitude of 5.9 and occurred 15 weeks ago:
A strong magnitude 5.9 earthquake occurred in the North Pacific Ocean near the coast of United States late in the evening of Thursday, Jan 11, 2024 at 10.46 pm local time (GMT -9). The quake had a very shallow depth of 11.1 km (7 mi) and was felt over a large region.
Embed or share standalone map
You can use the standalone version of our interactive earthquake map or embed it on your website:Largest Quakes in or near Petersburg, Alaska, USA
Date and Time | Mag Depth | ###DIST_LABEL### | Location | Details | Map |
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