How many earthquakes occur every year in or near Matanuska-Susitna, Alaska, USA?

On average, Matanuska-Susitna has about 182 quakes of magnitude 3 or higher per year (Mag 4+: 19.7 quakes per year, Mag 5+: 2.6 quakes per year).

When was the latest earthquake in Matanuska-Susitna?

The last earthquake in Matanuska-Susitna occurred 42 minutes ago and had a magnitude of 1.3: A light magnitude 1.3 earthquake hit 30 km (19 mi) away from Valdez, Alaska, United States, in the early morning of Wednesday, May 15, 2024 at 1.22 am local time (America/Anchorage GMT -8). The quake had a very shallow depth of 25 km (15 mi) and was too small to be felt by people.

How many quakes were there in Matanuska-Susitna in the past 24 hours?

In the past 24 hours, Matanuska-Susitna has had 1 quake of magnitude 2.1. There were also 21 quakes below magnitude 2.0 which people don't normally feel.

What was the strongest quake in Matanuska-Susitna in the past 24 hours?

The strongest earthquake in Matanuska-Susitna in the past 24 hours had a magnitude of 2.1 and occurred 2 hours and 25 minutes ago: A light magnitude 2.1 earthquake hit 203 km (126 mi) away from Anchorage, Alaska, United States, late in the evening of Tuesday, May 14, 2024 at 11.39 pm local time (America/Anchorage GMT -8). The quake had a moderate depth of 112 km (69 mi) and was not felt (or at least not reported so).

1 quake Mag. 2+

Number of quakes vs long-term average, past 24 hours
Earthquake activity below average

Latest quakes in or near Matanuska-Susitna, Alaska, USA, in the past 24 hours on Wednesday, May 15, 2024 - list, stats and map

Q: How frequent are earthquakes in or near Matanuska-Susitna, Alaska, USA?

Matanuska-Susitna 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 8,600 quakes on average per year in or near Matanuska-Susitna, Alaska, USA. Matanuska-Susitna has had at least 10 quakes above magnitude 7 since 1900, which suggests that larger earthquakes of this size occur infrequently, probably on average approximately every 10 to 15 years.

Latest today See all	Mag. 1.3 earthquake 30 km NW of Valdez - Alaska -
Strongest today	Mag. 2.1 54 km N of Petersville - Alaska -

Felt a quake? Report it!

Updated: May 15, 2024 10:04 GMT - refresh

Find all latest earthquakes in or near Matanuska-Susitna, Alaska, USA, in our list below, updated every minute! Events are often reported within minutes. If you just felt a quake in or near Matanuska-Susitna, find out which quakes are happening right now!

On this page: Map Quake List Archive Quake Stats FAQ

In the past 24 hours, Matanuska-Susitna has had 22 quakes of magnitudes up to 2.1:

1 quake above magnitude 2
21 quakes below magnitude 2 that people normally don't feel.

Number of quakes per year

	Total number	<M2	M2+	M3+	M4+	M5+	M6+	M7+
Past 24 hours	22 quakes	18	1	-	-	-	-	-
Past 7 days	113 quakes	82	21	1	-	-	-	-
Past 30 days	571 quakes	437	78	8	-	-	-	-
Past 90 days	1,714 quakes	1,329	299	30	5	-	-	-
Past 365 days	7,505 quakes	5,851	1,080	123	14	1	-	-
Past 3 years	26,291 quakes	20,322	3,733	366	35	6	1	-

[smaller] [bigger]

Filter by magnitude:

all

1.0+

2.0+

in sec

Showing most recent quakes and quakes magnitude 0.5 or higher, within up to 100 km (62 mi) distance (23 quakes):

Latest quakes in or near Matanuska-Susitna, Alaska, USA, in the past 24 hours on Wednesday, May 15, 2024 - list, stats and map
Date and Time	Mag Depth	Nearest Volcano	Location	Details
May 15, 01:22 am (Anchorage)	1.3 25 km	19 km (12 mi) to the SE	30 km NW of Valdez, Alaska	Info
May 14, 11:39 pm (Anchorage)	2.1 112 km		54 km N of Petersville, Alaska	Info
May 14, 10:08 pm (Anchorage)	1.4 56 km		33 km E of Skwentna, Alaska	Info
May 14, 09:20 pm (Anchorage)	1.4 79 km		22 km WNW of Petersville, Alaska	Info
May 14, 09:10 pm (Anchorage)	1.7 0 km	14 km (8.7 mi) to the SW	63 km WNW of Beluga, Alaska	Info
May 14, 08:58 pm (GMT -8)	1.3 56 km	13 km (8.1 mi) to the S	18 km ESE of Beluga, Alaska	Info
May 14, 08:37 pm (Anchorage)	0.4 29 km	19 km (12 mi) to the SW	60 km WNW of Tyonek, Alaska	Info
May 14, 08:26 pm (Anchorage)	1.2 14 km		44 km ENE of Susitna North, Alaska	Info
May 14, 07:37 pm (Anchorage)	1.3 6.2 km		38 km SSW of Glacier View, Alaska	Info
May 14, 07:10 pm (Anchorage)	0.8 30 km	19 km (12 mi) to the SW	60 km WNW of Tyonek, Alaska	Info
May 14, 04:05 pm (GMT -8)	1.2 3.8 km		27 km SW of Glacier View, Alaska	Info

About these data

Matanuska-Susitna Quake-O-Meter

Has seismic activity increased or decreased?

Number of quakes: -

Number of quakes vs average

Seismic Activity: ? %

Seismic activity vs average

Below average

Normal range

Above average

Updated

See Quake Stats

Felt a quake? Report it!

Show quakes near me!

Earthquake statistics

Average number of earthquakes

Based on data from the past 54 years and our earthquake archive back to 1900, there are about 8,600 quakes on average per year in or near Matanuska-Susitna, Alaska, USA:

Mag. 7 or higher: 0.07 quakes per year (or 1 quake every 13.9 years)
Mag. 6 or higher: 0.36 quakes per year (or 1 quake every 2.8 years)
Mag. 5 or higher: 2.6 quakes per year
Mag. 4 or higher: 19.7 quakes per year
Mag. 3 or higher: 182 quakes per year (or 15.1 quakes per month)
Mag. 2 or higher: 1,600 quakes per year (or 4.4 quakes per day)
Mag. 1 or higher: 8,100 quakes per year (or 22.1 quakes per day)

Matanuska-Susitna has a high level of seismic activity. Matanuska-Susitna has had at least 10 quakes above magnitude 7 since 1900, which suggests that larger earthquakes of this size occur infrequently, probably on average approximately every 10 to 15 years.

Detailed stats