Past earthquakes near Clear Lake volcano: December 2021 - list, stats and map

Updated: Apr 16, 2024 22:58 GMT - refresh

During December 2021, Clear Lake volcano has had 820 quakes of magnitudes up to 2.6:

20 quakes above magnitude 2
800 quakes below magnitude 2 that people normally don't feel.

Strongest: Mag. 2.6 Earthquake 8km NW of Cobb, CA -

[smaller] [bigger]

Quakes, magnitude and depth over time

Depth and magnitude of quakes over time

Filter by magnitude:

all

1.0+

2.0+

Showing quakes magnitude 1.1 or higher, within up to 30 km (19 mi) distance (199 out of 820 quakes, show more):

Past earthquakes near Clear Lake volcano: December 2021 - list, stats and map
Date and Time	Mag Depth	Distance	Location	Details
Dec 31, 2021 03:20 pm (Los Angeles)	1.4 2.1 km	15 km (9.5 mi) to the S	8km WNW of Cobb, CA	Info
Dec 31, 2021 03:20 pm (Los Angeles)	1.1 2 km	15 km (9.4 mi) to the S	8km WNW of Cobb, CA	Info
Dec 31, 2021 01:56 pm (Los Angeles)	1.1 0.3 km	20 km (13 mi) to the S	1km NNW of The Geysers, CA	Info
Dec 31, 2021 01:27 pm (Los Angeles)	1.4 1.8 km	15 km (9.6 mi) to the S	7km W of Cobb, CA	Info
Dec 31, 2021 04:19 am (Los Angeles)	1.2 4.7 km	19 km (12 mi) to the SE	4km E of Cobb, CA	Info
Dec 31, 2021 04:15 am (Los Angeles)	1.7 2.4 km	17 km (10.3 mi) to the S	6km NW of The Geysers, CA	Info
Dec 31, 2021 12:14 am (Los Angeles)	1.2 0.1 km	21 km (13 mi) to the S	1km NNE of The Geysers, CA	Info
Dec 31, 2021 12:01 am (Los Angeles)	1.1 1.6 km	16 km (9.8 mi) to the S	8km NW of The Geysers, CA	Info
Dec 30, 2021 06:38 pm (Los Angeles)	1.1 1.3 km	15 km (9.1 mi) to the S	8km WNW of Cobb, CA	Info
Thursday, December 30, 2021 GMT (4 quakes)
Dec 30, 2021 12:55 pm (Los Angeles)	2.5 3.4 km	18 km (11 mi) to the S	9km WNW of The Geysers, CA	Info
Dec 30, 2021 10:50 am (Los Angeles)	1.3 1.8 km	20 km (13 mi) to the S	2km NE of The Geysers, CA	Info

About these data

Estimated combined seismic energy released: 6.8 x 10⁹ joules (1.89 megawatt hours, equivalent to 1.63 tons of TNT) | about seismic energy

Earthquake Catalog - Look up past earthquakes

Look up past earthquakes in this area by date or date range:

Date	Month	Year

or Date range:
to
Look up quakes!

Felt a quake? Report it!

Show quakes near me!

Earthquake statistics

Number of earthquakes over time

during December 2021

in 2021

Magnitude and seismic energy over time

during December 2021

in 2021

Magnitude and energy distribution

during December 2021

in 2021

Embed or share standalone map

You can use the standalone version of our interactive earthquake map or embed it on your website:

Support us - Help us upgrade our services!

We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features: