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Past earthquakes near Long Valley volcano: Jul 31, 2021 - list, stats and map

Overview

Updated: Mar 29, 2024 08:23 GMT -
There were 3 small quakes between magnitudes 1.0 and 1.2 near Long Valley volcano on Saturday, July 31st, 2021. Look up all recent and past quakes!
Strongest: Mag. 1.2 Earthquake 10km W of Toms Place, CA -

Map and earthquake list

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Quakes, magnitude and depth over time

Earthquake depth plot
Depth and magnitude of quakes over time
Showing quakes magnitude 0.5 or higher, within up to 30 km (19 mi) distance (3 quakes):
Past earthquakes near Long Valley volcano: Jul 31, 2021 - list, stats and map
Date and TimeMag
Depth
DistanceLocationDetailsMap
Jul 31, 2021 09:08 am (Los Angeles)
Jul 31, 2021 16:08 GMT
0.5

2.4 km
23 km (14 mi) to the SW 14km S of Mammoth Lakes, CA Info
Jul 30, 2021 06:58 pm (Los Angeles)
Jul 31, 2021 01:58 GMT
1.2

6 km
16 km (10.2 mi) to the SE 10km W of Toms Place, CA Info
Jul 30, 2021 05:11 pm (Los Angeles)
Jul 31, 2021 00:11 GMT
0.4

5.3 km
8.7 km (5.4 mi) to the S 6km E of Mammoth Lakes, CA Info
About these data
Estimated combined seismic energy released: 4.6 x 106 joules (1.27 kilowatt hours) | about seismic energy

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Earthquake statistics

Number of earthquakes over time

on Saturday, July 31st, 2021
during July 2021
in 2021
Number of earthquakes over time: on Saturday, July 31st, 2021
Number of earthquakes over time: during July 2021
Number of earthquakes over time: in 2021

Magnitude and seismic energy over time

on Saturday, July 31st, 2021
during July 2021
in 2021
Magnitude and seismic energy over time: on Saturday, July 31st, 2021
Magnitude and seismic energy over time: during July 2021
Magnitude and seismic energy over time: in 2021

Magnitude and energy distribution

on Saturday, July 31st, 2021
during July 2021
in 2021
Magnitude and energy distribution: on Saturday, July 31st, 2021
Magnitude and energy distribution: during July 2021
Magnitude and energy distribution: in 2021
Fri, 19 Jul 2013, 02:12

Long Valley volcano (California) activity update

Map of recent quakes at the Long Valley caldera (California)
Normal seismic activity with numerous tiny earthquakes continues to occur at the southern and western parts of the caldera as well as under Mammoth mountain. There are no signs of a possible eruption in a near future. ... Read all
Sun, 31 Mar 2013, 10:53

Long Valley caldera (California): felt magnitude 3.8 earthquake

Location of yesterday's 3.8 earthquake
Some felt earthquakes have occurred recently along the southern boundary of Long Valley Caldera, the latest a 3.8 magnitude quakes yesterday. This is not unusual for the volcanic system and does not mean any volcanic eruption should be expected in a near future. The alert status remains green (normal). ... Read all
Simplified geologic map for Long Valley Caldera and the Mono-Inyo Craters volcanic chain (based on Bailey, 1989) CD, Casa Diablo; HC Hot Cree; HCF Hiloton Creek Fault; HSF, Hartley Springs Fault; LCF, Laurel Creek Fault; MLF, Mono Lake Fault; SLF, Silver Lake Fault; WCF, Wheeler Crest Fault. (source: USGS)
Simplified geologic map for Long Valley Caldera and the Mono-Inyo Craters volcanic chain (based on Bailey, 1989) CD, Casa Diablo; HC Hot Cree; HCF Hiloton Creek Fault; HSF, Hartley Springs Fault; LCF, Laurel Creek Fault; MLF, Mono Lake Fault; SLF, Silver Lake Fault; WCF, Wheeler Crest Fault. (source: USGS)