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Random pictures
Latest news:
Long Valley volcano (California) activity update
Map of recent quakes at the Long Valley caldera (California)
Friday, Jul 19, 2013
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. [more]
Long Valley caldera (California): felt magnitude 3.8 earthquake
Location of yesterday's 3.8 earthquake
Sunday, Mar 31, 2013
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). [more]
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)
 

Long Valley volcano

caldera 3390 m / 11,122 ft, California, 37.7°N / -118.87°W
Nearby recent earthquakes (within 30km radius):

Earthquake list: past 7 days (only M>=-0.8) (28 quakes)

 | latest | archive: show
Earthquake depth plot Updated: Sat, 25 May 02:06 UTC (GMT)
TimeMag. / DepthDistanceLocationMapSource
Fri, 24 May 2019 (8 earthquakes)
Fri, 24 May 19:33 UTCM 0.7 / 1.7 km - [info]Long Valley (8 km) - California 8km E of Mammoth Lakes, CA (USA)
[Map]		USGS
Fri, 24 May 18:38 UTCM 0.5 / 4.8 km - [info]Mammoth Mountain (21 km) - California, USA 17km WSW of Toms Place, CA (USA)
[Map]		USGS
Fri, 24 May 16:34 UTCM 0.1 / 6.7 km - [info]Long Valley (16 km) - California 10km W of Toms Place, CA (USA)
[Map]		USGS
Fri, 24 May 09:31 UTCM 0.6 / 6.8 km - [info]Long Valley (17 km) - California 9km W of Toms Place, CA (USA)
[Map]		USGS
Fri, 24 May 08:13 UTCM 0.6 / 5.1 km - [info]Long Valley (16 km) - California 12km W of Toms Place, CA (USA)
[Map]		USGS
Fri, 24 May 07:09 UTCM 0.5 / 5.4 km - [info]Long Valley (16 km) - California 11km W of Toms Place, CA (USA)
[Map]		USGS
Fri, 24 May 06:13 UTCM 1.0 / 5.9 km - [info]Long Valley (14 km) - California 14km ESE of Mammoth Lakes, CA (USA)
[Map]		USGS
Fri, 24 May 02:36 UTCM 0.5 / 4.3 km - [info]Mammoth Mountain (23 km) - California, USA 17km WSW of Toms Place, CA (USA)
[Map]		USGS
Thu, 23 May 2019 (9 earthquakes)
Thu, 23 May 16:21 UTCM 0.8 / 3.7 km - [info]Long Valley (9 km) - California 11km E of Mammoth Lakes, CA (USA)
[Map]		USGS
Thu, 23 May 13:09 UTCM 1.0 / 3.8 km - [info]Long Valley (9 km) - California 12km E of Mammoth Lakes, CA (USA)
[Map]		USGS
Thu, 23 May 13:08 UTCM 1.5 / 3.6 km - [info]Long Valley (9 km) - California 12km E of Mammoth Lakes, CA (USA)
[Map]		USGS
Thu, 23 May 09:21 UTCM 0.3 / 0.7 km - [info]Mammoth Mountain (2 km) - California, USA 4km SW of Mammoth Lakes, CA (USA)
[Map]		USGS
Thu, 23 May 06:25 UTCM 0.7 / 3.5 km - [info]Long Valley (21 km) - California 8km WSW of Toms Place, CA (USA)
[Map]		USGS
Thu, 23 May 05:56 UTCM 1.0 / 6.8 km - [info]Long Valley (16 km) - California 9km W of Toms Place, CA (USA)
[Map]		USGS
Thu, 23 May 05:55 UTCM 0.7 / 5 km - [info]Long Valley (22 km) - California 7km SW of Toms Place, CA (USA)
[Map]		USGS
Thu, 23 May 05:49 UTCM 0.7 / 5.6 km - [info]Long Valley (17 km) - California 10km W of Toms Place, CA (USA)
[Map]		USGS
Thu, 23 May 05:33 UTCM 0.3 / 10.1 km - [info]Long Valley (17 km) - California 10km W of Toms Place, CA (USA)
[Map]		USGS
Wed, 22 May 2019
Wed, 22 May 21:44 UTCM 0.2 / 1.3 km - [info]Mammoth Mountain (0 km) - California, USA 5km W of Mammoth Lakes, CA (USA)
[Map]		USGS
Tue, 21 May 2019 (6 earthquakes)
Tue, 21 May 20:47 UTCM 0.7 / 4.8 km - [info]Long Valley (6 km) - California 9km E of Mammoth Lakes, CA (USA)
[Map]		USGS
Tue, 21 May 20:36 UTCM 0.8 / 5.7 km - [info]Long Valley (8 km) - California 10km E of Mammoth Lakes, CA (USA)
[Map]		USGS
Tue, 21 May 20:13 UTCM 1.0 / 4 km - [info]Long Valley (18 km) - California 14km W of Toms Place, CA (USA)
[Map]		USGS
Tue, 21 May 10:51 UTCM 0.7 / 1.4 km - [info]Mammoth Mountain (1 km) - California, USA 4km W of Mammoth Lakes, CA (USA)
[Map]		USGS
Tue, 21 May 10:13 UTCM 0.5 / 0.6 km - [info]Long Valley (6 km) - California 6km ENE of Mammoth Lakes, CA (USA)
[Map]		USGS
Tue, 21 May 07:15 UTCM 0.3 / 4.1 km - [info]Long Valley (7 km) - California 6km ENE of Mammoth Lakes, CA (USA)
[Map]		USGS
Mon, 20 May 2019
Mon, 20 May 18:27 UTCM 1.3 / 8.8 km - [info]Long Valley (16 km) - California 14km W of Toms Place, CA (USA)
[Map]		USGS
Mon, 20 May 18:00 UTCM 0.8 / 4.6 km - [info]Long Valley (37 km) - California 12km NNE of Round Valley, CA (USA)
[Map]		USGS
Mon, 20 May 04:02 UTCM 1.5 / 4 km - [info]Mammoth Mountain (16 km) - California, USA 17km SSW of Mammoth Lakes, CA (USA)
[Map]		USGS
Sat, 18 May 2019
Sat, 18 May 15:54 UTCM 1.4 / 0.4 km - [info]Long Valley (4 km) - California 10km ENE of Mammoth Lakes, CA (USA)
[Map]		USGS
Estimated combined seismic energy released: 5.4*10^7 J (15.1 KWh) [learn more]
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