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Latest news:
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]
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) (31 quakes)

 | latest | archive: show
Earthquake depth plot Updated: Tue, 28 Mar 15:46 UTC (GMT)
TimeMag. / DepthDistanceLocationMapSource
Tue, 28 Mar
Tue, 28 Mar 07:53 UTCM 0.9 / 4.8 km - [info]Long Valley (13 km) - California- 12km SE of Mammoth Lakes, California
[Map]
USGS
Tue, 28 Mar 00:35 UTCM 0.4 / 4 km - [info]Mammoth Mountain (16 km) - California, USA- 13km SSE of Mammoth Lakes, California
[Map]
USGS
Mon, 27 Mar (9 earthquakes)
Mon, 27 Mar 19:35 UTCM 0.3 / 5.7 km - [info]Long Valley (15 km) - California- 13km SE of Mammoth Lakes, California
[Map]
USGS
Mon, 27 Mar 12:03 UTCM 0.5 / 0.8 km - [info]Long Valley (4 km) - California- 9km ENE of Mammoth Lakes, California
[Map]
USGS
Mon, 27 Mar 04:37 UTCM 0.5 / 6.6 km - [info]Mammoth Mountain (19 km) - California, USA- 16km SE of Mammoth Lakes, California
[Map]
USGS
Mon, 27 Mar 03:54 UTCM 0.6 / 5.8 km - [info]Long Valley (15 km) - California- 13km SE of Mammoth Lakes, California
[Map]
USGS
Mon, 27 Mar 03:33 UTCM 0.6 / 3.5 km - [info]Long Valley (13 km) - California- 12km SE of Mammoth Lakes, California
[Map]
USGS
Mon, 27 Mar 03:08 UTCM 0.5 / 4.7 km - [info]Long Valley (15 km) - California- 13km SE of Mammoth Lakes, California
[Map]
USGS
Mon, 27 Mar 02:57 UTCM 0.5 / 2.8 km - [info]Long Valley (7 km) - California- 4km NE of Mammoth Lakes, California
[Map]
USGS
Mon, 27 Mar 02:55 UTCM 1.9 / 4.8 km - [info]Long Valley (14 km) - California- 12km SE of Mammoth Lakes, California
[Map]
USGS
Mon, 27 Mar 02:33 UTCM 0.2 / 3.8 km - [info]Long Valley (5 km) - California- 5km ENE of Mammoth Lakes, California
[Map]
USGS
Sun, 26 Mar
Sun, 26 Mar 23:34 UTCM 1.4 / 6.4 km - [info]Long Valley (20 km) - California- 18km SE of Mammoth Lakes, California
[Map]
USGS
Sat, 25 Mar
Sat, 25 Mar 00:53 UTCM 2.1 / 13 km - [info]Long Valley (27 km) - CaliforniaCENTRAL CALIFORNIA
[Map]
EMSC
Fri, 24 Mar
Fri, 24 Mar 16:18 UTCM 0.8 / 10 km - [info]Long Valley (12 km) - California- 13km ESE of Mammoth Lakes, California
[Map]
USGS
Fri, 24 Mar 15:21 UTCM 0.1 / 5.2 km - [info]Long Valley (8 km) - California- 1km ESE of Mammoth Lakes, California
[Map]
USGS
Fri, 24 Mar 09:12 UTCM 1.5 / 4.9 km - [info]Mammoth Mountain (8 km) - California, USA- 2km ESE of Mammoth Lakes, California
[Map]
USGS
Fri, 24 Mar 01:29 UTCM 0.7 / 6.1 km - [info]Long Valley (15 km) - California- 16km ESE of Mammoth Lakes, California
[Map]
USGS
Thu, 23 Mar
Thu, 23 Mar 20:03 UTCM 0.4 / 5.4 km - [info]Mammoth Mountain (8 km) - California, USA- 2km ESE of Mammoth Lakes, California
[Map]
USGS
Thu, 23 Mar 09:57 UTCM 0.1 / 4.4 km - [info]Mammoth Mountain (8 km) - California, USA- 2km E of Mammoth Lakes, California
[Map]
USGS
Thu, 23 Mar 07:21 UTCM 0.2 / 5.3 km - [info]Mammoth Mountain (8 km) - California, USA- 2km ESE of Mammoth Lakes, California
[Map]
USGS
Thu, 23 Mar 02:13 UTCM 0.8 / 3.9 km - [info]Mammoth Mountain (23 km) - California, USA- 21km SSE of Mammoth Lakes, California
[Map]
USGS
Wed, 22 Mar (9 earthquakes)
Wed, 22 Mar 17:21 UTCM 1.5 / 0.8 km - [info] (35 km)- 19km NNW of Dixon Lane-Meadow Creek, California
[Map]
USGS
Wed, 22 Mar 17:14 UTCM 0.7 / 3.8 km - [info]Long Valley (25 km) - California- 23km SE of Mammoth Lakes, California
[Map]
USGS
Wed, 22 Mar 09:55 UTCM 0.7 / 3.4 km - [info] (46 km)- 19km SSE of Mammoth Lakes, California
[Map]
USGS
Wed, 22 Mar 07:25 UTCM 0.9 / 0.4 km - [info]Long Valley (17 km) - California- 18km SE of Mammoth Lakes, California
[Map]
USGS
Wed, 22 Mar 05:29 UTCM 1.2 / 10.5 km - [info]Mammoth Mountain (23 km) - California, USA- 21km SSE of Mammoth Lakes, California
[Map]
USGS
Wed, 22 Mar 01:31 UTCM 0.7 / 2.8 km - [info]Long Valley (7 km) - California- 5km E of Mammoth Lakes, California
[Map]
USGS
Wed, 22 Mar 01:26 UTCM 0.1 / 2.4 km - [info]Long Valley (7 km) - California- 5km E of Mammoth Lakes, California
[Map]
USGS
Wed, 22 Mar 01:25 UTCM 0.1 / 2.6 km - [info]Long Valley (7 km) - California- 5km E of Mammoth Lakes, California
[Map]
USGS
Wed, 22 Mar 00:34 UTCM 1.0 / 5.2 km - [info]Mammoth Mountain (24 km) - California, USA- 22km SSE of Mammoth Lakes, California
[Map]
USGS
Tue, 21 Mar
Tue, 21 Mar 17:18 UTCM 0.9 / 4.2 km - [info]Mammoth Mountain (22 km) - California, USA- 20km SE of Mammoth Lakes, California
[Map]
USGS
 

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