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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) (55 quakes)

 | latest | archive: show
Earthquake depth plotUpdated: Thu, 17 Jan 18:00 UTC (GMT)
TimeMag. / DepthDistanceLocationMapSource
Thu, 17 Jan (8 earthquakes)
Thu, 17 Jan 11:19 UTCM 1.5 / 2.1 km - [info]Long Valley (8 km) - California- 15km NW of Toms Place, CA
[Map]
USGS
Thu, 17 Jan 09:51 UTCM 0.3 / 2 km - [info] (0 km)- 15km E of Mammoth Lakes, CA
[Map]
USGS
Thu, 17 Jan 09:33 UTCM 0.8 / 2.5 km - [info] (0 km)- 15km E of Mammoth Lakes, CA
[Map]
USGS
Thu, 17 Jan 07:59 UTCM 1.6 / 2.6 km - [info]Long Valley (9 km) - California- 15km E of Mammoth Lakes, CA
[Map]
USGS
Thu, 17 Jan 03:46 UTCM 0.4 / 2.5 km - [info]Long Valley (9 km) - California- 14km NW of Toms Place, CA
[Map]
USGS
Thu, 17 Jan 01:27 UTCM 0.7 / 1.7 km - [info]Long Valley (8 km) - California- 14km E of Mammoth Lakes, CA
[Map]
USGS
Thu, 17 Jan 01:19 UTCM 1.5 / 2.4 km - [info]Long Valley (8 km) - California- 15km E of Mammoth Lakes, CA
[Map]
USGS
Thu, 17 Jan 00:31 UTCM 1.5 / 2.4 km - [info]Long Valley (8 km) - California- 14km E of Mammoth Lakes, CA
[Map]
USGS
Wed, 16 Jan (12 earthquakes)
Wed, 16 Jan 21:10 UTCM 0.8 / 1.7 km - [info]Long Valley (8 km) - California- 14km E of Mammoth Lakes, CA
[Map]
USGS
Wed, 16 Jan 19:12 UTCM 1.3 / 1.6 km - [info]Long Valley (8 km) - California- 14km E of Mammoth Lakes, CA
[Map]
USGS
Wed, 16 Jan 18:18 UTCM 0.8 / 2.2 km - [info]Long Valley (12 km) - California- 14km E of Mammoth Lakes, CA
[Map]
USGS
Wed, 16 Jan 15:29 UTCM 0.4 / 4.2 km - [info]Mammoth Mountain (6 km) - California, USA- 1km E of Mammoth Lakes, CA
[Map]
USGS
Wed, 16 Jan 15:02 UTCM 0.9 / 2.3 km - [info]Long Valley (8 km) - California- 14km E of Mammoth Lakes, CA
[Map]
USGS
Wed, 16 Jan 13:48 UTCM 0.9 / 2.2 km - [info]Long Valley (7 km) - California- 15km E of Mammoth Lakes, CA
[Map]
USGS
Wed, 16 Jan 09:45 UTCM 0.4 / 0.3 km - [info]Mammoth Mountain (18 km) - California, USA- 16km SE of Mammoth Lakes, CA
[Map]
USGS
Wed, 16 Jan 08:14 UTCM 0.6 / 1.6 km - [info]Long Valley (8 km) - California- 14km E of Mammoth Lakes, CA
[Map]
USGS
Wed, 16 Jan 08:12 UTCM 1.4 / 6.2 km - [info]Long Valley (18 km) - California- 14km W of Toms Place, CA
[Map]
USGS
Wed, 16 Jan 07:38 UTCM 1.4 / 2.8 km - [info]Mammoth Mountain (18 km) - California, USA- 19km S of Mammoth Lakes, CA
[Map]
USGS
Wed, 16 Jan 07:12 UTCM 0.8 / 2.2 km - [info]Long Valley (8 km) - California- 14km E of Mammoth Lakes, CA
[Map]
USGS
Wed, 16 Jan 06:34 UTCM 2.2 / 2 km - [info]Long Valley (9 km) - CaliforniaLONG VALLEY AREA, CALIFORNIA
[Map]
EMSC
Tue, 15 Jan (6 earthquakes)
Tue, 15 Jan 23:11 UTCM 0.1 / 2 km - [info]Mammoth Mountain (5 km) - California, USA- 3km S of Mammoth Lakes, CA
[Map]
USGS
Tue, 15 Jan 12:56 UTCM 0.1 / 0.1 km - [info]Long Valley (9 km) - California- 9km ESE of Mammoth Lakes, CA
[Map]
USGS
Tue, 15 Jan 10:08 UTCM 0.3 / 2.7 km - [info]Long Valley (8 km) - California- 14km E of Mammoth Lakes, CA
[Map]
USGS
Tue, 15 Jan 05:34 UTCM 0.8 / 5.8 km - [info]Long Valley (17 km) - California- 14km W of Toms Place, CA
[Map]
USGS
Tue, 15 Jan 03:38 UTCM 0.5 / 0.9 km - [info]Long Valley (7 km) - California- 5km ENE of Mammoth Lakes, CA
[Map]
USGS
Tue, 15 Jan 00:23 UTCM 0.7 / 5.5 km - [info]Long Valley (21 km) - California- 16km WSW of Toms Place, CA
[Map]
USGS
Mon, 14 Jan (21 earthquakes)
Mon, 14 Jan 23:11 UTCM 0.6 / 4.6 km - [info]Long Valley (14 km) - California- 12km ESE of Mammoth Lakes, CA
[Map]
USGS
Mon, 14 Jan 21:23 UTCM 0.1 / 4.5 km - [info]Long Valley (7 km) - California- 12km E of Mammoth Lakes, CA
[Map]
USGS
Mon, 14 Jan 21:21 UTCM 1.1 / 0.5 km - [info]Long Valley (7 km) - California- 7km E of Mammoth Lakes, CA
[Map]
USGS
Mon, 14 Jan 21:11 UTCM 1.6 / 5.4 km - [info]Long Valley (6 km) - California- 12km E of Mammoth Lakes, CA
[Map]
USGS
Mon, 14 Jan 21:09 UTCM 0.4 / 2.6 km - [info]Long Valley (7 km) - California- 11km E of Mammoth Lakes, CA
[Map]
USGS
Mon, 14 Jan 21:07 UTCM 0.1 / 4 km - [info]Long Valley (6 km) - California- 11km E of Mammoth Lakes, CA
[Map]
USGS
Mon, 14 Jan 21:06 UTCM 1.6 / 5.6 km - [info]Long Valley (6 km) - California- 12km E of Mammoth Lakes, CA
[Map]
USGS
Mon, 14 Jan 20:40 UTCM 1.0 / 5.4 km - [info]Long Valley (6 km) - California- 12km E of Mammoth Lakes, CA
[Map]
USGS
Mon, 14 Jan 18:49 UTCM 1.0 / 5.7 km - [info]Long Valley (6 km) - California- 12km E of Mammoth Lakes, CA
[Map]
USGS
Mon, 14 Jan 15:38 UTCM 0.8 / 0.2 km - [info]Mammoth Mountain (9 km) - California, USA- 6km SE of Mammoth Lakes, CA
[Map]
USGS
Mon, 14 Jan 14:40 UTCM 0.3 / 2.3 km - [info]Long Valley (9 km) - California- 14km NW of Toms Place, CA
[Map]
USGS
Mon, 14 Jan 14:13 UTCM 0.7 / 2.4 km - [info]Long Valley (9 km) - California- 14km NW of Toms Place, CA
[Map]
USGS
Mon, 14 Jan 13:44 UTCM 0.8 / 2.1 km - [info]Long Valley (9 km) - California- 14km NW of Toms Place, CA
[Map]
USGS
Mon, 14 Jan 13:39 UTCM 1.3 / 3 km - [info]Long Valley (9 km) - California- 14km NW of Toms Place, CA
[Map]
USGS
Mon, 14 Jan 13:32 UTCM 0.3 / 2.1 km - [info]Long Valley (9 km) - California- 14km NW of Toms Place, CA
[Map]
USGS
Mon, 14 Jan 12:56 UTCM 1.7 / 2.8 km - [info]Long Valley (9 km) - California- 14km NW of Toms Place, CA
[Map]
USGS
Mon, 14 Jan 12:10 UTCM 0.6 / 5.3 km - [info]Long Valley (8 km) - California- 8km E of Mammoth Lakes, CA
[Map]
USGS
Mon, 14 Jan 10:32 UTCM 0.8 / 8.1 km - [info]Long Valley (9 km) - California- 20km NNW of Toms Place, CA
[Map]
USGS
Mon, 14 Jan 08:09 UTCM 0.2 / 1.8 km - [info]Mammoth Mountain (1 km) - California, USA- 4km WSW of Mammoth Lakes, CA
[Map]
USGS
Mon, 14 Jan 05:58 UTCM 0.2 / 5.3 km - [info]Long Valley (8 km) - California- 6km E of Mammoth Lakes, CA
[Map]
USGS
Mon, 14 Jan 05:21 UTCM 0.4 / 5.7 km - [info]Mammoth Mountain (7 km) - California, USA- 3km ESE of Mammoth Lakes, CA
[Map]
USGS
Sun, 13 Jan
Sun, 13 Jan 22:35 UTCM 1.5 / 6 km - [info]Long Valley (23 km) - California- 16km WSW of Toms Place, CA
[Map]
USGS
Sun, 13 Jan 11:28 UTCM 0.9 / 4.7 km - [info]Mammoth Mountain (6 km) - California, USA- 2km SE of Mammoth Lakes, CA
[Map]
USGS
Sun, 13 Jan 08:37 UTCM 0.9 / 5.2 km - [info]Mammoth Mountain (6 km) - California, USA- 2km SE of Mammoth Lakes, CA
[Map]
USGS
Sat, 12 Jan
Sat, 12 Jan 04:14 UTCM 3.0 / 4 km - [info]Long Valley (26 km) - CaliforniaCENTRAL CALIFORNIA
I FELT IT
[Map]
EMSC
Fri, 11 Jan
Fri, 11 Jan 17:19 UTCM 0.9 / 5.2 km - [info]Long Valley (13 km) - California- 12km WNW of Toms Place, CA
[Map]
USGS
Fri, 11 Jan 13:18 UTCM 0.7 / 3.3 km - [info]Long Valley (9 km) - California- 11km E of Mammoth Lakes, CA
[Map]
USGS
Fri, 11 Jan 08:42 UTCM 0.2 / 3.8 km - [info]Mammoth Mountain (8 km) - California, USA- 3km E of Mammoth Lakes, CA
[Map]
USGS
Thu, 10 Jan
Thu, 10 Jan 19:30 UTCM 0.7 / 3.7 km - [info]Mammoth Mountain (21 km) - California, USA- 16km WSW of Toms Place, CA
[Map]
USGS
 

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