Activity for the period February 6 - 12, 2006:

Updated at 9:00 AM (PST) on Monday, February 6, 2006:

The realtime computer system detected two small (M<2.0) earthquakes in the Long Valley caldera region since the last update at 10:00 AM on the February 5. Both events were located in the Sierra Nevada south of the caldera west of Toms Place.

Updated at 8:00 AM (PST) on Tuesday, February 7, 2006:

The realtime computer system detected four small (M<2.0) earthquakes in the Long Valley caldera region since the last update at 9:00 AM on the February 6. Three of the events were located in the Sierra Nevada south of the caldera west of Toms Place. The other was located on the south shore of Lake Crowley.

Elsewhere in the region, a magnitude M=2.0 earthquake occurred in the Sierra Nevada ~ 22 km (14 miles) southeast of Yosemite Valley.

Updated at 10:00 AM (PST) on Wednesday, February 8, 2006:

The realtime computer system detected one small (M=1.6) earthquake in the Long Valley caldera region since the last update at 8:00 AM on the February 7. The event was located in the Sierra Nevada west of Toms Place.

Updated at 9:00 AM (PST) on Thursday, February 9, 2006:

The realtime computer system detected no earthquakes in the Long Valley caldera region since the last update at 10:00 AM on the February 8.

Updated at 10:00 AM (PST) on Friday, February 10, 2006:

The realtime computer system detected one magnitude M=1.1 earthquake in the Long Valley caldera region since the last update at 9:00 AM on the February 9. The event was located in the south moat of the caldera.

Updated at 12:00 PM (PST) on Saturday, February 11, 2006:

The realtime computer system detected two magnitude M<=2.0 earthquakes in the Long Valley caldera region since the last update at 10:00 AM on the February 10. Both events were located in the Sierra Nevada SW of Toms Place.

Updated at 11:00 AM (PST) on Sunday, February 12, 2006:

The realtime computer system detected two small earthquakes in the Long Valley caldera regions since the last update at 12:00 PM on the 11th: a M=1.2 earthquake at 2:09 PM on the 11th located 2 miles NE of Tom's Place and a M=1.4 earthquake at 4:49 AM on the 12th located in the south moat of the caldera near the east end of the airport (8 miles east of Mammoth Lakes).