Activity for the period October 24 - November 6, 2005:

Updated at 9:00 AM Friday, October 28, 2005:

The realtime computer system detected one magnitude M=1.6 earthquake in the Long Valley region since the last update at 9:48 AM on the 27th. The event was located in the Sierra Nevada south of the caldera west of Toms Place.

Updated at 11:00 AM Saturday, October 29, 2005:

The realtime computer system detected no earthquakes in the Long Valley region since the last update at 9:00 AM on the 28th.

Updated at 10:00 AM Monday, October 31, 2005:

The realtime computer system detected eight earthquakes in the Long Valley region since the last update at 11:00 AM on the 30th. The largest event was a magnitude M=3.1, which occurred in the Sierra Nevada ~ 17 km (11 miles) SW of Toms Place at 5:50 PM on the 29th. There were four other earthquakes in the same general location (M=2.9, 2.1, 2.4, 1.5) and three magnitude M<1.5 elsewhere in the Sierra Nevada south of the caldera.

Updated at 11:19 AM Tuesday, November 1, 2005:

The realtime computer system detected six small earthquakes in the Long Valley region since the last update at 10:00 AM on the 31st. The largest events, magnitude M=2.5 and 2.2, were located in the Sierra Nevada ~ 17 km (11 miles) SW of Toms Place. The other events were also located south of the caldera. These had magnitudes of M=2.0 or less.

Updated at 8:00 AM Wednesday, November 2, 2005:

The realtime computer system detected one magnitude M=1.3 earthquake in the Long Valley region since the last update at 11:19 AM on the 1st. The event was located in the Sierra Nevada ~ 17 km (11 miles) SW of Toms Place.

Updated at 8:00 AM Thursday, November 3, 2005:

The realtime computer system detected two small magnitude earthquakes in the Long Valley region since the last update at 8:00 AM on the 2nd. Both events were located in the Sierra Nevada south of the caldera. One, a magnitude M=2.0, was located 15 km (9 miles) SW of Toms Place and the other, a magnitude M=2.6, was located 13 km (8 miles) WSW of Toms Place.

Updated at 11:00 AM Friday, November 4, 2005:

The realtime computer system detected three small-magnitude earthquakes in the Long Valley region since the last update at 8:00 AM on the November 3. All three events had magnitudes of M<2.0 and were located in the Sierra Nevada south of the caldera. Elsewhere in the region, north of the caldera, a small (M<2.0) earthquake was detected ~15 km (9 miles) east of Bridgeport.

Updated at 1:00 PM , Sunday November 6, 2005:

The realtime computer system detected two small-magnitude earthquakes in the Long Valley region since the last update at 11:00 AM on the November 4. A magnitude M=1.2 occurred off the SW flank of Mammoth Mountain and a magnitude M=1.4 occurred in the Sierra Nevada near Lake Dorothy.