Earthquakes Rattle N. Nevada

HEIGHTENED U.S. SEISMICITY
SEISMIC HAZARDS
SCENARIOS: 704, 703,  700, [500,] 09, 08, 07, 02
.

Swarm of 24 Earthquakes Hit NW Nevada

At least 24 earthquakes of all sizes have occurred in NW Nevada over the past 24 hours, according to the USGS/EHP.

The swarm included 10 events measuring ≥ 2.5Mw, with the largest shock registering 4.2Mw.

The latest swarm brings the total number of earthquakes measuring ≥ 2.5Mw in the area to 17 over the past seven days and 94 in the past 30 days, as of posting.

Details of the largest quake, as of posting

Magnitude: 4.2Mw
Depth: 5.2km
Location: 41.840°N 119.613°W [ 71km ESE of Lakeview, Oregon]
Time: 2014-12-10 13:50:58 UTC

Seismic Hot Spots  (December 2014 – March 2015)

Tune into FIRE-EARTH  special report Thursday DECEMBER 11, 2014 at the following times on FIRE-EARTH Channel:  17:32, 18:32, 20:32 and 22:32UTC.

Related Links

• M4.2 Quake Strikes N. Nevada December 4, 2014
• FEWW Event Alert – UTAH December 2, 2014
• Significant Quake Strikes Arizona December 1, 2014
• Earthquakes Strike Oklahoma, Texas November 30, 2014
• Earthquakes Strike 11 U.S. States November 25, 2014
• Significant Quake Strikes Near Irving, Texas November 23, 2014
• Intense Seismicity Continues in N. Nevada November 13, 2014
• Nevada Quake Swarm Intensifies November 6, 2014
• Earthquake Swarm Rattles N. Nevada November 5, 2014

M3.8 Strikes Montana

Seismic Hazard
.

Shallow earthquake strikes S of Plentywood, Montana

The quake struck at a depth of 5km about 59km S of Plentywood, NE Montana.

Meantime, at least 16 shocks measuring between M2.5 and 3.5 occurred in the state of Oklahoma in the past 7 days.

Preferred Location Parameters
Event Time: 2014-02-25 22:45:38 UTC
Magnitude: 3.8 mb_lg (± 0.07)
Location: 48.250°N, 104.699°W
Dept:h 5.0 km  (± 2.0 km)
Number of Phases Used 12
Minimum Distance 44.6 km (0.40°)
Travel Time Residual 0.63 sec
Azimuthal Gap 148°
Nearby Cities:

• 59km (37mi) S of Plentywood, Montana
• 81km (50mi) W of Williston, North Dakota
• 244km (152mi) S of Regina, Canada

Review Status MANUAL
Event ID usc000my5t [USGS/EHP]

Related Links

• Another Swarm of Shallow Quakes Strikes Close to Oklahoma City February 18, 2014
• More Quakes Strike Oklahoma February 11, 2014
• Significant Earthquakes Strike Oklahoma December 29, 2013
• M4.5 Quake Strikes NE Edmond Oil and Gas Field, Oklahoma December 8, 2013
• 41 Earthquakes Strike Oklahoma in November  December 1, 2013
• Earthquake No. 19 Strikes N. Texas November 29, 2013
• Two More Quakes Strike North Texas November 29, 2013
• Oil Drilling Likely Caused Texas Earthquake Posted on May 17, 2009
• M3.3 Quake Strikes Azle, Texas Posted on November 25, 2013
• FEWW Earthquake Links