5.1 on CA/Mexico border

Earthquake Details

Magnitude
5.1
Date-Time
Wednesday, May 19, 2010 at 00:38:59 UTC
Tuesday, May 18, 2010 at 05:38:59 PM at epicenter
Location
32.653°N, 115.832°W
Depth
10.1 km (6.3 miles)
Region
SOUTHERN CALIFORNIA
Distances
18 km (11 miles) ESE (122°) from Ocotillo, CA
20 km (13 miles) SW (221°) from Seeley, CA
30 km (18 miles) WSW (240°) from El Centro, CA
34 km (21 miles) W (270°) from Mexicali, Baja California, Mexico
112 km (70 miles) E (83°) from Tijuana, Baja California, Mexico

Reports of being felt over a wide area

http://earthquake.usgs.gov/earthquakes/dyfi/events/ci/10671989/us/index.html

aftershocks

map 1.8 2010/05/18 18:07:22 32.629N 115.825W 8.9 20 km (13 mi) SE of Ocotillo, CA
map 2.1 2010/05/18 17:56:55 32.637N 115.832W 10.6 19 km (12 mi) SE of Ocotillo, CA
map 1.8 2010/05/18 17:55:43 32.638N 115.844W 8.7 18 km (11 mi) SE of Ocotillo, CA
map 1.0 2010/05/18 17:55:04 35.916N 120.478W 2.7 5 km ( 3 mi) WNW of Parkfield, CA
map 1.6 2010/05/18 17:53:40 32.722N 115.888W 2.5 10 km ( 6 mi) E of Ocotillo, CA
map 2.1 2010/05/18 17:49:25 32.629N 115.846W 9.9 19 km (12 mi) SE of Ocotillo, CA
map 2.0 2010/05/18 17:48:10 32.688N 115.901W 0.8 11 km ( 7 mi) ESE of Ocotillo, CA

http://earthquake.usgs.gov/earthquakes/recenteqscanv/Quakes/quakes_all.html

USGS has downgraded it to 4.5