A moderate earthquake occurred at 11:42:15 AM (PDT) on Tuesday, July 29, 2008.
The magnitude 5.4 event occurred 4 km (3 miles) WSW of Chino Hills, CA.
The hypocentral depth is 14 km ( 8 miles).
Magnitude 5.4 - moment magnitude (Mw)
Time Tuesday, July 29, 2008 at 11:42:15 AM (PDT)
Tuesday, July 29, 2008 at 18:42:15 (UTC)
Distance from Chino Hills, CA - 4 km (3 miles) WSW (240 degrees)
Diamond Bar, CA - 7 km (5 miles) SE (135 degrees)
Yorba Linda, CA - 8 km (5 miles) NNE (16 degrees)
Pomona, CA - 12 km (7 miles) S (184 degrees)
Los Angeles Civic Center, CA - 46 km (28 miles) ESE (104 degrees)
Coordinates 33 deg. 57.3 min. N (33.955N), 117 deg. 45.9 min. W (117.765W)
Depth 13.6 km (8.5 miles)
Location Quality Good
Location Quality Parameters Nst=095, Nph=095, Dmin=9 km, Rmss=0.34 sec, Erho=0.3 km, Erzz=0.6 km, Gp=25.2 degrees
Event ID# ci14383980
http://quake.wr.usgs.gov/
