A minor earthquake occurred at 9:05:52 PM (PST) on Saturday, December 11, 2004. The magnitude 3.8 event occurred 12 km (7 miles) SSW of town of Big Bear Lake, CA. The hypocentral depth is 8 km ( 5 miles).
Magnitude 3.8 - local magnitude (ML)
Time Saturday, December 11, 2004 at 9:05:52 PM (PST)
Sunday, December 12, 2004 at 5:05:52 (UTC)
Distance from town of Big Bear Lake, CA - 12 km (7 miles) SSW (213 degrees)
Running Springs, CA - 13 km (8 miles) ESE (117 degrees)
Yucaipa, CA - 15 km (9 miles) NNE (25 degrees)
San Bernardino, CA - 29 km (18 miles) E (85 degrees)
Los Angeles Civic Center, CA - 117 km (73 miles) E (84 degrees)
Coordinates 34 deg. 9.2 min. N (34.153N), 116 deg. 58.8 min. W (116.980W)
Depth 8.5 km (5.3 miles)
Location Quality Good
Location Quality Parameters Nst=130, Nph=130, Dmin=12 km, Rmss=0.25 sec, Erho=0.2 km, Erzz=1.1 km, Gp=21.6 degrees
Event ID# ci10066389