USGS National-Strong Motion Program
Preliminary Corrected Peak Ground Acceleration and Velocity Values for
January 02, 2002, Borrego Springs, CA Earthquake (posted 01/16/2002)
ML 4.2, 01/02/2002, 12:11 UTC, 01/02/2002 04:11 AM PST, 33.380 N, 116.451 W, 2.7 km depth
Sta Inst Inst Recorder Name Owner Lat Lon Dist Az Ch Sensor Orient PGA PGV
No type S/N     deg deg km deg No type deg cm/s/s cm/s
5220 Etna 2046 CA:Borrego Springs; Scripps Clinic USGS 33.194 -116.329 23.6 151 1 EpiSensor 90 -4.23 -0.17
                  2 EpiSensor 360 -6.18 0.26
                  3 EpiSensor UP -3.06 0.08
5044 K2 515 CA: Pinyon Flat, UCSD Geophysical Observatory USGS 33.607 -116.453 25.2 360 1 FBA-2g 360 6.80 0.13
                  2 FBA-2g UP 8.44 0.12
                  3 FBA-2g 90 -14.99 -0.18
5270 K2 526 CA: Mecca; Fire Station USGS 33.572 -116.076 40.8 58 1 FBA-2g 360 10.28 0.57
                  2 FBA-2g UP 5.74 0.08
                  3 FBA-2g 90 -15.08 0.58
5294 K2 532 CA: Indio; Jackson Rd USGS 33.747 -116.215 46.2 28 1 FBA-2g 180 -10.56 0.42
                  2 FBA-2g UP -7.34 0.10
                  3 FBA-2g 270 12.83 0.33
5295 K2 534 CA: North Palm Springs; Fire Station # 36 USGS 33.925 -116.548 61.1 352 1 FBA-2g 180 4.84 -0.13
                  2 FBA-2g UP -4.35 0.11
                  3 FBA-2g 270 8.07 0.25