USGS National-Strong Motion Program
Preliminary Corrected Peak Ground Acceleration and Velocity Values for
January 29, 2002, Simi Valley, CA Earthquake (posted 01/30/2002)
ML 4.2, 01/29/2002, 05:53 UTC, 01/28/2002 09:53 PM PST, 34.361 N, 118.671 W, 13.3 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
5428 Etna 2592 CA: Chatsworth; Fire Station # 96 USGS 34.2474 -118.6034 14.1 154 1 EpiSensor 90 8.01 0.45
                  2 EpiSensor 360 -7.16 -0.46
                  3 EpiSensor UP -6.33 -0.18
5432 Etna 2600 CA: Simi Valley; Fire Station # 45 USGS 34.2694 -118.7827 14.5 225 1 EpiSensor 85 -42.83 -2.85
                  2 EpiSensor 355 -71.84 -5.24
                  3 EpiSensor UP -17.53 -0.43
5423 Etna 2582 CA: Sylmar; Fire Station # 91 USGS 34.3088 -118.4479 21.3 106 1 EpiSensor 310 5.48 0.22
                  2 EpiSensor 220 4.82 -0.27
                  3 EpiSensor UP 3.04 -0.13
5427 Etna 2586 CA: Tarzana; Fire Station # 93 USGS 34.1729 -118.5493 23.7 152 1 EpiSensor 90 9.11 0.49
                  2 EpiSensor 360 6.96 -0.41
                  3 EpiSensor UP 5.82 -0.18
5424 Etna 2595 CA: Reseda; Fire Station # 100 USGS 34.1930 -118.5103 23.8 142 1 EpiSensor 270 -7.19 0.43
                  2 EpiSensor 180 -4.82 0.47
                  3 EpiSensor UP -4.33 -0.22
5431 Etna 2603 CA:Thousand Oaks; Fire Station # 34 USGS 34.2186 -118.8680 24.1 229 1 EpiSensor 5 -14.22 -0.49
                  2 EpiSensor 275 -9.19 -0.39
                  3 EpiSensor UP -5.42 -0.19