USGS National-Strong Motion Program
Preliminary Corrected Peak Ground Acceleration and Velocity and Pseudo-Spectral Acceleration Values for
October 01, 1987, Whittier Narrows, CA Earthquake (posted 10/27/2004)
Mw 5.9, 10/01/1987, 14:42 UTC, 10/01/1987, 07:42 AM PDT, 34.06 N, 118.08 W, 10.0 km depth
Sta Inst Inst State: City; Recorder Location Owner Lat Lon Dist Az Ch Sensor Orient PGA PGV PSA at:
Code type S/N     deg deg km deg No type deg cm/s/s cm/s 0.3 s 1.0 s 3.0 s
482     CA: Alhambra; LA Cnty Public Wks Owner 34.0849 -118.1500 7.0 293                
  SMA-1 165 12th Floor           1 SMA-1 90 -261 -21.6 77.2 16.4 5.35
      12th Floor           2 SMA-1 up 275 -10.1 67.4 7.7 0.69
      12th Floor           3 SMA-1 360 220 36.5 70.4 39.1 6.94
  SMA-1 179 Basement           1 SMA-1 90 -281 11.0 55.5 10.4 1.05
      Basement           2 SMA-1 up 183 5.1 22.0 5.8 0.31
      Basement           3 SMA-1 360 250 20.7 56.5 36.9 2.02
  SMA-1 187 6th Floor           1 SMA-1 90 -458 22.1 118.0 14.7 2.92
      6th Floor           2 SMA-1 up 180 -6.5 46.6 5.6 0.39
      6th Floor           3 SMA-1 360 -355 -25.9 97.5 40.3 3.47
5233     CA: Los Angeles; 1100 Wilshire USGS 34.052 -118.263 16.9 267                
  CRA-1 270 12th Floor, N           1 FBA-11 298 122 -13.1 17.8 23.2 2.57
      12th Floor, N           2 FBA-11 208 -214 19.7 42.5 15.6 1.81
      12th Floor, S           3 FBA-11 208 97 8.7 29.6 9.8 2.73
      13th Floor, N           4 FBA-11 298 128 -11.7 23.3 22.0 2.61
      13th Floor, N           5 FBA-11 208 -213 20.8 42.8 15.1 2.14
      13th Floor, S           6 FBA-11 208 -118 7.3 33.0 8.5 2.93
      32nd Floor, N           7 FBA-11 298 -132 -17.3 30.1 33.9 6.41
      32nd Floor, N           8 FBA-11 208 -191 -23.9 47.6 35.4 5.34
      32nd Floor, S           9 FBA-11 208 85 -12.3 17.3 17.5 5.39
      Ground Floor, N           10 FBA-11 298 -170 9.6 36.9 8.0 0.77
      Ground Floor, N           11 FBA-11 208 181 15.5 34.0 23.3 1.19
      Ground Floor, S           12 FBA-11 208 147 7.9 36.6 7.7 0.51
  SMA-1 6063 Basement, NW           1 SMA-1 298 -119 13.1 23.4 22.4 1.18
      Basement, NW           2 SMA-1 UP 65 3.2 13.8 6.2 0.40
      Basement, NW           3 SMA-1 208 99 5.7 24.6 7.8 0.78
  SMA-1 6064 Basement, NE           1 SMA-1 298 -163 13.8 27.0 23.5 1.16
      Basement, NE           2 SMA-1 UP -68 -2.7 10.7 6.0 0.40
      Basement, NE           3 SMA-1 208 -117 5.0 21.7 7.8 0.71
  SMA-1 6065 Basement, SE           1 SMA-1 298 157 12.8 26.0 23.1 1.09
      Basement, SE           2 SMA-1 UP 61 3.1 12.4 6.0 0.59
      Basement, SE           3 SMA-1 208 100 4.7 22.1 6.5 0.82
5106     CA: Long Beach; VA Hospital USGS 33.778 -118.118 31.5 186                
  SMA-1 749 11th Floor           1 SMA-1 360 -231 -23.7 30.7 26.9 2.79
      11th Floor           2 SMA-1 UP 96 -3.2 16.5 2.6 0.46
      11th Floor           3 SMA-1 270 157 -13.2 30.7 8.7 1.35
  SMA-1 809 6th Floor           1 SMA-1 360 -163 16.1 21.6 20.3 2.42
      6th Floor           2 SMA-1 UP 68 -2.9 13.3 2.1 0.50
      6th Floor           3 SMA-1 270 -101 -8.7 16.0 6.8 1.16
  SMA-1 845 Basement           1 SMA-1 360 75 7.7 11.7 11.0 1.92
      Basement           2 SMA-1 UP 44 -2.3 8.9 1.9 0.44
      Basement           3 SMA-1 270 -86 -3.5 18.4 4.2 0.97