USGS National-Strong Motion Program
Preliminary Corrected Peak Acceleration and Velocity Values for
June 14-15, 2000, Brawley, CA Earthquake Swarm (posted 6/20/2000)
ML 4.2, 6/14/2000, 19:00:20 (UTC), 12:00:20 PM (PDT), 32.896 N, 115.502 W, 5.1 km depth
Sta # Inst type Inst # Station Chan # Orient, deg PGA, cm/s/s PGV, cm/s
412 K2 589 El Centro Regional Hospital, CA 1 230 30.1 -1.11
        2 Up 7.8 -0.18
        3 320 -33.3 1.46
5053 K2 529 Calexico, CA 1 360 -26.9 1.23
        2 Up -10.1 0.21
        3 90 -30.9 -1.20
5060 ETNA 2045 Brawley Airport, CA 1 90 -13.1 0.56
        2 360 -11.6 -0.30
        3 Up 11.8 0.19
ML 3.4, 6/14/2000, 21:29:02 (UTC), 02:29:02 PM (PDT), 32.872 N, 115.512 W, 4.6 km depth
Sta # Inst type Inst # Station Chan # Orient, deg PGA, cm/s/s PGV, cm/s
5060 ETNA 2045 Brawley Airport, CA 1 90 -7.1 -0.19
        2 360 4.4 0.12
        3 Up 2.7 0.04
ML 4.5, 6/14/2000, 21:49:18 (UTC), 02:49:18 PM (PDT), 32.884 N, 115.505 W, 4.9 km depth
Sta # Inst type Inst # Station Chan # Orient, deg PGA, cm/s/s PGV, cm/s
412 K2 589 El Centro Regional Hospital, CA 1 230 32.9 -1.69
        2 Up 11.5 0.37
        3 320 -24.6 1.41
5053 K2 529 Calexico, CA 1 360 15.4 0.76
        2 Up 10.4 0.22
        3 90 -20.5 -0.87
5060 ETNA 2045 Brawley Airport, CA 1 90 -101.4 4.00
        2 360 50.3 -1.42
        3 Up 27.5 0.52
ML 3.5, 6/14/2000, 22:11:35 (UTC), 03:11:35 PM (PDT), 32.895 N, 115.517 W, 4.2 km depth
Sta # Inst type Inst # Station Chan # Orient, deg PGA, cm/s/s PGV, cm/s
412 K2 589 El Centro Regional Hospital, CA 1 230 -4.8 -0.15
        2 Up 2.6 -0.04
        3 320 6.6 0.22
5060 ETNA 2045 Brawley Airport, CA 1 90 7.1 -0.18
        2 360 -5.1 0.16
        3 Up -2.9 -0.06
ML 3.6, 6/14/2000, 22:39:27 (UTC), 03:39:27 PM (PDT), 32.869 N, 115.506 W, 8.8 km depth
Sta # Inst type Inst # Station Chan # Orient, deg PGA, cm/s/s PGV, cm/s
5060 ETNA 2045 Brawley Airport, CA 1 90 14.9 -0.46
        2 360 13.5 -0.29
        3 Up 6.7 0.07
ML 3.3, 6/15/2000, 04:08:15 (UTC), 6/14/2000, 09:08:15 PM (PDT), 32.911 N, 115.508 W, 4.7 km depth
Sta # Inst type Inst # Station Chan # Orient, deg PGA, cm/s/s PGV, cm/s
5060 ETNA 2045 Brawley Airport, CA 1 90 8.5 -0.18
        2 360 -8.5 0.22
        3 Up -2.8 0.04
ML 3.5, 6/15/2000, 04:14:31 (UTC), 6/14/2000, 09:14:31 PM (PDT), 32.911 N, 115.503 W, 9.5 km depth
Sta # Inst type Inst # Station Chan # Orient, deg PGA, cm/s/s PGV, cm/s
5060 ETNA 2045 Brawley Airport, CA 1 90 -8.5 -0.22
        2 360 -6.0 -0.18
        3 Up 4.4 -0.06
ML 3.3, 6/15/2000, 04:24:34 (UTC), 6/14/2000, 09:24:34 PM (PDT), 32.905 N, 115.512 W, 4.1 km depth
Sta # Inst type Inst # Station Chan # Orient, deg PGA, cm/s/s PGV, cm/s
5060 ETNA 2045 Brawley Airport, CA 1 90 12.0 -0.23
        2 360 8.6 -0.12
        3 Up -3.5 0.03