EPICENTRAL LOCATIONS AND ARRIVAL TIMES SEPTEMBER 1989 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890902 119 17.62 31-52.80 116-12.00 3.00* 12 0.21 1.9 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IPC 1 19 21.87 S 1 25.32 ENX EP+ 1 19 24.81 S 1 30.70 1.8 PBX EP+ 1 19 26.09 S 1 32.49 CBX EP- 1 19 28.14 S 1 36.21 2.1 EMX EP 1 1 19 32.49 S 1 43.95 ECBX EP 1 1 19 36.59 S 1 50.42 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890902 539 34.00 33-31.20 116-22.80 5.00* 16 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX EP- 5 39 57.50 S 1 73.29 3.5 RDX IPC 5 40 3.95 S 1 27.23 ENX EP 1 5 40 4.87 S 1 25.39 3.4 EMX EP- 5 40 5.45 S 1 34.49 PBX EP 1 5 40 7.06 S 1 30.11 LMX EP 2 5 40 12.71 S 1 52.00 ECBX EP+ 5 40 18.82 S 1 51.30 SPX EP 1 5 40 23.20 S 1 56.20 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890902 1622 5.89 31-40.20 116-12.60 3.00 16 0.26 3.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IPC 16 22 11.99 S 1 17.14 ENX IPC 16 22 13.91 S 1 20.44 PBX IPC 16 22 14.06 S 1 20.75 CBX IPD 16 22 19.13 S 1 29.20 3.2 SPX EP+ 16 22 21.29 S 4 32.89 EMX EP 1 16 22 21.94 S 1 33.73 ECBX EP- 16 22 24.01 S 1 37.27 LMX IP-4 16 22 26.64 S 4 44.56 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890903 5 0 45.40 31-46.20 116- 8.40 3.00* 14 0.20 2.4 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IPC 5 0 49.76 S 1 53.14 ENX EP+ 5 0 53.68 S 1 60.29 2.4 PBX IPC 5 0 54.37 S 1 61.67 CBX EP- 5 0 58.06 S 1 67.43 2.5 EMX EP+2 5 1 0.00 S 1 10.75 SPX EP+ 5 1 1.67 S 1 14.12 ECBX EP- 5 1 2.85 S 1 16.01 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890904 1753 41.41 33-16.80 116- 3.60 9.00 12 0.32 3.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX EP+ 17 54 0.32 S 1 14.48 3.3 RDX EP 17 54 4.98 S 1 23.26 EMX EP- 17 54 6.20 S 4 31.70 ENX EP- 17 54 7.22 S 1 26.49 3.1 PBX EP+ 17 54 9.10 S 1 30.97 ECBX EP-4 17 54 19.41 S 4 46.70 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890905 733 54.94 31-15.60 115-39.00 14.90 13 0.19 2.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ECBX IP 7 34 4.80 S 2 11.90 RDX EP 2 7 34 7.61 S 4 16.57 EMX EP- 7 34 9.21 S 1 19.87 PBX EP 1 7 34 13.00 S 1 27.15 LMX IPD 7 34 13.07 ENX EP+ 7 34 13.50 S 1 27.70 2.4 CBX EP 1 7 34 18.43 S 1 36.23 2.7 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890908 1013 11.48 31-39.60 116-00.00 3.00* 10 0.15 2.4 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX EP+ 10 13 22.35 PBX IP+ 10 13 22.60 S 1 31.25 EMX EP- 10 13 24.58 S 1 34.35 ECBX EP- 10 13 26.36 S 1 37.30 CBX EP+ 10 13 26.55 S 1 38.40 2.4 LMX EP+4 10 13 30.26 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890909 422 29.03 31-13.20 115-37.20 3.00* 10 0.24 2.3 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ECBX IPC 4 22 39.00 S 1 46.35 LMX EP- 4 22 47.90 S 1 61.40 PBX EP+ 4 22 48.10 S 1 62.45 ENX EP+ 4 22 48.40 S 1 63.00 2.2 CBX EP+ 4 22 53.20 S 1 72.60 2.4 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890909 849 40.84 32-39.60 115-56.40 14.70 16 0.28 3.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CPBX EP+2 8 49 51.54 S 1 59.95 CBX IPC 8 49 52.94 S 1 62.98 3.5 3.5 RDX IPD 8 49 53.48 S 1 63.43 3.2 EMX IPD 8 49 56.26 S 1 68.45 3.3 ENX EP+ 8 49 58.05 S 1 71.68 3.8 3.4 LMX EP-2 8 49 58.77 S 4 74.81 PBX EP+ 8 50 0.56 S 1 16.07 3.8 ECBX EP-2 8 50 4.00 S 4 24.50 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890911 635 36.33 31-58.20 115-47.40 3.00* 16 0.18 3.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD EMX IPC 6 35 44.99 S 1 51.52 3.1 CPBX EP+2 6 35 47.90 S 4 57.00 ENX IPC 6 35 49.37 S 1 59.70 3.4 LMX EP+2 6 35 49.50 S 4 62.20 ECBX IPD 6 35 50.53 S 1 61.44 3.2 PBX IPC 6 35 50.60 S 1 62.20 CBX IPD 6 35 50.91 S 1 62.05 SPX IPC 6 35 53.22 S 1 66.51 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890913 556 46.47 32-21.60 115-35.40 14.30 10 0.24 1.9 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CPBX EP 1 5 56 50.85 S 1 55.45 EMX EP 2 5 56 54.71 S 1 61.88 LMX EP 1 5 56 57.14 S 4 66.67 CBX IPC 5 57 2.45 S 1 14.66 1.9 2.2 PBX EP+ 5 57 6.44 S 1 21.65 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890914 1850 52.64 31-55.80 115-48.00 3.00* 10 0.20 1.7 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD EMX EP 1 18 51 1.54 S 1 7.84 ENX EP- 18 51 5.84 S 1 15.60 1.7 ECBX EP 1 18 51 6.38 S 1 17.67 PBX EP- 18 51 7.07 S 1 18.05 CBX EP+ 18 51 7.38 S 1 18.44 1.8 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890914 2215 44.77 31-40.20 115-54.60 3.00* 15 0.21 2.4 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD EMX IPC 22 15 56.15 S 1 65.67 2.2 ENX IP+ 22 15 56.83 S 1 65.90 2.5 2.1 PBX IPC 22 15 57.30 S 1 67.05 2.5 SPX EP 2 22 15 57.76 S 2 68.44 ECBX IPD 22 15 58.22 S 1 68.54 2.3 CPBX EP 2 22 16 0.45 S 1 13.43 CBX EP+ 22 16 0.60 S 1 12.85 2.5 2.3 LMX EP 2 22 16 1.10 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890915 923 45.73 31-52.20 116- 9.60 4.20 9 0.12 1.9 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IP- 9 23 53.45 S 1 59.75 1.6 PBX EP- 9 23 54.76 S 1 61.75 CBX EP+ 9 23 56.76 S 1 65.21 2.1 2.0 EMX EP 1 9 23 59.75 S 1 70.05 1.8 SPX EP 1 9 24 3.21 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890916 123 58.14 31-44.40 116- 8.40 3.00* 16 0.14 2.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IPC 1 24 2.92 S 1 6.83 ENX EP- 1 24 6.68 S 1 13.21 2.9 PBX EP+ 1 24 7.14 S 1 14.44 2.5 CBX EP- 1 24 11.06 S 1 20.86 2.4 2.7 EMX IPD4 1 24 13.26 S 4 24.91 2.7 SPX EP+ 1 24 14.21 S 1 26.27 2.3 ECBX IPC1 1 24 15.80 S 2 28.00 CPBX EP 4 1 24 17.13 S 4 32.11 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890919 1917 44.96 31-21.60 115-52.20 3.00* 17 0.26 2.8 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD SPX IPC 19 17 53.45 S 1 60.01 RDX IPD 19 17 54.94 S 1 63.06 ECBX IPC 19 17 58.11 S 1 67.44 PBX IPC 19 17 59.65 S 1 71.17 ENX IPC 19 17 59.80 S 1 71.17 2.6 EMX EP-2 19 17 59.94 S 1 70.71 CBX EP- 19 18 4.98 S 1 20.65 3.0 LMX EP-4 19 18 5.40 CPBX EP+4 19 18 6.70 S 4 23.70 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890919 23 4 44.56 31-13.20 115-55.20 3.00* 12 0.19 2.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD SPX IP- 23 4 52.32 S 1 58.52 2.6 ECBX IP+ 23 4 58.76 S 1 69.33 PBX EP- 23 4 59.83 S 1 71.58 2.5 ENX EP 1 23 5 0.67 S 1 13.30 2.1 EMX EP 2 23 5 1.67 S 1 14.32 CBX EP+ 23 5 6.13 S 2 23.03 2.4 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890920 048 14.36 31-59.40 115-33.60 3.20 18 0.34 3.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD EMX IPC 0 48 18.90 S 1 23.10 RDX IPC 0 48 19.80 S 1 25.11 CPBX EP+2 0 48 23.20 S 2 29.80 LMX IPC2 0 48 24.61 S 2 32.11 3.8 ECBX IPC 0 48 26.40 S 1 35.67 2.8 SPX EP 2 0 48 31.10 S 1 43.92 2.6 ENX IPC 0 48 31.17 S 1 43.97 3.1 2.8 CBX IPC 0 48 31.68 S 1 45.12 3.3 3.1 PBX IPC 0 48 32.45 S 1 46.58 3.3 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890920 057 39.09 31-55.80 115-36.60 3.00* 12 0.23 2.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX EP- 0 57 44.20 S 1 48.70 EMX EP- 0 57 45.00 S 4 47.38 LMX EP+2 0 57 49.19 S 1 57.72 CPBX EP+ 0 57 49.50 S 4 58.40 ECBX EP- 0 57 50.97 S 1 60.19 CBX EP- 0 57 56.40 S 2 69.43 2.2 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890920 1757 13.01 31-28.20 115-31.20 3.00* 6 0.23 1.7 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ECBX IP+ 17 57 20.59 S 1 26.06 1.7 EMX EP- 17 57 23.28 S 1 31.61 RDX EP 1 17 57 23.83 S 1 31.36 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890920 18 5 28.76 31-30.60 115-29.40 3.00* 14 0.09 2.4 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ECBX IPC 18 5 35.84 S 1 41.29 2.3 SPX EP- 18 5 37.22 S 1 43.75 EMX EP-1 18 5 38.22 S 2 45.67 RDX EP- 18 5 39.00 S 1 46.80 ENX EP- 18 5 47.67 S 1 61.80 2.2 PBX EP- 18 5 47.67 S 1 62.49 CBX EP+2 18 5 51.37 S 1 68.35 2.5 2.3 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890920 1841 31.14 32- 1.20 115-33.00 3.00* 16 0.20 2.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD EMX EP+ 18 41 36.00 S 2 40.30 RDX IPD 18 41 36.80 S 4 39.60 LMX IPC4 18 41 41.50 S 4 50.18 ECBX EP- 18 41 43.39 S 2 52.80 2.3 ENX IPC 18 41 48.07 S 1 60.90 2.5 2.3 CBX EP+ 18 41 48.64 S 1 62.09 2.7 2.6 SPX EP+2 18 41 48.90 S 1 61.70 PBX EP+ 18 41 49.48 S 1 63.37 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890922 5 3 55.93 31-48.60 115-35.40 3.00* 18 0.23 3.9 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IP 5 4 2.10 S 1 6.80 EMX IPC 5 4 2.60 S 1 7.65 ECBX IPC 5 4 6.00 S 2 13.50 CPBX EP+ 5 4 7.40 S 2 16.60 LMX IPC4 5 4 8.38 S 4 18.56 SPX IPD 5 4 9.66 S 20.16 3.6 ENX IPC 5 4 12.41 S 24.51 3.9 3.6 PBX IPC 5 4 13.31 S 25.86 3.9 CBX IPC 5 4 14.84 S 28.48 4.1 3.7 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890925 921 16.73 31-46.20 115-42.00 1.50 8 0.08 2.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD SPX IP+ 9 21 30.10 S 1 40.50 ENX IP+ 9 21 31.50 S 1 43.20 2.1 PBX IP+ 9 21 32.40 S 1 44.50 CBX EP- 9 21 34.20 S 1 47.20 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890925 2343 29.09 32- 7.80 115-46.80 3.00* 16 0.19 2.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD EMX IP+2 23 43 37.43 S 2 43.50 2.7 CPBX EP-2 23 43 38.00 S 2 45.50 LMX IP-4 23 43 42.30 S 4 52.90 CBX IP- 23 43 42.60 S 1 53.05 2.6 ENX IP- 23 43 43.22 S 1 53.74 2.3 PBX IP- 23 43 44.90 S 1 57.20 2.6 ECBX EP- 23 43 45.00 S 1 57.43 2.4 SPX EP 1 23 43 48.75 S 1 63.96 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890927 1212 35.86 31-51.00 115-46.20 3.00* 12 0.18 2.4 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD EMX EP 2 12 12 44.53 S 1 51.22 ECBX EP 12 12 48.84 S 1 58.44 2.3 ENX EP+ 12 12 49.07 S 1 59.36 2.2 PBX IP+ 12 12 50.14 S 1 61.97 SPX EP 1 12 12 50.91 S 1 62.28 CBX EP+ 12 12 51.45 S 1 63.82 2.5 2.5 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890929 819 4.39 31-52.80 116- 9.O0 3.00* 16 0.21 2.3 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IPC 8 19 7.99 S 1 10.99 2.1 ENX IPC 8 19 12.30 S 1 18.67 2.3 1.8 PBX IPC 8 19 13.53 S 1 21.06 2.3 CBX EP- 8 19 15.29 S 1 23.90 2.4 2.2 EMX EP 1 8 19 18.14 S 1 28.58 CPBX EP 2 8 19 20.21 S 2 32.67 LMX EP 2 8 19 22.67 S 4 38.72 ECBX IPD 8 19 22.75 S 1 35.96