EPICENTRAL LOCATIONS AND ARRIVAL TIMES MAY 1989 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890504 1558 38.76 31-52.20 116-39.00 4.80 6 0.36 1.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX EP 1 15 58 39.20 S 1 40.50 1.2 PBX EP 1 15 58 41.70 S 1 44.00 CBX EP- 15 58 46.08 S 1 53.19 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890505 416 51.19 31-47.40 116-39.00 2.90 6 0.09 2.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD PBX IPD 4 16 52.91 S 1 54.37 2.2 ENX IPC 4 16 53.07 S 1 54.40 2.1 1.8 CBX EP- 4 17 0.80 S 1 7.89 2.2 1.9 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890505 757 33.28 33-10.80 116-29.40 9.10 12 0.19 3.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX EP+ 7 57 48.30 S 1 60.60 3.1 2.8 ENX EP- 7 57 55.76 S 1 72.97 3.3 2.6 RDX IP- 7 57 56.22 S 1 73.96 PBX EP+ 7 57 58.50 S 2 78.30 EMX EP 1 7 58 0.44 S 1 21.49 SPX EP 2 7 58 11.00 S 4 42.60 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890505 1411 54.90 32-56.40 117-44.40 6.00* 16 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX EPN 14 12 15.38 S 1 31.50 3.9 3.6 ENX EPN 14 12 19.10 S 1 39.73 3.7 3.5 PBX EPN 14 12 21.00 S 1 41.34 3.7 RDX EPN 14 12 27.36 S 1 52.10 3.6 CPBX EPN 14 12 33.00 S 1 61.50 EMX EPN4 14 12 35.00 S 1 66.50 ECBX EPN2 14 12 40.50 S 1 75.50 3.8 SPX EPN4 14 12 41.11 S 4 76.00 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890506 412 59.36 31-48.60 115-49.20 1.50 18 0.30 2.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IPC 4 13 1.90 S 2 4.90 2.3 EMX EP+2 4 13 8.10 S 2 16.80 2.8 ENX IPD 4 13 12.44 S 1 22.69 2.7 2.2 ECBX EP+ 4 13 12.51 S 2 22.00 2.3 CPBX EP+ 4 13 13.02 S 1 23.20 PBX IP+ 4 13 13.66 S 1 23.90 2.6 LMX IP+ 4 13 13.75 S 1 24.50 SPX EP- 4 13 14.04 S 1 25.31 2.3 CBX EP- 4 13 15.07 S 1 27.17 2.7 2.5 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890506 19 0 30.56 32- 2.40 115-27.60 2.20 16 0.33 3.0 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD EMX IPC 19 0 34.00 S 1 37.11 RDX IP+ 19 0 38.38 S 1 43.70 LMX EP 2 19 0 38.90 S 2 44.60 ECBX EP+1 19 0 42.64 S 1 51.75 SPX EP- 19 0 48.80 S 1 61.67 ENX EP- 19 0 49.09 S 1 62.81 3.0 CBX IP+ 19 0 49.21 S 1 63.38 3.1 2.5 PBX EP- 19 0 50.82 S 1 65.69 3.1 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890507 233 57.25 31-52.20 115-49.20 1.00 18 0.26 2.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IP+ 2 33 59.39 S 1 61.76 EMX EP+2 2 34 6.20 S 2 13.86 CPBX EP+ 2 34 10.02 S 1 19.75 ENX EP 1 2 34 10.28 S 1 20.46 ECBX EP- 2 34 10.92 S 2 21.50 LMX EP 2 34 11.56 S 1 22.50 PBX IPD 2 34 11.56 S 1 22.25 CBX IP- 2 34 12.07 S 1 23.66 2.3 2.1 SPX IP+ 2 34 12.97 S 1 24.87 2.0 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890507 6 7 47.00 33-55.80 117-54.60 6.00* 18 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX EPN- 6 8 19.45 S 1 45.89 3.5 ENX EP 1 6 8 28.86 S 1 59.42 PBX EP 1 6 8 29.31 S 1 61.22 RDX EP- 6 8 31.28 S 1 65.88 CPBX EP 1 6 8 36.03 S 1 72.65 EMX EP+ 6 8 37.86 S 1 77.86 LMX EP+ 6 8 43.49 S 1 87.44 ECBX EP+ 6 8 48.70 S 1 93.49 SPX EP 1 6 8 50.96 S 1 95.89 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890507 19 2 15.82 32-56.40 116-29.40 13.70 8 0.17 2.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX EP+ 19 2 27.05 S 1 36.32 2.5 2.3 ENX EP- 19 2 34.15 S 1 49.15 2.6 RDX IPD 19 2 35.12 S 1 49.78 PBX EP 1 19 2 36.91 S 1 53.13 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890508 1525 39.70 32-23.40 115-18.60 1.80 10 0.38 3.3 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CPBX EP 15 25 40.15 QKP IPD 15 25 40.55 EMX EP 2 15 25 46.50 3.3 LMX EP 1 15 25 47.70 RDX EP+2 15 25 52.75 3.2 ECBX EP 2 15 25 55.98 S 2 69.19 CBX EP+ 15 26 0.20 3.4 3.6 ENX EP 2 15 26 1.89 3.2 3.5 PBX EP 2 15 26 3.43 3.5 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890509 950 59.51 31-57.60 116-14.40 2.00* 18 0.38 2.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IPC 9 51 3.56 S 2 7.10 ENX IP+ 9 51 6.43 S 1 11.89 2.3 PBX IP- 9 51 8.31 S 1 15.21 2.5 CBX IPC 9 51 8.58 S 1 15.93 2.7 2.6 EMX EP 1 9 51 14.58 S 1 26.05 CPBX EP+1 9 51 15.50 S 1 28.83 SPX EP 9 51 19.20 S 1 34.30 ECBX EP- 9 51 19.60 S 1 35.50 LMX EP+ 9 51 19.87 S 1 35.46 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890510 044 54.50 32-00.00 115-37.80 12.00* 14 0.11 2.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CPBX EP 1 0 45 3.50 S 4 12.50 LMX EP 1 0 45 5.23 S 1 13.00 ECBX EP 1 0 45 6.99 S 2 17.00 2.0 ENX EP 1 0 45 9.99 S 1 21.97 CBX IPC 0 45 10.68 S 1 23.40 2.2 2.3 SPX EP 1 0 45 11.14 S 1 24.28 2.0 PBX IPC 0 45 11.37 S 1 24.37 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890510 946 21.65 31-41.40 115-54.00 4.00* 12 0.14 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IP- 9 46 26.07 S 1 30.07 EMX EP+ 9 46 33.01 S 1 41.62 ENX EP 1 9 46 33.83 S 1 42.90 PBX EP 1 9 46 34.14 S 1 43.51 ECBX IP-1 9 46 35.00 S 1 45.60 CBX EP 1 9 46 37.37 S 1 49.66 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890510 1540 13.03 31-34.80 115-36.60 4.00* 16 0.20 2.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IP- 15 40 21.22 S 1 27.52 2.1 ECBX IPC 15 40 21.68 S 1 28.21 2.1 EMX EP+ 15 40 22.37 S 1 29.44 2.1 SPX EP 1 15 40 22.76 S 1 30.36 2.0 LMX IP-2 15 40 27.21 S 1 37.31 ENX EP 1 15 40 29.90 S 1 42.50 PBX EP 1 15 40 30.21 S 1 43.19 CBX IP-2 15 40 33.53 S 2 48.79 2.3 2.5 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890511 7 5 3.73 31-50.40 116-39.00 3.80 8 0.13 2.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 7 5 4.60 S 1 5.91 2.2 PBX IPC 7 5 6.07 S 1 8.22 2.1 CBX IPD 7 5 12.36 S 1 18.82 2.3 2.3 RDX IPD 7 5 14.57 S 1 22.81 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890511 823 8.87 31-52.20 116-44.40 1.20 6 0.18 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 8 23 9.84 S 1 11.22 PBX IPC 8 23 11.22 S 1 13.41 CBX IPC 8 23 17.45 S 1 24.13 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890511 1322 21.54 32-46.80 115-24.00 8.60 18 0.32 3.0 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CPBX IP- 13 22 28.28 S 1 34.22 QKP IPD 13 22 29.25 S 1 36.25 LMX EP+ 13 22 34.86 S 2 45.30 EMX EP+2 13 22 35.20 S 2 46.40 3.0 RDX EP 2 13 22 38.30 S 2 51.30 CBX EP- 13 22 41.58 S 1 57.17 3.2 ECBX EP+ 13 22 44.97 S 1 62.73 ENX EP 13 22 45.94 S 1 64.21 PBX EP 1 13 22 47.50 S 1 68.20 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890511 1531 35.06 31-37.80 115-19.20 4.90 6 0.09 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ECBX IP- 15 31 40.20 S 1 44.10 EMX EP+ 15 31 41.70 S 1 46.70 LMX IP+ 15 31 45.10 S 1 53.15 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890516 1023 36.96 31-46.80 115-43.20 2.30 18 0.32 3.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IPC 10 23 41.38 S 1 45.38 EMX IP+4 10 23 44.30 S 4 50.70 ECBX IPC 10 23 48.40 S 1 57.10 3.2 LMX IP+2 10 23 50.00 S 2 60.00 CPBX EP+2 10 23 50.24 S 2 60.49 SPX IPC 10 23 50.53 S 1 61.59 ENX IPC 10 23 51.60 S 1 62.82 3.1 PBX IPC 10 23 52.52 S 1 64.28 3.2 CBX IPC2 10 23 54.24 S 2 67.24 3.4 3.3 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890517 1731 55.24 32- 6.00 116-24.60 2.00* 8 0.08 1.8 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPC 17 32 1.05 S 1 5.85 1.7 CBX EP- 17 32 1.18 S 1 5.72 1.8 RDX EP 1 17 32 3.29 S 1 9.25 PBX IPD 17 32 3.42 S 1 9.82 1.8 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890517 2053 29.58 32-00.00 115-41.40 4.30 20 0.36 2.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IPC 20 53 33.30 S 1 37.00 EMX IPC 20 53 35.70 S 1 41.70 QKP IPD 20 53 37.30 S 1 43.30 CPBX EP- 20 53 39.65 S 1 46.78 LMX IP+ 20 53 41.16 S 2 49.13 ECBX EP+ 20 53 42.71 S 2 53.00 2.6 ENX EP+ 20 53 44.32 S 1 55.46 2.5 CBX IP+ 20 53 45.09 S 1 57.06 2.5 2.8 PBX IP+ 20 53 45.86 S 1 58.22 2.7 SPX EP- 20 53 46.99 S 1 59.62 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890519 18 1 55.83 31-41.40 115-56.40 4.50 18 0.28 2.7 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IPD 18 2 0.11 S 1 3.57 ENX EP+ 18 2 7.22 S 1 16.13 2.8 PBX IP+ 18 2 7.73 S 1 17.21 2.5 EMX IPD 18 2 7.92 S 4 18.17 2.7 SPX IPC 18 2 9.06 S 2 19.28 ECBX IPC 18 2 10.10 S 1 20.41 2.6 QKP EP+ 18 2 10.30 S 1 20.90 CBX IP+ 18 2 11.33 S 1 22.70 2.8 2.9 LMX EPN2 18 2 12.95 S 4 27.19 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890521 1053 50.39 31-42.60 115-56.40 4.60 12 0.11 1.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IPD 10 53 54.40 S 1 57.80 1.3 ENX EP 1 10 54 1.71 S 1 10.48 PBX EP 1 10 54 2.03 S 1 11.37 EMX EP 1 10 54 2.09 S 1 11.12 ECBX EP- 10 54 4.40 S 1 15.10 1.7 CBX EP 1 10 54 5.48 S 1 16.88 2.2 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890521 1540 7.72 31-52.80 116-14.40 4.00* 16 0.15 2.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IPC 15 40 12.47 S 1 16.47 ENX IPC 15 40 14.39 S 1 19.71 2.4 PBX IPC 15 40 15.73 S 1 21.62 2.0 CBX EP+ 15 40 17.78 S 1 25.53 2.0 2.5 EMX EP 1 15 40 23.29 S 1 34.30 2.2 QKP EP+ 15 40 23.40 S 1 34.95 SPX EP 1 15 40 26.10 S 1 40.52 ECBX EP 1 15 40 27.25 S 1 41.34 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890524 512 57.91 31-49.80 116-11.40 2.00* 10 0.28 2.0 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX EP- 5 13 2.21 S 1 6.45 ENX EP 1 5 13 5.67 S 1 11.46 2.1 1.8 PBX EP 1 5 13 6.38 S 1 13.10 CBX EP- 5 13 9.46 S 1 17.90 2.2 ECBX EP 1 5 13 16.70 S 1 30.00 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890524 922 37.76 31-56.40 117-16.80 6.00* 18 0.21 2.7 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD PBX EP 1 9 22 46.22 S 1 53.77 ENX EP-1 9 22 47.15 S 1 54.03 CBX IPC 9 22 48.97 S 1 57.81 2.9 3.0 RDX IPD 9 22 57.17 S 1 72.34 2.5 QKP EP 9 23 6.90 S 2 29.20 EMX EP 2 9 23 7.20 S 2 30.57 CPBX EP 2 9 23 7.76 S 4 32.30 ECBX EP 2 9 23 11.14 S 2 36.61 LMX EP 4 9 23 13.83 S 4 40.40 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890526 1326 27.33 32-19.20 116-47.40 10.80 17 0.22 2.4 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX IPC 13 26 29.67 S 1 32.36 2.5 2.7 ENX IPD 13 26 35.24 S 1 41.45 PBX IP+ 13 26 37.68 S 1 45.44 2.3 RDX EP- 13 26 41.45 S 1 52.66 2.5 QKP EP 13 26 48.10 S 2 65.10 CPBX EP 1 13 26 49.71 S 1 66.79 EMX IPD 13 26 50.70 S 1 68.77 LMX EPN 13 26 54.13 ECBX EP 4 13 26 57.52 S 4 79.62 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890528 1351 23.23 31-49.80 115-48.00 2.00* 16 0.26 2.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IPC 13 51 25.98 S 1 28.76 EMX EP+ 13 51 31.94 S 2 39.60 2.0 CPBX EP 2 13 51 36.30 S 2 46.50 ECBX EP+ 13 51 36.43 S 1 46.20 2.3 ENX EP- 13 51 36.55 S 1 47.03 PBX EP 1 13 51 37.39 S 1 48.83 SPX EP 1 13 51 38.15 S 1 49.61 CBX EP+ 13 51 39.05 S 1 51.09 2.0 2.3 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890529 2039 35.44 32- 1.80 116-18.00 4.30 16 0.20 2.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IPC 20 39 41.02 S 1 45.66 2.0 ENX EP 1 20 39 41.41 S 1 46.62 2.0 CBX EP- 20 39 43.07 S 1 48.96 2.4 PBX EP 1 20 39 43.84 S 1 50.56 2.3 QKP EP- 20 39 50.85 S 1 62.35 EMX EP+2 20 39 51.56 S 2 63.37 SPX EP 1 20 39 56.27 S 1 72.39 ECBX EP+2 20 39 56.90 S 2 72.52 2.1 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890530 330 17.78 32- 7.20 115- 0.60 4.00 12 0.37 2.8 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD LMX IPC 3 30 19.00 S 4 21.90 EMX IP+ 3 30 21.70 S 1 25.70 CPBX EP+ 3 30 25.10 S 2 29.40 ECBX IP- 3 30 29.00 S 1 38.70 CBX EP- 3 30 42.78 S 2 61.93 2.8 PBX EP- 3 30 44.65 S 2 64.28 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890530 530 32.32 31-58.20 115-42.00 4.70 18 0.35 2.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IP- 5 30 36.04 S 1 39.50 EMX EP+2 5 30 39.00 S 2 43.80 QKP EP+ 5 30 39.80 S 2 46.20 CPBX EP 2 5 30 43.00 S 2 50.50 LMX EP+ 5 30 44.04 S 4 53.78 ECBX IP- 5 30 45.58 S 1 55.25 ENX EP 1 5 30 46.93 S 1 58.00 CBX IP+ 5 30 47.69 S 1 59.79 2.1 2.3 PBX EP- 5 30 48.46 S 4 60.43 2.1 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890530 2110 32.79 31-17.40 115-37.20 10.70 14 0.18 2.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD SPX IPD 21 10 38.00 S 1 42.20 ECBX IPC 21 10 42.20 S 1 49.17 RDX IPD 21 10 44.86 S 2 54.00 EMX EP+ 21 10 46.45 S 1 56.95 2.2 PBX EP+ 21 10 51.14 S 1 65.04 ENX EP 1 21 10 51.57 S 1 65.61 2.2 CBX EP- 21 10 55.80 S 1 73.53 2.3 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 890531 1540 4.99 31-35.40 115-40.20 4.50 14 0.32 1.8 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX EP 1 15 40 11.98 S 1 17.55 EMX IP+ 15 40 14.54 S 1 22.99 ECBX EP+ 15 40 14.60 S 1 21.84 1.9 SPX EP 1 15 40 15.18 S 1 22.93 1.8 QKP EP 15 40 18.75 S 2 29.00 PBX EP 1 15 40 21.20 S 1 33.04 CBX EP 1 15 40 24.72 S 1 39.25