EPICENTRAL LOCATIONS AND ARRIVAL TIMES DECEMBER 1989 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 891202 1345 25.70 31-55.20 116-22.80 3.30 6 0.18 2.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX EP+ 13 45 30.70 S 34.50 2.1 PBX EP- 13 45 32.20 S 36.80 CBX EP- 13 45 34.10 S 40.50 2.3 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 891202 2316 46.10 32-40.80 116-44.40 5.00* 14 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX IPD 23 17 11.15 S 1 28.55 4.1 ENX EPN 23 17 18.18 S 1 41.11 4.6 CPBX EPN4 23 17 20.24 S 4 43.65 PBX EPN 23 17 20.83 S 1 45.61 4.6 EMX EPN 23 17 26.36 S 4 53.44 4.1 LMX EPN4 23 17 29.26 S 4 58.86 ECBX EPN 23 17 35.04 S 1 69.12 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 891206 1744 49.86 31-49.80 115-37.80 4.20 12 0.41 2.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD EMX EP+ 17 44 55.80 S 61.20 ECBX EP- 17 45 0.70 S 9.10 LMX EP 17 45 1.20 S 10.50 ENX IP+ 17 45 5.80 S 16.70 2.4 PBX EP+ 17 45 6.60 S 19.55 CBX EP+ 17 45 7.40 S 20.60 2.7 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 891215 759 5.15 31-17.40 115-37.20 11.80 16 0.23 3.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD SPX IPD 7 59 10.40 S 14.90 ECBX IPC 7 59 14.50 S 21.50 EMX IPC 7 59 19.00 S 29.13 LMX EPN 7 59 22.85 S 36.43 PBX EP 1 7 59 23.87 S 1 37.63 ENX EPN 7 59 23.93 S 1 37.57 3.3 3.1 CPBX EPN 7 59 25.40 S 1 40.63 CBX EPN 7 59 28.14 S 1 45.44 3.1 3.2 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 891215 810 54.95 31-16.20 115-37.20 12.50 12 0.29 2.9 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD SPX EP- 8 11 0.22 S 3.50 ECBX IPC 8 11 4.70 S 11.50 EMX P 8 11 8.30 S 19.50 ENX EP+ 8 11 13.70 S 28.00 2.9 LMX IP- 8 11 14.10 S 28.60 CBX EP 8 11 18.20 S 33.00 2.9 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 891216 1152 18.38 31-54.60 116-14.40 4.10 6 0.16 1.8 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX EP+ 11 52 25.00 S 30.00 1.7 PBX EP- 11 52 26.60 S 33.00 CBX EP+ 11 52 28.00 S 35.80 1.9 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 891218 627 3.00 33-45.00 116- 4.20 6.00* 8 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX IP+ 6 27 30.35 S 53.00 4.5 4.1 RDX IP 1 6 27 34.30 S 1 56.80 ENX IP+ 6 27 37.05 S 64.60 4.5 PBX EP 2 6 27 38.70 S 1 72.30 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 891220 059 10.31 32-28.20 115- 9.60 15.80 9 0.35 2.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD LMX EP 1 0 59 17.80 EMX EP- 0 59 18.50 S 26.15 RDX EP 3 0 59 26.05 S 3 36.95 ECBX EP 2 0 59 27.75 S 3 41.05 CBX EP 1 0 59 32.40 S 49.35 2.5 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 891220 059 59.08 32-29.40 115- 7.80 15.20 7 0.32 2.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD LMX EP-2 1 0 6.80 EMX EP 1 1 0 7.75 S 1 15.45 ECBX EP 3 1 0 17.15 S 3 31.10 CBX EP 1 1 0 21.70 S 1 38.60 2.6 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 891220 1927 39.05 31-58.20 116-21.00 14.00 10 0.17 2.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX EP+ 19 27 44.38 S 1 49.10 2.1 2.0 PBX IP+ 19 27 46.13 S 1 52.05 1.9 CBX IPD 19 27 46.88 S 53.25 2.4 2.1 EMX EP 3 19 27 56.13 S 3 68.03 ECBX EP 3 19 28 0.80 S 3 16.40 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 891228 055 14.81 31-28.20 116-43.80 12.10 6 0.09 2.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD PBX IP+ 0 55 20.14 S 24.22 2.3 ENX EP 3 0 55 22.56 S 1 28.34 1.9 1.9 CBX IP- 0 55 29.24 S 41.12 2.2 2.1 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 891228 941 8.00 34-10.80 117-23.40 15.00 8 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX IPN 9 41 41.35 S 68.25 4.3 4.1 ENX EPN1 9 41 47.00 S 80.35 4.4 PBX EPN1 9 41 49.05 S 84.15 4.3 RDX EPN 9 41 50.03 S 86.18 4.2 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 891228 2330 0.19 31-57.60 116-25.20 20.10 8 0.10 2.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPC 23 30 5.16 S 9.23 2.6 2.4 PBX IP+ 23 30 7.04 S 12.33 2.9 RDX IPC 23 30 7.80 S 2 14.04 CBX IP- 23 30 7.98 S 14.39 2.7 2.7 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 891230 246 17.66 32-28.20 115-10.80 13.00 8 0.08 3.8 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD RDX IP+ 2 46 32.25 S 43.95 3.7 CBX EPN1 2 46 39.50 S 56.30 3.9 3.8 ENX EP-1 2 46 41.40 S 60.90 3.7 3.6 PBX EPN 2 46 43.10 S 63.05 3.9