EPICENTRAL LOCATIONS AND ARRIVAL TIMES MAY 1983 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830501 2 6 49.95 31-38.12 116- 0.78 34.41 6 319 67.5 0.07 6.3 14.4 2.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 2 7 1.27 S 10.37 2.1 CBX IPU 2 7 5.65 S 17.75 PBX IP+ 2 7 1.57 S 10.47 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830504 1544 53.96 31-38.63 115-58.47 8.00* 8 185 70.5 0.24 1.3 24.5 2.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD PBX IPD 15 45 5.60 S 14.13 2.6 ENX IPD 15 45 5.26 S 13.78 CBX IPU 15 45 9.81 S 21.45 ELM IPD 15 45 8.02 S 17.32 SPX IPD 15 45 7.68 S 17.53 GSC IPD1 15 45 19.10 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830504 1727 45.01 31-24.80 115-41.98 8.00* 6 212 46.6 0.15 4.9 34.4 2.3 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX IPU 17 27 57.21 S 81.71 2.3 ENX IPU 17 27 61.51 S 74.01 PBX IPD 17 27 61.51 S 73.95 ELM IPD 17 27 56.28 S 65.89 SPX IPU 17 27 52.98 S 59.32 GSC IPD1 17 27 64.21 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830504 2018 34.99 31-44.03 115-55.45 8.92 6 318 72.0 0.05 5.3 87.3 2.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX IPD 20 18 50.14 S 61.76 2.2 ENX IPD 20 18 46.40 S 55.31 PBX IPD 20 18 46.91 S 56.38 EML IPD 20 18 70.90 GSC IPD 20 18 70.90 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830509 353 26.75 31-38.94 115-58.19 8.00* 6 186 72.4 0.29 1.4 30.3 2.4 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX IPU 3 53 42.61 S 54.20 2.4 SPX IPD 3 53 40.60 S 50.34 PBX IPD 3 53 38.41 S 47.05 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830509 543 9.27 31-42.50 115-55.54 8.00* 6 221 71.8 0.32 2.3 38.1 2.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 5 43 21.10 S 29.10 2.2 CBX IPU 5 43 24.90 S 36.70 ELM IPD 5 43 20.67 S 29.27 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830509 1857 8.24 31-39.03 115-57.92 8.00* 8 187 71.1 0.26 1.3 25.6 2.3 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPU 18 57 19.77 S 28.19 2.3 CBX IPU 18 57 24.04 S 35.73 SPX IPU 18 57 21.96 S 31.82 PBX IPD 18 57 20.01 S 28.59 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830509 2345 25.38 30-45.88 116- 8.65 8.00* 8 269 72.0 0.09 1.0 1.5 2.8 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 23 45 46.16 S 62.29 2.8 CBX IPD 23 45 53.53 S 74.62 PBX IPU 23 45 44.26 S 58.95 ELM IPD 23 45 53.26 S 72.76 GSC IPU 23 45 58.76 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830511 2322 48.68 30-58.26 115-56.85 10.89 8 239 46.8 0.12 1.8 1.8 2.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPU 23 22 67.81 S 82.56 2.5 CBX IPU 23 22 74.15 S 93.68 SPX IPD 23 22 56.81 S 63.14 PBX IPD 23 22 66.08 S 79.97 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830512 2111 51.90 32- 9.23 115-47.80 8.00* 8 243 83.6 0.31 1.8 50.6 2.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 21 12 5.91 S 15.94 2.2 CBX IPD 21 12 5.16 S 15.36 SPX IPD 21 12 12.19 S 27.52 PBX IPU 21 12 7.87 S 19.80 CPR IPU 21 12 1.63 S 8.08 2.2 ELM IPU 21 12 1.12 S 6.52 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830515 1458 1.06 31-39.08 115-57.70 8.00* 6 187 71.3 0.26 2.9 44.2 2.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 14 58 12.49 S 21.13 2.6 CBX IPU 14 58 16.87 S 28.68 SPX IPU 14 58 14.91 S 24.59 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830517 317 24.58 31-38.73 115-58.03 8.00* 8 186 71.1 0.19 0.9 16.6 2.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPU 3 17 36.01 S 44.55 2.5 CBX IPD 3 17 40.41 S 52.24 SPX IPD 3 17 38.17 S 48.18 PBX IPD 3 17 36.31 S 44.93 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830519 19 8 1.16 31-54.89 115-47.65 8.00* 8 224 82.4 0.29 1.2 31.6 2.0 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 19 8 14.24 S 24.09 2.0 CBX IPU 19 8 16.08 S 27.03 SPX IPD 19 8 17.81 S 29.80 PBX IPD 19 8 15.62 S 26.57 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830521 715 51.53 31-49.57 116- 1.30 8.00* 8 197 61.1 0.37 2.7 61.9 2.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 7 15 61.43 S 68.81 2.5 CBX IPD 7 15 64.60 S 74.28 SPX IPD1 7 15 69.04 S 80.10 PBX IPU 7 15 62.59 S 70.42 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830521 1210 38.68 31-42.14 115-54.10 8.00* 8 197 75.0 0.33 2.1 43.5 2.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IP+ 12 10 50.93 S 59.75 2.6 CBX IPU 12 10 54.50 S 65.97 SPX IPU 12 10 52.66 S 62.63 PBX IPD 12 10 51.33 S 60.44 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830521 2041 41.11 31-41.84 115-54.60 8.00* 10 136 74.4 0.33 1.1 31.9 3.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 20 41 53.32 S 61.67 3.1 CBX IPD 20 41 57.06 S 68.28 SPX IPU 20 41 54.96 S 65.00 PBX IPD 20 41 53.73 S 62.80 GSC IPD 20 41 62.60 S 78.30 VRZ IPU 20 41 59.23 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830523 1927 24.23 31-58.26 116-24.10 26.53 6 263 26.7 0.19 9.6 10.0 1.90 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 19 27 29.87 S 34.66 1.9 CBX IPD 19 27 32.35 S 38.98 PBX IPU 19 27 31.95 S 37.13 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830523 2059 25.19 31-38.49 115-56.50 8.00* 8 188 73.5 0.30 1.6 30.1 1.9 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPU 20 59 27.03 S 45.55 1.9 CBX IPD 20 59 41.52 S 53.22 SPX IPD 20 59 38.64 S 48.15 PBX IPD 20 59 37.20 S 46.42 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830524 1311 14.28 32- 7.21 115-47.16 8.00* 8 241 85.4 0.33 2.2 65.8 2.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 1 31 28.20 S 38.69 2.5 CBX IPD 1 31 27.68 S 38.17 SPX IPU 1 31 34.13 S 48.77 PBX IPD 1 31 30.33 S 41.57 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830524 6 1 50.16 31-41.99 115-54.23 8.00* 8 197 74.8 0.35 2.4 50.2 2.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 6 1 62.29 S 71.22 2.6 CBX IPU 6 1 66.15 S 77.33 SPX IPU 6 1 64.14 S 74.05 PBX IPD 6 1 62.70 S 71.92 CPR IPD 6 1 67.60 S 81.30 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830524 13 9 47.79 33- 1.85 116-40.36 8.00* 6 357 79.5 0.16 28.4 63.1 2.0 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPU1 13 10 7.89 S 23.10 2.0 CBX IPU 13 10 0.29 S 10.43 PBX IPD 13 10 10.03 S 27.14 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830528 1235 15.32 31-29.64 115-33.16 8.00* 10 142 50.5 0.20 0.8 19.8 2.4 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CPR IPD 12 35 32.27 S 46.17 2.4 ENX IPD 12 35 33.30 S 46.50 ELM IP+ 12 35 25.40 S 32.80