EPICENTRAL LOCATIONS AND ARRIVAL TIMES APRIL 1983 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830402 14 8 55.25 31-53.46 116- 4.91 8.00* 8 197 55.1 0.48 5.21 2.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 14 9 4.45 S 11.45 2.6 SPX IPU 14 9 13.09 S 26.69 CBX IPU 14 9 6.70 S 15.70 PBX IPD 14 9 5.70 S 11.85 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830404 1545 34.58 32- 1.97 116-16.15 8.00* 6 283 40.9 0.08 2.3 2.0 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 15 45 41.13 S 46.43 2.0 CBX IPD 15 45 42.63 S 48.91 PBX IPU 15 45 43.32 S 50.06 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830417 1723 7.71 31-54.86 115-47.89 4.07 6 319 82.0 0.09 1.2 1.8 2.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD PBX IPU 17 23 21.95 S 33.05 2.2 CBX IPU 17 23 22.55 S 34.15 ENX IPD 17 23 20.60 S 30.70 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830411 16 4 50.20 31-33.64 115-48.32 6.02 6 327 88.9 0.11 2.1 2.4 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD PBX IPD 16 5 4.15 S 15.35 2.4 ENX IPD 16 5 4.15 S 14.85 CBX IPU 16 5 8.60 S 22.80 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830414 1240 36.27 31-43.09 115-56.98 8.00* 6 318 70.2 0.14 13.9 2.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPD 12 40 47.33 S 56.09 2.2 CBX IP+ 12 40 51.53 S 62.80 PBX IPU 12 40 47.74 S 57.06 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830415 445 22.74 32- 9.89 116-40.99 14.02 6 182 16.6 0.16 11.0 4.7 1.7 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX IPU 4 45 26.60 S 29.20 1.7 ENX IP+ 4 45 27.91 S 32.61 PBX IPD 4 45 30.59 S 36.49 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830415 1633 21.44 32-37.74 115-19.41 8.00* 6 339130.7 0.32 8.9 2.7 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX IP+ 16 33 42.43 S 57.63 2.7 ENX IP+ 16 33 44.70 S 63.20 PBX IPU 16 33 46.40 S 66.90 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830415 19 5 40.54 32-37.93 115-20.43 8.00* 6 339 29.2 0.14 3.0 2.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CBX IPD 19 6 1.00 S 16.50 2.5 ENX IPD 19 6 3.68 S 22.03 PBX IPD 19 6 5.68 S 25.48 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 830429 1519 27.69 31-49.87 116- 9.21 8.00* 6 302 48.7 0.06 2.9 1.9 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENX IPU 15 19 35.58 S 41.58 1.9 PBX IPU 15 19 36.50 S 43.50 CBX IPD 15 19 39.26 S 48.36