EPICENTRAL LOCATIONS AND ARRIVAL TIMES AUGUST 1981 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810804 1915 56.17 32- 3.38 116-16.16 11.60 18 95 42.0 0.92 3.3 5.4 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENS IPU 19 16 3.40 S 7.40 SPM IP+ 19 16 17.63 S 32.83 CRB IPU 19 16 4.60 S 11.10 CCS IPD 19 16 5.15 S 10.75 BAR P 19 16 9.70 S 18.80 IKP P 19 16 8.10 S 16.20 PLM P 19 16 21.00 S 39.00 GLA P 2 19 16 23.40 S 2 42.00 SYS P 19 16 10.00 S 19.90 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810805 542 31.18 31-47.26 116-32.71 8.00* 9 180 14.3 0.50 23.9 14.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENS IPD 5 42 34.20 CRB IP+ 5 42 41.90 S 49.60 SPM IPN 5 42 53.49 S 68.56 CCS IPU 5 42 34.11 S 36.07 PLM P 4 5 42 0.00 S 81.10 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810806 218 14.16 33-21.19 116-47.13 8.00* 14 190 7.1 0.74 7.2 5.3 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CRB IP+ 2 18 32.86 S 48.50 ENS IPU 2 18 40.20 BAR P 2 18 26.70 S 37.40 IKP P 2 18 30.90 S 2 43.50 PLM P 2 18 15.30 S 18.50 GLA P 2 2 18 45.20 CPE P 4 2 18 0.00 S 2 23.90 SYS P 2 18 28.20 S 40.10 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810809 443 14.43 32-50.93 115-39.99 14.04 16 137 47.0 0.51 2.7 3.0 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD SPM IP 9 4 43 0.00 S 23.00 ENS IP+ 4 43 36.65 S 2 53.33 CRB IP 4 43 32.26 S 45.04 CCS EP+ 4 43 36.90 S 53.55 IKP P 4 43 22.50 PLM P 4 43 33.80 S 2 49.80 GLA P 4 43 28.30 S 38.30 CPE P 4 43 35.80 S 50.80 SYS P 4 43 33.20 S 2 45.80 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810812 1559 53.33 32-33.06 116-18.45 2.26 7 2.3 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CRB IP- 15 59 1.30 S 6.60 ENS IP- 15 59 6.50 S 16.00 BAR P 2 15 59 66.20 IKP P 15 59 57.70 SYS P 15 59 64.00 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810813 5 9 39.75 33-21.64 116-46.18 5.77 12 237 8.6 0.66 6.8 5.9 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENS EP+ 5 9 66.60 CRB IP 5 9 59.60 S 74.50 BAR P 4 5 9 0.00 S 2 63.10 IKP P 5 9 57.10 PLM P 5 9 41.30 S 43.60 CPE P 5 9 49.30 S 59.60 SYS P 5 9 54.40 S 65.50 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810817 10 5 3.96 33-27.46 116-20.24 8.00* 6 297 50.1 0.24 8.2 8.9 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CRB IP 9 10 5 0.00 S 16.20 PLM P 10 5 12.80 S 2 20.20 CPE P 2 10 5 20.30 S 2 32.10 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810821 917 19.14 31-47.05 115- 0.70 5.90 8 2.5 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENS IP- 9 17 42.65 S 2 61.92 CRB IP- 9 17 45.39 S 64.73 CCS IP- 9 17 42.99 S 60.99 IKP P 9 17 41.70 S 58.30 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810821 1318 12.72 32-56.17 115-48.94 14.31 5 285 42.0 0.73 19.4 7.2 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CRB IP 2 13 18 30.50 S 43.00 PLM P 13 18 29.50 S 3 45.30 SYS P 2 13 18 32.10 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810823 344 20.75 33-16.39 116-22.44 8.00* 14 239 46.3 0.74 7.0 9.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENS IP 2 3 44 46.40 S 1 65.40 CRB IPD 3 44 39.60 S 53.50 BAR P 3 44 34.20 S 42.50 IKP P 3 44 31.60 S 42.80 PLM P 3 44 28.70 S 35.70 CPE P 3 44 34.20 S 44.20 SYS P 3 44 36.70 S 47.60 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810823 643 31.16 33-11.57 116-10.89 2.10 10 272 65.8 0.69 5.2 4.8 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENS IP 2 6 43 57.40 S 2 75.40 CRB IP+ 6 43 49.00 S 64.00 PLM P 6 43 42.20 S 2 53.20 CPE P 6 43 46.90 S 59.00 SYS P 2 6 43 0.00 S 60.10 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810824 750 39.77 31-50.23 116-16.15 15.46 9 161 37.5 0.21 1.8 1.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CCS IPD 7 50 46.65 S 52.15 ENS IP 7 50 46.60 S 51.50 SPM IP+ 7 50 58.42 CRB IP 7 50 51.17 S 59.45 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810826 641 41.62 33-15.74 116- 1.10 15.80 15 185 68.6 0.84 3.7 3.4 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENS IP+ 6 41 67.60 S 88.50 CRB IP-l 6 41 61.40 S 2 75.40 BAR P 4 6 41 0.00 S 67.80 IKP P 6 41 52.20 S 62.70 PLM P 6 41 54.70 S 2 66.20 GLA P 6 41 60.70 S 72.40 CPE P 6 41 58.40 S 71.60 SYS P 6 41 60.10 S 72.90 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810828 142 0.89 33-26.93 115-40.16 8.00 8 215 90.0 0.55 9.9 22.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENS IP- 1 42 31.20 CRB P 1 42 24.20 BAR P 1 42 20.60 IKP P 1 42 17.30 PLM P 1 42 19.40 GLA P 1 42 16.00 CPE P 1 42 24.20 SYS P 1 42 24.80 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810828 732 25.67 33-16.33 116- 0.10 11.10 10 186 69.8 1.04 7.0 5.9 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CRB IPD 7 32 46.20 S 60.20 ENS IP-2 7 32 54.24 S 72.32 BAR P 4 7 32 0.00 S 51.20 IKP P 7 32 37.80 S 2 47.20 PLM P 7 32 39.90 GLA P 7 32 42.70 SYS P 4 7 32 0.00 S 57.80 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810828 736 18.15 33-11.81 116- 5.85 12.57 7 257 60.8 0.26 2.9 2.0 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CRB IP 7 36 36.70 S 50.30 BAR P 4 7 36 0.00 S 41.50 IKP P 7 36 28.20 S 2 37.20 PLM P 7 36 30.70 SYS P 4 7 36 0.00 S 48.00 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810829 941 29.56 33-12.52 116- 6.76 12.75 7 257 62.1 0.22 2.5 1.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CRB IP- 9 41 47.94 S 62.02 BAR P 4 9 41 0.00 S 53.00 IKP P 2 9 41 38.70 S 48.50 PLM P 9 41 41.80 SYS P 4 9 41 0.00 S 59.20 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810829 2157 6.65 33-12.90 116-46.57 3.81 14 276 47.9 0.33 2.0 1.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENS IP+ 21 57 30.61 S 48.34 CRB IPU 2l 57 23.50 S 37.30 CCS IPD 21 57 31.15 S 51.15 BAR P 21 57 17.20 S 25.60 IKP P 21 57 22.20 S 33.50 CPE P 21 57 14.40 S 21.30 SYS P 21 57 19.10 S 29.00 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810830 1317 24.94 32-32.76 116-17.13 16.76 14 150 20.2 0.64 2.4 3.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENS IP- 13 17 38.46 S 48.65 CRB IPU 13 17 33.27 S 39.76 CCS IPD 13 17 39.09 S 49.15 BAR P 4 13 17 0.00 S 32.90 IKP P 4 13 17 0.00 S 32.80 PLM P 13 17 42.20 S 54.60 CPE P 13 17 39.20 S 49.30 SYS P 13 17 35.90 S 43.10 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810830 1357 41.95 31-35.07 115-01.00 5.96 11 2.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD ENS IPD 13 58 6.50 S 24.88 CRB IPD 13 58 9.30 S 29.30 SPM IP- 13 58 52.30 S 61.10 CCS IP- 13 58 6.95 S 24.40 IKP P 4 13 58 0.00 S 2 24.70 PLM P 4 13 58 0.00 S 54.10 SYS P 4 13 58 0.00 S 43.10 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810831 850 24.75 31-29.55 114-58.10 5.96 15 3.6 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD SPM IPU 8 50 21.90 S 30.40 ENS EPU 8 50 36.00 CRB IPU 8 50 39.40 CCS EPU 8 50 35.98 PLM P 2 8 50 69.10 BAR P 8 50 55.50 S 81.00 IKP P 8 50 52.00 S 69.50 GLA P 8 50 42.80 CPE P 8 50 62.10 S 92.50 SYS P 8 50 60.20 S 81.40 DATE ORIGIN LAT N LONG W DEPTH NO GAP DMIN RMS ERH ERZ MAG 810831 14 9 22.00 31-24.07 115-38.34 8.00* 8 142 42.8 0.52 5.7 8.1 STATION PHASE TIME OF P PHASE TIME OF S MLR MLD CRB IPU 14 9 45.00 S 60.50 ENS IPU 14 9 40.60 SPM IP 14 9 30.34 S 36.14 PLM P 4 14 9 0.00 S 87.10 GLA P 4 14 9 0.00 S 74.00 SYS P 4 14 9 0.00 S 69.60