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Lutzky Associates Development. LP - Geotechnical Investigation <br />MACTEC Project 4953-03-2631 <br />September 18.2003 <br />Table 3 <br />List Of Historic Earthquakes Of Magnitude 4.0 Or <br />Greater Within 100 Km Of The Site <br />(CAL TECH DATA 1932-2002) <br />DATE TIME LATITUDE LONGITUDE Q DIST DEPTH MAGNITUDE <br />02-09-1971 14:10:21 34.36 N 118.31 W B 84 5.0 4.7 <br />02-09-1971 14:10:28 34.41 N 118.40 W D 93 8.0 5.3 <br />-1971 14:16:12 34.34 N 118.33 W C 83 11.1 4.1 <br />-1971 14:19:50 34.36 N 118.41 W B 89 11.8 4.0 <br />-1971 14:39:17 34.39 N 118.36 W C 89 -1.6 4.0 <br />-1971 14:40:17 34.43 N 118.40 W C 95 -2.0 4.1 <br />-1971 14:43:46 34.31 N 118.45 W B 87 6.2 5.2 <br />-1971 15:58:20 34.33 N 118.33 W B 83 14.2 4.8 <br />02-09-1971 16:19:26 34.46 N 118.43 W B 99 -1.0 4.2 <br />02-10-1971 03:12:12 34.37 N 118.30 W B 85 .8 4.0 <br />02-10-1971 05:06:36 34.41 N 118.33 W A 90 4.7 4.3 <br />02-10-1971 05:18:07 34.43 N 118.41 W A 95 5.8 4.5 <br />02-10-1971 11:31:34 34.38 N 118.46 W A 94 6.0 4.2 <br />02-10-1971 13:49:53 34.40 N 118.42 W A 93 9.7 4.3 <br />02-10-1971 14:35:26 34.36 N 118.49 W A 93 4.4 4.2 <br />02-10-1971 17:38:55 34.40 N 118.37 W A 90 6.2 4.2 <br />02-10-1971 18:54:41 34.45 N 118.44 W A 98 8.1 4.2 <br />02-21-1971 05:50:52 34.40 N 118.44 W A 94 6.9 4.7 <br />02-21-1971 07:15:11 34.39 N 118.43 W A 93 7.2 4.5 <br />03-07-1971 01:33:40 34.35 N 118.46 W A 91 3.3 4.5 <br />03-25-1971 22:54:09 34.36 N 118.47 W A 92 4.6 4.2 <br />03-30-1971 08:54:43 34.30 N 118.46 W A 86 2.6 4.1 <br />03-31-1971 14:52:22 34.29 N 118.51 W A 89 2.1 4.6 <br />04-01-1971 15:03:03 34.43 N 118.41 W A 95 8.0 4.1 <br />04-02-1971 05:40:25 34.28 N 118.53 W A 89 3.0 4.0 <br />04-15-1971 11:14:32 34.26 N 118.58 W 'B 91 4.2 4.2 <br />04-25-1971 14:48:06 34.37 N 118.31 W B 85 -2.0 4.0 <br />06-21-1971 16:01:08 34.27 N 118.53 W B 89 4.1 4.0 <br />06-22-1971 10:41:19 33.75 N 117.48 W B 36 8.0 4.2 <br />03-09-1974 00:54:31 34.40 N 118.47 W C 96 24.4 4.7 <br />08-14-1974 14:45:55 34.43 N 118.37 W A 94 8.2 4.2 <br />01-01-1976 17:20:12 33.97 N 117.89 W A 29 6.2 4.2 <br />08-12-1977 02:19:26 34.38 N 118.46 W B 93 9.5 4.5 <br />09-24-1977 21:28:24 34.46 N 118.41 W C 99 5.0 4.2 <br />04-01-1978 10:52:27 34.20 N 116.96 W A 100 8.0 4.0 <br />02-09 <br />02-09 <br />02-09 <br />02-09 <br />02-09 <br />02-09 <br />NOTE: <br />A = +- <br />Q IS A FACTOR RELATING THE QUALITY OF EPICENTRAL DETERMINATION <br />1 km horizontal distance; +- 2 km depth <br />2 km horizontal distance; +- 5 km depth <br />5 km horizontal distance; no depth restriction <br />5 km horizontal distance <br />B = +- <br />C <br />Event qualities are highly suspect prior to 1990.Many of these event <br />qualities are based on incomplete information according to Caltech.