Historical Seismograms - Evidence from the AD 2000 Izu Islands ...

YM D h m1918 2 9 20 461918 2 13 6 71918 4 2 3 331918 4 10 2 31918 5 25 22 301918 5 31 8 471918 6 26 13 461918 7 25 20 501918 9 7 17 161918 9 13 9 81918 9 22 13 501918 11 8 4 381918 11 10 17 591918 11 11 7 41918 12 13 21 331918 12 31 5 311919 3 10 21 211919 3 26 13 371919 3 28 22 401919 5 3 0 521919 6 1 6 511919 6 6 13 241919 7 16 4 101919 7 21 23 511919 8 3 18 81919 8 7 16 321919 9 12 14 541919 10 11 13 171919 10 31 23 341919 12 20 0 281919 12 20 19 331919 12 20 20 371920 113 18 301920 117 18 421920 2 7 15 61920 2 22 17 351920 4 11 23 51920 4 15 12 131920 5 6 9 401920 5 12 21 531920 6 5 4 211920 7 3 14 191920 7 20 12 181920 9 16 15 81920 9 20 20 271920 10 18 8 111920 11 8 17381920 12 2 23 391920 12 19 20 111920 12 27 9 211921 1 2 7 61921 1 9 18 56Catalog of Large and Damaging Earthquakes in Japan 157Lat Long Dep M DO N O E km42.0 131.5 500 6.7 024.0 117.0 a 7.5 032.0 132.4 a 6.3 043.5 130.5 600 7.5 044.2 141.6 a 5.8 143.2 147.8 a 6.3 035.4 139.1 8 6.3 136.2 142.3 s 6.7 045.5 152.0 s 8.0 237.5 141.4 a 6.1 045.0 150.0 a 6.7 044.5 150.5 s 7.7 036.5 137.9 a 6.1 336.5 137.9 s 6.5 x40.5 144.5 s 6.2 034.5 137.5 250 6.0 026.0 128.0 s 6.2 030.5 139.0 350 6.2 036.9 138.4 s 5.4 140.9 145.0 s 7.4 026.0 125.0 200 6.8 033.5 134.7 s 6.0 043.0 147.0 s 6.3 041.5 142.5 s 6.1 036.0 142.5 s 6.7 040.0 144.0 s 6.2 039.7 144.7 a 6.1 041.1 142.9 a 6.3 034.8 132.9 s 5.8 137.9 142.3 s 6.3 022.5 122.5 a 7.1 022.5 122.5 s 7.3 040.1 139.0 a 6.0 040.1 139.0 s 6.2 040.6 143.0 s 6.7 047.5 146.0 350 7.5 047.5 153.0 100 6.9 033.3 138.2 300 6.4 043.0 131.5 500 6.5 034.9 139.3 100 6.4 024.0 121.7 a 7.8 036.2 139.2 100 6.0 034.0 141.0 a 6.2 041.6 142.1 s 6.5 041.0 143.0 s 6.1 044.5 148.5 s 7.1 036.1 142.0 a 6.3 036.4 141.8 s 6.0 037.3 141.0 8 6.8 035.2 139.0 s 5.7 144.5 149.5 s 6.8 036.1 142.0 s 6.1 0Table 1. (Contznued )Y M D h m Lat Long Dep M DON 'E km1921 3 3 3 2 37.7 141.5 a 6.9 01921 3 4 12 51 29.5 139.0 450 6.4 01921 3 15 4 32 32.5 139.0 250 6.0 01921 4 2 9 36 23.0 123.0 a 7.2 01921 4 18 17 58 32.6 132.1 s 5.5 11921 6 22 11 23 42.3 143.8 a 6.3 01921 7 4 14 18 26.0 141.5 200 7.0 01921 8 9 10 38 42.2 145.1 a 6.1 01921 8 22 4 5 35.7 142.5 s 6.3 01921 9 26 21 16 30.5 140.0 200 6.3 01921 9 27 16 20 40.5 139.0 s 6.5 01921 10 12 7 52 45.3 148.6 100 6.6 01921 12 8 12 31 36.0 140.2 a 7.0 11922 1 22 22 5 37.5 141.5 s 6.5 11922 2 26 8 56 43.0 147.0 a 6.0 01922 3 16 18 31 36.4 141.7 s 6.2 01922 4 26 1 11 35.2 139.8 8 6.8 31922 4 27 9 15 36.5 142.0 s 6.0 01922 5 9 3 28 36.0 140.0 s 6.1 11922 5 15 20 21 40.3 144.2 s 6.5 01922 6 3 4 56 36.5 141.4 s 6.1 01922 6 18 12 17 34.0 137.3 s 6.1 01922 7 5 20 20 38.3 142.0 a 6.5 01922 7 11 14 13 22.0 143.0 s 6.6 01922 9 1 19 16 24.5 122.2 8 7.6 01922 9 14 19 31 24.5 122.2 s 7.3 01922 10 14 23 45 24.5 122.0 8 6.9 01922 10 24 21 21 46.5 154.0 100 7.7 01922 12 7 16 50 32.7 130.1 s 6.9 41922 12 8 2 2 32.7 130.1 8 6.5 31922 12 8 22 33 40.2 143.2 s 6.8 01922 12 31 7 19 45.0 151.0 s 7.2 01923 1 14 5 51 36.1 139.9 s 6.1 21923 3 21 8 28 46.0 151.0 8 6.0 01923 4 23 3 16 27.0 126.0 s 7.2 01923 5 26 3 12 36.0 141.8 s 6.4 01923 5 31 5 55 36.5 142.0 s 6.2 01923 6 117 24 35.9 142.0 s 7.3 01923 6 1 20 14 36.0 142.0 8 7.1 01923 6 6 17 36 36.5 142.5 s 6.2 01923 6 29 10 47 28.0 141.0 400 6.4 01923 7 2 2 31 23.5 122.5 s 6.7 01923 7 13 11 13 30.6 131.2 8 7.1 21923 7 13 23 55 30.6 131.2 a 6.6 01923 7 20 16 50 32.5 138.0 300 6.2 01923 8 12 10 6 26.0 128.0 s 6.8 01923 9 1 2 58 35.1 139.5 s 7.9 71923 9 1 3 1 35.0 139.5 s 6.5 01923 9 1 3 7 35.0 139.5 8 6.0 01923 9 1 3 14 35.0 139.5 s 6.0 01923 9 1 3 17 35.0 139.5 s 6.4 x1 1923 9 1 3 23 35.4 139.4 s 6.6 x(continued )