ssued: September 23, 1997 Prepared by: Lalitha Rao No. 40- 97 The following is a list of significant earthquakes during the time period September 29 - October 5, 1997 September 30 at 03:37 UTC (September 29,07:37 pm ADT), ML 3.4, 59 N 7', 137 W 36', depth = 0 km (0 mi): A minor earthquake was located in southeastern Alaska about 64 mi (103 km) WSW of Klukwan 77 mi (125 km) W of Haines 79 mi (127 km) NW of Elfin Cove 81 mi (130 km) ESE of Yakutat October 3 at 22:05 UTC (02:05 pm ADT), mb 5.2, 51 N 45', 175 W 36', depth = 76 km (47 mi): A moderate earthquake was located by NEIC in the Andreanof Islands region of Alaska about 46 mi ( 74 km) E of Adak 67 mi (108 km) WSW of Atka 159 mi (256 km) WSW of Amukta Pass October 4 at 01:38 UTC (October 3,05:38 pm ADT), mb 4.9, 53 N 1', 171 E 25', depth fixed at 33 km (21 mi): A light earthquake was located by NEIC in the Near Islands region of Alaska about 76 mi (122 km) W of Attu 115 mi (185 km) WNW of Shemya Is 195 mi (314 km) WNW of Buldir Is October 5 at 11:01 UTC (03:01 am ADT), ML 4.0, 61 N 44', 152 W 24', depth = 147 km (91 mi): A light earthquake was located in the Cook Inlet region of Alaska about 43 mi ( 69 km) WSW of Skwentna 62 mi (100 km) NW of Tyonek 78 mi (125 km) W of Willow 85 mi (137 km) WSW of Talkeetna _____________________________________________________________________________________________________________________________________________________ DATE TIME LATITUDE LONGITUDE DEPTH PREF. RMS SEH SEZ GAP PHASES MIN Q T REGION, OTHER MAGNITUDES, FELT REPORTS AND COMMENTS YR MO DY HR MN SEC DEG MIN DEG MIN KM MAG SEC. KM KM DEG P S DIS _____________________________________________________________________________________________________________________________________________________ 97 9 29 0 13 4.25 60 58.18N 151 5.17W 52.2 2.4 0.14 4.45 5.79 84 14 6 27 C E KENAI PEN. 97 9 29 0 25 19.54 60 54.11N 150 41.48W 39.9 1.8 0.12 3.25 20.20 69 13 6 35 D E KENAI PEN. 97 9 29 4 1 14.99 60 7.30N 152 53.94W 117.0 2.0 0.19 9.61 10.27 64 15 3 6 D E COOK INLET. 97 9 29 4 10 49.85 61 35.78N 150 42.12W 47.5 1.8 0.18 5.64 11.10 66 11 4 15 D E COOK INLET. 97 9 29 7 8 28.20 60 31.71N 151 22.18W 44.7 1.9 0.18 2.83 9.35 49 16 6 25 C E KENAI PEN. 97 9 29 8 22 43.94 60 3.74N 140 41.40W 7.7 2.0 0.26 3.98 3.46 132 15 4 24 B E YAKUTAT BAY. 97 9 29 9 21 23.97 61 13.91N 152 22.67W 129.3 2.0 0.35 12.62 11.87 57 13 4 4 D E COOK INLET. 97 9 29 11 55 32.45 61 22.69N 150 23.90W 9.8 2.9 0.38 0.87 4.66 45 17 6 21 B E COOK INLET. 97 9 29 11 57 25.44 61 22.71N 150 22.49W 10.0 2.4 0.25 3.06 6.09 68 16 3 22 C E COOK INLET. 97 9 29 15 47 17.40 61 44.06N 150 45.38W 49.6 2.7 0.20 1.33 6.06 80 15 9 47 C E COOK INLET. 97 9 29 16 5 16.04 61 50.23N 149 36.09W 33.9 1.7 0.13 5.22 6.56 78 11 6 25 C E COOK INLET. 97 9 29 16 56 33.14 60 54.51N 147 2.92W 20.9 1.7 0.09 3.74 2.74 61 13 6 4 B E PR WILLIAM SOUND. 97 9 29 19 10 19.64 60 1.96N 153 14.39W 122.5 2.2 0.16 9.22 8.95 84 16 4 7 C E COOK INLET. 97 9 29 20 46 52.27 64 44.31N 149 3.99W 9.0 2.0 0.10 1.49 6.05 113 12 4 18 C E CENTRAL AK. 97 9 29 23 3 19.57 64 59.12N 147 23.16W 0.0 1.1 0.20 3.36 71.53 95 9 5 0 D E CENTRAL AK. 97 9 30 0 37 32.75 54 5.61N 161 15.71W 25.7 3.1 0.35 4.53 99.00 286 13 12 117 D E ALASKA PEN. 97 9 30 1 19 37.09 57 40.80N 156 27.92W 111.4 3.5 0.31 3.00 2.98 151 14 13 67 B E ALASKA PEN. 97 9 30 3 37 54.59 59 6.93N 137 36.20W 0.0 3.4 0.42 12.38 12.64 192 15 6 119 D E SOUTHEASTERN AK. 97 9 30 6 8 13.40 59 39.71N 152 34.17W 79.4 2.3 0.20 1.51 3.52 119 19 13 37 B E COOK INLET. 97 9 30 7 6 58.99 60 1.90N 152 23.43W 75.3 2.0 0.31 1.39 1.52 94 18 13 32 A E COOK INLET. 97 9 30 14 4 3.10 54 13.57N 164 22.37W 75.5 3.0 0.15 17.07 10.58 197 16 15 59 D E UNIMAK IS. 97 9 30 14 50 30.69 61 8.15N 151 22.17W 61.9 1.7 0.24 4.75 4.62 115 15 12 37 B E COOK INLET. 97 9 30 16 4 12.13 60 35.09N 149 8.15W 6.1 1.9 0.28 2.75 1.61 98 16 6 16 B E KENAI PEN. 97 9 30 17 45 17.48 62 0.60N 151 22.32W 71.6 2.3 0.35 1.96 4.10 83 15 8 9 B E CENTRAL AK. 97 9 30 18 32 34.39 61 44.88N 149 27.22W 40.4 1.4 0.23 1.60 2.30 113 15 12 24 A E COOK INLET. 97 9 30 18 45 27.11 59 55.00N 151 22.07W 45.5 2.4 0.27 1.01 2.55 48 18 9 15 B E KENAI PEN. 97 9 30 18 48 14.06 59 36.19N 151 58.76W 63.9 1.5 0.22 1.98 2.92 170 13 9 20 B E KENAI PEN. 97 9 30 21 35 11.36 60 46.31N 149 14.43W 28.2 1.3 0.20 1.22 2.03 53 14 10 16 A E KENAI PEN. 97 9 30 21 43 51.22 59 49.63N 152 36.34W 92.5 1.7 0.29 2.77 3.59 67 15 11 30 B E COOK INLET. 97 9 30 22 15 26.86 62 40.55N 149 5.95W 39.0 1.5 0.21 4.45 4.71 192 9 6 67 B E CENTRAL AK. 97 9 30 22 28 19.20 62 54.34N 150 31.62W 87.4 1.4 0.13 6.76 8.47 155 6 5 57 C E CENTRAL AK. 97 9 30 22 57 40.85 64 59.23N 147 22.84W 0.0 0.9 0.20 2.10 21.59 142 10 4 0 D E CENTRAL AK. 97 10 1 1 54 11.41 60 42.64N 147 23.30W 16.5 1.8 0.28 2.79 4.41 74 14 8 25 B E PR WILLIAM SOUND. 97 10 1 3 21 49.65 62 23.23N 149 22.96W 51.9 1.5 0.17 4.78 8.90 81 14 3 46 C E CENTRAL AK. 97 10 1 5 56 50.33 60 47.98N 151 4.86W 49.1 1.7 0.08 4.36 3.89 85 12 4 11 B E KENAI PEN. 97 10 1 6 43 42.05 61 33.82N 151 10.47W 69.2 1.8 0.28 5.28 9.35 69 13 3 26 C E COOK INLET. 97 10 1 6 46 17.99 61 44.15N 151 50.77W 97.5 1.8 0.13 5.54 8.53 69 13 5 26 C E COOK INLET. 97 10 1 7 52 36.84 61 5.21N 150 41.74W 10.5 2.4 0.24 2.66 6.35 78 12 6 29 C E COOK INLET. 97 10 1 7 55 43.50 64 39.34N 146 48.57W 15.4 1.8 0.20 3.19 2.66 97 15 7 13 B E CENTRAL AK. 97 10 1 7 56 5.58 64 39.89N 146 57.92W 4.5 1.5 0.27 4.12 18.64 116 11 6 12 D E CENTRAL AK. 97 10 1 8 0 49.83 61 24.31N 146 51.52W 19.6 1.6 0.14 1.34 2.36 73 14 10 41 A E PR WILLIAM SOUND. 97 10 1 9 25 26.69 61 31.45N 150 53.17W 61.8 1.4 0.12 7.09 11.66 92 9 5 10 D E COOK INLET. 97 10 1 10 17 18.20 62 25.59N 152 4.24W 103.0 1.9 0.15 6.85 13.75 62 14 4 57 D E CENTRAL AK. 97 10 1 15 55 23.66 63 21.07N 145 15.13W 6.7 2.2 0.16 2.88 5.29 93 13 5 26 C E E CENTRAL AK. 97 10 1 16 46 56.28 62 13.40N 148 15.06W 31.1 1.2 0.20 5.43 10.34 71 14 7 46 D E CENTRAL AK. 97 10 1 18 39 0.11 60 42.04N 147 23.69W 15.0 1.7 0.20 1.60 8.47 75 13 10 26 C E PR WILLIAM SOUND. 97 10 1 18 52 46.68 61 22.00N 146 43.40W 32.8 1.7 0.14 1.10 2.53 66 16 7 33 B E PR WILLIAM SOUND. 97 10 1 19 34 7.96 60 16.23N 144 17.51W 18.3 2.8 0.10 0.89 0.97 90 15 7 8 A E CAPE YAKATAGA. 97 10 2 2 36 42.64 60 4.52N 153 18.01W 137.0 1.7 0.13 7.05 7.34 170 18 4 9 C E COOK INLET. 97 10 2 4 36 33.77 54 32.30N 163 30.75W 8.0 3.1 0.18 2.74 1.57 245 16 6 19 B E UNIMAK IS. _____________________________________________________________________________________________________________________________________________________ DATE TIME LATITUDE LONGITUDE DEPTH PREF. RMS SEH SEZ GAP PHASES MIN Q T REGION, OTHER MAGNITUDES, FELT REPORTS AND COMMENTS YR MO DY HR MN SEC DEG MIN DEG MIN KM MAG SEC. KM KM DEG P S DIS _____________________________________________________________________________________________________________________________________________________ 97 10 2 7 48 43.11 59 0.99N 154 7.47W 106.6 2.6 0.23 1.63 2.19 80 30 20 22 A E COOK INLET. 97 10 2 8 26 9.54 59 31.88N 154 26.86W 143.1 2.6 0.24 5.82 4.13 135 19 10 32 C E COOK INLET. 97 10 2 9 0 26.23 60 3.63N 152 52.76W 112.5 2.3 0.26 2.48 2.57 78 24 18 5 B E COOK INLET. 97 10 2 9 38 17.89 61 27.61N 146 23.80W 29.7 1.6 0.25 2.22 6.24 72 15 8 26 C E PR WILLIAM SOUND. 97 10 2 9 42 58.17 64 48.30N 152 29.35W 6.7 1.1 0.49 5.25 7.25 186 5 4 87 C E CENTRAL AK. 97 10 2 9 54 39.80 64 22.27N 148 13.91W 23.8 2.4 0.47 0.79 0.69 57 18 13 13 A E CENTRAL AK. 97 10 2 10 54 40.19 63 8.57N 151 16.97W 9.8 2.1 0.25 2.04 2.16 171 19 12 49 A E CENTRAL AK. 97 10 2 12 2 10.54 64 51.63N 147 17.47W 10.5 1.4 0.11 1.39 3.46 69 13 6 15 B E CENTRAL AK. 97 10 2 12 47 5.50 60 55.58N 147 5.98W 22.5 1.0 0.25 1.70 1.26 51 18 7 5 A E PR WILLIAM SOUND. 97 10 2 15 8 39.10 65 14.80N 149 30.03W 15.3 2.1 0.33 2.13 1.38 163 14 7 63 A E N CENTRAL AK. 97 10 2 15 25 7.26 60 4.21N 147 54.83W 12.8 1.5 0.20 2.85 1.81 138 16 10 5 B E PR WILLIAM SOUND. 97 10 2 15 51 13.90 61 34.74N 146 37.10W 14.1 0.8 0.20 1.69 4.93 147 11 4 38 B E PR WILLIAM SOUND. 97 10 2 16 35 24.67 58 0.06N 149 2.71W 10.0G 2.6 0.27 11.41 17.80 241 21 7 208 D E GULF OF ALASKA. 97 10 2 20 41 7.01 60 54.06N 147 33.79W 18.8 1.6 0.29 0.83 1.43 56 17 9 26 A E PR WILLIAM SOUND. 97 10 2 23 2 26.61 62 11.40N 148 8.37W 36.7 1.4 0.25 1.84 3.64 98 15 11 44 B E CENTRAL AK. 97 10 2 23 9 56.58 63 15.87N 151 8.10W 7.1 1.9 0.24 1.71 3.32 169 16 11 34 B E CENTRAL AK. 97 10 3 6 29 3.53 63 32.98N 147 41.45W 12.7 1.9 0.45 2.58 4.13 52 16 11 55 B E CENTRAL AK. 97 10 3 6 47 45.66 61 47.99N 150 10.63W 4.0 1.6 0.22 2.76 6.03 106 22 6 23 C E COOK INLET. 97 10 3 6 49 35.87 59 36.00N 138 54.90W 3.1 1.5 0.17 11.37 5.01 182 9 3 28 D E SOUTHEASTERN AK. 97 10 3 7 22 44.72 62 55.08N 150 31.32W 89.3 2.4 0.13 4.85 10.00 72 15 7 45 C E CENTRAL AK. 97 10 3 8 34 0.07 61 21.23N 151 0.15W 67.3 2.9 0.13 3.51 7.54 48 14 6 47 C E COOK INLET. 97 10 3 8 57 3.93 59 54.69N 152 15.56W 88.7 2.0 0.14 5.93 10.95 55 11 5 43 D E COOK INLET. 97 10 3 12 24 5.77 60 56.93N 146 47.58W 8.3 1.4 0.18 1.09 1.26 67 14 4 16 A E PR WILLIAM SOUND. 97 10 3 12 58 51.99 60 2.19N 153 4.11W 0.0 -0.6 0.03 1.21 9.51 112 6 6 3 C a COOK INLET. 97 10 3 14 8 59.59 60 58.25N 147 1.00W 23.8 0.7 0.19 1.09 1.60 63 18 7 11 A PR WILLIAM SOUND. 97 10 3 14 36 44.12 64 43.48N 149 1.22W 9.4 2.1 0.16 2.61 3.70 121 14 9 17 B E CENTRAL AK. 97 10 3 19 12 28.50 59 3.24N 151 5.84W 29.6 2.5 0.12 6.60 13.99 131 12 4 53 D E KENAI PEN. 97 10 3 19 36 18.26 59 59.94N 151 33.77W 64.1 2.1 0.16 4.48 9.33 62 11 5 16 C E KENAI PEN. 97 10 3 21 59 33.00 60 58.85N 146 57.68W 26.3 0.4 0.09 6.11 6.40 102 9 5 13 C E PR WILLIAM SOUND. 97 10 3 22 5 41.15 51 45.42N 175 35.94W 75.8 5.2mb R ANDREANOF ISLS. 97 10 4 1 38 10.55 53 0.66N 171 25.44E 33.0N 4.9mb R NEAR ISLS. 97 10 4 2 32 37.67 60 34.35N 143 55.59W 9.1 1.2 0.19 1.74 3.59 89 12 8 32 B E CAPE YAKATAGA. 97 10 4 6 24 1.64 65 4.47N 148 39.54W 19.4 2.0 0.15 2.39 0.87 134 14 6 24 A E N CENTRAL AK. 97 10 4 8 6 7.55 60 29.75N 152 8.02W 83.9 2.2 0.32 1.85 2.36 56 19 12 17 A E COOK INLET. 97 10 4 11 54 24.39 61 55.80N 147 28.59W 36.2 1.4 0.26 1.56 2.02 96 14 9 13 A E PR WILLIAM SOUND. 97 10 4 14 16 13.04 60 54.23N 150 21.93W 47.4 1.7 0.22 1.04 5.34 88 16 12 58 C E KENAI PEN. 97 10 4 16 15 13.96 60 0.53N 152 20.60W 76.9 1.9 0.32 0.76 1.84 89 18 13 35 A E COOK INLET. 97 10 4 17 17 47.87 63 23.43N 151 17.77W 12.5 2.2 0.25 2.50 1.60 108 18 7 26 A E CENTRAL AK. 97 10 4 19 24 56.69 58 14.84N 155 22.17W 0.0 0.1 0.06 8.18 98.70 262 3 2 5 D a ALASKA PEN. 97 10 4 19 21 35.69 60 1.64N 153 5.11W 0.0 0.5 0.04 0.81 1.21 149 5 5 2 A a COOK INLET. 97 10 4 19 49 25.37 59 34.51N 151 16.83W 5.1 2.2 0.37 0.90 0.99 96 18 11 6 A E KENAI PEN. 97 10 4 20 11 0.93 60 29.40N 147 20.65W 12.6 1.8 0.20 0.67 1.59 107 16 13 46 A E PR WILLIAM SOUND. 97 10 5 4 57 17.78 64 59.22N 144 18.50W 0.0 2.0 0.48 2.53 2.64 162 14 6 82 B E E CENTRAL AK. 97 10 5 5 41 47.05 60 15.53N 140 43.39W 5.8 1.7 0.32 2.22 3.72 129 13 5 31 B E YAKUTAT BAY. 97 10 5 6 17 39.63 60 43.24N 149 29.86W 29.5 1.8 0.17 2.32 3.83 51 16 4 27 B E KENAI PEN. 97 10 5 8 23 22.54 59 26.66N 152 1.94W 70.6 2.3 0.27 2.24 3.60 106 22 10 20 B E COOK INLET. 97 10 5 8 43 40.93 63 8.58N 150 28.61W 115.6 2.5 0.06 2.44 5.70 133 15 4 36 C E CENTRAL AK. 97 10 5 11 1 56.37 61 43.55N 152 23.83W 146.9 4.0 0.18 1.78 3.50 58 16 8 38 B E COOK INLET. 97 10 5 12 46 2.01 63 5.70N 150 31.67W 115.2 2.3 0.12 3.71 4.89 138 15 7 41 B E CENTRAL AK. 97 10 5 15 2 56.08 60 16.13N 152 29.28W 99.7 2.8 0.21 1.97 2.82 76 24 12 23 B E COOK INLET. _____________________________________________________________________________________________________________________________________________________ DATE TIME LATITUDE LONGITUDE DEPTH PREF. RMS SEH SEZ GAP PHASES MIN Q T REGION, OTHER MAGNITUDES, FELT REPORTS AND COMMENTS YR MO DY HR MN SEC DEG MIN DEG MIN KM MAG SEC. KM KM DEG P S DIS _____________________________________________________________________________________________________________________________________________________ 97 10 5 19 34 43.62 63 9.88N 150 32.13W 115.9 2.4 0.09 13.31 9.31 153 17 5 50 D E CENTRAL AK. 97 10 5 21 26 2.94 61 48.85N 148 27.52W 10.0 1.8 0.27 1.34 1.49 76 14 8 7 A E PR WILLIAM SOUND. 97 10 5 22 41 58.55 58 28.96N 156 4.25W 163.1 2.8 0.11 19.46 9.81 145 19 6 27 D E ALASKA PEN.