Issued: December 9, 1997 Prepared by:Lalitha Rao No. 49- 97 The following is a list of significant earthquakes during the time period December 1 - 7, 1997 December 1 at 13:07 UTC (04:07 am AST), mb 4.3, 51 N 5', 178 W 25', depth fixed at 33 km (21 mi): A light earthquake was located by NEIC in the Andreanof Islands region of Alaska about 94 mi (151 km) SW of Adak 116 mi (187 km) ESE of Amchitka 197 mi (318 km) WSW of Atka 258 mi (416 km) ESE of Buldir Is 290 mi (466 km) WSW of Amukta Pass December 4 at 08:32 UTC (Dec.3, 11:32 pm AST), mb 4.6, 50 N 51', 178 W 56', depth fixed at 33 km (21 mi): A light earthquake was located by NEIC in the Andreanof Islands region of Alaska about 102 mi (164 km) ESE of Amchitka 122 mi (196 km) SW of Adak 225 mi (361 km) WSW of Atka 245 mi (394 km) ESE of Buldir Is 316 mi (509 km) WSW of Amukta Pass December 5 at 14:57 UTC (05:57 am AST), ML 5.1, 60 N 54', 149 W 11', depth = 36 km (23 mi): A moderate earthquake , felt in Anchorage, Palmer, Wasilla, and vicinity, was located in the Kenai Peninsula region of Alaska about 3 mi ( 5 km) SSW of Girdwood 15 mi ( 24 km) E of Hope 19 mi ( 31 km) WNW of Whittier 29 mi ( 47 km) NNE of Moose Pass 30 mi ( 48 km) SE of Fort Richardson December 5 at 23:36 UTC (02:36 pm AST), mb 4.8, 51 N 59', 175 E 18', depth fixed at 33 km (21 mi): A light earthquake was located by NEIC in the Rat Islands region of Alaska about 37 mi ( 59 km) SW of Buldir Is 71 mi (114 km) SE of Shemya Is 109 mi (176 km) SE of Attu 162 mi (261 km) WNW of Amchitka 344 mi (554 km) W of Adak December 6 at 21:04 UTC (12:04 pm AST), ML 4.1, 60 N 7', 152 W 52', depth = 110 km (68 mi): A light earthquake was located in the Cook Inlet region of Alaska about 42 mi ( 68 km) W of Ninilchik 44 mi ( 70 km) NW of Anchor Point 49 mi ( 79 km) ENE of Pedro Bay 50 mi ( 80 km) E of Port Alsworth 52 mi ( 83 km) W of Clam Gulch December 7 at 02:13 UTC ( Dec. 6, 05:13 pm AST), ML 4.0, 57 N 50', 153 W 15', depth = 47 km (30 mi): A light earthquake was located in the Kodiak Island region of Alaska about 14 mi ( 22 km) W of Port Lions 28 mi ( 45 km) WSW of Ouzinkie 31 mi ( 50 km) W of Kodiak 34 mi ( 55 km) NE of Larsen Bay 44 mi ( 71 km) N of Old Harbor _____________________________________________________________________________________________________________________________________________________ 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 12 1 1 12 22.41 60 6.05N 147 38.68W 20.1 2.3 0.22 0.87 1.10 171 15 13 13 A E PR WILLIAM SOUND. 97 12 1 9 54 47.87 61 37.22N 149 49.22W 53.5 1.8 0.20 1.28 2.82 90 16 10 37 B E COOK INLET. 97 12 1 10 26 49.90 58 15.76N 155 9.17W 4.9 1.5 0.36 0.94 1.14 155 11 7 3 A a ALASKA PEN. 97 12 1 12 5 28.09 54 10.62N 166 0.35W 4.9 0.6 0.00 3.02 5.59 214 4 2 3 C a FOX ISLS. 97 12 1 13 7 49.09 51 4.62N 178 25.08W 33.0N 4.3mb R ANDREANOF ISLS. 97 12 1 13 48 47.39 60 34.87N 153 18.48W 14.8 1.6 0.21 1.18 1.08 97 16 15 21 A E COOK INLET. 97 12 1 16 55 21.55 63 34.92N 147 28.20W 65.8 2.0 0.35 2.42 4.64 62 14 6 72 B E CENTRAL AK. 97 12 1 17 51 49.21 60 6.29N 147 38.15W 17.7 2.3 0.17 1.86 1.96 177 15 7 14 A E PR WILLIAM SOUND. 97 12 1 19 28 26.62 61 13.25N 151 20.83W 66.2 2.2 0.13 3.42 5.78 97 17 8 37 C E COOK INLET. 97 12 1 22 57 27.88 61 13.62N 149 31.41W 43.6 1.6 0.13 1.86 2.66 96 12 8 3 B E COOK INLET. 97 12 1 23 58 51.69 58 15.79N 155 32.45W 3.0 1.9 0.08 0.52 1.88 86 10 9 8 A a ALASKA PEN. 97 12 2 0 41 11.00 58 32.14N 147 11.59W 10.0G 3.2 0.34 16.76 29.59 253 17 9 111 D E GULF OF ALASKA. 97 12 2 5 25 43.97 62 52.46N 151 7.46W 110.9 2.6 0.15 8.38 10.73 68 17 4 68 D E CENTRAL AK. 97 12 2 6 50 37.45 61 19.82N 146 58.11W 28.7 1.2 0.16 2.93 11.11 64 14 3 37 D E PR WILLIAM SOUND. 97 12 2 9 18 21.96 60 3.38N 152 55.43W 92.8 2.2 0.13 3.91 6.62 51 15 3 3 C E COOK INLET. 97 12 2 9 22 57.53 61 24.66N 150 39.06W 45.5 1.7 0.17 4.81 12.48 67 11 5 49 D E COOK INLET. 97 12 2 10 38 59.35 59 57.71N 146 38.02W 5.8 1.9 0.08 2.00 4.83 211 15 6 49 B E GULF OF ALASKA. 97 12 2 12 7 3.86 62 5.08N 148 43.91W 17.0 1.0 0.15 4.53 9.11 79 10 5 36 C E CENTRAL AK. 97 12 2 13 44 53.24 60 3.61N 146 39.06W 0.0 1.8 0.14 4.35 6.43 103 14 7 38 C E PR WILLIAM SOUND. 97 12 2 15 14 32.23 62 32.90N 149 50.00W 69.2 2.6 0.11 3.78 6.05 57 19 4 28 C E CENTRAL AK. 97 12 2 15 34 36.53 60 21.09N 153 2.17W 124.7 2.4 0.12 10.21 9.22 78 13 3 24 D E COOK INLET. 97 12 2 18 34 44.36 58 15.87N 155 32.63W 0.0 2.6 0.10 0.51 4.23 86 14 7 8 B a ALASKA PEN. 97 12 2 21 33 47.45 58 42.95N 147 6.31W 10.0G 2.5 0.22 18.35 35.57 193 16 5 91 D E GULF OF ALASKA. 97 12 3 0 25 43.97 62 54.49N 150 41.30W 87.8 2.5 0.21 2.61 4.33 87 16 9 54 B E CENTRAL AK. 97 12 3 3 43 27.38 60 10.86N 151 18.28W 44.1 1.7 0.19 1.19 2.53 65 19 14 15 B E KENAI PEN. 97 12 3 7 17 55.96 60 0.98N 152 50.41W 101.4 2.4 0.20 1.61 2.32 59 16 10 10 A E COOK INLET. 97 12 3 7 38 16.41 60 10.71N 152 46.60W 108.6 2.0 0.20 1.84 1.63 63 25 14 15 A E COOK INLET. 97 12 3 8 12 42.79 60 53.32N 150 34.18W 13.3 1.7 0.20 1.60 1.95 64 17 12 40 A E KENAI PEN. 97 12 3 11 56 27.08 60 38.36N 150 58.69W 44.2 2.4 0.36 1.16 2.54 64 18 12 18 B E KENAI PEN. 97 12 3 17 47 28.52 60 10.91N 153 10.86W 143.0 2.6 0.24 2.72 3.46 76 21 8 14 B E COOK INLET. 97 12 3 17 58 18.80 58 11.55N 155 13.86W 6.4 0.6 0.03 6.77 10.20 176 5 2 6 D a ALASKA PEN. 97 12 3 20 35 11.71 62 20.26N 148 36.88W 17.5 2.0 0.30 1.12 7.59 54 19 11 61 C E CENTRAL AK. 97 12 4 3 19 31.56 63 22.33N 151 30.66W 6.7 3.0 0.37 5.03 6.83 82 15 5 104 C E CENTRAL AK. 97 12 4 3 39 37.71 61 0.44N 149 16.56W 29.4 1.9 0.11 2.57 6.62 75 15 5 21 C E COOK INLET. 97 12 4 3 41 4.28 61 29.10N 148 57.34W 34.5 1.5 0.09 2.76 5.29 60 15 4 15 C E PR WILLIAM SOUND. 97 12 4 4 15 49.91 60 54.50N 150 54.34W 20.6 1.5 0.16 4.05 14.91 86 23 4 26 D E KENAI PEN. 97 12 4 5 35 52.14 53 30.67N 166 45.30W 15.4 1.7 0.39 23.74 98.74 333 4 3 32 D a FOX ISLS. 97 12 4 8 15 31.76 62 9.60N 149 25.41W 48.3 1.5 0.09 4.80 10.11 79 11 4 51 D E CENTRAL AK. 97 12 4 8 32 57.70 50 50.70N 178 55.98W 33.0N 4.6mb R ANDREANOF ISLS. 97 12 4 9 18 53.59 59 14.91N 153 31.94W 117.1 3.0 0.12 2.05 6.00 67 13 5 11 C E COOK INLET. 97 12 4 9 49 42.56 60 20.16N 153 7.10W 121.8 2.5 0.20 5.94 8.43 79 15 4 27 C E COOK INLET. 97 12 4 13 37 42.09 58 10.79N 155 21.96W 1.2 1.7 0.42 3.88 47.93 158 7 7 13 D a ALASKA PEN. 97 12 4 13 54 23.96 65 11.97N 148 33.96W 0.0 1.8 0.21 4.27 15.28 101 13 4 31 D E N CENTRAL AK. 97 12 4 14 36 1.54 60 1.28N 151 38.35W 65.0 2.1 0.16 6.16 8.17 63 11 3 20 C E KENAI PEN. 97 12 4 15 52 18.92 63 16.29N 150 47.76W 121.4 2.0 0.24 19.96 21.75 73 10 4 67 D E CENTRAL AK. 97 12 4 15 56 38.70 54 44.00N 161 18.04W 28.7 2.1 0.41 12.64 68.52 256 11 6 59 D E ALASKA PEN. 97 12 4 16 4 53.38 59 36.20N 153 2.96W 105.9 2.6 0.30 7.82 11.60 60 14 4 12 D E COOK INLET. 97 12 4 17 26 49.63 63 14.30N 151 20.43W 134.1 1.9 0.38 13.05 14.42 77 13 3 91 D E CENTRAL AK. 97 12 4 19 51 50.05 58 10.90N 155 19.04W 0.0 0.7 0.08 4.44 49.19 175 7 4 3 D a ALASKA PEN. 97 12 4 20 2 9.78 61 49.40N 149 33.75W 39.8 1.4 0.27 5.05 8.84 118 11 7 25 C 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 12 4 21 3 18.70 61 8.42N 147 18.82W 9.1 1.7 0.38 2.84 3.51 80 14 6 25 B E PR WILLIAM SOUND. 97 12 4 22 51 26.35 58 59.52N 152 31.89W 64.0 2.9 0.19 2.70 9.27 118 21 7 43 C E KODIAK IS REG. 97 12 4 23 12 21.63 64 28.55N 147 57.66W 7.9 1.6 0.23 2.26 2.66 42 15 5 6 B E CENTRAL AK. 97 12 5 3 0 51.61 62 5.58N 145 5.08W 17.1 1.7 0.22 1.06 1.52 120 14 7 19 A E E CENTRAL AK. 97 12 5 4 45 38.64 61 14.65N 146 42.93W 29.3 1.5 0.13 1.77 4.51 83 11 9 22 B E PR WILLIAM SOUND. 97 12 5 6 13 9.74 61 32.18N 150 20.53W 28.3 1.7 0.30 1.53 5.58 118 16 8 28 C E COOK INLET. 97 12 5 7 52 17.40 63 20.09N 145 13.38W 1.3 1.8 0.07 0.79 6.16 88 13 2 28 C E E CENTRAL AK. 97 12 5 9 7 32.99 61 48.74N 148 49.17W 16.6 1.1 0.22 1.95 1.10 105 9 8 7 A E PR WILLIAM SOUND. 97 12 5 9 24 43.68 60 31.23N 150 11.98W 30.6 2.5 0.28 1.11 4.26 67 20 16 46 B E KENAI PEN. 97 12 5 12 16 39.99 61 40.43N 149 30.58W 33.5 2.7 0.32 0.91 1.55 70 17 13 20 A E COOK INLET. 97 12 5 14 7 49.34 60 52.97N 147 31.85W 16.5 1.5 0.17 1.41 2.52 178 10 7 36 B E PR WILLIAM SOUND. 97 12 5 14 57 6.56 60 53.68N 149 11.48W 36.4 5.1 0.17 0.72 1.59 71 19 10 10 A E KENAI PEN. 97 12 5 15 34 13.63 60 53.44N 149 10.36W 33.9 1.5 0.22 1.24 2.22 90 13 5 9 A E KENAI PEN. 97 12 5 15 50 56.19 62 20.88N 149 11.95W 7.3 1.1 0.22 5.25 9.06 226 5 3 56 C E CENTRAL AK. 97 12 5 15 54 11.92 61 42.60N 150 48.82W 61.8 3.1 0.22 1.19 2.56 61 18 10 50 B E COOK INLET. 97 12 5 19 2 24.77 63 24.94N 150 59.94W 11.6 2.6 0.34 3.77 2.68 104 22 7 84 B E CENTRAL AK. 97 12 5 21 19 58.65 60 53.86N 149 11.38W 36.1 2.9 0.21 0.79 1.60 71 18 13 10 A E KENAI PEN. 97 12 5 23 36 9.49 51 59.40N 175 17.94E 33.0N 4.8mb R RAT ISLS. 97 12 5 23 45 18.11 63 3.41N 149 26.72W 86.3 2.5 0.14 1.56 1.62 89 19 10 13 A E CENTRAL AK. 97 12 6 3 28 48.87 62 16.21N 148 58.81W 41.8 2.0 0.13 2.50 13.30 68 12 6 56 D E CENTRAL AK. 97 12 6 3 30 43.08 58 16.17N 155 32.78W 6.0 1.8 0.09 1.34 7.48 85 11 9 8 C a ALASKA PEN. 97 12 6 4 5 7.38 60 10.46N 153 4.72W 124.3 2.7 0.21 4.99 7.92 83 15 8 12 C E COOK INLET. 97 12 6 8 43 26.74 61 42.05N 146 19.04W 36.8 1.6 0.18 3.97 5.57 84 19 5 31 C E PR WILLIAM SOUND. 97 12 6 13 46 0.56 57 30.16N 146 17.13W 10.0G 3.2 0.19 26.60 65.08 187 17 4 214 D E GULF OF ALASKA. 97 12 6 14 12 9.86 60 56.16N 147 47.68W 8.6 1.7 0.31 1.08 1.27 73 19 3 28 A E PR WILLIAM SOUND. 97 12 6 15 27 38.65 60 26.78N 152 42.45W 2.3 2.1 0.18 1.04 3.23 88 16 6 5 B a COOK INLET. 97 12 6 15 42 53.80 60 49.55N 151 38.51W 64.0 2.3 0.19 4.09 7.70 57 11 6 24 C E KENAI PEN. 97 12 6 18 51 44.19 62 35.41N 151 10.49W 91.3 2.3 0.16 6.95 6.11 84 16 5 51 C E CENTRAL AK. 97 12 6 19 59 12.07 60 6.84N 152 26.36W 89.9 1.7 0.10 10.41 12.37 62 13 3 29 D E COOK INLET. 97 12 6 20 17 18.60 60 25.63N 148 18.36W 10.0 1.0 0.16 2.10 10.57 91 9 5 48 D E KENAI PEN. 97 12 6 20 32 48.66 61 27.19N 149 10.24W 37.6 1.4 0.10 2.76 5.14 40 17 5 16 C E COOK INLET. 97 12 6 21 4 48.43 60 7.35N 152 52.33W 109.9 4.1 0.17 2.72 4.90 64 15 4 7 B E COOK INLET. 97 12 6 22 8 25.64 60 2.47N 152 39.70W 87.0 2.1 0.12 2.81 6.26 70 12 5 17 C E COOK INLET. 97 12 6 22 53 23.43 61 36.02N 149 36.65W 39.6 1.8 0.21 4.28 4.50 84 13 8 15 B E COOK INLET. 97 12 6 22 53 52.56 58 10.31N 155 21.07W 0.0 1.7 0.14 1.20 25.27 63 11 10 5 D a ALASKA PEN. 97 12 6 22 53 52.57 58 10.31N 155 21.04W 0.0 1.8 0.12 1.07 39.66 63 11 11 5 D a ALASKA PEN. 97 12 7 2 13 17.90 57 50.32N 153 14.65W 47.5 4.0 0.27 1.56 4.07 143 20 10 46 B E KODIAK IS REG. 97 12 7 4 7 5.45 61 39.73N 150 53.38W 59.1 1.9 0.28 1.39 3.75 92 17 13 54 B E COOK INLET. 97 12 7 6 1 55.16 60 23.74N 141 9.95W 8.7 2.4 0.28 1.30 1.52 128 14 9 32 A E YAKUTAT BAY. 97 12 7 7 28 43.28 62 4.76N 150 14.31W 46.6 2.1 0.33 1.05 1.89 68 17 10 36 A E CENTRAL AK. 97 12 7 10 40 53.97 61 29.13N 150 19.06W 36.0 1.6 0.27 1.53 2.55 103 17 12 30 B E COOK INLET. 97 12 7 13 21 50.94 53 55.92N 165 30.25W 74.7 3.2 0.23 8.87 4.45 201 14 12 24 C E FOX ISLS. 97 12 7 13 26 22.99 63 27.92N 150 57.02W 9.2 2.1 0.26 4.12 4.71 170 15 4 86 B E CENTRAL AK. 97 12 7 14 22 43.64 61 43.51N 149 55.85W 40.5 2.3 0.27 1.10 1.66 76 16 13 9 A E COOK INLET. 97 12 7 14 54 16.62 60 6.17N 151 43.66W 68.5 1.9 0.27 1.25 2.85 65 22 13 25 B E KENAI PEN. 97 12 7 15 38 24.99 64 52.80N 146 30.78W 15.8 1.7 0.34 0.89 1.84 132 14 5 21 A E CENTRAL AK. 97 12 7 16 15 5.44 54 27.05N 160 55.43W 15.0 2.8 0.42 8.17 11.56 264 14 11 98 D E ALASKA PEN. 97 12 7 18 28 41.50 59 29.57N 152 18.27W 60.0 2.5 0.29 1.02 3.44 86 23 12 36 B E COOK INLET. 97 12 7 20 21 33.39 60 2.19N 153 4.83W 0.0 0.2 0.12 0.56 3.29 130 6 6 3 B a COOK INLET. 97 12 7 22 39 48.92 60 10.76N 140 57.69W 8.6 1.9 0.25 4.59 4.44 116 14 4 16 B E YAKUTAT BAY. _____________________________________________________________________________________________________________________________________________________ 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 12 7 22 49 35.23 62 5.09N 148 41.74W 18.4 1.3 0.14 1.88 3.04 136 7 6 36 B E CENTRAL AK.