Issued: January 5, 1998 Prepared by: Nan Macgregor-Scott No.52 - 97 The following is a list of significant earthquakes during the time period December 22 - 28, 1997 December 22 at 19:05 UTC (10:05 am AST), MS 4.9, 54 N 46', 160 W 51', depth fixed at 33 km (21 mi): A light earthquake, felt slightly in Sand Point, King Cove, Cold Bay and Perryville, was located by NEIC in the Alaska Peninsula region of Alaska about 42 mi ( 67 km) SSW of Sand Point 61 mi ( 99 km) ESE of King Cove 80 mi (128 km) ESE of Cold Bay 86 mi (139 km) S of Nelson Lagoon 103 mi (165 km) E of False Pass December 22 at 23:03 UTC (02:03 pm AST), ML 3.7, 61 N 16', 152 W 0', depth = 115 km (71 mi): A minor earthquake was located deep in the Cook Inlet region of Alaska about 33 mi ( 52 km) WNW of Tyonek 55 mi ( 88 km) SSW of Skwentna 56 mi ( 90 km) NNW of Kenai 63 mi (102 km) NNW of Soldotna 66 mi (107 km) NW of Sterling December 23 at 19:08 UTC (10:08 am AST), mb 4.1, 59 N 58', 152 W 54', depth = 115 km (72 mi): A light earthquake was located by NEIC deep in the Cook Inlet region of Alaska about 40 mi ( 64 km) WNW of Anchor Point 43 mi ( 69 km) W of Ninilchik 44 mi ( 71 km) ENE of Pedro Bay 51 mi ( 83 km) ESE of Port Alsworth 53 mi ( 85 km) WNW of Homer December 25 at 12:50 UTC (03:50 am AST), ML 4.3, 59 N 13', 151 W 1', depth = 35 km (22 mi): A light earthquake, felt by seven reindeer and a fat guy in a red suit who claimed he was "just passing through", was located in the Kenai Peninsula region of Alaska about 29 mi ( 46 km) ESE of Seldovia 30 mi ( 48 km) ESE of Port Graham 33 mi ( 53 km) ESE of English Bay 35 mi ( 56 km) SSE of Homer 48 mi ( 77 km) SE of Anchor Point December 26 at 21:18 UTC (12:18 pm AST), mb 5.3, 51 N 18', 178 E 45', depth fixed at 33 km (21 mi): A moderate earthquake was located by NEIC in the Rat Islands region of Alaska about 19 mi ( 31 km) SSW of Amchitka 141 mi (227 km) ESE of Buldir Is 202 mi (325 km) W of Adak 221 mi (355 km) ESE of Shemya Is 261 mi (420 km) ESE of Attu December 27 at 04:37 UTC (07:37 pm AST), ML 4.2, 61 N 32', 141 W 14', depth = 0 km (0 mi): A light earthquake was located in the Cape Yakataga region of Alaska about 56 mi ( 90 km) E of McCarthy 80 mi (128 km) WNW of Burwash Landing 101 mi (162 km) SSE of Northway 106 mi (170 km) E of Chitina 110 mi (177 km) NNE of Cape Yakataga December 27 at 20:34 UTC (11:34 am AST), mb 4.4, 51 N 17', 174 W 58', depth fixed at 33 km (21 mi): A light earthquake was located by NEIC in the Andreanof Islands region of Alaska about 71 mi (114 km) SSW of Atka 84 mi (135 km) ESE of Adak 147 mi (237 km) WSW of Amukta Pass 262 mi (421 km) E of Amchitka 284 mi (457 km) WSW of Nikolski December 28 at 09:06 UTC (12:06 am AST), mb 4.9, 51 N 45', 174 W 57', depth fixed at 33 km (21 mi): A light earthquake was located by NEIC in the Andreanof Islands region of Alaska about 44 mi ( 71 km) SW of Atka 74 mi (118 km) E of Adak 133 mi (213 km) WSW of Amukta Pass 261 mi (420 km) E of Amchitka 270 mi (435 km) WSW of Nikolski _____________________________________________________________________________________________________________________________________________________ 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 22 0 35 2.80 63 11.95N 150 41.67W 130.8 2.4 0.23 4.67 5.67 94 16 8 59 C E CENTRAL AK. 97 12 22 1 17 33.87 60 25.32N 152 26.66W 87.8 2.4 0.23 3.15 2.72 63 24 8 16 B E COOK INLET. 97 12 22 1 21 28.82 59 58.96N 153 16.85W 133.2 2.3 0.26 16.49 6.44 72 17 5 12 D E COOK INLET. 97 12 22 1 59 15.96 51 14.16N 179 22.20E 33.0N 3.2mb R RAT ISLS. 97 12 22 5 16 45.30 59 53.57N 153 13.02W 117.3 2.3 0.27 2.65 3.64 65 17 8 11 B E COOK INLET. 97 12 22 6 50 33.12 61 29.14N 146 37.88W 10.7 1.3 0.14 1.11 3.40 62 16 4 38 B E PR WILLIAM SOUND. 97 12 22 9 22 32.36 61 10.14N 148 41.31W 29.5 1.5 0.09 1.13 4.11 73 15 5 30 B E PR WILLIAM SOUND. 97 12 22 9 30 52.60 59 54.32N 152 51.95W 104.2 2.3 0.16 1.40 2.88 43 22 13 13 B E COOK INLET. 97 12 22 9 36 8.13 59 23.77N 153 7.09W 89.8 2.1 0.26 3.14 2.01 69 17 12 19 B E COOK INLET. 97 12 22 10 1 25.84 60 58.60N 147 19.08W 27.5 1.9 0.18 1.01 2.16 113 16 8 16 A E PR WILLIAM SOUND. 97 12 22 10 12 40.82 60 59.47N 147 19.22W 32.0 1.0 0.18 1.67 2.27 128 8 5 17 A E PR WILLIAM SOUND. 97 12 22 10 12 38.66 60 21.62N 151 23.31W 51.2 1.9 0.25 1.82 3.35 53 19 9 36 B E KENAI PEN. 97 12 22 14 41 2.40 61 45.69N 149 45.50W 5.6 1.6 0.21 1.97 1.53 106 14 6 14 A E COOK INLET. 97 12 22 14 58 49.52 59 54.84N 152 14.67W 76.3 2.5 0.32 0.95 2.00 44 28 16 44 A E COOK INLET. 97 12 22 19 5 4.00 54 46.20N 160 51.00W 33.0N 4.9Ms R ALASKA PEN. 97 12 22 19 15 12.42 54 26.81N 160 37.80W 25.3 3.4 0.35 1.79 99.00 262 14 8 100 D E ALASKA PEN. 97 12 22 19 38 48.32 59 58.86N 152 44.81W 95.0 2.3 0.25 1.20 2.98 41 20 9 16 B E COOK INLET. 97 12 22 20 37 52.60 63 17.84N 151 0.19W 15.3 3.3 0.26 2.89 2.54 101 18 5 78 B E CENTRAL AK. 97 12 22 21 13 56.77 61 35.61N 146 27.26W 38.6 1.4 0.16 1.68 3.82 49 19 5 31 B E PR WILLIAM SOUND. 97 12 22 23 3 0.59 61 16.48N 152 0.42W 114.8 3.7 0.13 2.55 3.91 88 15 5 11 B E COOK INLET. 97 12 22 23 54 22.54 61 46.98N 149 33.04W 44.7 1.6 0.20 1.17 1.56 114 16 7 23 A E COOK INLET. 97 12 23 0 16 42.62 59 19.61N 153 21.12W 92.2 2.1 0.16 2.62 3.86 64 20 9 4 B E COOK INLET. 97 12 23 5 19 42.40 60 5.03N 147 38.81W 18.5 1.8 0.15 3.20 1.94 113 13 9 13 B E PR WILLIAM SOUND. 97 12 23 6 46 22.61 60 18.78N 153 4.74W 134.2 3.0 0.22 2.99 3.53 106 20 13 27 B E COOK INLET. 97 12 23 8 4 57.04 61 33.07N 149 51.07W 36.4 1.3 0.20 2.20 4.45 89 15 5 11 B E COOK INLET. 97 12 23 11 40 30.70 60 1.99N 152 37.30W 97.2 2.1 0.27 2.25 3.11 59 22 11 20 B E COOK INLET. 97 12 23 13 11 14.00 59 52.81N 153 33.03W 138.5 2.5 0.21 4.62 4.03 73 23 11 28 B E COOK INLET. 97 12 23 14 24 52.14 59 45.36N 153 33.72W 119.4 2.3 0.18 14.07 5.21 105 19 9 22 D E COOK INLET. 97 12 23 15 59 11.98 60 0.45N 152 46.42W 93.9 2.0 0.20 1.63 1.57 44 23 11 13 A E COOK INLET. 97 12 23 17 35 37.27 61 17.35N 152 14.13W 3.4 -0.2 0.04 4.23 4.99 187 5 3 3 B a COOK INLET. 97 12 23 18 54 9.00 60 27.47N 142 56.17W 6.7 2.8 0.48 0.80 0.75 122 18 9 5 A E CAPE YAKATAGA. 97 12 23 19 8 15.22 59 58.55N 152 54.45W 115.2 2.6 0.24 6.73 1.68 189 16 10 8 C E COOK INLET. 97 12 23 19 8 15.20 59 58.20N 152 54.00W 115.2 4.1mb R COOK INLET. 97 12 24 1 38 15.63 62 34.09N 149 6.31W 64.0 2.0 0.24 2.10 9.17 76 16 9 53 C E CENTRAL AK. 97 12 24 5 4 55.95 60 3.06N 151 41.43W 57.2 2.0 0.25 1.01 3.08 53 25 9 22 B E KENAI PEN. 97 12 24 5 41 25.55 61 39.75N 150 22.32W 45.2 1.7 0.35 3.16 5.69 117 15 8 26 C E COOK INLET. 97 12 24 5 56 31.82 59 48.37N 152 4.58W 64.5 2.6 0.24 1.51 3.07 48 19 14 29 B E COOK INLET. 97 12 24 6 45 49.06 61 22.28N 147 24.06W 29.1 1.2 0.18 1.47 6.16 75 15 7 29 C E PR WILLIAM SOUND. 97 12 24 9 3 14.27 64 29.18N 147 52.97W 14.7 1.3 0.24 0.98 1.55 74 13 7 10 A E CENTRAL AK. 97 12 24 14 40 11.44 61 2.07N 148 9.08W 27.5 1.3 0.16 1.68 2.51 101 11 7 22 B E PR WILLIAM SOUND. 97 12 24 16 0 20.31 61 25.57N 146 54.41W 19.0 1.5 0.19 1.84 4.16 55 16 6 45 B E PR WILLIAM SOUND. 97 12 24 16 0 43.15 61 26.18N 146 52.99W 12.2 1.5 0.19 2.33 5.26 56 10 8 45 C E PR WILLIAM SOUND. 97 12 24 17 24 24.39 62 12.44N 151 2.34W 94.2 2.1 0.27 2.56 7.84 64 16 6 46 C E CENTRAL AK. 97 12 24 18 14 19.46 61 0.85N 146 40.55W 25.2 2.0 0.30 0.83 1.28 67 20 7 6 A E PR WILLIAM SOUND. 97 12 24 18 49 36.15 62 51.35N 149 50.45W 67.9 1.7 0.22 5.65 4.71 111 15 4 55 C E CENTRAL AK. 97 12 24 19 3 8.22 59 31.11N 148 20.28W 1.0 2.0 0.35 5.27 5.02 187 13 3 64 C E KENAI PEN. 97 12 24 19 18 28.23 64 20.57N 149 17.08W 16.0 3.0 0.22 0.80 0.75 71 16 10 21 A E CENTRAL AK. 97 12 24 21 53 35.56 61 38.53N 146 34.47W 27.1 1.2 0.23 3.61 13.49 84 14 5 39 D E PR WILLIAM SOUND. 97 12 24 22 2 6.50 59 19.28N 152 30.32W 71.9 3.3 0.23 1.58 3.71 108 22 12 50 B E COOK INLET. 97 12 24 22 26 10.75 59 54.40N 153 8.56W 110.2 2.8 0.26 2.61 4.09 116 22 11 7 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 12 24 22 30 31.12 60 7.59N 152 43.36W 100.8 1.5 0.19 7.50 5.20 107 11 5 14 C E COOK INLET. 97 12 24 22 55 33.39 62 10.50N 148 11.43W 42.0 1.9 0.21 4.40 5.85 107 15 6 42 C E CENTRAL AK. 97 12 25 0 34 30.79 58 33.06N 153 11.35W 58.5 2.5 0.20 2.37 5.17 99 17 8 47 C E KODIAK IS REG. 97 12 25 1 52 7.91 61 49.74N 151 54.00W 108.8 2.5 0.15 4.61 9.13 98 18 6 58 C E COOK INLET. 97 12 25 5 38 50.06 61 31.99N 146 42.53W 19.3 0.9 0.23 1.76 3.93 137 15 7 42 B E PR WILLIAM SOUND. 97 12 25 5 43 51.73 62 22.25N 150 37.12W 67.1 1.6 0.23 5.65 4.75 123 18 4 18 C E CENTRAL AK. 97 12 25 7 31 12.58 61 18.34N 145 46.20W 31.1 1.2 0.22 2.12 2.93 69 17 4 22 B E PR WILLIAM SOUND. 97 12 25 8 0 31.15 60 34.75N 148 33.15W 26.6 2.2 0.17 0.99 3.84 77 16 6 33 B E KENAI PEN. 97 12 25 8 26 32.47 63 13.65N 149 40.01W 84.3 1.8 0.22 5.65 3.59 79 16 3 28 C E CENTRAL AK. 97 12 25 10 15 11.98 60 59.97N 146 30.28W 15.4 1.7 0.44 1.15 1.09 64 17 6 7 A E PR WILLIAM SOUND. 97 12 25 10 24 1.06 60 18.10N 152 35.63W 109.3 3.0 0.24 1.11 2.05 85 18 12 16 A E COOK INLET. 97 12 25 10 42 6.35 63 4.88N 149 22.76W 82.9 1.9 0.17 3.61 3.77 88 18 8 17 B E CENTRAL AK. 97 12 25 12 39 18.68 61 28.77N 151 56.88W 12.8 2.8 0.09 1.87 2.60 91 17 8 19 B E COOK INLET. 97 12 25 12 50 4.14 59 12.90N 151 1.49W 34.9 4.3 0.26 2.00 3.09 147 22 2 37 B E KENAI PEN. 97 12 25 17 7 18.75 58 56.58N 153 2.53W 72.3 2.4 0.17 1.71 3.59 77 20 11 35 B E KODIAK IS REG. 97 12 25 17 18 29.06 61 49.92N 148 49.92W 34.4 1.5 0.15 1.96 2.77 74 17 6 8 B E PR WILLIAM SOUND. 97 12 25 18 29 48.45 64 41.39N 147 31.40W 6.1 0.9 0.22 1.93 14.38 73 11 5 26 D E CENTRAL AK. 97 12 25 18 53 17.47 61 42.42N 150 9.65W 47.3 2.2 0.22 1.17 3.30 87 16 8 16 B E COOK INLET. 97 12 26 4 47 56.75 58 16.33N 156 2.81W 140.5 3.0 0.05 6.32 10.15 168 14 4 10 D E ALASKA PEN. 97 12 26 9 23 11.97 63 5.47N 150 47.18W 127.9 1.8 0.28 14.46 11.64 93 13 3 60 D E CENTRAL AK. 97 12 26 12 33 56.26 62 14.29N 152 13.30W 124.7 1.9 0.39 7.09 12.20 58 14 6 103 D E CENTRAL AK. 97 12 26 12 53 58.41 59 53.53N 153 21.79W 121.6 2.3 0.07 6.73 9.63 68 14 3 18 C E COOK INLET. 97 12 26 16 3 30.47 62 40.79N 152 4.53W 22.6 2.3 0.40 7.58 18.09 69 12 4 98 D E CENTRAL AK. 97 12 26 17 51 42.79 61 14.94N 150 53.18W 65.4 2.0 0.07 8.81 12.52 97 11 5 60 D E COOK INLET. 97 12 26 18 39 18.21 62 10.28N 148 3.07W 38.9 2.1 0.12 3.76 11.63 60 12 6 43 D E CENTRAL AK. 97 12 26 18 39 27.06 60 55.73N 149 13.96W 31.5 2.8 0.08 2.60 3.36 73 14 7 14 B E KENAI PEN. 97 12 26 19 2 48.09 61 54.99N 149 45.48W 15.1 2.1 0.19 2.40 5.33 93 13 6 30 C E COOK INLET. 97 12 26 19 7 11.79 61 41.33N 148 9.92W 19.6 1.1 0.22 3.69 4.40 97 10 6 16 B E PR WILLIAM SOUND. 97 12 26 19 48 9.64 60 19.33N 150 52.31W 36.3 2.1 0.09 2.91 5.74 74 11 3 39 C E KENAI PEN. 97 12 26 21 18 17.61 51 17.76N 178 45.12E 33.0N 5.3mb R RAT ISLS. 97 12 26 23 34 35.27 61 36.33N 147 23.58W 31.9 1.1 0.13 4.25 9.34 73 10 5 26 C E PR WILLIAM SOUND. 97 12 27 0 8 14.27 57 16.01N 152 36.35W 20.1 3.0 0.14 6.04 16.27 290 21 4 54 D E KODIAK IS REG. 97 12 27 2 2 41.58 65 0.24N 147 20.67W 0.0 1.1 0.16 7.27 5.11 207 12 3 3 C E N CENTRAL AK. 97 12 27 2 2 10.13 60 6.45N 151 58.08W 67.6 1.6 0.32 2.09 3.82 119 17 9 38 B E KENAI PEN. 97 12 27 2 37 7.15 62 34.84N 150 33.18W 69.7 1.6 0.31 3.81 4.50 78 17 5 24 B E CENTRAL AK. 97 12 27 2 48 11.78 60 17.51N 152 36.87W 119.1 2.4 0.19 4.02 8.95 92 16 4 79 C E COOK INLET. 97 12 27 3 2 33.79 60 27.59N 142 53.10W 7.3 1.7 0.24 1.60 0.96 135 12 5 2 A E CAPE YAKATAGA. 97 12 27 3 25 47.63 62 2.00N 149 48.84W 42.2 2.3 0.27 1.93 3.65 54 19 9 43 B E CENTRAL AK. 97 12 27 4 26 19.93 61 32.94N 141 25.38W 0.0 3.3 0.33 2.57 3.34 157 13 5 76 B E CAPE YAKATAGA. 97 12 27 4 37 29.78 61 32.35N 141 14.37W 0.0 4.2 0.61 1.21 2.41 162 14 3 82 A E CAPE YAKATAGA. 97 12 27 4 56 23.02 63 5.56N 144 26.63W 7.6 2.0 0.11 1.18 3.74 79 15 6 54 B E E CENTRAL AK. 97 12 27 4 56 57.12 63 5.90N 144 28.13W 5.0 2.6 0.17 1.12 4.43 79 14 6 53 B E E CENTRAL AK. 97 12 27 5 20 39.15 61 20.33N 146 49.75W 9.2 0.8 0.10 1.10 4.07 96 14 5 34 B E PR WILLIAM SOUND. 97 12 27 5 45 28.99 63 6.30N 144 26.46W 10.1 2.4 0.21 1.10 1.77 79 15 7 54 A E E CENTRAL AK. 97 12 27 9 28 43.57 61 33.11N 141 27.00W 0.0 2.1 0.28 4.03 4.99 156 11 4 75 B E CAPE YAKATAGA. 97 12 27 9 59 38.78 61 33.27N 141 25.39W 0.0 3.4 0.37 2.57 2.38 157 13 5 76 B E CAPE YAKATAGA. 97 12 27 10 1 52.01 61 33.08N 141 29.37W 0.0 2.5 0.32 3.88 2.81 155 11 4 74 B E CAPE YAKATAGA. 97 12 27 10 4 58.96 62 27.71N 149 53.84W 68.0 1.9 0.21 3.73 6.16 84 16 5 20 C E CENTRAL AK. 97 12 27 11 16 28.65 65 6.19N 148 39.95W 4.1 1.9 0.21 2.82 5.84 195 12 7 26 C E N CENTRAL AK. 97 12 27 16 40 7.14 64 50.32N 149 4.68W 16.5 2.3 0.16 0.98 0.95 90 17 6 29 A E CENTRAL AK. _____________________________________________________________________________________________________________________________________________________ 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 27 16 49 40.70 61 25.16N 140 46.20W 20.0 2.1 0.19 10.26 15.61 258 5 4 95 D E S YUKON TERR. 97 12 27 20 34 44.13 51 16.74N 174 57.72W 33.0N 4.4mb R ANDREANOF ISLS. 97 12 27 22 32 19.03 61 41.03N 149 59.76W 34.5 1.8 0.23 2.88 2.46 72 16 7 7 B E COOK INLET. 97 12 27 22 37 43.55 61 41.21N 149 58.89W 34.9 1.8 0.26 2.75 3.58 83 16 7 7 B E COOK INLET. 97 12 28 1 48 37.80 60 13.36N 151 11.78W 62.7 2.0 0.08 3.42 9.80 75 11 5 21 C E KENAI PEN. 97 12 28 9 6 48.80 51 45.42N 174 57.12W 33.0N 4.9mb R ANDREANOF ISLS. MS 4.3 (NEIS). 97 12 28 14 11 10.00 61 24.57N 150 18.57W 50.0 2.1 0.13 3.82 5.44 97 10 3 35 C E COOK INLET. 97 12 28 14 28 35.68 60 34.98N 151 43.63W 67.7 2.0 0.09 2.08 4.27 73 10 4 32 B E KENAI PEN. 97 12 28 15 1 26.31 62 4.34N 150 5.64W 12.5 1.6 0.20 3.67 6.14 64 11 5 38 C E CENTRAL AK. 97 12 28 15 1 56.72 64 31.82N 147 41.16W 21.3 1.0 0.35 4.22 6.08 114 9 5 20 C E CENTRAL AK. 97 12 28 15 8 26.20 64 43.35N 147 27.69W 15.3 1.7 0.08 1.62 3.50 72 13 6 25 B E CENTRAL AK. 97 12 28 15 16 14.23 62 14.38N 150 56.52W 67.5 2.4 0.10 3.40 3.98 73 15 4 39 B E CENTRAL AK. 97 12 28 15 47 13.54 59 27.35N 150 26.59W 30.6 2.2 0.14 6.81 7.96 181 12 3 43 C E KENAI PEN. 97 12 28 16 14 49.98 58 48.48N 152 38.35W 59.0 2.3 0.21 4.20 7.32 97 13 6 26 C E KODIAK IS REG. 97 12 28 16 30 54.71 61 1.84N 141 37.59W 0.0 2.0 0.34 4.15 3.32 117 10 4 17 B E CAPE YAKATAGA. 97 12 28 18 55 47.13 62 54.90N 148 19.16W 56.4 1.6 0.16 5.01 13.39 58 14 4 51 D E CENTRAL AK. 97 12 28 19 28 55.72 61 39.92N 148 9.82W 33.9 2.3 0.14 1.54 3.05 91 11 5 18 B E PR WILLIAM SOUND. 97 12 28 22 12 40.02 62 6.60N 147 28.87W 35.2 1.7 0.12 5.34 6.69 61 14 5 32 C E CENTRAL AK. 97 12 28 23 4 14.89 59 11.63N 152 7.33W 50.0 2.7 0.07 4.69 13.76 134 10 3 39 D E COOK INLET.