Issued: September 8, 1997 Prepared by: Lalitha Rao No. 36 - 97 The following is a list of significant earthquakes during the time period September 1 - 7, 1997 September 1 at 07:40 UTC (August 31,11:40 pm ADT), mb 4.7, 51 N 11', 178 W 17', depth fixed at 33 km (21 mi): A light earthquake was located by NEIC in the Andreanof Islands region of Alaska about 85 mi (137 km) WSW of Adak 120 mi (193 km) E of Amchitka 189 mi (304 km) WSW of Atka 261 mi (420 km) ESE of Buldir Is 282 mi (453 km) WSW of Amukta Pass September 2 at 07:52 UTC (September 1,11:52 pm ADT), ML 4.7, 54 N 4', 164 W 43', depth = 73 km (46 mi): A light earthquake, felt lightly at Trident Seafoods at Akutan, was located in the Unimak Island region of Alaska about 43 mi ( 70 km) E of Akutan 75 mi (121 km) E of Dutch Harbor 75 mi (121 km) SW of False Pass 76 mi (122 km) ENE of Unalaska 111 mi (179 km) SW of Cold Bay September 6 at 00:10 UTC (September 5,04:10 pm ADT), mb 5.2, 58 N 51', 150 W 40', depth = 32 km (20 mi): A moderate earthquake was located by NEIC beneath the Gulf of Alaska about 54 mi ( 87 km) SE of Port Graham 55 mi ( 89 km) SE of Seldovia 57 mi ( 92 km) SE of English Bay 63 mi (101 km) SSE of Homer 76 mi (123 km) SSE of Anchor Point _____________________________________________________________________________________________________________________________________________________ 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 1 1 4 18.00 59 53.56N 153 51.40W 146.5 2.6 0.23 13.49 7.62 87 21 6 22 D E COOK INLET. 97 9 1 1 29 37.49 60 40.03N 151 34.89W 70.9 1.9 0.27 2.91 4.16 61 29 12 21 B E KENAI PEN. 97 9 1 3 15 53.51 61 19.94N 146 58.31W 19.9 1.4 0.25 1.27 1.89 51 16 8 37 A E PR WILLIAM SOUND. 97 9 1 4 52 24.27 59 59.70N 151 49.11W 53.4 2.6 0.26 0.82 2.92 60 40 11 30 B E KENAI PEN. 97 9 1 5 3 35.83 60 41.76N 149 24.98W 15.0 1.7 0.21 2.24 6.67 75 18 4 23 C E KENAI PEN. 97 9 1 7 25 46.42 60 43.51N 150 47.76W 40.6 2.0 0.26 2.07 5.68 50 33 6 24 C E KENAI PEN. 97 9 1 7 40 24.25 51 11.40N 178 17.16W 33.0N 4.7mb R ANDREANOF ISLS. MS 4.4 (NEIS). 97 9 1 8 29 51.60 61 25.10N 147 17.34W 14.1 1.1 0.22 1.89 5.70 53 16 7 37 C E PR WILLIAM SOUND. 97 9 1 12 30 45.10 60 1.57N 151 54.38W 74.3 2.8 0.32 0.75 1.78 61 40 12 34 A E KENAI PEN. 97 9 1 14 10 43.32 62 19.90N 149 46.26W 7.2 1.4 0.12 4.37 4.79 89 10 3 27 B E CENTRAL AK. 97 9 1 14 51 48.00 59 10.06N 153 38.75W 92.7 2.2 0.10 3.33 7.84 93 9 6 22 C E COOK INLET. 97 9 1 15 58 17.43 63 12.75N 152 20.54W 0.0 2.4 0.15 3.76 9.66 150 19 4 81 C E CENTRAL AK. 97 9 1 16 13 36.25 60 3.09N 153 14.57W 126.9 2.7 0.25 3.93 1.75 72 30 8 6 B E COOK INLET. 97 9 1 16 19 39.27 62 57.34N 151 5.56W 115.2 2.3 0.09 2.40 4.72 136 19 6 67 B E CENTRAL AK. 97 9 1 16 58 22.34 63 8.27N 149 7.49W 6.3 2.1 0.18 0.86 6.22 62 19 5 31 C E CENTRAL AK. 97 9 1 20 41 54.50 59 31.09N 152 40.23W 72.8 2.9 0.24 0.93 1.65 74 32 10 35 A E COOK INLET. 97 9 1 22 4 5.63 61 58.92N 148 51.02W 11.8 1.5 0.21 1.61 2.35 88 15 5 24 A E PR WILLIAM SOUND. 97 9 1 22 19 36.58 61 17.07N 150 14.93W 49.8 1.5 0.25 1.37 1.64 78 22 12 14 A E COOK INLET. 97 9 1 23 10 17.04 64 37.44N 148 8.44W 9.4 1.6 0.20 0.80 2.26 62 13 10 16 A E CENTRAL AK. 97 9 1 23 14 0.14 60 41.11N 151 3.97W 53.5 1.7 0.21 2.40 7.54 49 30 11 11 C E KENAI PEN. 97 9 2 1 31 46.73 59 54.18N 152 31.84W 91.9 1.4 0.23 2.97 4.68 42 24 6 30 B E COOK INLET. 97 9 2 1 57 19.93 60 7.45N 152 11.64W 65.1 1.7 0.38 1.67 3.43 95 16 12 43 B E COOK INLET. 97 9 2 3 31 16.26 62 52.76N 149 32.13W 79.1 2.3 0.22 1.35 2.10 97 17 9 12 A E CENTRAL AK. 97 9 2 3 49 40.64 61 57.19N 148 49.49W 10.4 1.2 0.45 2.33 1.77 155 12 9 21 A E PR WILLIAM SOUND. 97 9 2 5 13 39.99 63 21.29N 145 12.75W 4.1 2.1 0.17 0.81 2.29 93 15 5 28 A E E CENTRAL AK. 97 9 2 5 40 49.09 63 21.07N 145 15.75W 0.0 1.4 0.10 2.15 99.00 133 4 2 26 D E E CENTRAL AK. 97 9 2 7 0 11.63 62 40.83N 149 31.02W 71.9 2.4 0.12 1.38 2.77 90 15 11 34 B E CENTRAL AK. 97 9 2 7 52 5.24 54 4.48N 164 42.63W 73.4 4.7 0.19 8.05 3.77 220 14 5 65 C E UNIMAK IS. 97 9 2 10 7 5.22 60 32.51N 142 14.87W 0.0 2.5 0.54 0.52 1.35 67 15 9 34 A E CAPE YAKATAGA. 97 9 2 10 10 36.23 60 13.35N 153 4.63W 140.2 2.6 0.30 5.33 3.59 181 19 9 17 C E COOK INLET. 97 9 2 11 55 13.75 61 14.90N 146 51.18W 31.1 1.9 0.22 1.03 2.79 54 19 10 26 B E PR WILLIAM SOUND. 97 9 2 20 16 37.26 63 6.53N 150 28.44W 109.0 3.1 0.16 1.66 2.17 67 16 9 39 A E CENTRAL AK. 97 9 2 21 5 47.95 60 11.49N 139 39.30W 8.2 2.5 0.36 2.78 1.89 212 15 8 27 B E YAKUTAT BAY. 97 9 2 22 29 37.19 60 5.15N 139 49.03W 1.6 3.7 0.19 5.78 2.02 219 11 8 18 C E YAKUTAT BAY. 97 9 2 23 39 7.20 60 52.91N 152 13.37W 101.9 2.6 0.24 1.58 2.47 69 24 15 35 A E COOK INLET. 97 9 3 0 45 27.20 60 15.02N 153 4.96W 133.4 2.0 0.10 6.36 8.10 100 15 3 20 C E COOK INLET. 97 9 3 1 17 19.60 58 28.97N 143 34.60W 10.0G 3.2 0.24 12.27 37.49 161 18 4 168 D E GULF OF ALASKA. 97 9 3 3 12 56.24 60 30.75N 144 55.32W 10.1 1.4 0.16 5.34 4.35 61 14 8 16 C E CAPE YAKATAGA. 97 9 3 3 33 58.50 59 52.08N 152 38.71W 86.0 2.4 0.11 1.74 4.67 66 15 7 26 B E COOK INLET. 97 9 3 3 56 12.75 62 10.42N 151 13.25W 85.1 2.2 0.23 6.15 12.72 81 12 5 56 D E CENTRAL AK. 97 9 3 4 44 16.83 63 16.00N 151 6.44W 7.5 2.4 0.13 3.09 4.22 75 10 4 33 B E CENTRAL AK. 97 9 3 6 14 50.54 63 11.94N 150 51.78W 130.9 2.0 0.16 10.07 10.20 72 10 4 40 D E CENTRAL AK. 97 9 3 8 58 59.35 61 46.50N 149 39.98W 39.0 2.0 0.15 3.40 6.89 82 11 5 18 C E COOK INLET. 97 9 3 9 3 15.36 54 35.67N 160 48.98W 15.4 2.0 0.24 30.56 75.06 249 10 4 61 D a ALASKA PEN. 97 9 3 9 41 19.21 59 24.83N 152 52.39W 79.4 2.2 0.15 4.83 7.33 77 14 7 32 C E COOK INLET. 97 9 3 11 3 46.57 60 43.55N 146 36.86W 19.2 1.9 0.17 0.92 0.95 58 14 4 1 A E PR WILLIAM SOUND. 97 9 3 13 22 50.58 61 13.00N 152 16.88W 3.1 1.6 0.12 3.50 4.06 70 11 3 4 B a COOK INLET. 97 9 3 13 25 19.27 60 26.19N 152 13.83W 77.4 2.0 0.20 4.60 9.50 91 11 4 18 C E COOK INLET. 97 9 3 15 2 3.64 59 15.94N 153 35.78W 103.1 2.9 0.15 2.49 6.61 58 13 9 12 C E COOK INLET. 97 9 3 15 6 31.57 59 45.78N 139 5.30W 7.3 3.1 0.34 6.24 1.79 184 17 6 20 C 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 9 3 15 48 43.65 63 19.37N 145 21.19W 8.9 2.0 0.17 2.85 6.70 126 11 7 23 C E E CENTRAL AK. 97 9 3 17 3 42.91 63 31.90N 150 59.08W 9.2 2.1 0.21 4.26 2.19 78 10 4 4 B E CENTRAL AK. 97 9 3 17 23 8.04 60 26.98N 151 18.53W 62.2 1.5 0.16 4.18 12.52 76 10 6 33 D E KENAI PEN. 97 9 3 17 35 37.08 59 53.48N 152 38.47W 94.4 2.0 0.23 5.61 7.61 88 14 8 25 C E COOK INLET. 97 9 3 19 26 50.01 60 11.05N 146 43.86W 7.9 1.1 0.17 4.41 3.19 91 13 6 27 B E PR WILLIAM SOUND. 97 9 3 21 0 12.44 63 32.82N 148 23.44W 13.4 1.8 0.20 3.56 4.18 65 10 6 28 B E CENTRAL AK. 97 9 3 22 40 48.04 60 2.29N 152 31.71W 103.2 1.8 0.24 6.43 8.13 85 14 5 24 C E COOK INLET. 97 9 4 0 9 31.25 61 3.72N 141 50.65W 2.4 2.0 0.50 3.37 2.42 110 15 6 27 B E CAPE YAKATAGA. 97 9 4 0 46 1.44 60 14.85N 152 38.67W 100.5 1.8 0.31 4.12 2.86 104 15 7 25 B E COOK INLET. 97 9 4 1 58 53.86 61 4.64N 146 27.44W 33.4 1.3 0.24 1.14 1.13 60 16 10 6 A E PR WILLIAM SOUND. 97 9 4 4 26 40.19 59 57.41N 150 30.14W 31.1 1.7 0.24 1.59 2.91 136 17 11 31 B E KENAI PEN. 97 9 4 4 57 21.68 62 9.03N 150 21.51W 11.4 1.7 0.40 3.42 6.22 97 17 12 29 C E CENTRAL AK. 97 9 4 7 44 31.09 62 12.85N 150 9.94W 8.0 1.7 0.36 1.47 1.60 116 17 12 22 A E CENTRAL AK. 97 9 4 13 6 26.45 61 25.99N 146 50.81W 10.7 1.1 0.17 1.11 2.18 111 13 8 43 A E PR WILLIAM SOUND. 97 9 4 15 37 2.53 65 11.37N 148 51.72W 6.4 2.1 0.24 1.96 3.40 146 10 4 39 B E N CENTRAL AK. 97 9 4 15 53 48.28 61 30.88N 150 19.38W 42.5 1.4 0.29 1.48 2.38 165 13 8 51 A E COOK INLET. 97 9 4 16 30 31.11 61 28.93N 150 1.72W 47.0 1.7 0.27 1.69 1.55 99 16 14 20 A E COOK INLET. 97 9 4 17 56 9.80 60 21.92N 152 34.76W 96.1 1.5 0.27 2.40 3.11 96 16 9 14 B E COOK INLET. 97 9 4 21 7 15.53 59 6.50N 150 48.59W 55.8 3.0 0.34 1.90 2.11 180 15 11 52 A KENAI PEN. 97 9 4 21 19 2.61 61 30.96N 146 26.71W 17.5 1.5 0.41 0.97 2.04 80 15 11 28 A E PR WILLIAM SOUND. 97 9 4 21 51 53.55 59 34.19N 154 36.75W 0.0 2.1 0.45 0.83 2.05 102 17 7 34 A E COOK INLET. 97 9 4 23 2 23.80 60 20.39N 152 29.72W 105.1 1.3 0.25 2.36 2.16 134 9 5 26 A E COOK INLET. 97 9 5 0 31 51.82 62 45.72N 149 28.07W 77.5 1.4 0.16 3.42 5.58 95 18 5 26 C E CENTRAL AK. 97 9 5 4 1 12.00 59 49.41N 151 52.99W 51.7 1.5 0.29 1.75 4.71 36 22 9 23 B E KENAI PEN. 97 9 5 6 47 53.44 59 45.11N 152 57.80W 96.2 1.7 0.19 4.50 4.41 111 19 6 19 B E COOK INLET. 97 9 5 7 0 38.66 59 55.56N 152 46.98W 98.1 1.7 0.23 2.04 3.39 42 28 11 16 B E COOK INLET. 97 9 5 7 14 1.19 63 21.50N 145 12.34W 5.2 2.2 0.13 1.52 3.16 87 17 5 28 B E E CENTRAL AK. 97 9 5 7 47 14.15 63 15.37N 147 6.93W 63.7 2.7 0.35 1.26 1.52 44 17 7 24 A E CENTRAL AK. 97 9 5 8 25 7.58 61 53.47N 152 18.17W 138.1 2.0 0.34 7.80 7.66 73 15 3 42 C E COOK INLET. 97 9 5 9 9 41.24 64 41.42N 149 5.16W 13.0 1.6 0.23 2.71 3.02 117 13 6 13 B E CENTRAL AK. 97 9 5 10 33 49.92 60 37.74N 147 53.25W 14.4 1.0 0.28 3.76 4.58 58 16 8 35 B E PR WILLIAM SOUND. 97 9 5 11 36 56.99 60 43.45N 148 30.52W 21.2 1.2 0.28 2.87 3.23 63 19 7 18 B E KENAI PEN. 97 9 5 12 56 34.60 59 25.52N 152 42.71W 70.9 2.0 0.22 4.28 9.69 82 12 7 38 C E COOK INLET. 97 9 5 14 26 3.80 59 36.07N 154 41.50W 6.2 2.0 0.22 4.69 4.39 111 11 6 35 B E COOK INLET. 97 9 5 14 50 1.47 59 47.87N 153 17.81W 105.6 1.8 0.33 9.74 12.52 70 12 5 17 D E COOK INLET. 97 9 5 14 50 0.27 60 59.18N 146 43.32W 28.2 0.9 0.18 4.00 2.55 69 14 7 10 B E PR WILLIAM SOUND. 97 9 5 16 19 47.28 58 38.30N 143 30.36W 10.0G 2.3 0.41 13.23 34.37 157 17 5 153 D E GULF OF ALASKA. 97 9 5 17 56 13.52 61 8.71N 151 10.51W 55.3 3.2 0.17 1.40 4.64 94 12 5 42 B E COOK INLET. 97 9 5 19 10 46.46 60 32.38N 142 11.90W 0.0 1.4 0.23 1.68 3.71 70 12 8 32 B E CAPE YAKATAGA. 97 9 5 20 0 23.16 62 12.66N 151 6.73W 73.3 2.0 0.24 4.67 9.03 74 11 7 34 C E CENTRAL AK. 97 9 5 20 7 27.78 61 8.65N 147 19.79W 15.0 1.2 0.22 2.26 5.59 84 11 9 24 C E PR WILLIAM SOUND. 97 9 5 21 50 23.72 61 37.27N 146 24.94W 35.3 1.3 0.17 3.99 8.65 77 14 5 30 C E PR WILLIAM SOUND. 97 9 5 21 58 34.95 61 30.90N 149 13.27W 39.8 3.0 0.10 1.03 2.49 95 14 9 10 A E COOK INLET. 97 9 5 22 32 24.05 60 6.23N 153 16.69W 136.5 2.9 0.20 7.13 6.48 90 14 4 9 C E COOK INLET. 97 9 6 0 10 22.48 58 51.43N 150 39.83W 32.0 3.0 0.12 4.33 11.58 165 18 7 81 D E GULF OF ALASKA. 97 9 6 0 10 22.40 58 51.00N 150 39.60W 31.9 5.2mb R GULF OF ALASKA. 97 9 6 1 50 54.88 64 57.27N 148 32.49W 9.7 1.6 0.28 2.03 3.20 93 15 5 15 B E CENTRAL AK. 97 9 6 1 58 45.82 56 0.95N 152 16.07W 28.1 3.3 0.19 21.32 50.81 271 19 4 193 D E KODIAK IS REG. 97 9 6 4 36 57.97 59 31.49N 153 0.32W 104.3 2.6 0.17 1.73 3.55 65 26 11 19 B E COOK INLET. 97 9 6 8 13 38.04 61 33.16N 151 37.38W 78.0 1.6 0.29 2.56 2.87 156 14 11 33 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 9 6 9 10 26.87 61 43.78N 151 41.19W 89.2 2.1 0.27 2.22 3.04 160 13 9 29 B E COOK INLET. 97 9 6 9 12 18.90 63 17.96N 146 57.30W 3.3 1.9 0.30 0.98 1.72 58 15 8 33 A E CENTRAL AK. 97 9 6 10 47 20.55 63 21.62N 145 11.88W 3.2 2.0 0.22 2.39 4.33 87 11 5 28 B E E CENTRAL AK. 97 9 6 16 29 18.76 61 43.33N 150 48.54W 61.9 1.7 0.31 1.30 2.48 78 14 12 29 A E COOK INLET. 97 9 6 17 10 50.88 61 0.31N 147 18.57W 28.9 1.2 0.25 0.81 1.39 75 12 7 18 A E PR WILLIAM SOUND. 97 9 6 17 56 37.85 54 50.10N 161 55.40W 4.0 2.0 0.13 1.75 25.10 298 7 4 26 D E ALASKA PEN. 97 9 6 19 16 14.49 60 4.00N 152 45.99W 108.2 2.2 0.21 8.02 4.65 83 16 4 11 C E COOK INLET. 97 9 6 21 6 41.89 62 38.84N 151 20.84W 93.7 1.9 0.22 1.92 3.67 172 14 6 62 B E CENTRAL AK. 97 9 7 0 55 42.51 62 54.69N 151 15.87W 111.6 2.1 0.19 5.44 9.68 85 15 9 74 C E CENTRAL AK. 97 9 7 1 42 15.53 61 29.01N 152 2.86W 7.6 2.1 0.13 2.92 5.00 92 9 4 11 C E COOK INLET. 97 9 7 3 45 58.20 61 4.20N 149 17.42W 30.7 1.4 0.13 2.64 6.42 56 11 6 24 C E COOK INLET. 97 9 7 6 12 5.14 61 5.14N 149 46.85W 44.2 2.8 0.14 1.13 2.52 45 13 10 12 B E COOK INLET. 97 9 7 6 37 31.59 61 1.05N 149 2.46W 28.5 1.2 0.08 2.89 5.62 70 10 4 17 C E COOK INLET. 97 9 7 8 23 57.05 60 1.80N 141 9.25W 6.8 2.1 0.10 4.47 1.46 149 15 6 4 B E YAKUTAT BAY. 97 9 7 8 58 45.24 62 44.16N 149 37.71W 72.2 2.0 0.18 3.55 6.35 61 12 8 27 C E CENTRAL AK. 97 9 7 13 2 13.45 63 29.05N 148 49.03W 12.7 2.0 0.20 1.71 1.92 101 15 6 9 A E CENTRAL AK. 97 9 7 14 47 19.68 61 4.47N 147 21.33W 27.6 1.6 0.09 3.72 8.80 99 12 5 25 C E PR WILLIAM SOUND. 97 9 7 15 0 57.27 63 27.18N 148 59.92W 8.8 1.3 0.09 4.23 6.57 92 8 4 9 C E CENTRAL AK. 97 9 7 15 27 58.47 61 3.75N 151 30.78W 55.5 1.5 0.19 8.20 20.07 62 11 3 32 D E COOK INLET. 97 9 7 17 8 23.94 59 56.31N 140 36.08W 9.1 2.6 0.19 2.39 1.84 141 15 2 26 A E YAKUTAT BAY. 97 9 7 17 43 9.70 63 51.67N 149 3.66W 115.5 2.1 0.14 6.74 8.92 90 12 6 16 C E CENTRAL AK. 97 9 7 19 10 40.85 61 0.57N 146 32.50W 15.3 1.4 0.55 1.08 1.07 59 15 4 6 A E PR WILLIAM SOUND. 97 9 7 19 31 45.20 53 49.43N 165 7.70W 64.1 2.9 0.16 11.95 9.83 318 13 7 49 D E FOX ISLS. 97 9 7 19 46 33.95 64 36.39N 147 38.35W 15.4 1.7 0.21 1.72 1.66 95 11 6 9 A E CENTRAL AK. 97 9 7 20 15 39.78 61 27.46N 150 46.29W 47.1 2.4 0.22 2.75 3.32 60 25 8 2 B E COOK INLET. 97 9 7 20 24 29.32 61 23.08N 149 20.08W 27.0 1.5 0.26 1.36 3.14 48 17 7 20 B E COOK INLET. 97 9 7 22 53 36.65 58 10.33N 155 17.31W 0.6 0.8 0.12 1.45 6.30 81 9 5 5 C a ALASKA PEN. 97 9 7 22 56 35.51 61 38.13N 148 16.58W 12.3 1.1 0.29 1.34 1.82 87 13 5 19 A E PR WILLIAM SOUND. 97 9 7 23 5 49.60 61 24.76N 150 54.51W 60.2 2.0 0.27 3.13 4.20 51 20 6 11 B E COOK INLET.