ssued: March 16, 1998 Prepared by: Lalitha Rao No. 09- 98 The following is a list of significant earthquakes during the time period March 9 - 15, 1998 March 9 at 15:30 UTC (06:30 am AST), mb 4.3, 51 N 32', 174 W 11', depth fixed at 33 km (20 mi): A light earthquake was located by NEIC in the Andreanof Islands region of Alaska about 45 mi ( 73 km) S of Atka 109 mi (175 km) ESE of Adak 109 mi (175 km) WSW of Amukta Pass 246 mi (395 km) WSW of Nikolski 294 mi (474 km) E of Amchitka March 13 at 00:23 UTC (Mar. 12 at 03:23 pm AST), ML 4.2, 62 N 5', 149 W 58', depth = 48 km (30 mi): A light earthquake was located in the central region of Alaska about 17 mi ( 28 km) SSE of Talkeetna 24 mi ( 38 km) N of Willow 31 mi ( 49 km) NW of Hatcher Pass 39 mi ( 63 km) NNW of Wasilla 40 mi ( 65 km) ENE of Skwentna March 13 at 07:26 UTC (Mar.12 at 10:26 pm AST), ML 4.6, 58 N 57', 153 W 38', depth = 87 km (54 mi): A light earthquake was located in the Kodiak Island region of Alaska about 60 mi ( 96 km) SSE of Pedro Bay 67 mi (107 km) WSW of English Bay 69 mi (111 km) SE of Newhalen 70 mi (112 km) WSW of Port Graham 71 mi (115 km) SE of Iliamna _____________________________________________________________________________________________________________________________________________________ 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 _____________________________________________________________________________________________________________________________________________________ 98 3 9 3 21 45.86 59 53.47N 152 15.08W 79.6 1.9 0.33 1.08 3.28 83 19 12 43 B E COOK INLET. 98 3 9 3 24 54.17 61 49.95N 149 30.56W 55.8 1.4 0.33 1.35 3.22 110 16 9 28 B E COOK INLET. 98 3 9 3 45 42.52 64 55.49N 147 37.58W 10.3 1.4 0.13 1.85 1.19 137 14 8 12 A E CENTRAL AK. 98 3 9 4 0 0.39 62 3.45N 147 11.55W 40.1 1.2 0.30 2.83 1.38 192 15 5 26 B E CENTRAL AK. 98 3 9 4 20 31.38 55 22.85N 159 20.83W 62.1 3.9 0.26 11.20 9.77 235 14 11 73 D E ALASKA PEN. 98 3 9 4 28 49.82 63 8.59N 149 49.52W 92.6 1.9 0.21 2.05 3.56 115 18 6 21 B E CENTRAL AK. 98 3 9 9 56 23.90 61 45.22N 149 27.06W 36.5 1.3 0.23 1.02 1.85 88 13 10 25 A E COOK INLET. 98 3 9 10 32 6.00 60 56.95N 146 57.29W 21.7 1.6 0.39 0.58 1.07 55 19 12 11 A E PR WILLIAM SOUND. 98 3 9 11 58 48.57 59 22.86N 153 32.23W 110.7 2.7 0.22 1.67 2.51 76 25 17 4 B E COOK INLET. 98 3 9 14 16 49.81 61 16.64N 147 19.26W 29.8 0.9 0.15 1.08 3.59 72 14 13 26 B E PR WILLIAM SOUND. 98 3 9 15 30 48.22 51 32.16N 174 10.86W 32.8* 4.3mb R ANDREANOF ISLS. MS 4.8 (NEIS). 98 3 9 17 31 2.89 63 12.12N 151 12.46W 8.7 2.9 0.22 1.85 2.59 101 17 10 42 B E CENTRAL AK. 98 3 9 18 14 58.38 59 2.12N 151 26.31W 42.0 2.3 0.24 3.38 4.39 209 16 8 49 B E KENAI PEN. 98 3 9 19 32 52.36 64 29.41N 147 29.74W 4.6 0.9 0.13 1.20 7.54 117 10 4 23 C E CENTRAL AK. 98 3 10 0 7 23.28 60 37.83N 151 51.08W 73.2 2.1 0.13 5.37 9.62 55 16 5 31 C E KENAI PEN. 98 3 10 0 44 11.10 54 51.18N 161 30.33W 88.2 3.1 0.20 6.86 6.55 185 14 4 40 C E ALASKA PEN. 98 3 10 2 3 32.33 61 17.58N 146 52.51W 34.7 1.4 0.15 3.49 9.68 88 14 7 30 C E PR WILLIAM SOUND. 98 3 10 3 39 27.57 61 55.54N 151 8.22W 57.3 2.0 0.31 4.51 13.46 97 15 6 70 D E COOK INLET. 98 3 10 5 17 50.79 63 16.06N 150 39.18W 135.7 2.4 0.17 4.32 3.93 71 10 4 27 B E CENTRAL AK. 98 3 10 7 20 24.02 62 55.69N 151 2.45W 114.1 2.0 0.10 5.54 8.47 86 10 5 70 C E CENTRAL AK. 98 3 10 11 36 37.94 61 18.24N 146 53.25W 29.8 1.4 0.13 3.30 10.05 64 14 6 32 D E PR WILLIAM SOUND. 98 3 10 12 29 54.83 62 19.03N 151 7.59W 77.4 2.3 0.11 3.15 5.50 77 14 5 43 C E CENTRAL AK. 98 3 10 12 54 6.24 63 10.95N 151 33.17W 0.0 1.9 0.33 2.42 6.67 106 16 6 52 C E CENTRAL AK. 98 3 10 13 3 53.08 59 42.52N 151 4.62W 44.9 2.6 0.29 2.57 4.41 109 29 7 12 B E KENAI PEN. 98 3 10 15 37 1.69 63 12.88N 150 9.59W 110.8 3.6 0.11 3.43 4.71 58 15 5 27 B E CENTRAL AK. 98 3 10 21 42 15.02 60 51.20N 152 28.94W 112.3 2.0 0.13 10.33 10.34 80 16 5 11 D E COOK INLET. 98 3 10 23 10 26.24 60 15.24N 153 19.27W 144.2 3.0 0.22 5.56 6.44 83 33 6 24 C E COOK INLET. 98 3 11 7 26 56.39 63 41.78N 149 49.04W 137.4 2.6 0.23 1.53 2.56 90 15 10 36 B E CENTRAL AK. 98 3 11 9 37 15.28 59 52.92N 152 9.15W 77.0 2.9 0.33 0.62 1.20 42 35 26 38 A E COOK INLET. 98 3 11 22 27 16.80 61 30.34N 151 59.54W 5.4 2.4 0.16 1.70 13.76 93 18 12 14 D E COOK INLET. 98 3 11 23 16 47.87 59 29.23N 153 2.35W 95.0 2.6 0.22 1.23 2.43 67 26 21 21 A E COOK INLET. 98 3 11 23 23 51.58 64 27.96N 147 21.98W 0.0 0.8 0.19 1.83 31.44 136 8 3 21 D E CENTRAL AK. 98 3 12 0 9 9.27 61 32.90N 146 3.46W 40.6 1.3 0.14 5.77 5.14 70 12 6 10 C E PR WILLIAM SOUND. 98 3 12 3 22 27.86 61 29.02N 152 0.79W 8.5 2.2 0.17 3.05 5.58 52 22 3 12 C E COOK INLET. 98 3 12 5 41 14.11 64 57.14N 148 59.78W 19.5 2.1 0.14 4.03 2.69 117 15 5 36 B E CENTRAL AK. 98 3 12 9 29 40.02 63 4.81N 151 1.47W 129.3 2.0 0.13 9.94 10.40 71 11 4 53 D E CENTRAL AK. 98 3 12 10 56 35.15 64 59.13N 147 26.22W 13.8 1.5 0.32 4.99 5.42 115 13 4 2 C E CENTRAL AK. 98 3 12 12 32 45.81 60 25.66N 147 45.39W 11.6 1.6 0.11 4.35 10.51 62 14 5 43 D E PR WILLIAM SOUND. 98 3 12 12 38 48.14 59 53.58N 153 52.20W 144.8 2.6 0.22 13.80 14.48 88 20 2 22 D E COOK INLET. 98 3 12 13 47 15.64 60 44.31N 151 38.14W 73.5 3.4 0.20 0.95 2.75 50 34 8 22 B E KENAI PEN. 98 3 12 14 4 45.02 61 36.02N 148 4.55W 31.2 1.6 0.16 2.35 4.88 44 21 7 27 B E PR WILLIAM SOUND. 98 3 12 15 32 36.83 62 42.89N 151 1.52W 91.7 2.1 0.12 3.79 7.91 86 14 4 52 C E CENTRAL AK. 98 3 12 16 17 18.96 59 29.10N 152 55.74W 97.9 3.0 0.14 3.23 5.74 70 32 8 25 C E COOK INLET. 98 3 12 17 6 51.27 62 47.07N 149 43.64W 74.9 1.8 0.34 4.86 8.90 55 15 5 22 C E CENTRAL AK. 98 3 12 17 23 55.79 53 52.30N 164 14.29W 37.0 3.4 0.09 21.89 92.84 223 16 5 95 D E UNIMAK IS. 98 3 12 18 54 0.91 58 9.79N 142 38.67W 10.0G 3.1 0.18 12.44 33.03 167 17 4 212 D E GULF OF ALASKA. 98 3 12 18 57 5.63 59 9.72N 152 1.36W 55.4 2.9 0.16 1.92 4.27 119 26 9 38 B E COOK INLET. 98 3 12 19 56 47.20 58 12.52N 155 14.38W 0.0 -0.1 0.03 56.86 81.11 238 2 3 5 D a ALASKA PEN. 98 3 12 22 43 16.19 61 9.55N 145 8.64W 10.0 3.0 0.37 0.70 3.53 58 19 3 56 B E PR WILLIAM SOUND. 98 3 13 0 23 21.54 62 4.86N 149 58.07W 48.0 4.2 0.20 1.13 2.43 54 20 7 39 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 _____________________________________________________________________________________________________________________________________________________ 98 3 13 0 38 56.31 60 52.55N 147 1.86W 17.5 1.8 0.43 0.96 1.08 59 16 11 3 A E PR WILLIAM SOUND. 98 3 13 1 28 43.08 64 41.96N 146 51.00W 8.1 0.8 0.07 3.72 6.77 166 7 3 8 C E CENTRAL AK. 98 3 13 1 29 40.03 64 41.82N 146 50.89W 10.1 0.4 0.15 2.47 2.90 201 5 5 9 B E CENTRAL AK. 98 3 13 2 55 23.25 60 31.24N 150 22.61W 18.1 1.6 0.26 0.84 5.32 67 19 16 53 C E KENAI PEN. 98 3 13 2 55 34.31 63 52.09N 148 59.64W 4.1 0.7 0.29 1.13 2.55 125 9 4 15 B E CENTRAL AK. 98 3 13 7 26 7.89 58 57.45N 153 37.64W 87.1 4.6 0.23 1.24 1.87 95 30 17 3 A E KODIAK IS REG. 98 3 13 12 57 39.56 60 59.21N 151 22.16W 86.7 2.5 0.15 1.26 1.88 53 29 20 28 A E KENAI PEN. 98 3 13 12 58 34.25 65 12.15N 148 25.58W 13.7 1.7 0.29 3.92 3.73 101 12 4 29 B E N CENTRAL AK. 98 3 13 16 48 29.68 65 10.01N 148 26.30W 18.0 2.1 0.21 2.13 1.40 139 15 8 25 A E N CENTRAL AK. 98 3 13 17 34 6.37 61 49.91N 150 32.84W 68.2 1.1 0.19 4.22 8.29 131 13 6 65 C E COOK INLET. 98 3 13 17 34 39.86 65 10.47N 148 27.37W 15.9 1.4 0.29 2.15 1.99 140 13 9 26 A E N CENTRAL AK. 98 3 13 17 42 27.85 61 48.65N 149 34.22W 41.1 1.2 0.23 2.12 3.07 116 14 11 24 B E COOK INLET. 98 3 13 22 37 24.70 62 9.35N 149 22.69W 46.5 1.8 0.35 2.67 4.99 64 17 11 49 B E CENTRAL AK. 98 3 13 23 25 28.06 61 0.67N 147 28.13W 23.8 1.9 0.27 0.73 1.23 86 19 13 25 A E PR WILLIAM SOUND. 98 3 14 2 17 5.60 60 2.83N 152 50.51W 89.8 2.7 0.25 2.96 6.87 60 15 4 8 C E COOK INLET. 98 3 14 2 18 8.52 60 15.60N 152 53.28W 99.6 1.7 0.38 6.81 7.76 147 10 4 20 C E COOK INLET. 98 3 14 4 41 41.26 61 7.59N 152 17.87W 124.6 2.5 0.11 7.07 10.86 74 16 3 7 D E COOK INLET. 98 3 14 4 43 38.89 54 34.97N 161 46.83W 34.7 2.0 0.08 13.22 22.06 277 9 4 53 D E ALASKA PEN. 98 3 14 9 33 36.83 62 4.56N 151 26.74W 79.2 1.8 0.20 5.48 12.01 87 11 3 71 D E CENTRAL AK. 98 3 14 9 48 39.21 61 29.24N 146 27.81W 20.0 1.2 0.12 4.64 21.79 79 13 4 29 D E PR WILLIAM SOUND. 98 3 14 10 16 28.10 61 36.43N 148 18.13W 15.4 0.8 0.17 3.07 9.29 77 10 7 22 C E PR WILLIAM SOUND. 98 3 14 13 3 23.36 60 58.83N 152 37.40W 141.5 2.3 0.08 10.42 12.50 83 16 3 27 D E COOK INLET. 98 3 14 13 3 24.57 60 58.85N 152 31.86W 131.7 2.1 0.14 7.20 9.70 62 14 5 26 C E COOK INLET. 98 3 14 13 12 46.99 63 19.26N 152 0.36W 1.4 3.2 0.25 4.20 4.58 86 15 4 60 B E CENTRAL AK. 98 3 14 23 39 25.71 58 33.29N 155 32.17W 149.7 2.9 0.12 6.74 8.79 136 15 5 18 C E ALASKA PEN. 98 3 15 0 7 26.38 60 36.83N 150 58.72W 60.2 2.6 0.19 0.83 3.64 79 21 15 20 B E KENAI PEN. 98 3 15 0 11 31.54 61 3.82N 151 19.47W 61.2 2.4 0.24 1.16 3.04 74 23 17 36 B E COOK INLET. 98 3 15 2 2 20.85 61 24.75N 146 39.03W 13.3 2.4 0.15 0.97 1.74 55 18 12 36 A E PR WILLIAM SOUND. 98 3 15 3 0 34.58 60 13.90N 152 30.42W 80.2 2.8 0.32 1.25 2.23 92 18 15 29 A E COOK INLET. 98 3 15 4 33 59.90 61 28.33N 146 39.22W 12.4 1.8 0.24 1.54 3.33 69 16 11 39 B E PR WILLIAM SOUND. 98 3 15 5 56 57.49 64 52.33N 146 36.65W 2.2 1.8 0.15 0.81 4.67 105 16 9 17 B E CENTRAL AK. 98 3 15 7 58 27.92 60 28.27N 143 45.33W 7.2 1.3 0.10 2.77 4.29 119 7 4 32 B E CAPE YAKATAGA. 98 3 15 9 56 21.43 59 30.45N 149 38.32W 48.0 2.8 0.24 3.44 4.27 180 17 8 67 B E KENAI PEN. 98 3 15 13 7 51.41 62 17.64N 148 59.64W 13.6 2.0 0.29 1.11 4.60 54 21 13 58 B E CENTRAL AK. 98 3 15 14 40 14.85 64 49.80N 149 5.12W 17.6 1.6 0.23 0.98 0.79 121 15 7 28 A E CENTRAL AK. 98 3 15 15 2 27.83 60 25.81N 145 38.53W 12.6 2.4 0.10 1.55 5.91 71 17 8 48 C E PR WILLIAM SOUND. 98 3 15 17 14 54.37 63 1.59N 151 6.33W 121.8 2.5 0.13 4.52 3.46 72 18 10 59 B E CENTRAL AK. 98 3 15 18 40 40.59 60 1.53N 152 7.45W 76.1 1.8 0.29 1.53 2.24 116 18 16 47 A E COOK INLET. 98 3 15 21 45 26.49 59 37.57N 153 4.72W 99.8 2.8 0.18 1.37 2.49 71 25 17 9 A E COOK INLET. 98 3 15 23 6 33.36 61 27.84N 146 41.48W 18.6 1.6 0.27 1.13 2.41 67 16 9 41 A E PR WILLIAM SOUND. 98 3 15 23 46 0.81 60 29.93N 143 5.29W 8.4 0.9 0.19 1.35 1.09 227 5 4 14 A E CAPE YAKATAGA.