Monthly Seismicity Report For May 1, 2018 to May 31, 2018

During May 2018, the Alaska Earthquake Center located 3,298 earthquakes within the state. Of these, 20 were larger than or equal to magnitude 4.0. 8 events were felt. The largest earthquake located in Alaska this month was a moderate earthquake of magnitude 5.3 that occurred on May 8 at 08:14:16.633 UTC (May 8, 00:14:16.633 AKDT), 177 miles ESE of Kodiak.

Notable Events in Descending Order of Magnitude

May 8 at 08:14:16.633 UTC (May 8, 00:14:16.633 AKDT), Ml 5.3, 56.35N -148.50W, depth=11.2 km:
A moderate earthquake was located in GULF OF ALASKA.
This earthquake was:
177 miles (285 km) ESE of Kodiak
185 miles (298 km) SE of Ouzinkie
191 miles (308 km) ESE of Old Harbor

May 11 at 04:58:24.488 UTC (May 10, 20:58:24.488 AKDT), Ml 5.3, 57.47N -155.59W, depth=63.2 km:
A moderate earthquake was located in ALASKA PENINSULA. It was felt in Kodiak and Ouzinkie.
This earthquake was:
43 miles ( 69 km) W of Karluk
60 miles ( 97 km) W of Larsen Bay
64 miles (104 km) NW of Akhiok

May 3 at 18:51:28.869 UTC (May 3, 10:51:28.869 AKDT), Ml 4.8, 51.66N -179.61W, depth=81.9 km:
A light earthquake was located in ANDREANOF ISLANDS, ALEUTIAN IS..
This earthquake was:
60 miles ( 97 km) E of Amchitka
127 miles (205 km) W of Adak
196 miles (315 km) ESE of Buldir Is

May 9 at 15:00:11.591 UTC (May 9, 07:00:11.591 AKDT), Ml 4.8, 51.75N 174.24W, depth=10.0 km:
A light earthquake was located in NEAR ISLANDS, ALEUTIAN ISLANDS.
This earthquake was:
67 miles (107 km) S of Shemya
83 miles (134 km) WSW of Buldir Is
92 miles (148 km) SSE of Attu

May 27 at 19:33:37.417 UTC (May 27, 11:33:37.417 AKDT), Ml 4.7, 53.42N -163.68W, depth=11.7 km:
A light earthquake was located in UNIMAK ISLAND REGION, ALASKA.
This earthquake was:
99 miles (159 km) ESE of Akutan
99 miles (160 km) S of False Pass
121 miles (194 km) ESE of Dutch Harbor

May 25 at 03:54:21.151 UTC (May 24, 19:54:21.151 AKDT), Ml 4.7, 51.71N -175.86W, depth=34.6 km:
A light earthquake was located in ANDREANOF ISLANDS, ALEUTIAN IS.. It was felt in Adak.
This earthquake was:
36 miles ( 58 km) ESE of Adak
78 miles (126 km) WSW of Atka
170 miles (274 km) WSW of Amukta Pass

May 11 at 12:56:01.396 UTC (May 11, 04:56:01.396 AKDT), Ml 4.6, 56.43N -148.95W, depth=11.7 km:
A light earthquake was located in GULF OF ALASKA.
This earthquake was:
160 miles (257 km) SE of Kodiak
168 miles (271 km) SE of Ouzinkie
173 miles (278 km) ESE of Old Harbor

May 4 at 13:53:43.168 UTC (May 4, 05:53:43.168 AKDT), Ml 4.5, 55.07N -160.91W, depth=55.8 km:
A light earthquake was located in ALASKA PENINSULA.
This earthquake was:
25 miles ( 40 km) SW of Sand Point
55 miles ( 89 km) E of King Cove
65 miles (105 km) S of Nelson Lagoon

May 18 at 14:00:52.741 UTC (May 18, 06:00:52.741 AKDT), Ml 4.5, 52.88N -167.42W, depth=23.2 km:
A light earthquake was located in FOX ISLANDS, ALEUTIAN ISLANDS.
This earthquake was:
60 miles ( 97 km) E of Nikolski
78 miles (125 km) SSW of Unalaska
79 miles (127 km) SSW of Dutch Harbor

May 11 at 01:40:06.907 UTC (May 10, 17:40:06.907 AKDT), Ml 4.4, 67.42N -146.37W, depth=8.4 km:
A light earthquake was located in NORTHERN ALASKA.
This earthquake was:
29 miles ( 46 km) N of Venetie
53 miles ( 86 km) SSW of Arctic Village
66 miles (107 km) NNW of Fort Yukon

May 17 at 19:41:09.918 UTC (May 17, 11:41:09.918 AKDT), Ml 4.4, 52.86N -167.43W, depth=25.5 km:
A light earthquake was located in FOX ISLANDS, ALEUTIAN ISLANDS.
This earthquake was:
60 miles ( 97 km) E of Nikolski
79 miles (127 km) SSW of Unalaska
80 miles (129 km) SSW of Dutch Harbor

May 12 at 11:42:15.530 UTC (May 12, 03:42:15.530 AKDT), Ml 4.3, 53.93N -163.56W, depth=25.1 km:
A light earthquake was located in UNIMAK ISLAND REGION, ALASKA.
This earthquake was:
64 miles (103 km) S of False Pass
91 miles (146 km) E of Akutan
93 miles (149 km) SSW of King Cove

May 16 at 17:47:38.082 UTC (May 16, 09:47:38.082 AKDT), Ml 4.3, 51.83N -179.67W, depth=118.5 km:
A light earthquake was located in ANDREANOF ISLANDS, ALEUTIAN IS..
This earthquake was:
61 miles ( 98 km) ENE of Amchitka
129 miles (207 km) W of Adak
190 miles (306 km) E of Buldir Is

May 29 at 15:42:46.767 UTC (May 29, 07:42:46.767 AKDT), Ml 4.3, 62.75N -149.08W, depth=13.6 km:
A light earthquake was located in CENTRAL ALASKA. It was felt in Talkeetna, Cantwell, and the surrounding region.
This earthquake was:
44 miles ( 71 km) S of Cantwell
44 miles ( 71 km) NE of Talkeetna
55 miles ( 89 km) S of Denali Park

May 7 at 13:48:17.523 UTC (May 7, 05:48:17.523 AKDT), Ml 4.2, 51.73N 178.02W, depth=141.1 km:
A light earthquake was located in RAT ISLANDS, ALEUTIAN ISLANDS.
This earthquake was:
44 miles ( 71 km) WNW of Amchitka
99 miles (159 km) ESE of Buldir Is
179 miles (287 km) ESE of Shemya

May 28 at 11:25:09.883 UTC (May 28, 03:25:09.883 AKDT), Ml 4.2, 53.47N -163.72W, depth=8.9 km:
A light earthquake was located in UNIMAK ISLAND REGION, ALASKA.
This earthquake was:
96 miles (154 km) ESE of Akutan
97 miles (155 km) S of False Pass
118 miles (190 km) ESE of Dutch Harbor

May 15 at 10:31:36.383 UTC (May 15, 02:31:36.383 AKDT), Ml 4.2, 55.90N -150.00W, depth=5.0 km:
A light earthquake was located in GULF OF ALASKA.
This earthquake was:
155 miles (249 km) SE of Old Harbor
159 miles (256 km) SE of Kodiak
169 miles (272 km) SE of Ouzinkie

May 8 at 02:52:04.877 UTC (May 7, 18:52:04.877 AKDT), Ml 4.1, 56.13N -149.67W, depth=11.8 km:
A light earthquake was located in GULF OF ALASKA.
This earthquake was:
154 miles (248 km) SE of Kodiak
157 miles (252 km) ESE of Old Harbor
163 miles (263 km) SE of Ouzinkie

May 1 at 18:23:11.063 UTC (May 1, 10:23:11.063 AKDT), Ml 4.1, 56.29N -148.70W, depth=11.5 km:
A light earthquake was located in GULF OF ALASKA.
This earthquake was:
174 miles (279 km) SE of Kodiak
182 miles (293 km) SE of Ouzinkie
186 miles (299 km) ESE of Old Harbor

May 10 at 14:41:29.845 UTC (May 10, 06:41:29.845 AKDT), Ml 4.0, 54.73N -159.70W, depth=2.2 km:
A light earthquake was located in SOUTH OF ALASKA.
This earthquake was:
52 miles ( 84 km) SE of Sand Point
84 miles (135 km) SSW of Perryville
106 miles (170 km) SE of Nelson Lagoon

This report was compiled by M. Braun.

The data in this report are preliminary and subject to revision. Most of the earthquake parameters have been determined by the Alaska Earthquake Center, with supplemental data provided by the USGS National Earthquake Information Center, Box 25046, Denver Federal Center MS 967, Denver, CO 80225. The data are released on the condition that none of the cooperating agencies may be held liable for any damages resulting from its authorized or unauthorized use.

For more information on earthquakes and seismology, contact the AEC at (907)-474-7320.