Source-attributed earthquakes with magnitude, depth, and observation times.
current · earthquake
M 0.0 - 87 km W of Nikiski, Alaska. Reported magnitude 0.01. Depth 7.11 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 18, 2026, 7:42 PM UTC · Updated Oct 20, 2026, 8:20 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M -0.7 - 73 km NW of Ninilchik, Alaska. Reported magnitude -0.72. Depth 20.1 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 18, 2026, 7:39 PM UTC · Updated Oct 20, 2026, 8:07 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M -0.5 - 61 km ENE of Pedro Bay, Alaska. Reported magnitude -0.46. Depth 0.3 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 18, 2026, 7:30 PM UTC · Updated Oct 20, 2026, 8:01 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M -0.8 - 79 km W of Salamatof, Alaska. Reported magnitude -0.79. Depth 5.44 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 18, 2026, 7:29 PM UTC · Updated Oct 20, 2026, 7:56 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M -0.8 - 76 km NW of Ninilchik, Alaska. Reported magnitude -0.84. Depth 5.9 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 18, 2026, 7:12 PM UTC · Updated Oct 20, 2026, 7:54 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 3.2 - 115 km SSW of Nikolski, Alaska. Reported magnitude 3.2. Depth 3.6 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 16, 2026, 9:52 AM UTC · Updated Oct 20, 2026, 7:52 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 0.7 - 22 km NNE of Atka, Alaska. Reported magnitude 0.71. Depth 5.06 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 18, 2026, 7:09 PM UTC · Updated Oct 20, 2026, 7:48 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M -0.6 - 60 km ENE of Pedro Bay, Alaska. Reported magnitude -0.63. Depth 5.02 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 18, 2026, 6:30 PM UTC · Updated Oct 20, 2026, 7:36 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M -0.2 - 82 km NNW of Karluk, Alaska. Reported magnitude -0.17. Depth 4.74 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 18, 2026, 6:14 PM UTC · Updated Oct 20, 2026, 7:29 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 1.7 - 11 km SE of Rampart, Alaska. Reported magnitude 1.7. Depth 2.2 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 20, 2026, 7:23 PM UTC · Updated Oct 20, 2026, 7:24 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 2.7 - 88 km NNW of Karluk, Alaska. Reported magnitude 2.7. Depth 103.4 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 20, 2026, 6:12 PM UTC · Updated Oct 20, 2026, 7:13 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M -0.3 - 59 km WNW of Beluga, Alaska. Reported magnitude -0.29. Depth -3.17 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 18, 2026, 3:30 PM UTC · Updated Oct 20, 2026, 7:07 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 0.9 - 40 km NE of Adak, Alaska. Reported magnitude 0.88. Depth 21.72 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 18, 2026, 3:19 PM UTC · Updated Oct 20, 2026, 6:59 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 0.9 - 54 km SW of Adak, Alaska. Reported magnitude 0.89. Depth 21.98 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 18, 2026, 3:19 PM UTC · Updated Oct 20, 2026, 6:52 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M -0.2 - 51 km W of Salamatof, Alaska. Reported magnitude -0.18. Depth 14.33 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 18, 2026, 3:10 PM UTC · Updated Oct 20, 2026, 6:48 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 2.4 - 54 km SW of Adak, Alaska. Reported magnitude 2.42. Depth 18.18 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 18, 2026, 2:55 PM UTC · Updated Oct 20, 2026, 6:38 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 5.0 - 81 km S of Sand Point, Alaska. Reported magnitude 5. Depth 35 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 20, 2026, 10:40 AM UTC · Updated Oct 20, 2026, 6:24 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 1.8 - 39 km WNW of Petersville, Alaska. Reported magnitude 1.8. Depth 2 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 16, 2026, 9:49 AM UTC · Updated Oct 20, 2026, 6:10 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 1.7 - 28 km W of Kalifornsky, Alaska. Reported magnitude 1.7. Depth 78.9 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 20, 2026, 6:08 PM UTC · Updated Oct 20, 2026, 6:10 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 2.3 - 61 km SSE of Adak, Alaska. Reported magnitude 2.3. Depth 25.2 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 16, 2026, 9:49 AM UTC · Updated Oct 20, 2026, 6:07 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 1.9 - 21 km ENE of Denali Park, Alaska. Reported magnitude 1.9. Depth 88.9 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 16, 2026, 9:22 AM UTC · Updated Oct 20, 2026, 6:05 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 2.3 - 21 km NE of Perryville, Alaska. Reported magnitude 2.3. Depth 83.2 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 16, 2026, 9:09 AM UTC · Updated Oct 20, 2026, 6:00 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 2.3 - 74 km SSW of Adak, Alaska. Reported magnitude 2.3. Depth 29.4 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 16, 2026, 8:52 AM UTC · Updated Oct 20, 2026, 5:54 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 2.0 - 51 km NE of Chase, Alaska. Reported magnitude 2. Depth 69.8 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 16, 2026, 8:43 AM UTC · Updated Oct 20, 2026, 5:37 PM UTC
Source: USGS — earthquakes, past week current · earthquake
M 2.4 - 21 km ESE of Kasilof, Alaska. Reported magnitude 2.4. Depth 63.8 km. See the USGS event record for reviewed details and updates.
AK, US · Event Oct 16, 2026, 8:35 AM UTC · Updated Oct 20, 2026, 5:36 PM UTC
Source: USGS — earthquakes, past week