M1.9 earthquake 286 km W of Adak, Alaska
A magnitude 1.9 earthquake struck 286 km W of Adak, Alaska on Tue, Apr 1, 2025, 9:16 AM GMT+12 (21:16 UTC), 82 km (51 mi) below the surface.
A larger quake followed: M4.2 Rat Islands, Aleutian Islands, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.9 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2025-03-31 21:16:05 UTC
- Depth
- 81.8 km (50.8 mi), intermediate-depth
- Epicenter
- 51.714° N, 179.219° E
- Region
- Alaska
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Stations used
- 21
Nearby
Within 100 km, magnitude 1.5 and up: 135 in the 60 days after this one and 61 in the 30 days before it.
After
- 1.8297 km W of Adak, Alaska · 549 days ago · 59 km deep · 27 km away
- 2.7256 km W of Adak, Alaska · 549 days ago · 204 km deep · 35 km away
- 1.7196 km W of Adak, Alaska · 549 days ago · 70 km deep · 93 km away
- 2.0Rat Islands, Aleutian Islands, Alaska · 549 days ago · 86 km deep · 23 km away
- 2.9270 km WSW of Adak, Alaska · 549 days ago · 57 km deep · 45 km away
- 2.8Rat Islands, Aleutian Islands, Alaska · 548 days ago · 65 km deep · 72 km away
- 1.6262 km W of Adak, Alaska · 548 days ago · 7 km deep · 33 km away
- 2.8Rat Islands, Aleutian Islands, Alaska · 548 days ago · 73 km deep · 86 km away
- 2.8Rat Islands, Aleutian Islands, Alaska · 548 days ago · 63 km deep · 36 km away
- 3.3249 km W of Adak, Alaska · 548 days ago · 231 km deep · 62 km away
- 2.8268 km WSW of Adak, Alaska · 548 days ago · 28 km deep · 75 km away
- 2.8Rat Islands, Aleutian Islands, Alaska · 548 days ago · 75 km deep · 28 km away
- 2.9Rat Islands, Aleutian Islands, Alaska · 547 days ago · 70 km deep · 36 km away
- 3.0Rat Islands, Aleutian Islands, Alaska · 547 days ago · 83 km deep · 39 km away
- 2.2Rat Islands, Aleutian Islands, Alaska · 546 days ago · 13 km deep · 65 km away
- 2.6253 km WSW of Adak, Alaska · 546 days ago · 10 km deep · 50 km away
- 3.0195 km W of Adak, Alaska · 545 days ago · 97 km deep · 91 km away
- 2.1212 km W of Adak, Alaska · 545 days ago · 94 km deep · 76 km away
- 1.9255 km W of Adak, Alaska · 545 days ago · 13 km deep · 41 km away
- 2.2Rat Islands, Aleutian Islands, Alaska · 543 days ago · 55 km deep · 44 km away
- 2.9266 km W of Adak, Alaska · 543 days ago · 171 km deep · 28 km away
- 2.7Rat Islands, Aleutian Islands, Alaska · 543 days ago · 57 km deep · 56 km away
- 2.2295 km WSW of Adak, Alaska · 542 days ago · 22 km deep · 60 km away
- 2.1Rat Islands, Aleutian Islands, Alaska · 542 days ago · 58 km deep · 31 km away
- 1.8Rat Islands, Aleutian Islands, Alaska · 541 days ago · 9 km deep · 89 km away
- 2.1246 km WSW of Adak, Alaska · 541 days ago · 16 km deep · 81 km away
- 2.1Rat Islands, Aleutian Islands, Alaska · 541 days ago · 16 km deep · 82 km away
- 2.7Rat Islands, Aleutian Islands, Alaska · 539 days ago · 68 km deep · 21 km away
- 2.5284 km W of Adak, Alaska · 539 days ago · 64 km deep · 21 km away
- 1.8267 km W of Adak, Alaska · 538 days ago · 18 km deep · 21 km away
- 2.4205 km W of Adak, Alaska · 538 days ago · 79 km deep · 83 km away
- 3.1273 km WSW of Adak, Alaska · 537 days ago · 48 km deep · 52 km away
- 1.7249 km W of Adak, Alaska · 537 days ago · 20 km deep · 37 km away
- 2.2Rat Islands, Aleutian Islands, Alaska · 537 days ago · 66 km deep · 42 km away
- 2.7218 km W of Adak, Alaska · 537 days ago · 149 km deep · 68 km away
- 1.9Rat Islands, Aleutian Islands, Alaska · 536 days ago · 66 km deep · 49 km away
- 3.3247 km WSW of Adak, Alaska · 536 days ago · 65 km deep · 55 km away
- 1.9193 km W of Adak, Alaska · 536 days ago · 85 km deep · 92 km away
- 1.6263 km W of Adak, Alaska · 536 days ago · 5 km deep · 27 km away
- 2.8291 km WSW of Adak, Alaska · 535 days ago · 52 km deep · 46 km away
- 2.1219 km W of Adak, Alaska · 535 days ago · 87 km deep · 69 km away
- 2.2Rat Islands, Aleutian Islands, Alaska · 535 days ago · 99 km deep · 42 km away
- 2.9Rat Islands, Aleutian Islands, Alaska · 534 days ago · 46 km deep · 49 km away
- 2.0240 km W of Adak, Alaska · 534 days ago · 78 km deep · 47 km away
- 2.1245 km WSW of Adak, Alaska · 534 days ago · 13 km deep · 97 km away
- 2.6Rat Islands, Aleutian Islands, Alaska · 533 days ago · 104 km deep · 44 km away
- 2.8283 km W of Adak, Alaska · 533 days ago · 158 km deep · 19 km away
- 2.6275 km W of Adak, Alaska · 533 days ago · 94 km deep · 11 km away
- 2.2270 km W of Adak, Alaska · 532 days ago · 70 km deep · 23 km away
- 2.9213 km WSW of Adak, Alaska · 531 days ago · 66 km deep · 83 km away
- 2.6Rat Islands, Aleutian Islands, Alaska · 531 days ago · 35 km deep · 70 km away
- 2.8244 km WSW of Adak, Alaska · 530 days ago · 31 km deep · 83 km away
- 2.8297 km WSW of Adak, Alaska · 529 days ago · 27 km deep · 65 km away
- 3.5Rat Islands, Aleutian Islands, Alaska · 529 days ago · 159 km deep · 67 km away
- 1.9Rat Islands, Aleutian Islands, Alaska · 529 days ago · 9 km deep · 49 km away
- 2.6221 km W of Adak, Alaska · 528 days ago · 98 km deep · 65 km away
- 1.9Rat Islands, Aleutian Islands, Alaska · 528 days ago · 16 km deep · 61 km away
- 1.7273 km WSW of Adak, Alaska · 528 days ago · 49 km deep · 51 km away
- 2.0189 km W of Adak, Alaska · 527 days ago · 74 km deep · 99 km away
- 2.5230 km W of Adak, Alaska · 527 days ago · 94 km deep · 57 km away
The first 60 of 135.
Before
- 1.9221 km W of Adak, Alaska · 550 days ago · 13 km deep · 65 km away
- 4.2Rat Islands, Aleutian Islands, Alaska · 550 days ago · 139 km deep · 55 km away
- 2.0221 km W of Adak, Alaska · 550 days ago · 83 km deep · 65 km away
- 2.0231 km WSW of Adak, Alaska · 551 days ago · 56 km deep · 66 km away
- 1.9253 km WSW of Adak, Alaska · 551 days ago · 13 km deep · 53 km away
- 2.7Rat Islands, Aleutian Islands, Alaska · 552 days ago · 151 km deep · 48 km away
- 2.6Rat Islands, Aleutian Islands, Alaska · 552 days ago · 68 km deep · 27 km away
- 2.1269 km WSW of Adak, Alaska · 553 days ago · 16 km deep · 69 km away
- 1.9226 km WSW of Adak, Alaska · 554 days ago · 69 km deep · 68 km away
- 1.7212 km WSW of Adak, Alaska · 554 days ago · 14 km deep · 91 km away
- 2.6263 km WSW of Adak, Alaska · 554 days ago · 55 km deep · 56 km away
- 2.1200 km WSW of Adak, Alaska · 554 days ago · 69 km deep · 100 km away
- 1.5Rat Islands, Aleutian Islands, Alaska · 554 days ago · 8 km deep · 63 km away
- 1.9262 km W of Adak, Alaska · 554 days ago · 69 km deep · 30 km away
- 2.9Rat Islands, Aleutian Islands, Alaska · 554 days ago · 106 km deep · 45 km away
- 1.8259 km WSW of Adak, Alaska · 554 days ago · 20 km deep · 77 km away
- 2.7224 km W of Adak, Alaska · 555 days ago · 104 km deep · 62 km away
- 1.6282 km W of Adak, Alaska · 555 days ago · 22 km deep · 26 km away
- 2.1Rat Islands, Aleutian Islands, Alaska · 555 days ago · 96 km deep · 49 km away
- 2.6Rat Islands, Aleutian Islands, Alaska · 555 days ago · 72 km deep · 36 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak025456ys13. Read Fri, Oct 2, 2026, 5:10 AM UTC.