M2.1 earthquake 54 km E of Chignik, Alaska
A magnitude 2.1 earthquake struck 54 km E of Chignik, Alaska on Wed, Sep 20, 2017, 6:47 AM AKDT (14:47 UTC), 52 km (32 mi) below the surface.
A larger quake followed: M4.2 50 km E of Port Heiden, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.1 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2017-09-20 14:47:35 UTC
- Depth
- 52.3 km (32.5 mi), shallow
- Epicenter
- 56.330° N, 157.529° W
- 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
- 18
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 27 in the 60 days after this one and 21 in the 30 days before it.
After
- 2.656 km ESE of Port Heiden, Alaska · 3300 days ago · 86 km deep · 52 km away
- 2.2112 km SE of Ugashik, Alaska · 3299 days ago · 56 km deep · 94 km away
- 2.2116 km E of Chignik, Alaska · 3298 days ago · 50 km deep · 62 km away
- 2.536 km SE of Port Heiden, Alaska · 3298 days ago · 113 km deep · 60 km away
- 2.1134 km WSW of Akhiok, Alaska · 3298 days ago · 13 km deep · 87 km away
- 2.647 km SSW of Ugashik, Alaska · 3298 days ago · 10 km deep · 86 km away
- 1.762 km SSE of Ugashik, Alaska · 3295 days ago · 78 km deep · 87 km away
- 1.549 km SSW of Ugashik, Alaska · 3295 days ago · 2 km deep · 83 km away
- 1.7126 km E of Chignik, Alaska · 3290 days ago · 79 km deep · 73 km away
- 2.567 km SE of Ugashik, Alaska · 3285 days ago · 37 km deep · 95 km away
- 2.0122 km WSW of Akhiok, Alaska · 3277 days ago · 75 km deep · 94 km away
- 3.048 km E of Port Heiden, Alaska · 3273 days ago · 9 km deep · 78 km away
- 2.339 km NE of Chignik, Alaska · 3269 days ago · 87 km deep · 31 km away
- 2.251 km ESE of Perryville, Alaska · 3267 days ago · 41 km deep · 82 km away
- 2.245 km SSE of Ugashik, Alaska · 3265 days ago · 90 km deep · 94 km away
- 2.315 km N of Chignik, Alaska · 3263 days ago · 93 km deep · 52 km away
- 2.170 km SE of Chignik, Alaska · 3259 days ago · 16 km deep · 49 km away
- 1.639 km S of Ugashik, Alaska · 3258 days ago · 5 km deep · 92 km away
- 1.617 km E of Perryville, Alaska · 3255 days ago · 69 km deep · 96 km away
- 2.723 km E of Chignik, Alaska · 3255 days ago · 63 km deep · 32 km away
- 2.360 km E of Port Heiden, Alaska · 3254 days ago · 4 km deep · 72 km away
- 1.823 km ENE of Perryville, Alaska · 3253 days ago · 69 km deep · 87 km away
- 1.758 km E of Port Heiden, Alaska · 3251 days ago · 15 km deep · 72 km away
- 1.991 km ENE of Chignik, Alaska · 3251 days ago · 69 km deep · 43 km away
- 2.051 km S of Ugashik, Alaska · 3245 days ago · 7 km deep · 81 km away
- 4.250 km E of Port Heiden, Alaska · 3243 days ago · 13 km deep · 74 km away · felt by 1
- 2.610 km WNW of Chignik Lake, Alaska · 3242 days ago · 4 km deep · 87 km away
Before
- 2.151 km E of Port Heiden, Alaska · 3305 days ago · 2 km deep · 69 km away
- 3.495 km ESE of Chignik, Alaska · 3305 days ago · 45 km deep · 50 km away
- 1.925 km SE of Chignik, Alaska · 3306 days ago · 10 km deep · 39 km away
- 2.615 km E of Chignik, Alaska · 3307 days ago · 14 km deep · 39 km away
- 1.834 km SE of Chignik, Alaska · 3309 days ago · 8 km deep · 43 km away
- 2.335 km SE of Chignik, Alaska · 3310 days ago · 5 km deep · 39 km away
- 2.357 km SE of Perryville, Alaska · 3311 days ago · 31 km deep · 97 km away
- 2.293 km SE of Chignik, Alaska · 3312 days ago · 22 km deep · 71 km away
- 2.052 km E of Port Heiden, Alaska · 3312 days ago · 13 km deep · 73 km away
- 2.365 km ENE of Chignik, Alaska · 3313 days ago · 93 km deep · 28 km away
- 2.461 km SSE of Ugashik, Alaska · 3314 days ago · 1 km deep · 83 km away
- 1.953 km SSW of Ugashik, Alaska · 3315 days ago · 8 km deep · 80 km away
- 2.445 km SSW of Ugashik, Alaska · 3317 days ago · 3 km deep · 92 km away
- 1.717 km NW of Chignik Lake, Alaska · 3319 days ago · 24 km deep · 88 km away
- 2.530 km ENE of Chignik, Alaska · 3320 days ago · 84 km deep · 25 km away
- 2.522 km NW of Chignik Lake, Alaska · 3320 days ago · 11 km deep · 91 km away
- 2.221 km NW of Chignik Lake, Alaska · 3320 days ago · 12 km deep · 90 km away
- 2.618 km WSW of Chignik Lake, Alaska · 3321 days ago · 11 km deep · 95 km away
- 2.521 km NW of Chignik Lake, Alaska · 3322 days ago · 11 km deep · 90 km away
- 2.4Alaska Peninsula · 3328 days ago · 41 km deep · 37 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak017c36yhpn (also filed as ak16903689). Read Sun, Oct 4, 2026, 4:40 AM UTC.