M2.1 earthquake 20 km WNW of Cohoe, Alaska
A magnitude 2.1 earthquake struck 20 km WNW of Cohoe, Alaska on Sat, Oct 3, 2020, 6:09 PM AKDT (02:09 UTC), 66 km (41 mi) below the surface.
A larger quake followed: M3.3 87 km W of Salamatof, 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
- 2020-10-04 02:09:18 UTC
- Depth
- 66.2 km (41.1 mi), shallow
- Epicenter
- 60.417° N, 151.663° 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
- 59
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and 131 in the 30 days before it.
After
- 1.724 km WNW of Nikiski, Alaska · 2190 days ago · 74 km deep · 43 km away
- 2.62 km SW of Tyonek, Alaska · 2190 days ago · 58 km deep · 76 km away
- 1.924 km NE of Sterling, Alaska · 2190 days ago · 41 km deep · 74 km away
- 1.565 km ENE of Pedro Bay, Alaska · 2189 days ago · 120 km deep · 87 km away
- 2.030 km WSW of Tyonek, Alaska · 2189 days ago · 69 km deep · 56 km away
- 2.058 km W of Anchor Point, Alaska · 2189 days ago · 83 km deep · 96 km away
- 1.546 km WNW of Ninilchik, Alaska · 2189 days ago · 83 km deep · 50 km away
- 1.726 km WNW of Nikiski, Alaska · 2189 days ago · 79 km deep · 45 km away
- 1.657 km WNW of Anchor Point, Alaska · 2188 days ago · 94 km deep · 86 km away
- 1.949 km NW of Ninilchik, Alaska · 2188 days ago · 92 km deep · 42 km away
- 1.634 km W of Salamatof, Alaska · 2188 days ago · 83 km deep · 28 km away
- 2.831 km WSW of Anchor Point, Alaska · 2188 days ago · 66 km deep · 89 km away
- 2.116 km NE of Sterling, Alaska · 2188 days ago · 44 km deep · 65 km away
- 2.214 km NE of Sterling, Alaska · 2188 days ago · 48 km deep · 65 km away
- 2.349 km WNW of Beluga, Alaska · 2188 days ago · 94 km deep · 95 km away
- 1.619 km NW of Ninilchik, Alaska · 2188 days ago · 84 km deep · 32 km away
- 1.77 km W of Homer, Alaska · 2188 days ago · 45 km deep · 86 km away · felt by 1
- 1.741 km WSW of Salamatof, Alaska · 2187 days ago · 78 km deep · 22 km away
- 1.856 km E of Port Alsworth, Alaska · 2187 days ago · 156 km deep · 97 km away
- 1.952 km WNW of Ninilchik, Alaska · 2187 days ago · 96 km deep · 51 km away
- 2.960 km WNW of Anchor Point, Alaska · 2186 days ago · 91 km deep · 82 km away
- 2.066 km E of Port Alsworth, Alaska · 2186 days ago · 131 km deep · 83 km away
- 1.852 km WNW of Ninilchik, Alaska · 2185 days ago · 86 km deep · 58 km away
- 1.518 km SW of Anchor Point, Alaska · 2185 days ago · 54 km deep · 87 km away
- 1.518 km W of Clam Gulch, Alaska · 2185 days ago · 72 km deep · 20 km away
- 2.669 km WNW of Happy Valley, Alaska · 2185 days ago · 115 km deep · 79 km away
- 1.733 km WNW of Nikiski, Alaska · 2185 days ago · 81 km deep · 48 km away
- 1.84 km SE of Ninilchik, Alaska · 2185 days ago · 64 km deep · 43 km away
- 1.835 km WNW of Anchor Point, Alaska · 2185 days ago · 86 km deep · 74 km away
- 2.065 km WNW of Anchor Point, Alaska · 2185 days ago · 104 km deep · 84 km away
- 2.866 km ENE of Pedro Bay, Alaska · 2184 days ago · 111 km deep · 87 km away
- 1.653 km W of Salamatof, Alaska · 2184 days ago · 90 km deep · 40 km away
- 1.66 km ENE of Tyonek, Alaska · 2184 days ago · 53 km deep · 82 km away
- 1.5Southern Alaska · 2184 days ago · 108 km deep · 74 km away
- 2.058 km W of Anchor Point, Alaska · 2184 days ago · 98 km deep · 92 km away
- 1.667 km WNW of Happy Valley, Alaska · 2183 days ago · 106 km deep · 76 km away
- 1.851 km E of Port Alsworth, Alaska · 2183 days ago · 146 km deep · 99 km away
- 2.516 km W of Ninilchik, Alaska · 2183 days ago · 60 km deep · 45 km away
- 1.659 km W of Nikiski, Alaska · 2183 days ago · 100 km deep · 55 km away
- 1.826 km WSW of Tyonek, Alaska · 2183 days ago · 78 km deep · 63 km away
- 2.220 km NNW of Ninilchik, Alaska · 2182 days ago · 71 km deep · 22 km away
- 1.635 km WNW of Ninilchik, Alaska · 2182 days ago · 78 km deep · 39 km away
- 1.756 km WNW of Ninilchik, Alaska · 2182 days ago · 107 km deep · 49 km away
- 1.580 km ENE of Port Alsworth, Alaska · 2182 days ago · 130 km deep · 71 km away
- 1.5Kenai Peninsula, Alaska · 2182 days ago · 55 km deep · 42 km away
- 2.354 km WNW of Anchor Point, Alaska · 2181 days ago · 90 km deep · 80 km away
- 1.956 km WNW of Happy Valley, Alaska · 2181 days ago · 96 km deep · 67 km away
- 2.016 km NW of Ninilchik, Alaska · 2181 days ago · 77 km deep · 30 km away
- 1.764 km W of Tyonek, Alaska · 2180 days ago · 113 km deep · 77 km away
- 2.817 km SE of Point Possession, Alaska · 2180 days ago · 10 km deep · 77 km away · felt by 13
- 1.986 km W of Salamatof, Alaska · 2180 days ago · 128 km deep · 75 km away
- 2.067 km W of Tyonek, Alaska · 2180 days ago · 7 km deep · 84 km away
- 1.532 km WNW of Anchor Point, Alaska · 2179 days ago · 76 km deep · 68 km away
- 3.018 km W of Ninilchik, Alaska · 2179 days ago · 65 km deep · 44 km away
- 1.574 km ENE of Port Alsworth, Alaska · 2179 days ago · 128 km deep · 75 km away
- 2.045 km NW of Ninilchik, Alaska · 2178 days ago · 83 km deep · 28 km away
- 1.83 km ESE of Tyonek, Alaska · 2178 days ago · 53 km deep · 78 km away
- 3.119 km SW of Tyonek, Alaska · 2178 days ago · 69 km deep · 60 km away · felt by 1
- 1.960 km ENE of Pedro Bay, Alaska · 2178 days ago · 113 km deep · 92 km away
- 1.917 km E of Happy Valley, Alaska · 2177 days ago · 47 km deep · 54 km away
The first 60 of at least 201.
Before
- 1.917 km NNE of Nikiski, Alaska · 2190 days ago · 58 km deep · 54 km away
- 2.024 km W of Anchor Point, Alaska · 2191 days ago · 70 km deep · 79 km away
- 1.621 km S of Tyonek, Alaska · 2191 days ago · 63 km deep · 59 km away
- 1.841 km WNW of Ninilchik, Alaska · 2192 days ago · 81 km deep · 46 km away
- 1.623 km NNE of Sterling, Alaska · 2193 days ago · 46 km deep · 70 km away
- 1.516 km E of Fox River, Alaska · 2193 days ago · 42 km deep · 85 km away
- 2.021 km W of Tyonek, Alaska · 2193 days ago · 75 km deep · 72 km away · felt by 1
- 2.121 km SSE of Point Possession, Alaska · 2193 days ago · 47 km deep · 74 km away
- 2.022 km SSE of Point Possession, Alaska · 2193 days ago · 46 km deep · 73 km away
- 1.513 km ENE of Point Possession, Alaska · 2193 days ago · 46 km deep · 90 km away
- 2.07 km SSE of Clam Gulch, Alaska · 2193 days ago · 44 km deep · 33 km away
- 1.9Southern Alaska · 2193 days ago · 68 km deep · 80 km away
- 2.646 km WNW of Tyonek, Alaska · 2194 days ago · 90 km deep · 93 km away
- 1.554 km WNW of Happy Valley, Alaska · 2194 days ago · 91 km deep · 63 km away
- 2.124 km WNW of Cohoe, Alaska · 2194 days ago · 71 km deep · 4 km away
- 1.627 km NW of Nikiski, Alaska · 2194 days ago · 78 km deep · 47 km away
- 1.747 km WNW of Happy Valley, Alaska · 2195 days ago · 81 km deep · 61 km away
- 1.659 km WNW of Ninilchik, Alaska · 2195 days ago · 100 km deep · 62 km away
- 1.662 km WNW of Happy Valley, Alaska · 2195 days ago · 103 km deep · 70 km away
- 1.663 km WNW of Anchor Point, Alaska · 2195 days ago · 110 km deep · 82 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak020crsnbap. Read Fri, Oct 2, 2026, 9:38 PM UTC.