M1.9 earthquake Alaska Peninsula
A magnitude 1.9 earthquake struck in the Alaska Peninsula on Mon, Apr 19, 2021, 7:27 PM AKDT (03:27 UTC), 84 km (52 mi) below the surface.
A larger quake followed: M3.0 99 km NNW of Karluk, 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), micro
- Local time
- UTC
- 2021-04-20 03:27:28 UTC
- Depth
- 83.6 km (51.9 mi), intermediate-depth
- Epicenter
- 58.292° N, 154.259° 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
- 23
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 67 in the 60 days after this one and 65 in the 30 days before it.
After
- 1.984 km ESE of King Salmon, Alaska · 1985 days ago · 1 km deep · 70 km away
- 2.254 km ESE of King Salmon, Alaska · 1984 days ago · 153 km deep · 93 km away
- 2.149 km WNW of Karluk, Alaska · 1984 days ago · 71 km deep · 90 km away
- 1.671 km SSE of Kokhanok, Alaska · 1984 days ago · 123 km deep · 61 km away
- 2.0Kodiak Island region, Alaska · 1984 days ago · 58 km deep · 50 km away
- 1.523 km W of Karluk, Alaska · 1983 days ago · 24 km deep · 84 km away
- 2.093 km N of Karluk, Alaska · 1982 days ago · 4 km deep · 16 km away
- 2.162 km SSE of Kokhanok, Alaska · 1981 days ago · 122 km deep · 69 km away
- 1.583 km NW of Aleneva, Alaska · 1980 days ago · 97 km deep · 32 km away
- 1.983 km WNW of Aleneva, Alaska · 1979 days ago · 77 km deep · 19 km away
- 1.672 km NW of Aleneva, Alaska · 1979 days ago · 68 km deep · 45 km away
- 2.124 km ENE of Larsen Bay, Alaska · 1979 days ago · 41 km deep · 80 km away
- 1.645 km WNW of Karluk, Alaska · 1978 days ago · 75 km deep · 76 km away
- 2.365 km SSE of Kokhanok, Alaska · 1978 days ago · 123 km deep · 66 km away
- 1.687 km NNW of Aleneva, Alaska · 1978 days ago · 5 km deep · 60 km away
- 1.687 km NNW of Aleneva, Alaska · 1978 days ago · 5 km deep · 60 km away
- 1.885 km NNW of Aleneva, Alaska · 1978 days ago · 6 km deep · 57 km away
- 1.885 km NNW of Aleneva, Alaska · 1978 days ago · 6 km deep · 57 km away
- 2.088 km NW of Aleneva, Alaska · 1978 days ago · 80 km deep · 27 km away
- 1.650 km WNW of Aleneva, Alaska · 1977 days ago · 72 km deep · 33 km away
- 1.581 km WSW of Nanwalek, Alaska · 1977 days ago · 67 km deep · 99 km away
- 2.590 km NNW of Aleneva, Alaska · 1976 days ago · 1 km deep · 61 km away
- 1.551 km WNW of Aleneva, Alaska · 1976 days ago · 67 km deep · 33 km away
- 1.881 km SE of Kokhanok, Alaska · 1972 days ago · 15 km deep · 74 km away
- 2.063 km N of Larsen Bay, Alaska · 1972 days ago · 63 km deep · 23 km away
- 3.099 km NNW of Karluk, Alaska · 1971 days ago · 5 km deep · 39 km away
- 1.597 km NNW of Karluk, Alaska · 1971 days ago · 5 km deep · 36 km away
- 2.0100 km NNW of Karluk, Alaska · 1971 days ago · 1 km deep · 37 km away
- 1.699 km NNW of Karluk, Alaska · 1971 days ago · 3 km deep · 35 km away
- 1.799 km NNW of Karluk, Alaska · 1968 days ago · 0 km deep · 35 km away
- 2.234 km WNW of Karluk, Alaska · 1968 days ago · 71 km deep · 74 km away
- 1.877 km NW of Karluk, Alaska · 1968 days ago · 16 km deep · 73 km away
- 1.792 km SSE of Kokhanok, Alaska · 1966 days ago · 101 km deep · 46 km away
- 1.625 km W of Aleneva, Alaska · 1966 days ago · 45 km deep · 60 km away
- 2.135 km NNE of Larsen Bay, Alaska · 1965 days ago · 3 km deep · 56 km away
- 1.588 km NNW of Aleneva, Alaska · 1965 days ago · 3 km deep · 60 km away
- 1.781 km NNW of Aleneva, Alaska · 1964 days ago · 6 km deep · 61 km away
- 2.085 km NNW of Aleneva, Alaska · 1964 days ago · 0 km deep · 62 km away
- 1.586 km NNW of Aleneva, Alaska · 1964 days ago · 9 km deep · 63 km away
- 1.871 km NNW of Aleneva, Alaska · 1964 days ago · 2 km deep · 66 km away
- 2.49 km SW of Larsen Bay, Alaska · 1964 days ago · 35 km deep · 90 km away
- 1.982 km NNW of Karluk, Alaska · 1963 days ago · 0 km deep · 49 km away
- 2.658 km S of Kokhanok, Alaska · 1962 days ago · 142 km deep · 73 km away
- 1.664 km N of Larsen Bay, Alaska · 1961 days ago · 15 km deep · 23 km away
- 1.670 km WNW of Aleneva, Alaska · 1961 days ago · 72 km deep · 22 km away
- 2.394 km N of Karluk, Alaska · 1959 days ago · 6 km deep · 18 km away
- 1.635 km WNW of Karluk, Alaska · 1959 days ago · 76 km deep · 76 km away
- 2.069 km N of Karluk, Alaska · 1957 days ago · 0 km deep · 15 km away
- 2.129 km N of Karluk, Alaska · 1955 days ago · 68 km deep · 51 km away
- 1.776 km N of Aleneva, Alaska · 1952 days ago · 59 km deep · 99 km away
- 1.874 km SE of Kokhanok, Alaska · 1952 days ago · 11 km deep · 75 km away
- 1.537 km N of Karluk, Alaska · 1951 days ago · 42 km deep · 44 km away
- 1.557 km WNW of Karluk, Alaska · 1948 days ago · 57 km deep · 87 km away
- 1.633 km N of Aleneva, Alaska · 1947 days ago · 56 km deep · 80 km away
- 2.277 km NW of Aleneva, Alaska · 1946 days ago · 70 km deep · 41 km away
- 1.877 km WNW of Karluk, Alaska · 1945 days ago · 6 km deep · 93 km away
- 1.867 km SE of Kokhanok, Alaska · 1944 days ago · 111 km deep · 73 km away
- 2.143 km NW of Aleneva, Alaska · 1944 days ago · 54 km deep · 46 km away
- 1.659 km NW of Aleneva, Alaska · 1939 days ago · 63 km deep · 31 km away
- 1.588 km NW of Karluk, Alaska · 1938 days ago · 3 km deep · 63 km away
The first 60 of 67.
Before
- 1.580 km SSE of Pope-Vannoy Landing, Alaska · 1986 days ago · 6 km deep · 79 km away
- 2.546 km WSW of Aleneva, Alaska · 1988 days ago · 50 km deep · 51 km away
- 1.683 km NNW of Karluk, Alaska · 1988 days ago · 10 km deep · 37 km away
- 2.211 km WNW of Larsen Bay, Alaska · 1989 days ago · 37 km deep · 79 km away
- 1.776 km SSE of Kokhanok, Alaska · 1990 days ago · 108 km deep · 58 km away
- 1.967 km SSE of Kokhanok, Alaska · 1990 days ago · 120 km deep · 69 km away
- 1.571 km SSE of Kokhanok, Alaska · 1990 days ago · 108 km deep · 61 km away
- 2.019 km SW of Karluk, Alaska · 1990 days ago · 44 km deep · 96 km away
- 1.873 km SSE of Kokhanok, Alaska · 1991 days ago · 108 km deep · 65 km away
- 1.744 km WNW of Aleneva, Alaska · 1991 days ago · 64 km deep · 39 km away
- 1.616 km S of Karluk, Alaska · 1991 days ago · 61 km deep · 98 km away
- 2.495 km S of Kokhanok, Alaska · 1992 days ago · 3 km deep · 55 km away
- 1.5Alaska Peninsula · 1992 days ago · 152 km deep · 81 km away
- 2.274 km SE of Pope-Vannoy Landing, Alaska · 1992 days ago · 100 km deep · 93 km away
- 1.582 km SW of Nanwalek, Alaska · 1992 days ago · 63 km deep · 97 km away
- 1.946 km W of Karluk, Alaska · 1992 days ago · 65 km deep · 98 km away
- 1.536 km NNW of Larsen Bay, Alaska · 1992 days ago · 53 km deep · 49 km away
- 1.526 km WSW of Karluk, Alaska · 1992 days ago · 71 km deep · 99 km away
- 2.098 km E of King Salmon, Alaska · 1992 days ago · 1 km deep · 52 km away
- 2.3100 km N of Karluk, Alaska · 1992 days ago · 7 km deep · 29 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak02151z2al8. Read Sat, Sep 26, 2026, 5:11 PM UTC.