M1.9 earthquake 43 km E of Pedro Bay, Alaska
A magnitude 1.9 earthquake struck 43 km E of Pedro Bay, Alaska on Mon, Aug 9, 2021, 11:48 AM AKDT (19:48 UTC), 120 km (75 mi) below the surface.
A larger quake followed: M3.9 42 km ENE of Pedro Bay, 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
- 2021-08-09 19:48:00 UTC
- Depth
- 120.0 km (74.6 mi), intermediate-depth
- Epicenter
- 59.782° N, 153.334° 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
- 53
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 199 in the 60 days after this one and at least 200 in the 30 days before it.
After
- 1.557 km W of Happy Valley, Alaska · 1877 days ago · 96 km deep · 41 km away
- 2.19 km WSW of Happy Valley, Alaska · 1877 days ago · 79 km deep · 82 km away
- 2.055 km SE of Kokhanok, Alaska · 1876 days ago · 127 km deep · 97 km away
- 1.932 km ENE of Pedro Bay, Alaska · 1876 days ago · 138 km deep · 19 km away
- 2.965 km SE of Pope-Vannoy Landing, Alaska · 1876 days ago · 99 km deep · 68 km away · felt by 1
- 1.756 km WNW of Happy Valley, Alaska · 1876 days ago · 89 km deep · 48 km away
- 2.363 km E of Pedro Bay, Alaska · 1876 days ago · 94 km deep · 21 km away
- 2.066 km ENE of Pedro Bay, Alaska · 1876 days ago · 115 km deep · 30 km away
- 1.738 km E of Pedro Bay, Alaska · 1876 days ago · 119 km deep · 5 km away
- 1.863 km W of Anchor Point, Alaska · 1876 days ago · 104 km deep · 21 km away
- 2.250 km W of Nanwalek, Alaska · 1875 days ago · 74 km deep · 56 km away
- 1.522 km WSW of Anchor Point, Alaska · 1875 days ago · 68 km deep · 65 km away
- 1.760 km SW of Nanwalek, Alaska · 1874 days ago · 71 km deep · 99 km away
- 1.553 km NW of Ninilchik, Alaska · 1874 days ago · 91 km deep · 80 km away
- 1.634 km ESE of Pedro Bay, Alaska · 1873 days ago · 126 km deep · 11 km away
- 1.663 km ENE of Pedro Bay, Alaska · 1873 days ago · 116 km deep · 29 km away
- 2.649 km W of Happy Valley, Alaska · 1873 days ago · 97 km deep · 49 km away
- 1.5Southern Alaska · 1872 days ago · 87 km deep · 29 km away
- 1.565 km ESE of Pedro Bay, Alaska · 1872 days ago · 110 km deep · 27 km away
- 1.543 km SW of Nanwalek, Alaska · 1872 days ago · 82 km deep · 91 km away
- 1.688 km SE of Pope-Vannoy Landing, Alaska · 1872 days ago · 76 km deep · 86 km away
- 3.942 km ENE of Pedro Bay, Alaska · 1872 days ago · 149 km deep · 23 km away · felt by 1 · tsunami flag
- 1.770 km SW of Nanwalek, Alaska · 1872 days ago · 72 km deep · 89 km away
- 1.739 km E of Pedro Bay, Alaska · 1872 days ago · 137 km deep · 7 km away
- 1.863 km E of Pedro Bay, Alaska · 1872 days ago · 106 km deep · 20 km away
- 1.642 km SW of Nanwalek, Alaska · 1872 days ago · 67 km deep · 89 km away
- 1.6Southern Alaska · 1872 days ago · 131 km deep · 6 km away
- 1.659 km SW of Nanwalek, Alaska · 1871 days ago · 67 km deep · 97 km away
- 1.553 km E of Pedro Bay, Alaska · 1871 days ago · 104 km deep · 10 km away
- 2.752 km ENE of Pedro Bay, Alaska · 1871 days ago · 133 km deep · 28 km away
- 1.958 km ESE of Pedro Bay, Alaska · 1871 days ago · 106 km deep · 21 km away
- 2.317 km NW of Happy Valley, Alaska · 1871 days ago · 83 km deep · 80 km away
- 2.242 km NW of Ninilchik, Alaska · 1870 days ago · 98 km deep · 87 km away
- 1.513 km SW of Nanwalek, Alaska · 1870 days ago · 57 km deep · 92 km away
- 1.649 km WNW of Nanwalek, Alaska · 1870 days ago · 73 km deep · 43 km away
- 1.558 km W of Nanwalek, Alaska · 1870 days ago · 67 km deep · 43 km away
- 1.752 km ESE of Pedro Bay, Alaska · 1870 days ago · 104 km deep · 25 km away
- 2.540 km NE of Pedro Bay, Alaska · 1870 days ago · 151 km deep · 25 km away
- 1.630 km SE of Pedro Bay, Alaska · 1870 days ago · 112 km deep · 31 km away
- 1.56 km NNE of Anchor Point, Alaska · 1870 days ago · 57 km deep · 86 km away
- 1.662 km SE of Pope-Vannoy Landing, Alaska · 1870 days ago · 111 km deep · 71 km away
- 1.649 km E of Pedro Bay, Alaska · 1870 days ago · 109 km deep · 11 km away
- 1.671 km SE of Pedro Bay, Alaska · 1870 days ago · 103 km deep · 54 km away
- 2.280 km NW of Ninilchik, Alaska · 1870 days ago · 113 km deep · 86 km away
- 1.754 km SE of Pope-Vannoy Landing, Alaska · 1869 days ago · 124 km deep · 70 km away
- 2.241 km ENE of Port Alsworth, Alaska · 1869 days ago · 182 km deep · 62 km away
- 1.868 km W of Happy Valley, Alaska · 1869 days ago · 113 km deep · 39 km away
- 1.765 km WNW of Ninilchik, Alaska · 1869 days ago · 107 km deep · 64 km away
- 1.970 km SE of Pedro Bay, Alaska · 1869 days ago · 105 km deep · 50 km away
- 1.946 km WNW of Happy Valley, Alaska · 1869 days ago · 94 km deep · 59 km away
- 2.156 km E of Pedro Bay, Alaska · 1868 days ago · 96 km deep · 13 km away
- 2.764 km E of Port Alsworth, Alaska · 1868 days ago · 141 km deep · 48 km away
- 1.647 km WNW of Nanwalek, Alaska · 1868 days ago · 79 km deep · 47 km away
- 1.929 km NE of Pedro Bay, Alaska · 1868 days ago · 157 km deep · 28 km away
- 2.859 km WNW of Anchor Point, Alaska · 1868 days ago · 101 km deep · 39 km away
- 1.666 km E of Port Alsworth, Alaska · 1868 days ago · 125 km deep · 58 km away
- 1.628 km WNW of Ninilchik, Alaska · 1868 days ago · 83 km deep · 83 km away
- 1.662 km SE of Pope-Vannoy Landing, Alaska · 1867 days ago · 96 km deep · 80 km away
- 2.1Southern Alaska · 1867 days ago · 102 km deep · 39 km away
- 1.578 km W of Salamatof, Alaska · 1867 days ago · 124 km deep · 100 km away
The first 60 of at least 199.
Before
- 1.629 km WNW of Nanwalek, Alaska · 1877 days ago · 76 km deep · 63 km away
- 1.546 km W of Nanwalek, Alaska · 1877 days ago · 69 km deep · 55 km away
- 2.049 km WNW of Ninilchik, Alaska · 1877 days ago · 105 km deep · 72 km away
- 1.956 km ENE of Pedro Bay, Alaska · 1877 days ago · 121 km deep · 17 km away
- 2.256 km WNW of Ninilchik, Alaska · 1877 days ago · 110 km deep · 65 km away
- 2.356 km ENE of Pedro Bay, Alaska · 1877 days ago · 122 km deep · 18 km away
- 1.847 km ESE of Pedro Bay, Alaska · 1877 days ago · 111 km deep · 14 km away
- 1.848 km W of Nanwalek, Alaska · 1878 days ago · 75 km deep · 56 km away
- 2.154 km W of Anchor Point, Alaska · 1878 days ago · 92 km deep · 32 km away
- 1.969 km SE of Kokhanok, Alaska · 1878 days ago · 101 km deep · 92 km away
- 1.637 km ENE of Pedro Bay, Alaska · 1878 days ago · 125 km deep · 13 km away
- 1.942 km NE of Pedro Bay, Alaska · 1878 days ago · 155 km deep · 28 km away
- 1.516 km WSW of Anchor Point, Alaska · 1879 days ago · 67 km deep · 68 km away
- 1.645 km WNW of Happy Valley, Alaska · 1879 days ago · 102 km deep · 60 km away
- 1.552 km WNW of Anchor Point, Alaska · 1879 days ago · 92 km deep · 35 km away
- 2.034 km NW of Nanwalek, Alaska · 1879 days ago · 64 km deep · 60 km away
- 2.960 km E of Port Alsworth, Alaska · 1879 days ago · 140 km deep · 47 km away
- 1.652 km ENE of Pedro Bay, Alaska · 1879 days ago · 139 km deep · 21 km away
- 1.549 km WNW of Anchor Point, Alaska · 1879 days ago · 100 km deep · 43 km away
- 1.7Southern Alaska · 1879 days ago · 130 km deep · 6 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak021a5td4wk. Read Tue, Sep 29, 2026, 2:00 PM UTC.