M1.6 earthquake 33 km ESE of Pedro Bay, Alaska
A magnitude 1.6 earthquake struck 33 km ESE of Pedro Bay, Alaska on Mon, Sep 27, 2021, 4:32 AM AKDT (12:32 UTC), 125 km (78 mi) below the surface.
A larger quake followed: M4.0 57 km ESE 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
- 1.6 (ml), micro
- Local time
- UTC
- 2021-09-27 12:32:27 UTC
- Depth
- 125.0 km (77.7 mi), intermediate-depth
- Epicenter
- 59.727° N, 153.530° 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
- 39
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 202 in the 60 days after this one and 173 in the 30 days before it.
After
- 2.215 km W of Ninilchik, Alaska · 1826 days ago · 58 km deep · 97 km away
- 2.025 km NW of Seldovia, Alaska · 1826 days ago · 45 km deep · 84 km away
- 1.653 km E of Pedro Bay, Alaska · 1826 days ago · 101 km deep · 21 km away
- 1.844 km E of Pedro Bay, Alaska · 1826 days ago · 122 km deep · 14 km away
- 1.552 km WNW of Nanwalek, Alaska · 1826 days ago · 72 km deep · 48 km away
- 1.666 km WNW of Nanwalek, Alaska · 1825 days ago · 103 km deep · 34 km away
- 1.554 km W of Nanwalek, Alaska · 1825 days ago · 73 km deep · 60 km away
- 1.6Southern Alaska · 1825 days ago · 141 km deep · 46 km away
- 1.825 km WSW of Nanwalek, Alaska · 1825 days ago · 62 km deep · 86 km away
- 1.961 km WNW of Anchor Point, Alaska · 1824 days ago · 94 km deep · 43 km away
- 1.635 km W of Nanwalek, Alaska · 1824 days ago · 63 km deep · 71 km away
- 1.754 km SSE of Kokhanok, Alaska · 1824 days ago · 116 km deep · 93 km away
- 2.0Southern Alaska · 1824 days ago · 67 km deep · 71 km away
- 2.156 km NW of Ninilchik, Alaska · 1824 days ago · 87 km deep · 92 km away
- 1.652 km E of Pedro Bay, Alaska · 1824 days ago · 111 km deep · 20 km away
- 1.660 km WSW of Nanwalek, Alaska · 1824 days ago · 68 km deep · 70 km away
- 2.063 km WNW of Happy Valley, Alaska · 1824 days ago · 111 km deep · 54 km away
- 2.162 km W of Happy Valley, Alaska · 1823 days ago · 92 km deep · 53 km away
- 1.860 km W of Anchor Point, Alaska · 1823 days ago · 111 km deep · 40 km away
- 1.667 km WNW of Ninilchik, Alaska · 1823 days ago · 121 km deep · 81 km away
- 1.961 km WNW of Anchor Point, Alaska · 1822 days ago · 92 km deep · 41 km away
- 1.842 km W of Nanwalek, Alaska · 1822 days ago · 67 km deep · 61 km away
- 1.561 km WNW of Anchor Point, Alaska · 1822 days ago · 90 km deep · 46 km away
- 1.658 km W of Ninilchik, Alaska · 1822 days ago · 99 km deep · 66 km away
- 1.629 km WNW of Ninilchik, Alaska · 1822 days ago · 69 km deep · 90 km away
- 2.3Southern Alaska · 1822 days ago · 108 km deep · 43 km away
- 2.265 km WNW of Happy Valley, Alaska · 1822 days ago · 107 km deep · 55 km away
- 1.527 km WSW of Anchor Point, Alaska · 1822 days ago · 69 km deep · 71 km away
- 2.254 km E of Pedro Bay, Alaska · 1822 days ago · 102 km deep · 21 km away
- 1.548 km W of Anchor Point, Alaska · 1822 days ago · 81 km deep · 48 km away
- 1.678 km WNW of Ninilchik, Alaska · 1822 days ago · 109 km deep · 81 km away
- 2.120 km ENE of Pedro Bay, Alaska · 1822 days ago · 145 km deep · 16 km away
- 1.759 km WNW of Nanwalek, Alaska · 1822 days ago · 101 km deep · 40 km away
- 1.945 km W of Anchor Point, Alaska · 1821 days ago · 86 km deep · 50 km away
- 1.936 km WNW of Happy Valley, Alaska · 1821 days ago · 75 km deep · 78 km away
- 1.843 km W of Anchor Point, Alaska · 1821 days ago · 80 km deep · 53 km away
- 2.035 km WNW of Anchor Point, Alaska · 1821 days ago · 94 km deep · 68 km away
- 1.950 km ESE of Port Alsworth, Alaska · 1820 days ago · 162 km deep · 42 km away
- 1.929 km NE of Pedro Bay, Alaska · 1820 days ago · 148 km deep · 29 km away
- 1.958 km WNW of Nanwalek, Alaska · 1820 days ago · 77 km deep · 42 km away
- 2.052 km W of Nanwalek, Alaska · 1820 days ago · 72 km deep · 57 km away
- 1.627 km SW of Anchor Point, Alaska · 1820 days ago · 67 km deep · 76 km away
- 1.769 km ENE of Pedro Bay, Alaska · 1820 days ago · 112 km deep · 46 km away
- 1.537 km WSW of Anchor Point, Alaska · 1820 days ago · 71 km deep · 58 km away
- 1.565 km WNW of Nanwalek, Alaska · 1820 days ago · 91 km deep · 35 km away
- 1.640 km SW of Nanwalek, Alaska · 1819 days ago · 78 km deep · 90 km away
- 1.859 km E of Pedro Bay, Alaska · 1819 days ago · 97 km deep · 29 km away
- 1.530 km W of Nanwalek, Alaska · 1819 days ago · 69 km deep · 77 km away
- 1.742 km E of Pedro Bay, Alaska · 1819 days ago · 114 km deep · 10 km away
- 1.529 km WNW of Anchor Point, Alaska · 1819 days ago · 83 km deep · 71 km away
- 1.944 km WNW of Ninilchik, Alaska · 1819 days ago · 91 km deep · 80 km away
- 1.652 km SE of Pope-Vannoy Landing, Alaska · 1819 days ago · 119 km deep · 50 km away
- 2.932 km WNW of Nanwalek, Alaska · 1819 days ago · 63 km deep · 68 km away · felt by 1
- 2.335 km WNW of Nanwalek, Alaska · 1819 days ago · 68 km deep · 65 km away
- 2.751 km W of Anchor Point, Alaska · 1819 days ago · 91 km deep · 45 km away
- 1.938 km ENE of Pedro Bay, Alaska · 1819 days ago · 126 km deep · 17 km away
- 1.671 km WSW of Nanwalek, Alaska · 1818 days ago · 67 km deep · 83 km away
- 1.868 km E of Port Alsworth, Alaska · 1818 days ago · 123 km deep · 55 km away
- 1.533 km E of Pedro Bay, Alaska · 1818 days ago · 122 km deep · 1 km away
- 2.343 km NW of Nanwalek, Alaska · 1818 days ago · 78 km deep · 57 km away
The first 60 of at least 202.
Before
- 1.758 km ENE of Pedro Bay, Alaska · 1826 days ago · 118 km deep · 36 km away
- 1.971 km WSW of Nanwalek, Alaska · 1826 days ago · 72 km deep · 75 km away
- 1.566 km WNW of Ninilchik, Alaska · 1827 days ago · 119 km deep · 68 km away
- 1.515 km WSW of Nanwalek, Alaska · 1827 days ago · 65 km deep · 91 km away
- 2.89 km SSW of Anchor Point, Alaska · 1827 days ago · 54 km deep · 90 km away · felt by 1
- 1.668 km W of Nanwalek, Alaska · 1827 days ago · 83 km deep · 47 km away
- 1.540 km W of Nanwalek, Alaska · 1827 days ago · 87 km deep · 61 km away
- 1.560 km WNW of Anchor Point, Alaska · 1827 days ago · 105 km deep · 46 km away
- 1.543 km E of Port Alsworth, Alaska · 1827 days ago · 156 km deep · 45 km away
- 1.753 km WNW of Happy Valley, Alaska · 1828 days ago · 97 km deep · 63 km away
- 2.254 km ENE of Pedro Bay, Alaska · 1828 days ago · 132 km deep · 33 km away
- 2.754 km WSW of Anchor Point, Alaska · 1829 days ago · 78 km deep · 45 km away
- 2.237 km ESE of Pedro Bay, Alaska · 1829 days ago · 116 km deep · 9 km away
- 2.738 km WNW of Anchor Point, Alaska · 1829 days ago · 78 km deep · 65 km away
- 1.918 km SW of Nanwalek, Alaska · 1829 days ago · 62 km deep · 93 km away
- 1.968 km W of Happy Valley, Alaska · 1830 days ago · 97 km deep · 47 km away
- 2.137 km W of Nanwalek, Alaska · 1830 days ago · 71 km deep · 66 km away
- 1.617 km WNW of Anchor Point, Alaska · 1830 days ago · 71 km deep · 79 km away
- 1.647 km W of Anchor Point, Alaska · 1830 days ago · 90 km deep · 49 km away
- 2.326 km NW of Anchor Point, Alaska · 1830 days ago · 85 km deep · 76 km away · felt by 1
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak021ceqfttm. Read Sun, Sep 27, 2026, 4:23 PM UTC.