M1.8 earthquake 66 km WNW of Nanwalek, Alaska
A magnitude 1.8 earthquake struck 66 km WNW of Nanwalek, Alaska on Thu, Oct 21, 2021, 9:18 PM AKDT (05:18 UTC), 99 km (62 mi) below the surface.
A larger quake followed: M4.7 19 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
- 1.8 (ml), micro
- Local time
- UTC
- 2021-10-22 05:18:38 UTC
- Depth
- 99.3 km (61.7 mi), intermediate-depth
- Epicenter
- 59.515° N, 153.048° 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
- 40
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 at least 200 in the 30 days before it.
After
- 1.861 km WNW of Anchor Point, Alaska · 1802 days ago · 97 km deep · 42 km away
- 1.731 km WNW of Nanwalek, Alaska · 1802 days ago · 88 km deep · 34 km away
- 1.826 km WNW of Anchor Point, Alaska · 1802 days ago · 85 km deep · 57 km away
- 1.869 km ENE of Pedro Bay, Alaska · 1802 days ago · 122 km deep · 60 km away
- 1.738 km WSW of Anchor Point, Alaska · 1802 days ago · 75 km deep · 36 km away
- 2.28 km ESE of Kokhanok, Alaska · 1802 days ago · 168 km deep · 90 km away
- 1.614 km W of Anchor Point, Alaska · 1801 days ago · 76 km deep · 60 km away
- 2.076 km N of Aleneva, Alaska · 1801 days ago · 74 km deep · 87 km away
- 1.775 km SSW of Nanwalek, Alaska · 1801 days ago · 13 km deep · 92 km away
- 1.745 km WNW of Happy Valley, Alaska · 1801 days ago · 95 km deep · 73 km away
- 1.743 km NW of Ninilchik, Alaska · 1801 days ago · 94 km deep · 99 km away
- 1.865 km ENE of Pedro Bay, Alaska · 1801 days ago · 113 km deep · 48 km away
- 2.260 km WNW of Nanwalek, Alaska · 1801 days ago · 91 km deep · 8 km away
- 1.837 km W of Anchor Point, Alaska · 1801 days ago · 77 km deep · 46 km away
- 1.725 km WNW of Happy Valley, Alaska · 1801 days ago · 75 km deep · 75 km away
- 2.149 km E of Pedro Bay, Alaska · 1801 days ago · 111 km deep · 32 km away
- 1.762 km WNW of Happy Valley, Alaska · 1801 days ago · 103 km deep · 63 km away
- 1.911 km NW of Seldovia Village, Alaska · 1801 days ago · 45 km deep · 72 km away
- 1.950 km NE of Pedro Bay, Alaska · 1800 days ago · 152 km deep · 67 km away
- 1.760 km WNW of Anchor Point, Alaska · 1800 days ago · 92 km deep · 50 km away
- 1.622 km W of Anchor Point, Alaska · 1800 days ago · 64 km deep · 57 km away
- 2.260 km E of Pedro Bay, Alaska · 1800 days ago · 102 km deep · 33 km away
- 3.161 km E of Pedro Bay, Alaska · 1800 days ago · 107 km deep · 26 km away
- 2.048 km NE of Pedro Bay, Alaska · 1800 days ago · 141 km deep · 62 km away
- 1.860 km WNW of Ninilchik, Alaska · 1800 days ago · 109 km deep · 86 km away
- 1.843 km WNW of Ninilchik, Alaska · 1800 days ago · 94 km deep · 85 km away
- 2.028 km E of Pedro Bay, Alaska · 1800 days ago · 132 km deep · 44 km away
- 1.664 km E of Pedro Bay, Alaska · 1799 days ago · 100 km deep · 43 km away
- 1.644 km WNW of Nanwalek, Alaska · 1799 days ago · 78 km deep · 22 km away
- 2.034 km WNW of Anchor Point, Alaska · 1799 days ago · 207 km deep · 53 km away
- 1.573 km E of Port Alsworth, Alaska · 1799 days ago · 123 km deep · 73 km away
- 1.655 km E of Port Alsworth, Alaska · 1799 days ago · 142 km deep · 74 km away
- 1.745 km ENE of Pedro Bay, Alaska · 1799 days ago · 151 km deep · 47 km away
- 2.464 km ENE of Pedro Bay, Alaska · 1799 days ago · 119 km deep · 49 km away
- 1.67 km WSW of Happy Valley, Alaska · 1799 days ago · 78 km deep · 80 km away
- 1.561 km ESE of Pedro Bay, Alaska · 1799 days ago · 113 km deep · 8 km away
- 1.630 km W of Anchor Point, Alaska · 1799 days ago · 100 km deep · 49 km away
- 1.666 km ENE of Pedro Bay, Alaska · 1799 days ago · 124 km deep · 65 km away
- 1.853 km ENE of Pedro Bay, Alaska · 1799 days ago · 135 km deep · 58 km away
- 1.552 km WNW of Ninilchik, Alaska · 1799 days ago · 94 km deep · 79 km away
- 2.056 km WNW of Anchor Point, Alaska · 1798 days ago · 98 km deep · 49 km away
- 1.665 km WNW of Nanwalek, Alaska · 1798 days ago · 105 km deep · 5 km away
- 1.854 km W of Nanwalek, Alaska · 1798 days ago · 75 km deep · 16 km away
- 1.662 km SE of Pope-Vannoy Landing, Alaska · 1798 days ago · 104 km deep · 58 km away
- 1.837 km ENE of Pedro Bay, Alaska · 1798 days ago · 137 km deep · 54 km away
- 2.767 km WSW of Nanwalek, Alaska · 1798 days ago · 64 km deep · 47 km away
- 3.746 km NE of Pedro Bay, Alaska · 1798 days ago · 168 km deep · 68 km away · felt by 1
- 1.544 km W of Nanwalek, Alaska · 1798 days ago · 72 km deep · 25 km away
- 1.635 km WSW of Anchor Point, Alaska · 1798 days ago · 76 km deep · 40 km away
- 1.867 km W of Happy Valley, Alaska · 1798 days ago · 88 km deep · 61 km away
- 1.750 km W of Happy Valley, Alaska · 1798 days ago · 94 km deep · 58 km away
- 1.766 km WNW of Nanwalek, Alaska · 1798 days ago · 93 km deep · 6 km away
- 1.954 km E of Pedro Bay, Alaska · 1798 days ago · 102 km deep · 26 km away
- 1.864 km WNW of Anchor Point, Alaska · 1797 days ago · 94 km deep · 56 km away
- 1.948 km WNW of Anchor Point, Alaska · 1797 days ago · 80 km deep · 53 km away
- 1.551 km SE of Pedro Bay, Alaska · 1797 days ago · 85 km deep · 20 km away
- 2.956 km SE of Pedro Bay, Alaska · 1797 days ago · 102 km deep · 24 km away
- 1.7Southern Alaska · 1797 days ago · 105 km deep · 66 km away
- 1.759 km W of Anchor Point, Alaska · 1797 days ago · 95 km deep · 28 km away
- 1.92 km SE of Ninilchik, Alaska · 1797 days ago · 71 km deep · 98 km away
The first 60 of at least 202.
Before
- 1.576 km SW of Nanwalek, Alaska · 1802 days ago · 60 km deep · 78 km away
- 2.654 km W of Nanwalek, Alaska · 1802 days ago · 80 km deep · 28 km away
- 1.915 km WSW of Nanwalek, Alaska · 1803 days ago · 79 km deep · 55 km away
- 1.541 km NW of Nanwalek, Alaska · 1803 days ago · 67 km deep · 32 km away
- 1.960 km SE of Pope-Vannoy Landing, Alaska · 1803 days ago · 95 km deep · 52 km away
- 3.149 km ENE of Pedro Bay, Alaska · 1803 days ago · 122 km deep · 52 km away
- 1.640 km W of Anchor Point, Alaska · 1803 days ago · 70 km deep · 36 km away
- 2.363 km SW of Nanwalek, Alaska · 1803 days ago · 60 km deep · 56 km away
- 1.769 km E of Port Alsworth, Alaska · 1803 days ago · 118 km deep · 71 km away
- 1.8Southern Alaska · 1804 days ago · 112 km deep · 63 km away
- 2.064 km SE of Kokhanok, Alaska · 1804 days ago · 102 km deep · 78 km away
- 2.361 km WNW of Nanwalek, Alaska · 1804 days ago · 87 km deep · 9 km away
- 1.858 km WNW of Anchor Point, Alaska · 1804 days ago · 95 km deep · 50 km away
- 1.873 km WSW of Nanwalek, Alaska · 1804 days ago · 74 km deep · 44 km away
- 1.756 km WNW of Anchor Point, Alaska · 1804 days ago · 96 km deep · 48 km away
- 1.524 km SW of Nanwalek, Alaska · 1804 days ago · 60 km deep · 56 km away
- 1.742 km WNW of Nanwalek, Alaska · 1804 days ago · 83 km deep · 24 km away
- 2.161 km WNW of Happy Valley, Alaska · 1804 days ago · 93 km deep · 63 km away
- 1.638 km ENE of Pedro Bay, Alaska · 1804 days ago · 130 km deep · 46 km away
- 2.260 km WNW of Ninilchik, Alaska · 1804 days ago · 109 km deep · 86 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak021djymio5. Read Mon, Sep 28, 2026, 6:54 AM UTC.