M1.9 earthquake 54 km NW of Ninilchik, Alaska
A magnitude 1.9 earthquake struck 54 km NW of Ninilchik, Alaska on Sat, Sep 18, 2021, 11:33 PM AKDT (07:33 UTC), 86 km (54 mi) below the surface.
A larger quake followed: M2.6 Southern 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
- 2021-09-19 07:33:36 UTC
- Depth
- 86.2 km (53.6 mi), intermediate-depth
- Epicenter
- 60.382° N, 152.399° 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
- 77
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.
After
- 1.859 km W of Happy Valley, Alaska · 1788 days ago · 102 km deep · 44 km away
- 2.6Southern Alaska · 1788 days ago · 130 km deep · 63 km away
- 1.6Kenai Peninsula, Alaska · 1788 days ago · 85 km deep · 39 km away
- 1.714 km NW of Ninilchik, Alaska · 1788 days ago · 70 km deep · 40 km away
- 1.853 km WNW of Ninilchik, Alaska · 1788 days ago · 97 km deep · 21 km away
- 1.843 km WNW of Anchor Point, Alaska · 1788 days ago · 82 km deep · 49 km away
- 2.09 km NNE of Ninilchik, Alaska · 1788 days ago · 58 km deep · 53 km away
- 1.952 km WNW of Ninilchik, Alaska · 1787 days ago · 98 km deep · 28 km away
- 3.114 km WSW of Clam Gulch, Alaska · 1787 days ago · 64 km deep · 46 km away · felt by 1
- 1.78 km W of Ninilchik, Alaska · 1787 days ago · 56 km deep · 50 km away
- 1.614 km ESE of Clam Gulch, Alaska · 1787 days ago · 66 km deep · 72 km away
- 3.415 km W of Clam Gulch, Alaska · 1787 days ago · 66 km deep · 43 km away · felt by 1
- 1.6Kenai Peninsula, Alaska · 1787 days ago · 55 km deep · 75 km away
- 1.749 km WNW of Ninilchik, Alaska · 1787 days ago · 84 km deep · 16 km away
- 1.747 km WNW of Nikiski, Alaska · 1787 days ago · 87 km deep · 58 km away
- 1.766 km WNW of Happy Valley, Alaska · 1787 days ago · 103 km deep · 40 km away
- 2.740 km E of Pedro Bay, Alaska · 1787 days ago · 142 km deep · 81 km away
- 2.058 km ENE of Pedro Bay, Alaska · 1787 days ago · 113 km deep · 60 km away
- 1.841 km WNW of Anchor Point, Alaska · 1787 days ago · 86 km deep · 56 km away
- 2.036 km E of Pedro Bay, Alaska · 1787 days ago · 124 km deep · 92 km away
- 2.355 km ENE of Pedro Bay, Alaska · 1787 days ago · 123 km deep · 64 km away
- 1.737 km NW of Nanwalek, Alaska · 1787 days ago · 67 km deep · 92 km away
- 1.653 km W of Ninilchik, Alaska · 1787 days ago · 82 km deep · 30 km away
- 2.036 km WNW of Anchor Point, Alaska · 1786 days ago · 81 km deep · 57 km away
- 2.1Kenai Peninsula, Alaska · 1786 days ago · 93 km deep · 41 km away
- 1.859 km WSW of Anchor Point, Alaska · 1786 days ago · 99 km deep · 88 km away
- 2.8Kenai Peninsula, Alaska · 1786 days ago · 65 km deep · 58 km away
- 2.186 km W of Salamatof, Alaska · 1786 days ago · 133 km deep · 45 km away
- 2.129 km WNW of Happy Valley, Alaska · 1786 days ago · 68 km deep · 36 km away
- 1.623 km WNW of Clam Gulch, Alaska · 1786 days ago · 73 km deep · 35 km away
- 2.145 km E of Pedro Bay, Alaska · 1786 days ago · 115 km deep · 78 km away
- 1.759 km WNW of Anchor Point, Alaska · 1786 days ago · 93 km deep · 50 km away
- 1.740 km W of Anchor Point, Alaska · 1786 days ago · 78 km deep · 71 km away
- 1.562 km WNW of Anchor Point, Alaska · 1786 days ago · 99 km deep · 56 km away
- 2.473 km WNW of Nikiski, Alaska · 1786 days ago · 128 km deep · 66 km away
- 1.837 km W of Kalifornsky, Alaska · 1786 days ago · 85 km deep · 25 km away
- 1.519 km SW of Point Possession, Alaska · 1786 days ago · 63 km deep · 93 km away
- 1.558 km WNW of Anchor Point, Alaska · 1786 days ago · 96 km deep · 58 km away
- 1.911 km SW of Clam Gulch, Alaska · 1785 days ago · 39 km deep · 55 km away
- 1.612 km NW of Happy Valley, Alaska · 1785 days ago · 68 km deep · 49 km away
- 1.712 km NW of Ninilchik, Alaska · 1785 days ago · 65 km deep · 43 km away
- 1.647 km W of Anchor Point, Alaska · 1785 days ago · 88 km deep · 62 km away
- 1.753 km W of Anchor Point, Alaska · 1785 days ago · 82 km deep · 75 km away
- 3.340 km ESE of Pedro Bay, Alaska · 1785 days ago · 118 km deep · 94 km away
- 1.972 km W of Salamatof, Alaska · 1785 days ago · 8 km deep · 20 km away
- 1.762 km ESE of Pedro Bay, Alaska · 1785 days ago · 100 km deep · 91 km away
- 1.660 km WNW of Anchor Point, Alaska · 1785 days ago · 96 km deep · 60 km away
- 1.773 km WNW of Salamatof, Alaska · 1785 days ago · 133 km deep · 44 km away
- 2.166 km ENE of Pedro Bay, Alaska · 1785 days ago · 109 km deep · 53 km away
- 1.742 km NW of Ninilchik, Alaska · 1785 days ago · 88 km deep · 12 km away
- 1.761 km WNW of Nanwalek, Alaska · 1784 days ago · 100 km deep · 94 km away
- 1.646 km WNW of Ninilchik, Alaska · 1784 days ago · 95 km deep · 25 km away
- 1.759 km E of Pedro Bay, Alaska · 1784 days ago · 104 km deep · 72 km away
- 1.626 km W of Anchor Point, Alaska · 1784 days ago · 70 km deep · 67 km away
- 1.660 km ENE of Pedro Bay, Alaska · 1784 days ago · 113 km deep · 61 km away
- 1.765 km WNW of Nanwalek, Alaska · 1784 days ago · 84 km deep · 99 km away
- 1.852 km E of Pedro Bay, Alaska · 1784 days ago · 124 km deep · 71 km away
- 1.833 km ENE of Pedro Bay, Alaska · 1784 days ago · 151 km deep · 85 km away
- 3.267 km WNW of Happy Valley, Alaska · 1784 days ago · 123 km deep · 44 km away · felt by 1
- 1.666 km W of Happy Valley, Alaska · 1784 days ago · 108 km deep · 45 km away
The first 60 of 200.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak021c1f643r. Read Wed, Sep 23, 2026, 11:33 PM UTC.