M1.7 earthquake 8km E of Willits, CA
A magnitude 1.7 earthquake struck 8km E of Willits, CA on Sun, Nov 7, 2021, 4:01 AM PST (12:01 UTC), 7 km (4 mi) below the surface.
A larger quake followed: M3.1 4km NW of Cobb, CA. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.7 (Md, duration), micro
- Magnitude from
- Northern California Seismic System
- Local time
- UTC
- 2021-11-07 12:01:50 UTC
- Depth
- 7.2 km (4.5 mi), shallow
- Epicenter
- 39.404° N, 123.259° W
- Region
- California
- 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.
- Location uncertainty
- About 0.2 km horizontally, 0.5 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- From location
- Station coverage gap
- 80°
- Stations used
- 21
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 145 in the 60 days after this one and 108 in the 30 days before it.
After
- 2.12km ENE of The Geysers, CA · 1792 days ago · 2 km deep · 83 km away · felt by 1
- 1.72km ENE of The Geysers, CA · 1792 days ago · 1 km deep · 82 km away
- 1.62km ENE of The Geysers, CA · 1792 days ago · 1 km deep · 82 km away · felt by 1
- 1.86km NW of The Geysers, CA · 1791 days ago · 3 km deep · 76 km away
- 1.713km NW of The Geysers, CA · 1791 days ago · 3 km deep · 71 km away
- 1.62km ENE of The Geysers, CA · 1790 days ago · 2 km deep · 82 km away
- 2.23km WSW of Anderson Springs, CA · 1790 days ago · 1 km deep · 85 km away
- 2.19km SE of Willits, CA · 1789 days ago · 6 km deep · 5 km away
- 1.57km NW of The Geysers, CA · 1789 days ago · 2 km deep · 75 km away
- 1.74km W of Cobb, CA · 1789 days ago · 2 km deep · 78 km away
- 1.81km NNW of The Geysers, CA · 1789 days ago · 2 km deep · 81 km away
- 1.77km E of Willits, CA · 1789 days ago · 6 km deep · 2 km away
- 2.86km E of Willits, CA · 1788 days ago · 6 km deep · 2 km away · felt by 20
- 1.77km WNW of Cobb, CA · 1788 days ago · 2 km deep · 75 km away
- 1.818km W of Sea Ranch, CA · 1788 days ago · 3 km deep · 82 km away
- 3.14km NW of Cobb, CA · 1788 days ago · 2 km deep · 76 km away · felt by 25
- 2.43km NW of Cobb, CA · 1788 days ago · 1 km deep · 76 km away
- 1.718km ENE of Nice, CA · 1788 days ago · 5 km deep · 54 km away
- 1.510km NW of Point Arena, CA · 1786 days ago · 2 km deep · 64 km away
- 1.57km W of Cobb, CA · 1785 days ago · 3 km deep · 75 km away
- 1.71km NNE of Kelseyville, CA · 1785 days ago · 6 km deep · 59 km away
- 1.86km NNW of The Geysers, CA · 1784 days ago · 3 km deep · 76 km away
- 1.93km SSW of Cobb, CA · 1784 days ago · 1 km deep · 81 km away
- 1.58km NW of The Geysers, CA · 1783 days ago · 2 km deep · 74 km away
- 1.63km SE of The Geysers, CA · 1783 days ago · 1 km deep · 85 km away
- 2.513km W of Lakeport, CA · 1783 days ago · 3 km deep · 46 km away · felt by 7
- 2.16km W of Cobb, CA · 1783 days ago · 3 km deep · 76 km away
- 1.67km NE of Brooktrails, CA · 1782 days ago · 8 km deep · 11 km away
- 1.713km E of Laytonville, CA · 1780 days ago · 8 km deep · 32 km away
- 1.713km ENE of Cloverdale, CA · 1780 days ago · 3 km deep · 70 km away
- 1.72km N of Redway, CA · 1780 days ago · 22 km deep · 95 km away
- 1.68km W of Cobb, CA · 1779 days ago · 2 km deep · 74 km away
- 1.814km SE of Laytonville, CA · 1778 days ago · 10 km deep · 22 km away
- 2.49km WNW of Cobb, CA · 1777 days ago · 3 km deep · 73 km away
- 1.634km SW of Navarro Head, CA · 1777 days ago · 3 km deep · 83 km away
- 1.77km W of Cobb, CA · 1777 days ago · 3 km deep · 75 km away
- 1.95km NNW of The Geysers, CA · 1777 days ago · 1 km deep · 77 km away
- 1.910km ENE of Healdsburg, CA · 1777 days ago · 5 km deep · 93 km away
- 2.06km WNW of Cobb, CA · 1776 days ago · 2 km deep · 75 km away
- 2.05km W of Cobb, CA · 1773 days ago · 1 km deep · 77 km away · felt by 1
- 2.17km NW of The Geysers, CA · 1773 days ago · 3 km deep · 75 km away
- 2.27km NW of The Geysers, CA · 1773 days ago · 3 km deep · 75 km away
- 1.612km NW of Upper Lake, CA · 1772 days ago · 1 km deep · 28 km away
- 1.88km NW of The Geysers, CA · 1772 days ago · 2 km deep · 74 km away
- 1.96km NNE of Windsor, CA · 1772 days ago · 7 km deep · 98 km away
- 1.89km W of Cobb, CA · 1771 days ago · 1 km deep · 74 km away
- 1.69km W of Cobb, CA · 1771 days ago · 1 km deep · 74 km away
- 1.59km WNW of Cobb, CA · 1771 days ago · 1 km deep · 73 km away
- 1.912km W of Lake Pillsbury, CA · 1771 days ago · -1 km deep · 14 km away
- 1.616km ESE of Boonville, CA · 1770 days ago · 6 km deep · 51 km away
- 2.110km N of Lake Pillsbury, CA · 1770 days ago · 6 km deep · 29 km away
- 1.64km SSE of Redwood Valley, CA · 1770 days ago · 6 km deep · 20 km away
- 1.612km N of Brooktrails, CA · 1770 days ago · 7 km deep · 19 km away
- 1.68km NW of The Geysers, CA · 1769 days ago · 2 km deep · 74 km away
- 1.76km NW of The Geysers, CA · 1769 days ago · 3 km deep · 76 km away
- 2.53km ENE of The Geysers, CA · 1769 days ago · 2 km deep · 82 km away · felt by 6
- 1.53km SSW of Cobb, CA · 1769 days ago · 1 km deep · 81 km away
- 2.41km NNW of The Geysers, CA · 1768 days ago · 2 km deep · 81 km away
- 1.88km NW of The Geysers, CA · 1766 days ago · 2 km deep · 75 km away
- 1.816km W of Ukiah, CA · 1765 days ago · 4 km deep · 29 km away
The first 60 of 145.
Before
- 2.48km E of Willits, CA · 1792 days ago · 7 km deep · 0 km away
- 1.917km WNW of Cape Vizcaino, CA · 1793 days ago · 1 km deep · 77 km away
- 1.56km E of Willits, CA · 1793 days ago · 6 km deep · 3 km away
- 1.617km NW of Lake Pillsbury, CA · 1793 days ago · 3 km deep · 17 km away · felt by 2
- 1.92km SW of Cobb, CA · 1793 days ago · 2 km deep · 80 km away · felt by 1
- 1.81km W of The Geysers, CA · 1793 days ago · 1 km deep · 82 km away
- 2.88km W of Cobb, CA · 1794 days ago · 2 km deep · 74 km away · felt by 13
- 1.93km NE of The Geysers, CA · 1794 days ago · 2 km deep · 82 km away · felt by 1
- 1.72km ESE of The Geysers, CA · 1795 days ago · 1 km deep · 84 km away
- 1.96km NW of The Geysers, CA · 1796 days ago · 1 km deep · 77 km away
- 4.119km NW of Covelo, CA · 1796 days ago · 7 km deep · 56 km away · felt by 21
- 1.511km WNW of The Geysers, CA · 1796 days ago · 3 km deep · 72 km away
- 1.99km NW of The Geysers, CA · 1797 days ago · 1 km deep · 73 km away
- 1.56km W of Cobb, CA · 1797 days ago · 2 km deep · 76 km away
- 1.76km NW of The Geysers, CA · 1797 days ago · 3 km deep · 76 km away
- 1.52km WSW of Anderson Springs, CA · 1797 days ago · 2 km deep · 85 km away
- 1.813km SE of Laytonville, CA · 1798 days ago · 6 km deep · 24 km away
- 1.813km SE of Laytonville, CA · 1798 days ago · 6 km deep · 24 km away
- 1.51km NNW of The Geysers, CA · 1799 days ago · 2 km deep · 81 km away
- 1.52km N of The Geysers, CA · 1799 days ago · 4 km deep · 80 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event nc73649930. Read Sun, Oct 4, 2026, 3:38 PM UTC.