M1.5 earthquake 20km SSW of Willits, CA
A magnitude 1.5 earthquake struck 20km SSW of Willits, CA on Sun, Mar 7, 2021, 1:23 PM PST (21:23 UTC), 6 km (4 mi) below the surface.
A larger quake followed: M4.0 21km SSW of Willits, CA. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.5 (Md, duration), micro
- Magnitude from
- Northern California Seismic System
- Local time
- UTC
- 2021-03-07 21:23:54 UTC
- Depth
- 5.7 km (3.5 mi), shallow
- Epicenter
- 39.246° N, 123.446° 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, 0.8 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- From location
- Station coverage gap
- 48°
- Stations used
- 20
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 183 in the 60 days after this one and 84 in the 30 days before it.
After
- 1.66km NW of The Geysers, CA · 2036 days ago · 3 km deep · 73 km away
- 1.810km ESE of Willits, CA · 2036 days ago · 5 km deep · 21 km away
- 1.53km W of Cobb, CA · 2036 days ago · 2 km deep · 76 km away
- 2.06km NW of The Geysers, CA · 2034 days ago · 3 km deep · 73 km away
- 1.72km NW of The Geysers, CA · 2034 days ago · 2 km deep · 78 km away
- 1.76km NW of The Geysers, CA · 2034 days ago · 3 km deep · 73 km away
- 1.65km WNW of Cobb, CA · 2033 days ago · 2 km deep · 74 km away
- 2.13km W of Cobb, CA · 2032 days ago · 2 km deep · 76 km away
- 1.86km NW of The Geysers, CA · 2032 days ago · 3 km deep · 73 km away
- 2.018km NE of Upper Lake, CA · 2032 days ago · 2 km deep · 60 km away
- 1.818km SE of Lake Pillsbury, CA · 2031 days ago · 7 km deep · 57 km away
- 1.910km NNW of Redwood Valley, CA · 2031 days ago · 6 km deep · 21 km away
- 1.88km NW of The Geysers, CA · 2031 days ago · 2 km deep · 71 km away
- 1.822km SE of Covelo, CA · 2030 days ago · 5 km deep · 52 km away
- 1.810km ESE of Willits, CA · 2030 days ago · 6 km deep · 21 km away
- 1.910km ESE of Willits, CA · 2027 days ago · 6 km deep · 21 km away
- 1.613km NW of The Geysers, CA · 2026 days ago · 3 km deep · 67 km away
- 2.27km NW of The Geysers, CA · 2025 days ago · 3 km deep · 73 km away
- 2.713km W of Lake Pillsbury, CA · 2025 days ago · 1 km deep · 35 km away · felt by 6
- 1.911km N of Healdsburg, CA · 2025 days ago · 6 km deep · 78 km away
- 1.89km WNW of The Geysers, CA · 2024 days ago · 2 km deep · 70 km away
- 1.81km NNE of The Geysers, CA · 2023 days ago · 2 km deep · 79 km away
- 1.95km NW of The Geysers, CA · 2023 days ago · 3 km deep · 74 km away
- 2.013km WNW of Lake Pillsbury, CA · 2023 days ago · 1 km deep · 36 km away
- 1.522km E of Navarro Head, CA · 2022 days ago · 1 km deep · 6 km away
- 1.97km W of Cobb, CA · 2022 days ago · 3 km deep · 72 km away
- 2.73km SSW of Anderson Springs, CA · 2021 days ago · 2 km deep · 84 km away · felt by 1
- 1.63km ENE of The Geysers, CA · 2021 days ago · 1 km deep · 81 km away
- 2.39km WNW of The Geysers, CA · 2021 days ago · 2 km deep · 70 km away
- 2.24km W of Cobb, CA · 2021 days ago · 2 km deep · 75 km away
- 2.24km W of Cobb, CA · 2021 days ago · 2 km deep · 75 km away
- 2.24km SSW of Anderson Springs, CA · 2021 days ago · 2 km deep · 84 km away
- 1.84km SSW of Anderson Springs, CA · 2021 days ago · 1 km deep · 85 km away
- 1.75km NW of The Geysers, CA · 2020 days ago · 1 km deep · 74 km away
- 1.86km WNW of The Geysers, CA · 2020 days ago · 3 km deep · 74 km away
- 4.021km SSW of Willits, CA · 2020 days ago · 8 km deep · 2 km away · felt by 126
- 2.821km SSW of Willits, CA · 2020 days ago · 7 km deep · 3 km away · felt by 13
- 1.620km SSW of Willits, CA · 2020 days ago · 8 km deep · 3 km away
- 1.94km SW of Anderson Springs, CA · 2019 days ago · 2 km deep · 84 km away
- 2.410km SE of Willits, CA · 2019 days ago · 6 km deep · 21 km away · felt by 2
- 1.610km SE of Laytonville, CA · 2018 days ago · 10 km deep · 41 km away
- 2.26km WNW of Cobb, CA · 2018 days ago · 2 km deep · 72 km away
- 1.76km WNW of Cobb, CA · 2018 days ago · 2 km deep · 72 km away
- 1.54km WNW of The Geysers, CA · 2018 days ago · 0 km deep · 75 km away
- 1.96km NW of The Geysers, CA · 2018 days ago · 3 km deep · 73 km away
- 2.813km SE of Talmage, CA · 2017 days ago · 2 km deep · 39 km away · felt by 4
- 2.813km SE of Talmage, CA · 2017 days ago · -1 km deep · 39 km away · felt by 17
- 2.04km SSW of Anderson Springs, CA · 2017 days ago · 1 km deep · 85 km away
- 1.913km SE of Talmage, CA · 2017 days ago · 2 km deep · 40 km away
- 1.77km E of Willits, CA · 2016 days ago · 7 km deep · 24 km away
- 2.04km NW of The Geysers, CA · 2014 days ago · 1 km deep · 76 km away · felt by 1
- 2.111km SSE of Redway, CA · 2014 days ago · 18 km deep · 91 km away
- 1.820km NNW of Boonville, CA · 2014 days ago · 5 km deep · 9 km away
- 3.15km W of Cobb, CA · 2014 days ago · 1 km deep · 74 km away · felt by 12
- 1.93km NNW of The Geysers, CA · 2014 days ago · 0 km deep · 76 km away
- 1.83km NNW of The Geysers, CA · 2014 days ago · 0 km deep · 76 km away
- 1.75km W of Cobb, CA · 2014 days ago · 2 km deep · 75 km away
- 1.51km WNW of The Geysers, CA · 2013 days ago · 1 km deep · 78 km away
- 1.78km NW of The Geysers, CA · 2012 days ago · 2 km deep · 72 km away
- 1.68km NW of The Geysers, CA · 2012 days ago · 2 km deep · 72 km away
The first 60 of 183.
Before
- 2.611km ESE of Willits, CA · 2037 days ago · 7 km deep · 21 km away · felt by 19
- 1.52km E of The Geysers, CA · 2037 days ago · 1 km deep · 81 km away
- 1.99km NNE of Brooktrails, CA · 2038 days ago · 9 km deep · 32 km away
- 2.34km NW of The Geysers, CA · 2038 days ago · 2 km deep · 76 km away
- 2.74km NNW of The Geysers, CA · 2038 days ago · 1 km deep · 76 km away · felt by 2
- 1.64km NNW of The Geysers, CA · 2038 days ago · 1 km deep · 76 km away · felt by 3
- 2.013km W of Lake Pillsbury, CA · 2039 days ago · -1 km deep · 35 km away
- 1.75km NW of The Geysers, CA · 2039 days ago · 3 km deep · 75 km away
- 1.85km SSW of Redwood Valley, CA · 2040 days ago · 0 km deep · 19 km away
- 1.63km SSW of Cobb, CA · 2040 days ago · 2 km deep · 79 km away
- 2.08km W of Cobb, CA · 2040 days ago · 2 km deep · 72 km away · felt by 1
- 2.317km NNW of Laytonville, CA · 2041 days ago · 6 km deep · 66 km away
- 1.77km SW of Boonville, CA · 2042 days ago · 0 km deep · 31 km away
- 2.93km SE of The Geysers, CA · 2042 days ago · 1 km deep · 82 km away · felt by 7
- 2.52km SE of The Geysers, CA · 2042 days ago · 1 km deep · 82 km away
- 2.210km N of Cloverdale, CA · 2043 days ago · -1 km deep · 55 km away
- 1.65km WNW of Cobb, CA · 2043 days ago · 2 km deep · 73 km away
- 2.35km WNW of Cobb, CA · 2043 days ago · 2 km deep · 73 km away · felt by 6
- 2.11km ENE of The Geysers, CA · 2043 days ago · -1 km deep · 79 km away
- 2.01km ENE of The Geysers, CA · 2043 days ago · 0 km deep · 79 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event nc73532566. Read Sun, Oct 4, 2026, 9:11 AM UTC.