M2.4 earthquake 7km WNW of Willows, CA
A magnitude 2.4 earthquake struck 7km WNW of Willows, CA on Thu, May 6, 2021, 5:51 PM PDT (00:51 UTC), 28 km (17 mi) below the surface.
A larger quake followed: M4.0 7km WNW of The Geysers, CA. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.4 (Md, duration), micro
- Magnitude from
- Northern California Seismic System
- Local time
- UTC
- 2021-05-07 00:51:48 UTC
- Depth
- 28.0 km (17.4 mi), shallow
- Epicenter
- 39.538° N, 122.274° W
- Region
- California
- Felt reports
- 3
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
3 people reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 0.4 km horizontally, 0.9 km in depth
- Magnitude uncertainty
- ±0.17
- Depth from
- From location
- Station coverage gap
- 50°
- Stations used
- 23
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 166 in the 60 days after this one and 117 in the 30 days before it.
After
- 1.96km NW of The Geysers, CA · 1977 days ago · 2 km deep · 93 km away
- 1.96km W of Cobb, CA · 1976 days ago · 1 km deep · 91 km away · felt by 1
- 1.64km W of Cobb, CA · 1976 days ago · 3 km deep · 90 km away
- 1.912km WNW of Redwood Valley, CA · 1975 days ago · 6 km deep · 96 km away
- 2.08km NW of The Geysers, CA · 1975 days ago · 2 km deep · 91 km away
- 1.76km NW of The Geysers, CA · 1975 days ago · 3 km deep · 92 km away
- 1.86km NW of The Geysers, CA · 1974 days ago · 3 km deep · 91 km away
- 2.013km NE of Upper Lake, CA · 1974 days ago · -1 km deep · 56 km away
- 2.19km ESE of Willits, CA · 1974 days ago · 4 km deep · 87 km away · felt by 2
- 1.95km NE of Talmage, CA · 1974 days ago · 9 km deep · 84 km away
- 2.17km NW of The Geysers, CA · 1973 days ago · 2 km deep · 93 km away
- 1.75km WSW of Redwood Valley, CA · 1973 days ago · 2 km deep · 91 km away
- 1.615km SE of Laytonville, CA · 1973 days ago · 7 km deep · 94 km away
- 1.71km E of The Geysers, CA · 1973 days ago · 1 km deep · 94 km away
- 1.91km NNW of The Geysers, CA · 1972 days ago · 1 km deep · 94 km away
- 2.126km W of Rancho Tehama Reserve, CA · 1972 days ago · 1 km deep · 63 km away
- 1.72km NE of The Geysers, CA · 1971 days ago · 2 km deep · 93 km away
- 1.79km NNW of Redwood Valley, CA · 1971 days ago · 6 km deep · 84 km away
- 1.96km NW of The Geysers, CA · 1971 days ago · 3 km deep · 92 km away
- 2.07km NW of The Geysers, CA · 1970 days ago · 2 km deep · 93 km away
- 1.87km NW of The Geysers, CA · 1970 days ago · 3 km deep · 93 km away
- 1.913km SE of Lake Pillsbury, CA · 1970 days ago · 7 km deep · 53 km away
- 1.58km SE of Middletown, CA · 1970 days ago · 5 km deep · 95 km away
- 3.02km ESE of The Geysers, CA · 1969 days ago · 3 km deep · 94 km away · felt by 13
- 1.82km ESE of The Geysers, CA · 1969 days ago · 0 km deep · 94 km away
- 1.58km NW of The Geysers, CA · 1969 days ago · 2 km deep · 92 km away
- 2.22km ENE of The Geysers, CA · 1969 days ago · 2 km deep · 92 km away
- 1.610km WNW of The Geysers, CA · 1968 days ago · 3 km deep · 94 km away
- 2.215km NNE of Angwin, CA · 1967 days ago · 8 km deep · 93 km away
- 2.015km NNE of Angwin, CA · 1967 days ago · 9 km deep · 94 km away
- 1.615km NNE of Angwin, CA · 1967 days ago · 9 km deep · 94 km away
- 1.714km NNE of Angwin, CA · 1966 days ago · 9 km deep · 94 km away
- 1.83km NE of The Geysers, CA · 1965 days ago · 2 km deep · 92 km away
- 1.76km NW of The Geysers, CA · 1965 days ago · 3 km deep · 92 km away
- 1.76km NW of The Geysers, CA · 1965 days ago · 2 km deep · 93 km away
- 1.717km SSE of Talmage, CA · 1965 days ago · 0 km deep · 96 km away
- 2.06km NW of The Geysers, CA · 1964 days ago · 2 km deep · 93 km away
- 1.514km E of Lower Lake, CA · 1964 days ago · 5 km deep · 70 km away
- 2.17km WNW of Cobb, CA · 1964 days ago · 2 km deep · 91 km away
- 1.78km SE of Talmage, CA · 1963 days ago · 4 km deep · 87 km away
- 1.513km ESE of Hidden Valley Lake, CA · 1963 days ago · 8 km deep · 87 km away
- 1.911km WNW of The Geysers, CA · 1963 days ago · 2 km deep · 94 km away
- 1.84km NW of The Geysers, CA · 1962 days ago · 3 km deep · 93 km away
- 1.98km WNW of Cobb, CA · 1962 days ago · 3 km deep · 91 km away
- 1.65km NW of The Geysers, CA · 1962 days ago · 1 km deep · 93 km away
- 1.65km NW of The Geysers, CA · 1961 days ago · 1 km deep · 94 km away
- 2.610km NNW of Redwood Valley, CA · 1961 days ago · 5 km deep · 86 km away · felt by 7
- 1.76km NW of The Geysers, CA · 1960 days ago · 3 km deep · 92 km away
- 2.24km NW of The Geysers, CA · 1960 days ago · 3 km deep · 93 km away
- 1.911km N of Covelo, CA · 1960 days ago · 8 km deep · 92 km away
- 1.518km NNW of Cloverdale, CA · 1960 days ago · 3 km deep · 97 km away
- 2.02km NW of The Geysers, CA · 1959 days ago · 4 km deep · 94 km away
- 1.810km NNW of Redwood Valley, CA · 1959 days ago · 7 km deep · 85 km away
- 1.97km NW of The Geysers, CA · 1959 days ago · 3 km deep · 93 km away
- 1.920km NE of Red Bluff, CA · 1959 days ago · 10 km deep · 88 km away
- 2.012km WNW of Redwood Valley, CA · 1959 days ago · 5 km deep · 96 km away
- 2.34km NNW of The Geysers, CA · 1958 days ago · 2 km deep · 92 km away · felt by 1
- 2.94km SSE of Redwood Valley, CA · 1958 days ago · 5 km deep · 85 km away · felt by 232
- 1.69km WNW of The Geysers, CA · 1958 days ago · 3 km deep · 94 km away
- 1.710km WNW of The Geysers, CA · 1958 days ago · 2 km deep · 94 km away
The first 60 of 166.
Before
- 1.713km NW of The Geysers, CA · 1977 days ago · 3 km deep · 93 km away
- 2.57km WNW of Cobb, CA · 1977 days ago · 2 km deep · 90 km away · felt by 2
- 1.79km SE of Talmage, CA · 1977 days ago · 6 km deep · 87 km away
- 1.66km NW of The Geysers, CA · 1977 days ago · 3 km deep · 91 km away
- 2.28km NW of The Geysers, CA · 1977 days ago · 2 km deep · 91 km away
- 1.811km W of Lakeport, CA · 1978 days ago · 7 km deep · 87 km away
- 1.98km NW of The Geysers, CA · 1978 days ago · 2 km deep · 92 km away
- 1.77km NW of The Geysers, CA · 1978 days ago · 2 km deep · 91 km away
- 2.89km ESE of Willits, CA · 1978 days ago · 4 km deep · 87 km away · felt by 42
- 1.97km WNW of Cobb, CA · 1979 days ago · 2 km deep · 90 km away
- 1.58km W of Cobb, CA · 1979 days ago · 2 km deep · 91 km away
- 2.04km WNW of The Geysers, CA · 1979 days ago · 0 km deep · 94 km away
- 2.38km WNW of Willows, CA · 1980 days ago · 28 km deep · 0 km away · felt by 3
- 1.78km W of Cobb, CA · 1980 days ago · 2 km deep · 91 km away
- 1.93km SW of Anderson Springs, CA · 1980 days ago · 2 km deep · 95 km away
- 1.62km NE of The Geysers, CA · 1981 days ago · 1 km deep · 93 km away
- 2.17km ENE of Laytonville, CA · 1981 days ago · 10 km deep · 99 km away
- 1.86km WNW of Cobb, CA · 1981 days ago · 2 km deep · 90 km away · felt by 1
- 2.17km NW of The Geysers, CA · 1981 days ago · 2 km deep · 93 km away
- 2.110km NW of The Geysers, CA · 1981 days ago · 2 km deep · 91 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event nc73559200. Read Sun, Oct 4, 2026, 10:48 PM UTC.