M1.5 earthquake 15km E of Angwin, CA
A magnitude 1.5 earthquake struck 15km E of Angwin, CA on Mon, Oct 26, 2020, 5:12 AM PDT (12:12 UTC), 6 km (3 mi) below the surface.
A larger quake followed: M4.4 13km W of Lakeport, 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
- 2020-10-26 12:12:25 UTC
- Depth
- 5.6 km (3.5 mi), shallow
- Epicenter
- 38.563° N, 122.276° 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 1.0 km horizontally, 1.1 km in depth
- Magnitude uncertainty
- ±0.17
- Depth from
- From location
- Station coverage gap
- 107°
- Stations used
- 11
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 187 in the 60 days after this one and 57 in the 30 days before it.
After
- 3.513km E of Angwin, CA · 2169 days ago · 9 km deep · 3 km away · felt by 73
- 2.013km ESE of Angwin, CA · 2169 days ago · 1 km deep · 3 km away
- 1.614km E of Angwin, CA · 2169 days ago · 3 km deep · 1 km away
- 1.73km SE of The Geysers, CA · 2169 days ago · 1 km deep · 45 km away
- 2.01km NNE of The Geysers, CA · 2169 days ago · 2 km deep · 48 km away
- 2.06km NW of The Geysers, CA · 2168 days ago · 2 km deep · 54 km away
- 1.87km NW of The Geysers, CA · 2168 days ago · 3 km deep · 55 km away
- 2.16km SSW of Yountville, CA · 2168 days ago · 8 km deep · 25 km away
- 2.04km SSW of Anderson Springs, CA · 2167 days ago · 2 km deep · 42 km away
- 2.24km S of Anderson Springs, CA · 2167 days ago · 2 km deep · 42 km away
- 1.93km SSW of Anderson Springs, CA · 2167 days ago · 2 km deep · 42 km away
- 1.68km W of Calistoga, CA · 2167 days ago · 0 km deep · 34 km away
- 2.314km E of Angwin, CA · 2167 days ago · 6 km deep · 1 km away · felt by 1
- 2.52km WSW of Anderson Springs, CA · 2167 days ago · 1 km deep · 44 km away · felt by 4
- 1.618km NNE of Nice, CA · 2167 days ago · 7 km deep · 87 km away · felt by 1
- 1.76km SW of Yountville, CA · 2167 days ago · 11 km deep · 26 km away
- 1.57km NW of The Geysers, CA · 2166 days ago · 4 km deep · 55 km away
- 1.73km SW of Anderson Springs, CA · 2166 days ago · 1 km deep · 43 km away
- 1.55km N of Dublin, CA · 2166 days ago · 10 km deep · 96 km away
- 1.710km ENE of Hidden Valley Lake, CA · 2165 days ago · 5 km deep · 34 km away
- 1.612km SSE of Boonville, CA · 2164 days ago · 3 km deep · 96 km away
- 2.03km NNW of The Geysers, CA · 2164 days ago · 2 km deep · 50 km away
- 1.94km NW of The Geysers, CA · 2163 days ago · 0 km deep · 52 km away
- 1.54km WNW of The Geysers, CA · 2163 days ago · 2 km deep · 52 km away
- 1.82km S of Angwin, CA · 2162 days ago · 12 km deep · 15 km away
- 1.92km NNE of Bethel Island, CA · 2161 days ago · 12 km deep · 82 km away · felt by 1
- 1.59km WNW of The Geysers, CA · 2160 days ago · 2 km deep · 57 km away
- 1.57km NW of The Geysers, CA · 2160 days ago · 2 km deep · 55 km away
- 1.86km NW of The Geysers, CA · 2160 days ago · 3 km deep · 54 km away
- 1.76km NW of The Geysers, CA · 2160 days ago · 3 km deep · 54 km away
- 1.73km WNW of Cobb, CA · 2159 days ago · 0 km deep · 51 km away
- 1.87km NW of The Geysers, CA · 2158 days ago · 3 km deep · 54 km away · felt by 1
- 2.57km W of Cobb, CA · 2157 days ago · 3 km deep · 55 km away
- 1.83km WNW of The Geysers, CA · 2157 days ago · 4 km deep · 51 km away
- 1.86km NW of The Geysers, CA · 2156 days ago · 1 km deep · 54 km away · felt by 1
- 1.95km NW of The Geysers, CA · 2156 days ago · 3 km deep · 52 km away
- 1.86km NW of The Geysers, CA · 2156 days ago · 2 km deep · 54 km away
- 1.58km NW of The Geysers, CA · 2155 days ago · 2 km deep · 55 km away
- 1.66km W of Cobb, CA · 2155 days ago · 1 km deep · 53 km away
- 1.66km NW of The Geysers, CA · 2155 days ago · 3 km deep · 53 km away
- 2.07km NW of The Geysers, CA · 2155 days ago · 3 km deep · 55 km away
- 2.17km NW of The Geysers, CA · 2155 days ago · 1 km deep · 55 km away
- 1.53km NNW of Benicia, CA · 2153 days ago · 5 km deep · 55 km away · felt by 3
- 1.87km NW of The Geysers, CA · 2153 days ago · 3 km deep · 54 km away
- 1.58km NW of The Geysers, CA · 2153 days ago · 2 km deep · 56 km away
- 1.62km NNE of The Geysers, CA · 2153 days ago · 0 km deep · 49 km away
- 1.614km WSW of Lakeport, CA · 2152 days ago · 5 km deep · 83 km away
- 2.014km WSW of Lakeport, CA · 2152 days ago · 5 km deep · 83 km away
- 1.813km NW of The Geysers, CA · 2152 days ago · 3 km deep · 61 km away
- 1.73km SE of The Geysers, CA · 2152 days ago · 3 km deep · 46 km away
- 1.93km SE of The Geysers, CA · 2151 days ago · 2 km deep · 45 km away
- 2.86km NW of The Geysers, CA · 2151 days ago · 3 km deep · 54 km away · felt by 4
- 1.67km NW of The Geysers, CA · 2151 days ago · 1 km deep · 55 km away
- 1.56km NW of The Geysers, CA · 2151 days ago · 4 km deep · 54 km away
- 1.97km SE of Lower Lake, CA · 2151 days ago · 7 km deep · 41 km away
- 2.04km N of Larkfield-Wikiup, CA · 2151 days ago · 7 km deep · 41 km away
- 1.67km NW of The Geysers, CA · 2151 days ago · 3 km deep · 54 km away
- 1.88km WNW of Cobb, CA · 2150 days ago · 2 km deep · 55 km away
- 1.66km NW of The Geysers, CA · 2150 days ago · 3 km deep · 54 km away
- 1.84km NW of The Geysers, CA · 2149 days ago · 2 km deep · 51 km away
The first 60 of 187.
Before
- 1.615km E of Angwin, CA · 2169 days ago · 5 km deep · 0 km away
- 1.77km W of Clearlake, CA · 2170 days ago · 1 km deep · 58 km away · felt by 4
- 1.81km ESE of The Geysers, CA · 2170 days ago · 1 km deep · 47 km away
- 1.52km SSW of Anderson Springs, CA · 2170 days ago · 2 km deep · 43 km away
- 2.05km NW of The Geysers, CA · 2171 days ago · 1 km deep · 52 km away
- 1.60km ESE of Anderson Springs, CA · 2171 days ago · 2 km deep · 43 km away
- 2.81km SSW of Anderson Springs, CA · 2171 days ago · 2 km deep · 43 km away · felt by 14
- 1.86km NW of The Geysers, CA · 2172 days ago · 3 km deep · 54 km away
- 1.63km ENE of The Geysers, CA · 2172 days ago · 2 km deep · 46 km away
- 1.85km NNE of Black Point-Green Point, CA · 2174 days ago · 4 km deep · 49 km away · felt by 4
- 1.813km W of Williams, CA · 2174 days ago · 23 km deep · 66 km away
- 1.66km WNW of Cobb, CA · 2174 days ago · 2 km deep · 53 km away
- 1.54km SSE of Brentwood, CA · 2175 days ago · 11 km deep · 89 km away
- 1.55km NW of The Geysers, CA · 2175 days ago · 3 km deep · 52 km away
- 2.07km NW of The Geysers, CA · 2176 days ago · 3 km deep · 55 km away
- 1.55km N of Kenwood, CA · 2176 days ago · 7 km deep · 25 km away
- 2.610km S of Esparto, CA · 2176 days ago · 9 km deep · 22 km away · felt by 14
- 2.99km S of Esparto, CA · 2176 days ago · 11 km deep · 22 km away · felt by 33
- 1.86km NW of The Geysers, CA · 2178 days ago · 3 km deep · 53 km away
- 1.611km W of Lakeport, CA · 2178 days ago · 7 km deep · 84 km away · felt by 1
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event nc73475291. Read Sun, Oct 4, 2026, 8:16 PM UTC.