M2.1 earthquake 6km W of Cobb, CA
A magnitude 2.1 earthquake struck 6km W of Cobb, CA on Tue, Nov 16, 2021, 7:34 PM PST (03:34 UTC), 3 km (2 mi) below the surface.
A larger quake followed: M2.9 13km WNW of Alder Springs, CA. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.1 (Md, duration), micro
- Magnitude from
- Northern California Seismic System
- Local time
- UTC
- 2021-11-17 03:34:54 UTC
- Depth
- 3.1 km (2.0 mi), shallow
- Epicenter
- 38.825° N, 122.794° 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, 0.2 km in depth
- Magnitude uncertainty
- ±0.23
- Depth from
- From location
- Station coverage gap
- 26°
- Stations used
- 61
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 155 in the 60 days after this one and 104 in the 30 days before it.
After
- 1.67km NE of Brooktrails, CA · 1782 days ago · 8 km deep · 87 km away
- 1.713km ENE of Cloverdale, CA · 1780 days ago · 3 km deep · 8 km away
- 1.83km S of Dillon Beach, CA · 1779 days ago · 10 km deep · 70 km away
- 2.44km S of Dillon Beach, CA · 1779 days ago · 10 km deep · 70 km away
- 1.68km W of Cobb, CA · 1779 days ago · 2 km deep · 2 km away
- 1.814km SE of Laytonville, CA · 1777 days ago · 10 km deep · 98 km away
- 2.49km WNW of Cobb, CA · 1777 days ago · 3 km deep · 3 km away
- 1.77km W of Cobb, CA · 1776 days ago · 3 km deep · 1 km away
- 1.95km NNW of The Geysers, CA · 1776 days ago · 1 km deep · 1 km away
- 1.910km ENE of Healdsburg, CA · 1776 days ago · 5 km deep · 19 km away
- 2.06km WNW of Cobb, CA · 1776 days ago · 2 km deep · 1 km away
- 2.05km W of Cobb, CA · 1772 days ago · 1 km deep · 1 km away · felt by 1
- 2.17km NW of The Geysers, CA · 1772 days ago · 3 km deep · 1 km away
- 2.27km NW of The Geysers, CA · 1772 days ago · 3 km deep · 1 km away
- 1.612km NW of Upper Lake, CA · 1772 days ago · 1 km deep · 50 km away
- 1.88km NW of The Geysers, CA · 1772 days ago · 2 km deep · 2 km away
- 1.67km ENE of Kenwood, CA · 1772 days ago · 7 km deep · 52 km away
- 1.96km NNE of Windsor, CA · 1772 days ago · 7 km deep · 25 km away
- 1.89km W of Cobb, CA · 1770 days ago · 1 km deep · 3 km away
- 1.69km W of Cobb, CA · 1770 days ago · 1 km deep · 3 km away
- 1.59km WNW of Cobb, CA · 1770 days ago · 1 km deep · 3 km away
- 1.912km W of Lake Pillsbury, CA · 1770 days ago · -1 km deep · 71 km away
- 1.616km ESE of Boonville, CA · 1769 days ago · 6 km deep · 38 km away
- 2.110km N of Lake Pillsbury, CA · 1769 days ago · 6 km deep · 75 km away
- 1.64km SSE of Redwood Valley, CA · 1769 days ago · 6 km deep · 56 km away
- 1.612km N of Brooktrails, CA · 1769 days ago · 7 km deep · 95 km away
- 1.68km NW of The Geysers, CA · 1768 days ago · 2 km deep · 2 km away
- 1.76km NW of The Geysers, CA · 1768 days ago · 3 km deep · 0 km away
- 2.53km ENE of The Geysers, CA · 1768 days ago · 2 km deep · 7 km away · felt by 6
- 1.53km SSW of Cobb, CA · 1768 days ago · 1 km deep · 6 km away
- 2.41km NNW of The Geysers, CA · 1768 days ago · 2 km deep · 5 km away
- 1.88km NW of The Geysers, CA · 1766 days ago · 2 km deep · 2 km away
- 1.816km W of Ukiah, CA · 1765 days ago · 4 km deep · 64 km away
- 1.85km NW of Point Arena, CA · 1764 days ago · 3 km deep · 83 km away
- 2.51km NW of The Geysers, CA · 1764 days ago · 1 km deep · 5 km away · felt by 1
- 2.23km NNW of The Geysers, CA · 1764 days ago · 1 km deep · 3 km away
- 1.82km ESE of The Geysers, CA · 1764 days ago · 3 km deep · 8 km away
- 1.62km NE of The Geysers, CA · 1763 days ago · 2 km deep · 6 km away
- 1.77km W of Cobb, CA · 1762 days ago · 3 km deep · 1 km away
- 1.92km E of The Geysers, CA · 1762 days ago · 1 km deep · 7 km away
- 1.66km WNW of Cobb, CA · 1762 days ago · 2 km deep · 1 km away
- 1.53km ESE of The Geysers, CA · 1761 days ago · 1 km deep · 8 km away
- 1.61km ESE of The Geysers, CA · 1761 days ago · 1 km deep · 7 km away
- 1.81km NE of The Geysers, CA · 1760 days ago · 0 km deep · 6 km away
- 1.514km E of Boonville, CA · 1760 days ago · 7 km deep · 41 km away
- 2.04km WNW of The Geysers, CA · 1759 days ago · 1 km deep · 4 km away
- 1.72km W of Anderson Springs, CA · 1759 days ago · 2 km deep · 9 km away
- 1.59km WNW of Cobb, CA · 1759 days ago · 2 km deep · 3 km away
- 2.57km SW of Calistoga, CA · 1759 days ago · 7 km deep · 35 km away · felt by 30
- 1.712km N of Brooktrails, CA · 1758 days ago · 7 km deep · 95 km away
- 2.212km N of Brooktrails, CA · 1758 days ago · 8 km deep · 95 km away
- 2.18km SW of Calistoga, CA · 1758 days ago · 8 km deep · 35 km away
- 1.62km NW of The Geysers, CA · 1758 days ago · 3 km deep · 4 km away
- 1.74km NNW of Larkfield-Wikiup, CA · 1758 days ago · 9 km deep · 31 km away
- 1.97km W of Cobb, CA · 1758 days ago · 2 km deep · 1 km away
- 1.67km W of Cobb, CA · 1758 days ago · 2 km deep · 1 km away
- 1.63km NW of The Geysers, CA · 1756 days ago · 1 km deep · 3 km away
- 1.74km W of Cobb, CA · 1756 days ago · 2 km deep · 3 km away
- 1.510km NW of The Geysers, CA · 1756 days ago · 2 km deep · 4 km away
- 1.67km WSW of Lagunitas-Forest Knolls, CA · 1756 days ago · 5 km deep · 93 km away
The first 60 of 155.
Before
- 2.513km W of Lakeport, CA · 1782 days ago · 3 km deep · 32 km away · felt by 7
- 1.63km SE of The Geysers, CA · 1782 days ago · 1 km deep · 9 km away
- 1.58km NW of The Geysers, CA · 1783 days ago · 2 km deep · 2 km away
- 1.93km SSW of Cobb, CA · 1783 days ago · 1 km deep · 5 km away
- 1.710km NE of Napa, CA · 1783 days ago · 7 km deep · 73 km away
- 1.714km E of Angwin, CA · 1783 days ago · 5 km deep · 52 km away
- 1.86km NNW of The Geysers, CA · 1784 days ago · 3 km deep · 0 km away
- 1.71km NNE of Kelseyville, CA · 1784 days ago · 6 km deep · 18 km away
- 1.57km W of Cobb, CA · 1785 days ago · 3 km deep · 1 km away
- 1.67km E of Penngrove, CA · 1785 days ago · 7 km deep · 62 km away · felt by 1
- 1.510km NW of Point Arena, CA · 1786 days ago · 2 km deep · 86 km away
- 1.718km ENE of Nice, CA · 1787 days ago · 5 km deep · 44 km away
- 1.96km SW of Arbuckle, CA · 1787 days ago · 27 km deep · 62 km away
- 2.43km NW of Cobb, CA · 1788 days ago · 1 km deep · 4 km away
- 3.14km NW of Cobb, CA · 1788 days ago · 2 km deep · 5 km away · felt by 25
- 1.818km W of Sea Ranch, CA · 1788 days ago · 3 km deep · 76 km away
- 1.77km WNW of Cobb, CA · 1788 days ago · 2 km deep · 1 km away
- 2.86km E of Willits, CA · 1788 days ago · 6 km deep · 78 km away · felt by 20
- 1.77km E of Willits, CA · 1788 days ago · 6 km deep · 78 km away
- 1.81km NNW of The Geysers, CA · 1788 days ago · 2 km deep · 5 km away
Earthquakes todayCalifornia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event nc73653855. Read Sun, Oct 4, 2026, 3:56 AM UTC.