California earthquakes

Between Oct 28, 2025 and Oct 28, 2026, the USGS recorded 1,021 earthquakes of magnitude 2.5 or greater in or near California. The largest was M 5.6, 11 km N of Redwood Valley, CA, on Jun 24, 2026. 13 happened in the past 7 days.

This is not an early-warning system. For tsunami warnings see tsunami.gov; for emergencies follow local authorities.

Past 7 days

Updated Oct 28, 2026, 7:24 AM EDT (USGS snapshot)

California: M 2.5+ earthquakes, past 7 days
Magnitude	Location	Time	Depth
M 2.5	12 km SE of Ocotillo Wells, CA	Oct 27, 2026, 10:41 PM EDT 9 hr ago	6.1 km
M 2.8	236 km W of Ferndale, California	Oct 27, 2026, 7:34 PM EDT 12 hr ago	10.0 km
M 2.6	14 km E of Seven Trees, CA	Oct 27, 2026, 3:38 PM EDT 16 hr ago	6.8 km
M 2.5	4 km SE of Aromas, CA	Oct 26, 2026, 9:10 AM EDT 46 hr ago	4.8 km
M 2.7	32 km WSW of Tecopa, CA	Oct 24, 2026, 9:35 PM EDT 3 days ago	0.8 km
M 2.5	7 km W of Cobb, CA	Oct 24, 2026, 4:39 PM EDT 4 days ago	2.0 km
M 2.5	17 km SW of Toms Place, CA	Oct 24, 2026, 2:42 PM EDT 4 days ago	-0.2 km
M 2.9	19 km SW of Toms Place, CA	Oct 24, 2026, 6:54 AM EDT 4 days ago	2.3 km
M 3.4	70 km W of Ferndale, CA	Oct 23, 2026, 1:38 AM EDT 5 days ago	10.4 km
M 3.0	15 km S of Tres Pinos, CA	Oct 22, 2026, 5:58 PM EDT 6 days ago	5.6 km
M 3.2	23 km WSW of Gustine, CA	Oct 22, 2026, 12:18 AM EDT 6 days ago	-0.7 km
M 3.3	14 km SE of Petrolia, CA	Oct 21, 2026, 9:43 PM EDT 6 days ago	11.0 km
M 3.1	39 km SSW of Likely, CA	Oct 21, 2026, 11:55 AM EDT 7 days ago	6.2 km

By size, past year

M 2.5–2.9

686

M 3–3.9

294

M 4–4.9

M 5–5.9

M 6+

Latest 50 earthquakes (M 2.5+)

California: latest M 2.5+ earthquakes in the past year
Magnitude	Location	Time	Depth
M 2.5	12 km SE of Ocotillo Wells, CA	Oct 27, 2026, 10:41 PM EDT 9 hr ago	6.1 km
M 2.6	14 km E of Seven Trees, CA	Oct 27, 2026, 3:38 PM EDT 16 hr ago	6.8 km
M 2.5	4 km SE of Aromas, CA	Oct 26, 2026, 9:10 AM EDT 46 hr ago	4.8 km
M 2.7	32 km WSW of Tecopa, CA	Oct 24, 2026, 9:35 PM EDT 3 days ago	0.8 km
M 2.5	7 km W of Cobb, CA	Oct 24, 2026, 4:39 PM EDT 4 days ago	2.0 km
M 2.9	19 km SW of Toms Place, CA	Oct 24, 2026, 6:54 AM EDT 4 days ago	2.3 km
M 3.4	70 km W of Ferndale, CA	Oct 23, 2026, 1:38 AM EDT 5 days ago	10.4 km
M 3.0	15 km S of Tres Pinos, CA	Oct 22, 2026, 5:58 PM EDT 6 days ago	5.6 km
M 3.2	23 km WSW of Gustine, CA	Oct 22, 2026, 12:18 AM EDT 6 days ago	-0.7 km
M 3.3	14 km SE of Petrolia, CA	Oct 21, 2026, 9:43 PM EDT 6 days ago	11.0 km
M 3.1	39 km SSW of Likely, CA	Oct 21, 2026, 11:55 AM EDT 7 days ago	6.2 km
M 2.7	32 km SE of Bodie, CA	Oct 20, 2026, 5:33 AM EDT 8 days ago	12.7 km
M 3.1	80 km WNW of Ferndale, CA	Oct 20, 2026, 3:39 AM EDT 8 days ago	4.6 km
M 2.7	74 km W of Petrolia, CA	Oct 17, 2026, 5:28 PM EDT 11 days ago	10.0 km
M 2.9	19 km SW of Toms Place, CA	Oct 16, 2026, 9:50 PM EDT 11 days ago	1.8 km
M 2.8	19 km SW of Toms Place, CA	Oct 16, 2026, 9:28 AM EDT 12 days ago	1.3 km
M 2.5	10 km E of Gilroy, CA	Oct 15, 2026, 1:57 PM EDT 13 days ago	5.9 km
M 2.9	12 km W of Petrolia, CA	Oct 15, 2026, 1:25 PM EDT 13 days ago	18.8 km
M 2.9	75 km W of Petrolia, CA	Oct 15, 2026, 6:37 AM EDT 13 days ago	4.0 km
M 2.8	7 km NW of The Geysers, CA	Oct 15, 2026, 2:06 AM EDT 13 days ago	2.4 km
M 2.8	3 km NNW of San Jacinto, CA	Oct 14, 2026, 11:30 PM EDT 13 days ago	13.6 km
M 3.0	23 km NE of Hydesville, CA	Oct 14, 2026, 9:56 AM EDT 14 days ago	4.9 km
M 2.7	15 km NE of Little Lake, CA	Oct 13, 2026, 9:55 AM EDT 15 days ago	1.7 km
M 2.7	22 km W of Petrolia, CA	Oct 13, 2026, 6:15 AM EDT 15 days ago	9.1 km
M 2.8	44 km WNW of Petrolia, CA	Oct 13, 2026, 6:07 AM EDT 15 days ago	25.2 km
M 3.1	20 km W of Petrolia, CA	Oct 12, 2026, 11:21 AM EDT 16 days ago	10.1 km
M 3.1	22 km W of Petrolia, CA	Oct 12, 2026, 7:45 AM EDT 16 days ago	9.7 km
M 2.7	33 km WNW of Desert Center, CA	Oct 11, 2026, 5:28 PM EDT 17 days ago	0.2 km
M 2.7	33 km WNW of Desert Center, CA	Oct 11, 2026, 4:52 PM EDT 17 days ago	0.3 km
M 2.7	4 km E of San Jacinto, CA	Oct 11, 2026, 4:04 AM EDT 17 days ago	12.1 km
M 3.2	14 km N of Brooktrails, CA	Oct 9, 2026, 10:48 PM EDT 18 days ago	10.3 km
M 3.2	2 km SW of Signal Hill, CA	Oct 9, 2026, 3:44 AM EDT 19 days ago	12.0 km
M 2.8	32 km SE of Bodie, CA	Oct 8, 2026, 10:51 PM EDT 19 days ago	12.5 km
M 2.7	2 km WNW of Fontana, CA	Oct 8, 2026, 4:09 AM EDT 20 days ago	6.1 km
M 3.1	5 km ESE of Wofford Heights, CA	Oct 6, 2026, 5:37 AM EDT 22 days ago	4.3 km
M 2.6	4 km NNW of Big Bear City, CA	Oct 6, 2026, 4:40 AM EDT 22 days ago	4.1 km
M 2.5	31 km SW of Dana Point, CA	Oct 5, 2026, 6:06 PM EDT 23 days ago	10.8 km
M 2.8	32 km SW of Dana Point, CA	Oct 5, 2026, 4:23 PM EDT 23 days ago	16.6 km
M 3.5	31 km SW of Dana Point, CA	Oct 5, 2026, 4:22 PM EDT 23 days ago	11.3 km
M 2.7	5 km ENE of Hydesville, CA	Oct 5, 2026, 11:56 AM EDT 23 days ago	21.4 km
M 2.7	7 km SE of Goleta, CA	Oct 5, 2026, 11:40 AM EDT 23 days ago	9.3 km
M 2.6	9 km WSW of Corcoran, CA	Oct 4, 2026, 5:07 PM EDT 24 days ago	23.4 km
M 2.9	9 km WSW of South Lake Tahoe, CA	Oct 3, 2026, 2:58 AM EDT 25 days ago	11.1 km
M 3.3	9 km WSW of South Lake Tahoe, CA	Oct 2, 2026, 6:00 AM EDT 26 days ago	10.9 km
M 3.1	20 km ESE of Anza, CA	Sep 30, 2026, 8:01 PM EDT 27 days ago	5.1 km
M 2.9	8 km ESE of Cloverdale, CA	Sep 30, 2026, 5:07 PM EDT 28 days ago	5.4 km
M 2.5	1 km SSW of Anderson Springs, CA	Sep 30, 2026, 4:48 PM EDT 28 days ago	2.4 km
M 3.8	4 km SE of Piru, CA	Sep 29, 2026, 11:00 PM EDT 28 days ago	9.6 km
M 2.5	20 km E of Markleeville, CA	Sep 29, 2026, 9:36 PM EDT 28 days ago	0.8 km
M 2.5	5 km W of Yountville, CA	Sep 29, 2026, 12:06 PM EDT 29 days ago	7.9 km

Largest of the past year

California: 10 largest earthquakes, past 365 days
Magnitude	Location	Time	Depth
M 5.6	11 km N of Redwood Valley, CA PAGER yellow	Jun 24, 2026, 11:10 AM EDT 126 days ago	8.9 km
M 5.1	62 km W of Petrolia, CA PAGER green	Jun 3, 2026, 8:45 AM EDT 147 days ago	10.0 km
M 4.9	20 km NNE of Indio, CA PAGER green	Jan 19, 2026, 8:56 PM EST 281 days ago	3.1 km
M 4.9	15 km NNW of Susanville, CA PAGER green	Dec 31, 2025, 12:49 AM EST 301 days ago	5.3 km
M 4.8	97 km W of Petrolia, CA PAGER green	Sep 29, 2026, 7:36 AM EDT 29 days ago	10.0 km
M 4.8	89 km WSW of Crescent City, CA PAGER green	May 9, 2026, 12:58 AM EDT 172 days ago	26.1 km
M 4.7(tsunami flag)	85 km W of Petrolia, CA PAGER green	Aug 28, 2026, 10:41 PM EDT 60 days ago	10.0 km
M 4.7	3 km WSW of Brawley, CA PAGER green	May 10, 2026, 3:10 AM EDT 171 days ago	14.5 km
M 4.7	15 km NNW of Susanville, CA PAGER green	Dec 28, 2025, 7:41 PM EST 303 days ago	6.8 km
M 4.6	1 km SE of Boulder Creek, CA PAGER green	Apr 2, 2026, 4:41 AM EDT 209 days ago	10.4 km

Month by month

M 2.5+ earthquakes per month (UTC)
Month	Quakes
October 2026	45
September 2026	63
August 2026	96
July 2026	66
June 2026	80
May 2026	127
April 2026	66
March 2026	77
February 2026	98
January 2026	96
December 2025	119
November 2025	80
October 2025	8

Source: USGS ComCat via the FDSN event web service, snapshot Oct 28, 2026. Matched by the USGS place name.

River gauges in California

Colorado River below Yuma Main Canal Wasteway at Yuma, AZ · 9.24 ft · 670 cfs
American River at Fair Oaks, CA · 6.09 ft · 1,170 cfs
North Fork American River at North Fork Dam, CA · 0.38 ft · 55.4 cfs

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