Earthquakes by city United States 100 km
Seismic city profile

Richmond

Richmond, United States: 144 earthquakes of magnitude 4.0+ detected within 100 km.

Population
109,708
Residents in the indexed city record.
Earthquakes
144
Earthquakes at M4.0+ nearby.
Max magnitude
7.9
Strongest recorded event in the current radius.
Timezone
America/Los_Angeles
Coordinates 37.936, -122.348
Nearby activity pulse
Last 30 days
1
Last 12 months
4
Last nearby event: 2026-04-02 08:41 UTC
Strongest nearby event
M 7.9
US
1906-04-18 13:12 UTC

Map

Earthquakes within 100 km of Richmond

The map centers on Richmond and highlights the most recent earthquakes detected within 100 km.

Average magnitude
4.5
Average depth
7.9 km

Timeline

Recent seismic activity

Latest 25 events shown
UTC Magnitude Region Depth
2026-04-02 08:41 M 4.6
Santa Cruz
United States
10.4 km
2026-02-02 15:01 M 4.2
Fremont
United States
9.6 km
2025-12-14 23:30 M 4.0
Santa Rosa
United States
3.1 km
2025-09-22 09:56 M 4.3
San Francisco
United States
7.6 km
2024-09-07 14:30 M 4.3
Santa Rosa
United States
0.2 km
2023-10-18 16:29 M 4.2
Antioch
United States
8.5 km
2022-10-25 18:42 M 5.1 San Jose
United States
8.4 km
2022-09-14 01:40 M 4.3
Santa Rosa
United States
5.6 km
2022-09-14 01:39 M 4.4
Santa Rosa
United States
5.6 km
2022-06-02 12:07 M 4.1
Concord
United States
18.4 km
2019-10-15 05:33 M 4.5
Oakland
United States
14.0 km
2019-07-16 20:11 M 4.3
Antioch
United States
12.4 km
2018-01-04 10:39 M 4.4
San Francisco
United States
12.3 km
2017-10-10 00:53 M 4.1
San Jose
United States
9.7 km
2015-08-17 13:49 M 4.0
San Francisco
United States
4.7 km
2015-05-22 02:53 M 4.1
Vacaville
United States
12.8 km
2014-08-24 10:20 M 6.0 Vallejo
United States
11.1 km
2011-01-08 00:10 M 4.1
San Jose
United States
9.6 km
2010-01-07 18:09 M 4.1
San Jose
United States
10.8 km
2009-03-30 17:40 M 4.3
Morgan Hill
United States
7.1 km
2008-09-06 04:00 M 4.1
Oakland
United States
15.2 km
2007-10-31 03:04 M 5.5 San Jose
United States
9.7 km
2007-07-20 11:42 M 4.2
San Francisco
United States
5.3 km
2007-03-02 04:40 M 4.2
Oakland
United States
16.0 km
2006-08-03 03:08 M 4.5
Santa Rosa
United States
8.6 km

Monthly profile

Recent monthly trend

2025-09 1 events
2025-12 1 events
2026-02 1 events
2026-04 1 events

Historic snapshot

Earthquakes history

Year Max magnitude Earthquakes