Latest quakes in or near Orange, California, USA - list, stats and map
Latest See all | Mag. 1.2 earthquake 4.5 mi southeast of Ontario - California, United States - |
Strongest past 7 days | Mag. 3.9 4.3 mi southeast of Ontario - California, United States - |
- 3 quakes above magnitude 3
- 9 quakes between magnitude 2 and 3
- 46 quakes below magnitude 2 that people normally don't feel.
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Date and Time![]() | Mag Depth | Nearest Volcano | Location | Details | Map |
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Sep 10, 11:05 am (Los Angeles) | 1.2 5.2 km | 18 km (11 mi) to the NE | ![]() | Info | |
Sep 10, 07:17 am (Los Angeles) | 1.0 5.5 km | 19 km (12 mi) to the NE | ![]() | Info | |
Sep 9, 09:28 pm (Los Angeles) | 0.8 12 km | 1 km (0.6 mi) to the NE | ![]() | Info | |
Monday, September 9, 2024 GMT (9 quakes) | |||||
Sep 9, 04:16 pm (Los Angeles) | 1.4 10.1 km | 27 km (17 mi) to the N | ![]() | Info | |
Sep 9, 12:29 pm (Los Angeles) | 1.7 5.7 km | 18 km (11 mi) to the NE | ![]() | Info | |
Sep 9, 09:47 am (Los Angeles) | 1.8 5.2 km | 18 km (11 mi) to the NE | ![]() | Info | |
Sep 9, 08:21 am (Los Angeles) | 2.5 7.1 km | ![]() | Info | ||
Sep 9, 02:59 am (Los Angeles) | 0.9 5.1 km | 17 km (10.6 mi) to the N | ![]() | Info | |
Sep 8, 10:44 pm (Los Angeles) | 1.3 5.3 km | 18 km (11 mi) to the NE | ![]() | Info |
Orange Quake-O-Meter
Latest seismic signals
![Seismic station Saddleback: seismogram of vertical movement last 60 minutes (source: IRIS/BUD)](https://plots.allquakes.com/latest.png?net=CI&sta=SDD&loc=--&cha=BHZ)
Earthquake Catalog - Look up past earthquakes
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Earthquake statistics
Average number of earthquakes
- Mag. 7 or higher: 0.02 quakes per year (or 1 quake every 41.7 years)
- Mag. 6 or higher: 0.07 quakes per year (or 1 quake every 13.9 years)
- Mag. 5 or higher: 0.36 quakes per year (or 1 quake every 2.8 years)
- Mag. 4 or higher: 1.88 quakes per year
- Mag. 3 or higher: 15.1 quakes per year
- Mag. 2 or higher: 82 quakes per year (or 6.8 quakes per month)
- Mag. 1 or higher: 693 quakes per year (or 58 quakes per month)
Number of earthquakes over time
Orange Earthquake FAQ
+How frequent are earthquakes in or near Orange, California, USA?
Orange has a high level of seismic activity. Based on data from the past 54 years and our earthquake archive back to 1900, there are about 832 quakes on average per year in or near Orange, California, USA. Orange has had at least 3 quakes above magnitude 7 since 1900, which suggests that larger earthquakes of this size occur infrequently, probably on average approximately every 40 to 45 years.
+How many earthquakes occur every year in or near Orange, California, USA?
On average, Orange has about 82 quakes of magnitude 2 or higher per year (Mag 3+: 15.1 quakes per year).
+When was the latest earthquake in Orange?
The last earthquake in Orange occurred 5 hours ago and had a magnitude of 1.2:
A light magnitude 1.2 earthquake hit 7.3 km (4.5 mi) away from Ontario, California, United States, in the morning of Tuesday, Sep 10, 2024 at 11.05 am local time (America/Los Angeles GMT -7). The quake had a very shallow depth of 5.2 km (3.2 mi) and was too small to be felt by people.
+How many quakes were there in Orange in the past 7 days?
In the past 7 days, Orange has had 3 quakes of magnitude 3.0 or above and 9 quakes between 2.0 and 3.0. There were also 46 quakes below magnitude 2.0 which people don't normally feel.
+What was the strongest quake in Orange in the past 7 days?
The strongest earthquake in Orange in the past 7 days had a magnitude of 3.9 and occurred 3 days ago:
A moderate magnitude 3.9 earthquake hit 6.9 km (4.3 mi) away from Ontario, California, United States, in the morning of Saturday, Sep 7, 2024 at 10.34 am local time (America/Los Angeles GMT -7). The quake had a very shallow depth of 4.8 km (3 mi) and was felt widely in the area.
Embed or share standalone map
You can use the standalone version of our interactive earthquake map or embed it on your website:Largest Quakes in or near Orange, California, USA
Date and Time![]() | Mag Depth | ###DIST_LABEL### | Location | Details | Map |
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