Was there an earthquake in Riverside today?
NOQuiet for 32 d
No earthquakes of magnitude 2.5 or greater within 50 km (31 mi) of Riverside in the past 24 hours.
There were none in the past 30 days either. The last was a magnitude 3.2 on September 2, 2026, 6 km SE of Ontario, CA, 20 km (12 mi) from Riverside. The last of magnitude 4.0 or greater within 100 km (62 mi) was a magnitude 4.4 on July 31, 2025, 6 km NW of Rialto, CA, 19 km (12 mi) from Riverside.
- Since last M2.5+ within 50 km
- 32 d
- M2.5+ within 50 km, 7 days
- 0
- M2.5+ within 50 km, 30 days
- 0
Checked USGS at
Past 30 days near Riverside
Within 50 km50–100 kmLarger dot = stronger
Magnitude 2.0 or greater within 100 km: 23 earthquakes; 0 of M2.5+ within 50 km.
Recent earthquakes near Riverside
Newest first · times in PDT
Magnitude 2.0 or greater within 100 km, past 30 days, newest first (latest 20 of 23). Times are local to Riverside. The map also shows smaller ones, down to magnitude 1.0.