Biggest Earthquakes Near Johannesburg, California - USGS Data
Explore the 20 biggest earthquakes within 200 miles of Johannesburg, California in the past 365 days, sourced from USGS data. View significant and minor quakes on our interactive map. No major quakes recorded? Discover seismic activity in nearby regions.
Note: This page shows the 20 biggest earthquakes in the region in the past 365 days, regardless of magnitude. Earthquakes smaller than M4.0 are removed after 365 days.
Summary of Biggest Earthquakes
Magnitude Distribution (all magnitudes)
16 M6.0–6.9 earthquakes
4 M7.0–7.9 earthquakes
Largest Earthquake
M7.5 at The 1952 Kern County, California Earthquake on 7/21/1952
Most Recent Major Earthquake
Oldest Major Earthquake
M6.7 at The 1918 San Jacinto, California Earthquake on 4/21/1918
Quick Stats
Time Since Last Major earthquake
5 years, 17 days since the last major earthquake (M6.5 at Monte Cristo Range, NV Earthquake on 5/15/2020)
Average Magnitude
6.72 (range: M6.4–M7.5)
Largest Earthquake by Depth
Deepest: M6.7 at 18.2 km (Northridge, California, earthquake, 1/17/1994)
Shallowest: M7.3 at -0.1 km (The 1992 Landers, California Earthquake, 6/28/1992)