Ontario’s 3.4 Morning Quake: Why Shallow Depth Makes Small Earthquakes Punch Harder Than They Look
A magnitude 3.4 earthquake struck near Ontario in San Bernardino County, California, at 5:37 a.m. on September 2, 2026. The tremor occurred about 3.7 miles southeast of Ontario at a shallow depth,
Govind Tekale
Rahul Somvanshi
Karmactive Team