An earthquake with a magnitude of 4.0 rattled the Inland Empire early Sunday morning, shaking homes and businesses and wa king residents across the region.
According to the U.S. Geological Survey , the quake struck at 3:51 a.m. in Ontario. The epicenter was just south of Highway 60 near the Ontario International Airport, at a depth of three miles.
There were no reports of significant damage or injuries.
The quake was initially recorded as magnitude 4.3 but gradually downgraded to 4.0. According to the Geological Survey, it was followed by several small aftershocks, the strongest of which was 2.5.
“I’m in Eastvale and surprised it was only 4.1! It shook my house violently! It felt like a car had hit the side of my house,” one KTLA 5 News viewer posted on X , formerly Twitter.
“In Fontana and felt it. Shook my door and thought someone was knocking on it till the entire house shook,” another wrote.