A magnitude-5.6 earthquake hit Mendocino County on June 24, 2026, at 15:31 GMT.
The quake suddenly hit near North Bay towns.
Shaking swept south for nearly 200 miles.
Alarms sounded off in Sacramento.
People in spots along Highway 101 felt the jolt strongly.
No big damage showed up as of now.
Emergency crews immediately jumped into action anyway.
No tsunami alerts appeared up.
Officials keep closely watching for smaller tremors.
Phones all over the area intermittently beeped with warnings.
Locals have been told to check walls and floors.