The ground in parts of Morris County, New Jersey, was doing a lot of shaking on Monday, with six small earthquakes reported by residents at various times from the early morning to late-night hours.

Six minor earthquakes shook one New Jersey county in a single day — rattling residents as the ground beneath them wouldn’t stay still. Morris County became the epicenter of hysteria Monday as the series of quakes — ranging from a magnitude 0.

The U.S. Geological Survey is reporting a sixth small earthquake in New Jersey Monday night. The latest earthquake, which happened around 11:25 p.m. Monday, was a 1.1-magnitude quake near Randolph Township.