The British Geological Survey (BGS) recorded the magnitude 2.5 quake at about 04:00 in Lochaber.
TG Jones plans to close its site on Fort William High Street which currently hosts the branch.
The 63-year-old man died and his passenger was flown to hospital after the incident near Glen Gloy in Lochaber on Monday.
An air ambulance and two road ambulances were sent to the A82 crash.
Police say properties in Fort Augustus, Letterfinlay, Banavie and Drumnadrochit were broken into.
Andrew Baxter says vehicles are taking the wrong turn down a narrow residential street.
The incident happened at on Saturday while the man was clearing up after Storm Amy on the A82.
Police say the men aged 45, 53 and 75 were arrested following an "extensive" investigation in Lochaber.
The proposed new site would recall the role of the Highlands in training commandos in World War Two.
