It follows the death of a man days after police were called to an address in the town's Carlyle Gardens.
A 54-year-old man has died eight days after he was taken to hospital following an incident in Haddington.
It means Dunbar, Haddington, Musselburgh and Tranent are set for on-street and off-street charges.
Solicitor John Richardson left money to fund six new homes in Haddington when he died in 1940.
Police responded to incidents around Scotland as soaring temperatures were recorded.
Andrew Yorkston is alleged to have struck the officer with a vehicle on Haddington High Street.
The 34-year-old was charged over road traffic offences after the incident on High Street in Haddington.
Jim Jermyn has been photographing the white squirrel in his garden for about a year.
