The planned power outage for Capreol will now take place between 1 p.m. and 5 p.m. on Sunday, said Great Sudbury Utilities in a news release.
Some 1,600 Sudbury Hydro customers in the Capreol area will be without power on Sunday.
Hydro One advised Sudbury Hydro that the 44kV power line supplying Capreol will be shut down in order to make improvements on their system.
Power will be out from about noon until 4 p.m.
All affected customers will receive a written notice.