About 93,000 NB Power customers are still in the dark, while Nova Scotia Power says more than 50,000 of its customers still don't have power.
All New Brunswick government offices in the Fredericton area are closed today due to clean up issues and power outages caused by the storm.
The New Brunswick capital was among the hardest hit areas over the weekend
Environment Canada had lifted all storm warnings over land in the Atlantic region although Arthur still made its presence known overnight in Newfoundland as it moved out of the province.
Arthur lost its hurricane status just before hitting the Maritimes, but it still packed a brutal punch, with drenching rain and winds that toppled trees and knocked out power for more than 250,000 people.