ConEd and DEP have begun giving out dry and wet ice and will set up water-on-the-go drinking fountains.
But repairs could take up to a week in places as debris from the storm still needs to be cleared.
Hurricane Sandy left at least 18 people dead and wreaked havoc across the five boroughs.
Some residents of Zone A regretted not leaving as Hurricane Sandy wreaked havoc along the East River.
About 780,000 New York City-area households are without power following the storm, Mayor Bloomberg said.
Flooding left roughly 670,000 people in New York City and Westchester without electricity.
Con Ed had announced it would allow workers to return to their posts before a storm slams New York.
A Con Edison service box near the Union Square subway station caught fire Friday afternoon.
The state says that investigators handed over reports of the Flushing blast to a Con Ed consultant.
Con Ed workers rallied Thursday at company headquarters as leaders headed back to the bargaining table.
A Con Ed worker was in serious condition after being burned to the face at 154 W. 70th St. Wednesday.
Con Ed and the Local 1-2 of the Utility Workers of America will resume talks Thursday, the union said.
Managers were filling in for thousands of Con Ed workers who were locked out after contact talks halted.
Several hundred Brooklyn customers awaited the restoration of power Saturday.
Power outages in Brooklyn and Queens leaves residents without electricity on another scorcher of a day.
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