Village of Brockport issued the following announcement on Apr 9.
Saturday, May 2nd, from 6:00 AM - 5:00 PM, National Grid will shut power off to Main Street businesses to upgrade to new electrical infrastructure.
This will only affect the businesses on the WEST side of Main Street at King St, south to Erie Street.
The municipal parking lot (Lincoln Lot) between King St and Erie Street will be closed starting Friday morning through Saturday evening for this project.
Original source can be found here.