A major blackout affected Prince Edward County and the Napanee area early Saturday morning.
The outage originally affected more than 30,000 Hydro One customers.
Hydro One says they have technicians working to resolve the issue and have restored power to 6,000 customers.
Hydro One expects power to be restored to the remaining 24,000 by 4 p.m.
More information about the ongoing outages can be found on the Hydro One website here.