UPDATE @ 4:20 p.m.
Power has been restored to Dayton Power and Light customers after a large outage Thursday afternoon.
The cause of the outage is not known at this time, according to a spokesperson.
Nearly 5,000 Dayton Power and Light customers are without power this hour in Montgomery County and power crews are aware of the outage.
According to a spokesperson, the outage is reported in the Research Park area of Kettering.
The cause of the outage is not known at this time, but DP&L technicians are working to determine what caused the power failure.
An estimated time of restoration was not able to be released.
This story will be updated as details become available.
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