(WKBN)- Hundreds of residents in the Valley woke up without power Thursday morning, but power has since been restored.

The majority of outages in Mercer County were in East Lackawannock Township, while the outages in Mahoning County were mostly in Craig Beach. The majority of outages in Columbiana County were in West Township.

First Energy said that the cause of the outages in Mercer County is under investigation, while the Mahoning County outages were due to an equipment issue.