Granite City (KSDK)--More than 7,000 Ameren customers lost power in the metro-east on Saturday.
Most of the outages are in the Granite City, Caseyville, Collisville, and Fairview Heights area.
According to an Ameren Illinois spokesperson, a cross arm on a power tower fell, took out a line and knocked out the feed to two substations.
All power is expected to be restored by 11:30 p.m. Saturday. For updates on the outages visit Ameren's website.