People who live in the Rapid City area may have been without power early Sunday morning.
According to an outage map from West River Electric, more than 3,000 customers in the Rapid City area were without power very early in the morning.
Around 2,700 homes in East Rapid City were without power.
Box elder also had a number of outages, with more than 500 customers without power.
The cause is still unknown but a spokesperson from West River Electric says all the outages were restored by 6:30 a.m.