BOISE -- The lights are back on for Ada County after an outage that affected 13,443 customers in Kuna, Meridian and south Boise.

It is unknown what caused the outage but crews have been dispatched to the area to restore power to the affected customers. The outage was reported at 10:16 a.m.

Julie Stutts with Idaho Power says power was restored to all customers by 12:09 p.m. She says an equipment failure at a substation was the source of the problem and has been fixed.

The impacted area had stretched from Victory Road to Hubbard Road, all along Black Cat, Lake Hazel and Ten Mile roads. From Deer Flat Road to Nicholson Road, Pleasant Valley Road to 3 to 4 miles west of Black Cat Road, from Lake Hazel Road to Kuna Road, and Five Mile Road to Black Cat Road.

The Kuna School District told KTVB that five local schools were impacted by the outage - Kuna High School, Initial Point High School, Kuna Middle School, Crimson Point Elementary and Silver Trail Elementary. None of the schools are in lockdown. Classes are going on as scheduled. Today is early release for the elementary schools. School lets out for them at 1:45 p.m.