A cluster of wildfires burning through timber, brush and grass this morning on the Warm Springs Indian Reservation is threatening 54 homes.

The Logging Unit Fires have burned 9,500 acres, nearly 15 square miles, since first being spotted Wednesday, according to the Northwest Interagency Coordination Center. The Portland-based center organizes wildland firefighting around the Northwest. The fires, about 25 miles northwest of the town of Warm Springs, are 5 percent contained. Lightning caused the fires, which were first spotted on July 16.

Also on the reservation, the Shaniko Butte Fire is now 50 percent contained and the Deschutes River near the blaze has been reopened for recreation, according to the Coordination Center. The fire, started by lightning on July 12, has charred 42,500 acres, or more than 66 square miles.

Updates on other wildfires burning in and near Central Oregon:

• Bridge 99 Complex near Camp Sherman: 5,310 acres, 25 percent contained.

• Jack Knife Fire near Grass Valley: 13,263 acres, 100 percent contained.

• Ochoco Complex near Prineville: 6,301 acres, no containment update.

• Waterman Complex near Mitchell: 11,989 acres, 60 percent contained. U.S. Highway 26 still closed.

— Dylan J. Darling