The Oak Ridge Fire, burning on the Navajo Nation near the Arizona-New Mexico state line, has grown to an estimated 1,800 acres Sunday afternoon.

The Oak Ridge Fire in St. Michael’s, Arizona, near the New Mexico border, is 6,292 acres with zero containment, as of the morning of June 30.

The Oak Ridge Fire — about 8 miles southwest of Window Rock on Navajo Nation land — is 0% contained. About 350 people are battling the fire that has burned 6,545 acres as of 6:20 p.m. Monday, Navajo Nation President Buu Nygren said in a social media post.