A new wildfire in southern Colorado had reached an estimated 400 acres Monday night, according to Las Animas County officials.

The blaze, called the Broce fire, is burning north of the town of Kim and west of Colorado 109. Kim is about 165 miles southeast of Colorado Springs, near the Colorado-New Mexico-Oklahoma border.

The Kim Area Volunteer Fire Department is currently battling the grass-and-brush fire, with aid from several area departments, according to a department Facebook post.

No injuries, damaged structures or evacuation orders had been reported as of Tuesday morning. The cause of the fire had not been determined.

Containment information was not available as of 9:30 a.m. Tuesday. Officials are asking the public to avoid the area while firefighting operations continue.