The Sheriff's Office wrote on Facebook that the school was put on lockdown and the students evacuated.
Police are responding to reports of a shooting at Aztec High School in New Mexico.
San Juan Sheriff's Office Capt. Brice Current said the families of the shooting victims have been notified.
According to another news outlet citing Aztec Police Chief Mike Heal, two people plus the shooter were shot, but did not specify whether the two people shot were students or adults. "Please avoid the area".
There were no other injuries reported, state police added.
The Bloomfield Police Department is asking parents to stay away from the school until further notice. Aztec is located in northwest New Mexico. Aztec, a community with fewer than 6,000 residents, is about 16 miles northeast of Farmington, N.M.