"The subject has been located," the CHP said in an update on X shortly after 5:30 p.m.
The alert was initially sent out before 4:30 p.m. in Los Angeles, Orange and Ventura counties, and was canceled about an hour later.
The Inglewood Police Department told Eyewitness News that the suspect, Edward Mason, was taken into custody in the Garden Grove area. No further details were released.
The teen, Nevaeh Holden, was found safe at a relative's home, police said.
The incident remains under investigation.