Mount Laguna Air Force Station
Mount Laguna Air Force Station is a closed United States Air Force General Surveillance Radar station. It is located 24.3 miles (39.1 km) north-northeast of Tecate, California. It was closed in 1981 by the Air Force, and turned over to the Federal Aviation Administration (FAA).
1979 USAF photo
Photo of the Station in 2013.
Joint Surveillance System
The Joint Surveillance System (JSS) is a joint United States Air Force and Federal Aviation Administration system for the atmospheric air defense of North America. It replaced the Semi Automatic Ground Environment (SAGE) system in 1983.
The former J-31 San Pedro JSS ARSR-1 radar site, California