Information for Fort Lawton, WA

Latitude: 47-39-28 N, Longitude: 122-24-45 W

Perm ID Sage ID JSS ID Unit Location Early
RP-1 Z-1 *   635 Fort Lawton, WA ARSR-1C (FAA); FPS-6A (2 USAF); FPS-6A (2 Army); FPS-26A ARSR-1E (FAA) 1960 * Mid 1963 * Sq relocated from McChord AFB, WA (P-1) in 1960. Shared Army radar site for Nike Missile air-defense system, site S-90DC. Plans for an FPS-27 FD search radar were cancelled. Now FAA site. Sq later reactivated at re-opened Dauphin Island AFS, AL (Z-249) in 1972, until 1974. * Deactivation was initially held in abeyance in FY 1964 for the FAA’s proposed National Airspace Utilization System (NAUS), and SAGE designation of Z-1 was assigned.
P-1C / RP-1C       Chehalis, WA         Gap-Filler Annex. Located on Crego Hill, southwest of Chehalis. Never operational. Building and radar tower are still extant.

Current Use: Active FAA site, still operating the ARSR-1E. This now-FAA long-range radar site is now data-tied into the Joint Surveillance System (post 9/11).

Some photos and documents may be marked with varying degrees of classification, up to SECRET. Data so marked is the way it was delivered from official USAF sources, and have been completely declassified. To the best of our knowledge, no currently classified data is stored on this site.
The following site information is available: