Wy udicdu” Y eo "Pacific Missile Range Technical Memorandum #PMR-TM-60-7, Johnston Island Geography and Facilities," dated 29 April 1960 Leman This document apparently coincides with plans for using Johnston Island as a test site in relation to the Nike-Zeus launching program. This document reflects the history of JI through a visit by the author in November 1959, in relation to the present development of the Nike-Zeus Program for which JI is becoming the center of interest. A figure in the document shows very roughly what looks like proposed addition of land on the northern side of the island, parallel to the then northern edge of the island and the installation of three launch pads as part of the proposed facilities to be added onthis new section of island. Apparently these launch facilities would have been for the Nike-Zeus. One pertinent section on the previous activity at JI follows: "In July of 1948 the Navy transferred jurisdiction of the Island to the Air Force which in 1949 assigned it to the Pacific Division of the Military Air Transport, * Service. In April 1955, the Pacific Air Forces' Base Command (6486th Air Base Wing, Hickam Field, Hawaii) assumed control of Johnston and assigned "housckeeping'duties to the 6488th Air Base Squadron. The 6488th is in present occupation. The April to August 1958 period however, saw command ternporary granted to the Commander, JTF-7 for the prosecution of Operation Hardtack. . The recent selection of Johnston for use inthe projected Johnston-Kwajalein Nike-Zcus system testing relieves the Air Force of command; the 6488th is scheduled to leave between March and June 1960. At this writing, the Atoll is to be given to the Army which is to lease it to the Navy. The Navy in turn is to provide range support to range users. '! Further pertinent comments concern the population at JI and note that ''the present authorized strength is 88 military (including two officers) and 14 civilians. Present. actual population (including tenant organizations) is 164: 6488th Air Base Squadron, 100; 1957th Air and Airways Communications Squadron, 3; 6005th Air Postal Group, 1; US Coast Guard Loran Station, Bureau, 6; US Army Corps of Engineers, 3; working for the Army Engineers, 40." 11; US Weather and civilian contractor personnel The discussion of facilities constructed at JI notes that the sole relic of Hardtack is a blockhouse near — the east of the runway. Further discussion of the plans for JI notes that JI is now scheduled to serve as the launch facility for the targets for the Nike-Zcus Program and therefore a program of dredging, landfilling and construction and rchabilitation of structures has been instituted. The construction will include the target launch pads and cognate facilities which will require area that is not included in the present configuration of Jl and will require che addition of approximately 25 acres of fill to the islands northwest . quadrant for the installation of three launch pads and to the southwest corner fill ; for the installation of propellant storage facilities.. The dredge and r1959 Novembe in complete 20% about operation had already begun and was and was due for completion by March 1960. a & fy .

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