HEADQUARTERS, Joint Task Force SEVEN Washington 25, D. C. 10 November 1953 Operation Plan CUJTF SEVEN No. 3-53 Chart References: a. b. ce. U.S. Navy Hydrographic Chart No. 5203, North Pacific Ocean, Marshall Islands. U.S. Navy Hydrographic Chart No. 6032, North Pacific Ocean, Marshall Islands - Northern Part Bikini Atoll. U.S. Navy Hydrographic Chart No. 6033, North Pacific Ocean, Marshall Islands, Eniwetok Atoll. Task Organization 1. a. Task Group 7.1 (Scientific) Dr. William E. Ogle, LASL b. Task Group 7.2 (Army) Colonel Edward H, Lahti, USA c. Task Group 7.3 (Navy) Rear Admiral Henry C. Bruton, USN a. Task Group 7.4 (Air Force) Brig. General Howell M. Estes, USAF e. Task Group 7.5 (ABC Base Facilities) Mr. James E, Reeves, AEC General a. Scope of Instructions (1) This operation plan covers the period of operations from the time major elements of the joint task force are deployed in the for- ward area until the completion of on-site operations. It is publish- ed at this time for planning purposes only and is subject to periodic revision and refinement as more detailed information becomes available. When so directed by the Commander, Joint Task Force SEVEN (CJTF SEVEN), this plan will become effective as an operation order covering overall on-site operations and will supersede Operation Order No. 1-53. (2) "Forward Area", as the term is used in this plan, is defined as that area encompassing the MARSHALL ISLANDS. (3) "ENIWETOK-BIKINI Danger Area", as the term is used in this plan, is that area encompassing ENIWETOK and BIKINI ATOLLS and bounded by the meridians 160°35' - 166°16' east longitude » and by the parallels 10°15! - 12°45’ north latitude (an area of 150 by 350 miles). (4) "Closed Area", as the term is used in this plan, is defined as including the land areas of ENIWETOK and BIKINI ATOLLS, the water areas of the respective lagoons and the water areas within three (3) miles to the seaward side of the respective land areas. (5) "Atoll Commander, ENIWETOK (ATCOM ENIWETOK)", as the term is used in this plan, is the commander of the area defined in subparagraph (3) above, JTF SEVEN elements on KWAJALEIN and on task force weather islands. -le