—_ ENCLOSURE "Db" ANALYSIS OF SIVES 1. Preliminary study narrowed the site to consideration of two localitics, the first in tho vicinity cf Roi Nenur in the Kwajaloin Atoll, the second at Eniwctok. Originally it appearod that, if the oporation could pe satisfactorily porformed fron 2 sclontific point of view in the Roi Nanur area, « substantinl saving; in effort might be made. Detailed analysis, however, indicates there would be approximatcly the sane construction requirciicnts with little or no saving in noney, manpowor, or ships. 2. iurther development of the problem with the AEC led to its statonent “An attempt has boun made to nindnize the operational and. logistical requirements for the operation; however, it has ‘been concluded that only Site 1 (Eniwetok, firing three shots on three cifforent islands) will peruit full realization of the objectives of the tests," 3. Study of Eniwetok Atoll reveals that this area possesses all desirable characteristics: a. It provides an cxccllent location which should be available for an indefinite period for use by the United States as an atomic proving ground, and ono in a secure. aroa Located woll off normal shipping and air lances, b. It has convonicnt logistical support being within 300 milcs of our air and navel bese at Kwajelein and within 2500 ilies of our major installations at Guan and Ochu. ce Within tho Atoll itsclf 13 . suitable anchorage areca for largcr vessels, a, The arca is not cxposed to violent storms and the proveiling northeastern winds do not subject inhabited land uasses te deposits of radioactive particles. -~ le - Enclosure "py"