po ca aIN TMiis document consists of Copy No. re Ae a Of ed & e4 pages series A tH ra ae en ch te? oh Me ATOMIC ENERGY COMMISSION MEANS OF REDUCING OFF-SITE FALLOUT WHICH MAY RESULT FROM OPERATION FILGRIM Report to the General Manager by the Director of Military Application * ' Ans eee fern, THE PROBLEM 1. To consider the implications of decreasing or eliminating the possibility of off-site radiological fallout from Operation PILGRIM (CY 1957 tests) in the vlelnity of the NTS and outside the boundary of the test site and the Las Vegas Gunnery Range by:’ a, Removing all or a part of the Operation from the Nevada Test Site to the Eniwetok Proving Ground; and/or b. Redesigning the test devices and/or the means of suspension from that contemplated in AEC 944, SUMMARY 2. The following three plans designed to reduce the ‘expected fallout, are described in some detail in Appendix “A" ee x and implications of their adoption are discussed in some detail therein; Plan [ - Move Operation PILGRIM, except the underground and one-point safety tests to the EPG to be conducted as a Fall 1957 operation. Plan II - Move the six difficult shots from PILGRIM to Operation HARDTACK (EPG Spring 195¥), and conduct the remainder as presently planned. Plan Itt - Redesign the test devices and/or suspension systems of the difficult shots to the extent possible and to reduce fallout, firing in NTS as presently planned. The changes from the plan of AEC 944 are as shown in Appendix "B". HHSTHTPEDpADA— This document contains restricted data as defined in the Atomic Energy Act of 1954, foes Aa Tet Bele os veh 4h eis at Its transmittal or the disclosure of its in any manner to an unauthorized person is prohibited. contents -1CIR AAS) Tan mTWelAlea I

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