Union of Concerned Scientists v. Atomic Energy Commission and United States of America, Boston Edison Company, Intervenor

McGOWAN, Circuit Judge:

The Union of Concerned Scientists (UCS) seeks review of an order of the Atomic Energy Commission (AEC) affirming the Initial Decision of an Atomie Safety and Licensing Board (ASLB) to authorize the issuance of an operating license to intervenor Boston Edison Company (Edison) for its Pilgrim Nuclear Power Station (Pilgrim). UCS assigns ten separate errors, which we deal with sequentially after an introductory section stating so much of the history of this case as is necessary to an understanding of the issues raised. For the reasons hereinafter set forth, we affirm.

I

The…