Sept. 23, 2020

USS Thresher - What We Learned From Loss

The tragic loss of USS Thresher remains a pivotal moment in U.S. submarine operations, safety and culture.USS Thresher (SSN 593) got underway with 129 crew and shipyard personnel aboard for her post availability sea trials from Portsmouth Naval Shipyard on April 9th, 1963, accompanied by the Submarine Rescue Ship Skylark (ASR-20). The first day of

April 10, 2013

April 10, 1963: Search for the USS Thresher

This article was published in the May 1964 issue of Proceedings as "Searching for the Thresher" by Frank A. Andrews, Captain, U.S. Navy.The Thresher search was very much an ad hoc operation. On 10 April 1963, the day of the Thresher's loss, there was no real search organization, no search technique, nor specific operating procedures for locating an