Fifty two submarines were lost during World War II. The bulk of these losses were due to enemy action and are listed elsewhere on this web site, as well as being well documented in many other places. Other losses were due to wartime conditions of radio silence or blackout. The accidents listed here occurred during training or other normal operations, and were not directly related to wartime operations:
A Chronology of all 52 U.S. Submarines Lost to Enemy Action during World War II.
Continue to next section, Post-War Accidents.
Return to previous section, Pre-War Accidents.
Return to U.S. Peacetime Submarine Accidents.