Benjamin K. Sovacool has reported that worldwide there have been 99 accidents at nuclear power plants . Fifty-seven accidents have occurred since the Chernobyl disaster , and 57 % ( 56 out of 99 ) of all nuclear-related accidents have occurred in the USA . Serious nuclear power plant accidents include the Fukushima Daiichi nuclear disaster ( 2011 ) , Chernobyl disaster ( 1986 ) , Three Mile Island accident ( 1979 ) , and the SL-1 accident ( 1961 ) . Nuclear-powered submarine mishaps include the K-19 reactor accident ( 1961 ) , the K-27 reactor accident ( 1968 ) , and the K-431 reactor accident ( 1985 )
SL-1
SL-1
Nuclear power debate