The next month , April 1978 , a year before the Three Mile Island accident , Governor Brown stated he would never sign a bill allowing construction of a nuclear power plant in California . Soon afterwards the California Energy Commission voted to halt the construction of the two Sundesert units in the " absence of federally demonstrated and approved technology for permanent disposal of radioactive wastes " . The Sundesert project was cancelled in May 1978
Three Mile Island accident
Three Mile Island accident
Sundesert Nuclear Power Plant