"I think that lawmakers, had they known then what they know now might not have passed it," said Liz Coyle, deputy director for the consumer advocacy group Georgia Watch, which supports Chapman's proposal.
Southern Co. won permission last year from federal regulators to build two Westinghouse Electric Co. AP1000 reactors at an existing nuclear plant in eastern Georgia. It was the first approval of a new nuclear plant since 1978.
A state cost monitor has warned the project is running more than a year behind schedule and faces extra costs in the range of hundreds of millions of dollars.
Follow Ray Henry on Twitter: http://twitter.com/rhenryAP.