On April 7, 2008, Progress Energy Florida of St. Petersburg announced it had authorized Shaw and Westinghouse to purchase long-lead-time materials for up to two AP1000 nuclear reactors for its Levy County plant, a greenfield plant in Levy County, producing about 1,100 MW each.
Edwin Lyman, a senior staff scientist at UCS, has challenged specific cost-saving design choices made for both the AP1000 and ESBWR.