Duane Arnold Energy Center

Common card · No. 375676

The Duane Arnold Energy Center (DAEC), with a single unit boiling water nuclear reactor, was Iowa's only nuclear power plant. It is located on a 500-acre (200 ha) site on the west bank of the Cedar River, two miles (3.2 km) north-northeast of Palo, Iowa, USA, or eight miles (13 km) northwest of Cedar Rapids, Iowa. DAEC started its commercial operation in February 1975. The plant cooling towers were damaged during the August 2020 Midwest derecho, and repairs were deemed uneconomical, as the plant had already been scheduled for decommissioning in October 2020. The operator and majority owner is NextEra Energy Resources (70%). The Central Iowa Power Cooperative owns 20% and the Corn Belt Power Cooperative owns 10%. On October 27, 2025, NextEra Energy Resources and Google announced that they had reached an agreement under which the plant would be restarted in 2029, nine years after its shutdown. This is a move which came as a consequence of the growing demand for reliable and green energy from...

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