Google has agreed to reopen the Iowa nuclear plant with the largest renewable energy company in the US, NextEra. The aim is to primarily provide power to Google as the tech giant races to secure clean energy. The energy will facilitate in driving the company’s artificial intelligence data centers. Moreover, NextEra is expected to lead the redevelopment of Iowa’s Duane Arnold Energy Center. Google signed a 25-year agreement to buy electricity from the power station. After being shut down for five years, it is expected to cost more than $1.6bn to restart.
Duane Arnold, a 615-megawatt plant, is set to start delivering power by 2029, according to NextEra. Furthermore, it is the third US nuclear plant to begin the process of restarting operations. Ruth Porat, president and chief investment officer of Alphabet and Google noted her remarks on the project. She noted that the partnership serves as a model for the investments needed across the country to build energy capacity and deliver reliable, clean power. Moreover, she noted that will protect affordability and create jobs that will drive the AI-driven economy. Google is ramping up its investments in renewable energy sources to power its endeavors such as the $3 billion hydropower deal. It is one that is expected to be a gamechanger as the world’s largest corporate clean power pact.
Project Factsheet
Significance:
- A $1.6 billion co-investment by Google and NextEra Energy to restart the Duane Arnold Energy Center in Iowa.
- Seeks to supply Google’s AI data centers with 25 years of carbon-free electricity through a power purchase agreement.
- Is Google’s largest direct nuclear investment and a major step toward meeting its 24/7 clean energy goal.
- Positions the plant as one of the first nuclear facilities in the U.S. to come back online after being decommissioned
Infrastructure:
- The Duane Arnold Energy Center is a 615-megawatt nuclear power plant.
- NextEra Energy, the largest renewable energy company in the United States, will oversee redevelopment.
- Upgrades will include cutting-edge reactor safety systems, sophisticated control technologies, and enhanced energy efficiency.
Developer/Consortium:
- Co-sponsored by NextEra Energy and Google under a long-term clean energy supply contract.
- Supported by Alphabet’s investment group and in conjunction with U.S. Nuclear Regulatory Commission (NRC) compliance frameworks.
- Part of Google’s broader initiative to power its operations with 100% carbon-free energy across all geographic markets.
Funding/Timeline:
- Total investment: $1.6 billion.
- Google signed a 25-year power purchase agreement with NextEra Energy.
- Construction and retrofits will begin in 2025, with operations going live by 2029.
Significance of Reopening the Iowa Nuclear Plant

The significance of reopening the Iowa nuclear plant is expected to be monumental not only for Google but the US as well. Nuclear energy is preferred to be more viable as it will provide round-the-clock carbon-free power. Moreover, it is more viable as the world aims to slash emissions while feeding a rapidly growing need for electricity. Google’s power supply deal with NextEra follows a similar agreement between Microsoft and Constellation Energy last year. The move is expected to enable the Three Mile Island nuclear plant in Pennsylvania to reopen in 2028.
The Palisades nuclear power plant in Michigan is scheduled to be the first fully decommissioned US nuclear power plant to reopen later this year. Moreover, experts note that it is much more cost effective and faster to reopen a mothballed power plant than build a new facility from scratch. However, critics have warned that any effort to reopen retired power plants must not be rushed and should adhere to strict regulatory standards.