Arizona Public Service

Arizona Public Service (APS) announced Jan. 22 that it plans for all its power generation to be carbon-free by 2050, and also said it plans to produce nearly half its power from renewable sources by 2030. APS joins other U.S. utilities who have put forth similar goals in recent years. APS, which has been criticized […]

APS scales from pilot to full deployment at three power plants, wirelessly monitoring all rotating assets. SAN JOSE, Calif., August 27, 2019 — Arizona Public Service (APS) announced that they have significantly scaled their investment in wireless PdM (predictive maintenance) with Petasense, a Silicon Valley based venture-backed leader in Industrial IoT. Petasense provides the ARO […]

The world’s nuclear sector is struggling to stay economically afloat amid a deluge of renewables and natural gas power, and reinvigorating it will require operational flexibility from new or existing

The U.S. Department of Energy (DOE) and members of Congress are looking at legislation concerning research and regulation of energy storage. Sen. Lisa Murkowski (R-Alaska), who chairs the Energy and Natural Resources committee, on July 9 said there is bipartisan interest in combining a handful of bills on energy storage, dealing with research and development […]

Arizona’s largest utility wants to support its renewable power portfolio by adding as much as 850 MW of battery storage capacity to its solar power plants by 2025. Arizona Public Service Co. (APS) made the announcement February 21. Don Brandt, the utility’s chairman and CEO, in a statement said, “Arizona is already a national leader […]

The companies negotiating to purchase the largest coal-fired power plant in the southwestern U.S. have ended their pursuit, which means the 2,250-MW Navajo Generating Station (NGS) near Page, Arizona, remains scheduled to close by year-end 2019. Avenue Capital, a New York-based global investment firm focused on distressed assets, and Chicago-based Middle River Power on September […]

The possible new operator of the largest coal-fired power plant in the western U.S. told Arizona regulators this week the company would run the Navajo Generating Station (NGS) at less than half its installed generation capacity in order to maintain profitability. An official for Illinois-based Middle River Power (MRP) also said the plant would operate […]

The Navajo Nation on July 12 said it has identified a potential buyer for the 2,250-MW Navajo Generating Station (NGS) in Arizona, the largest coal-fired power plant in the western U.S. The Navajo Nation Council, in a joint news release with the Navajo Nation’s Office of the President and Vice President, said the Hopi Tribe […]

A suburban Chicago-based energy company executive on June 7 told Arizona officials his group is putting together a proposal to purchase the Navajo Generating Station (NGS), the largest coal-fired power plant in the western U.S. The plant’s current owners have said they will close the 2,250-MW facility by year-end 2019 unless a buyer is found. […]

The Navajo Generating Station (NGS) in Arizona is scheduled to close by year-end 2019, but intervention by the federal government could keep the West’s largest coal-fired power plant operating. At the same time, more than 300 of the plant’s workers, along with family members, union representatives and tribal leaders, held a rally in Phoenix on […]