Tag: Arizona Public Service

November 11, 2022

The U.S. Department of Energy (DOE) is partnering with utilities on four hydrogen demonstration projects at U.S. nuclear power plants. Hydrogen would be produced at the nuclear plants through high- or low-temperature electrolysis, a process of splitting water into pure […]

April 29, 2022

APS has asked the Arizona Court of Appeals to reverse the ACC’s cost recovery disallowance and vacate the return on equity decision, as well as a 20-basis point penalty that regulators imposed for customer service issues. In 2020, an ACC […]

April 19, 2019

It’s not that Invenergy was ever shy about its storage ambitions. The Chicago-based developer, which has built 22,600 megawatts of wind, solar and natural gas generation, entered the storage market in a big way back in 2015. It delivered two […]

March 5, 2019

The U.S. energy storage industry delivered record deployments in 2018, driven by a strong fourth quarter for utility-scale projects. But the new achievement for the young industry pales compared to what’s to come: an expected doubling in 2019, followed by […]

January 8, 2019

The election of Burns puts a consistent utility critic at the helm of the Arizona commission — a state that’s seen a string of political controversies and solar policy battles involving APS. ​In 2016, Burns issued a subpoena to APS, […]

August 13, 2018

Arizona’s politics over renewable energy have always been contentious. As the state considers adding new targets, this year is no different. There are two proposals to increase Arizona’s renewable portfolio standard. One, a ballot initiative, would add a 50 percent […]

September 7, 2017

Arizona Public Service (APS) has proposed a slate of new energy programs and rates that will help customers conserve energy and control their usage, including energy storage, demand response and load management programs. The proposals include incentives for smart thermostats, […]

May 26, 2017

With two grid-scale batteries newly in place, Arizona Public Service is learning the elements of energy storage operation that you can’t read in a book. The utility is using the pair of 2-megawatt/2-megawatt-hour lithium-ion battery systems from AES to test […]

April 17, 2017

Arizona Public Service last week filed a 15-year Integrated Resource Plan that predicts a 60% growth in resource requirements and outlines a broad range of new resources to meet the need. While renewable energy and battery storage will both help, […]

August 22, 2016

Arizona Public Service triggered a major debate in 2014 when it first proposed owning and operating rooftop solar systems. The large investor-owned utility initially sought to develop 20 megawatts of solar PV on 3,000 rooftops, all on the utility side […]