Arizona Utility Blinks in Bitter Battle Over Rooftop Solar

Arizona’s biggest utility, Arizona Public Service, is withdrawing its bid to jack up monthly fees for rooftop solar users in its territory. The retreat, tendered last week to the Arizona Corporation Commission (ACC), capped an eventful month in the high-stakes battle between utilities and solar advocates that’s raging across Arizona rooftops. The party with the most bruises is not Arizona Public Service (APS), however, but the ACC itself. The elected body referees the state’s power markets, but all five of its commissioners now face accusations of bias that challenge their ability to fairly adjudicate the rooftop solar dispute.

Arizona’s solar dispute is hot, but not unique. Across the United States utilities are fighting to contain or eliminate “net metering” policies Continue reading

Advertisements

Notorious Grid Bottleneck Spawns Western Blackout

The blackout that squelched power flows to nearly 5 million residents of Arizona, California and northern Mexico last night and shut down California’s San Onofre nuclear power plant may be the latest sign of strain in an outdated U.S. power grid. The incident began during maintenance at a substation in Yuma, Arizona that lies at the center of a sclerotic section of the grid between Phoenix and Tucson—one long recognized as critically congested and thus at heightened risk of failure. Continue reading