CLIMATE: Colorado property owners file a lawsuit seeking to block new state and local rules requiring greenhouse gas emissions reductions in large buildings, saying they are too costly and go beyond federal guidelines. (Colorado Sun)




  • Federal regulators reject a firm’s proposal to dump oil and gas wastewater into a Wyoming aquifer, saying it could contaminate tribal nations’ drinking water. (WyoFile) 
  • A Colorado oil and gas industry-backed initiative that would require economic impact statements for future ballot measures qualifies for the November ballot. (CPR)

TRANSMISSION: Tribal nations and advocates ask a federal appeals court to review a lower court’s rejection of their bid to block construction on an Arizona segment of the SunZia transmission line. (E&E News, subscription)

NUCLEAR: New Mexico business leaders propose a small modular nuclear reactor at a federal radioactive waste depository in the southeastern part of the state. (Carlsbad Current-Argus)


ELECTRIC VEHICLES: The Las Vegas Raiders partner with NV Energy to install electric vehicle chargers at their stadium. (Fox 5 Vegas)


  • A California university professor says the string of 37 days this spring that clean energy sources met all of the state’s power demand heralds a new era of renewable power generation. (Scientific American)

Northwest energy experts urge utilities to build on the success of the existing Western energy imbalance market by joining and supporting the California grid operator’s day-ahead regional power initiative. (Utility Dive)

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Jonathan hails from southwestern Colorado and has been writing about the land, cultures, and communities of the Western United States for more than two decades. He compiles the Western Energy News digest. He is the author of three books, a contributing editor at High Country News, and the editor of the Land Desk, an e-newsletter that provides coverage and context on issues critical to the West.