Sierra Club

Colorado electric cooperative Tri-State Generation and Transmission Association is proposing aid to coal communities in its service territory as part of an unopposed comprehensive settlement of the first phase of  the group’s recent Electric Resource Plan (ERP). The company on June 27 said the filing is an important milestone in the energy transition of the […]

A new wastewater rule authorized by the U.S. Environmental Protection Agency (EPA) earlier this year is leading several coal-fired plants to announce closure plans, according to an analysis of state regulatory filings by the Sierra Club. The group said at least 26 plants in 14 states have said they will stop burning coal, with 21 […]

A report from a Colorado-based group that provides analysis and market reports to the energy industry says an Alabama power plant has the highest emissions of carbon dioxide (CO2) of any coal-fired facility in the Lower 48 states. BTU Analytics in a report released April 29 ranked the James H. Miller plant in West Jefferson, […]

A report from a major environmental group said that coal-fired power generation will continue to play a large role in U.S. electricity production for at least another 10 years. The Sierra Club report published Jan. 25, based on a review of integrated resource plans (IRPs) from the 50 U.S. utilities most invested in coal-fired and […]

The Environmental Protection Agency (EPA) on April 16 withdrew the legal justification for an Obama-era rule that required coal-fired power plants to reduce their emissions of mercury. The Mercury and Air Toxic Standards (MATS) remains in place, but Thursday’s action by the Trump administration could prevent similar regulations from being implemented in the future. EPA […]

Gas prices remain low worldwide, and the challenge for producers is to find a market for their supply. Gas remains the No. 1 source of U.S. power generation, and will continue in that spot for several more

The Arkansas Public Service Commission has approved a plan to retire the Dolet Hills power plant, a coal-fired unit in Mansfield, Louisiana that serves part of the state. The decision, reached in December and announced Jan. 8 by the Sierra Club,  came as part of a settlement agreement in a recently concluded Arkansas rate review, […]

The U.S. Bureau of Land Management (BLM) on Dec. 30 released a final environmental impact statement (EIS) for the Gemini solar project, a planned 7,100-acre installation outside Las Vegas, Nevada, with a proposed generation capacity of 690 MW. The $1 billion project would be the largest U.S. solar farm in terms of generation, and includes […]

On Dec. 19, the Federal Energy Regulatory Commission (FERC) directed PJM Interconnection to dramatically expand its Minimum Offer Price Rule (MOPR) to nearly all state-subsidized capacity resources, including renewables backed by state portfolio standards. It’s the latest of a series of dramatic revisions to the grid operator’s rule, which essentially functions to provide a minimum […]

Indianapolis Power & Light (IPL) on Dec. 9 announced it will close two of the four coal-fired units at its Petersburg Generating Station in southern Indiana, as the utility continues to move away from coal generation. IPL has been pressured by state political leaders and environmentalists to close the 1,700-MW Petersburg facility, the largest power […]