AEP Ohio wholesale auction prices continue to decline, stressing utilities

Falling power prices in AEP Ohio's wholesale auction are creating problems for nuclear and coal generators.

By Peter Maloney • Nov. 9, 2015

Sierra Club: Power sector's carbon emissions hit lowest level since 1995

Coal retirements have put the United States in a strong position ahead of Paris climate talks planned this month, according to a new Sierra Club report. 

By Robert Walton • Nov. 9, 2015

Explore the Trendline➔

Data Centers and the US Grid

A look at how data centers are affecting the U.S. grid today and how new technologies and rate structures could affect that trajectory in the years to come.

By Utility Dive staff

Arizona utility TEP wants to add solar fee, reduce net metering credit

Tucson Electric Power is asking for several changes to its rates as it commits to 30% renewables by 2030. 

By Herman K. Trabish • Nov. 6, 2015

California solar advocates bring wheelbarrows of petitions to net metering fight

Solar advocates push to extend California's retail net energy metering credit as utility regulators consider three proposals from major utilities to add fixed charges and lower credits for solar users.

By Herman K. Trabish • Nov. 6, 2015

44 states take sides in Clean Power Plan legal melee

Virtually every state has staked out a side, either for or against, the Obama adminstration's signature climate legislation with six remaining neutral. 

By Robert Walton • Nov. 6, 2015

Arizona Supreme Court to decide if waste qualifies as a renewable resource

The Sierra Club has asked the court to prevent waste-to-biofuels facilities from qualifying for the state's renewable energy mandate.

By Herman K. Trabish • Nov. 6, 2015

NYISO: Closing NRG Huntly and Dunkirk coal plants won't threaten reliability

Lawmakers have already put a $19 million relief package together for communities, and both plants are scheduled to come offline in early 2016. 

By Herman K. Trabish • Nov. 6, 2015

Regulators reject part of Boulder muni bid, but case moves forward

The Colorado Public Utilities Commission determined some portion of the city of Boulder's plan to form a municipal utility ran afoul of the doctine of regulated monopolies, but the city will have a chance to amend its application.

By Robert Walton • Nov. 6, 2015

Midwest power co-ops face steep challenges for Clean Power Plan compliance

Co-op officials aren't excited by the prospect of compliance with the regulatory package, which will push them to draw down coal generation and invest in cleaner energy.

By Robert Walton • Nov. 6, 2015

Puerto Rico Gov. Padilla floats bill to restructure debt-strapped PREPA

The Puerto Rico Electric Power Authority needs to restructure more than $8 billion in debt while modernizing its generation fleet and grid.

By Robert Walton • Nov. 6, 2015

House subcommittee passes 2 resolutions to roll back EPA carbon rules

Rep. Ed Whitfield (R-Ky) shepherded the measures through a House subcommittee, but the long-term outlook is dim for any legislative attempt at rolling back the Clean Power Plan.

By Robert Walton • Nov. 5, 2015

Greens slam SoCal Edison plan for 3 new gas plants in $12B grid modernization

While SCE is one of the nation's leading utilities in energy storage, it wants to construct three new gas plants it says are needed to integrate more renewable energy.

By Robert Walton • Nov. 5, 2015

Hawaii PUC allows public utility alternatives to be considered in NextEra merger case

As a part of the proceeding on the merger of NextEra and Hawaiian Electric, the commission will hear presentations on the feasibility of co-ops, munis, and LNG for state.

By Herman K. Trabish • Nov. 5, 2015

Wind's huge October: Generation records set in 4 of 7 organized markets

Better turbines and new installed capacity from the recent ‘wind rush’ make the resource a significant part of the energy supply on grids across the nation. 

By Herman K. Trabish • Nov. 5, 2015

NY Gov. Cuomo: State will fight Entergy plans to shutter FitzPatrick nuclear plant

The state questioned Entergy's corporate citizenship following the announcement it would shut down the 838-MW James A. FitzPatrick nuclear facility in Scriba, N.Y.

By Robert Walton • Nov. 5, 2015

How to decarbonize the US energy system, in 14 charts

A powerful new policy simulator lays out the costs and benefits of the Clean Power Plan and deeper decarbonization on the electricity sector and broader economy. 

By Gavin Bade • Nov. 5, 2015

Report: Texas demand response issues mirrors FERC 745 debate

Developing a demand response market in Texas, the nation's only organized market without FERC regulation, is complicated, mirroring nationwide debates on a smaller scale. 

By Robert Walton • Nov. 4, 2015

Oregon ballot initiatives to eliminate coal power by 2030 clear first hurdle

Renew Oregon submitted twice the necessary signatures in an initial step to putting coal to the test in next November's election.

By Robert Walton • Nov. 4, 2015

The Value of Less: Quantifying the benefit of peak demand savings

Depending on where you live, every dollar spent on demand response could save up to $4, according to a new Advanced Energy Economy report. So what needs to happen in order to expand demand response's penetration?

By Robert Walton • Nov. 4, 2015

Duke urges regulators to deny TPO solar bid from green group, church

The utility says the protest act by activist group NC WARN is breaking the law and deserves $1,000 fine every day.

By Herman K. Trabish • Nov. 4, 2015

New Mexico regulators deny El Paso Electric monthly charge on distributed generation

The ruling to protect DG owners from discriminatory ratemaking practices follows similar decisions in other states.

By Herman K. Trabish • Nov. 3, 2015

Duke looks to extend licenses for aging nuke fleet in the Carolinas

Duke Energy officials say they will hold on to their nuclear fleet in North and South Carolina as long as possible, doubting the chances for new generation.

By Robert Walton • Nov. 3, 2015

California ballot initiative would eliminate IOUs, establish statewide public utility

The Secretary of State on Friday approved the petition's language, greenlighting efforts to get 365,000 signatures to form a statewide public utility.

By Herman K. Trabish • Nov. 3, 2015

The day after: How solar can thrive in the post-net metering era

With storage, TOU rates and control tech, solar can boom in the absence of net metering and benefit utilities as well.

By Herman K. Trabish • Nov. 3, 2015

Maryland attorney general wants state to reconsider Exelon-Pepco merger approval

Maryland Attorney General Brian Frosh has thrown his support behind a bid to undo approval of the Exelon-Pepco deal, arguing the merger will hold back efforts to modernize the state's grid.

By Robert Walton • Nov. 2, 2015