Sonnen pledges to build microgrids in Puerto Rico

The announcement comes as rival battery provider Tesla says it will deliver "hundreds" of its residential battery systems to the island in the coming weeks. 

By Peter Maloney • Oct. 2, 2017

DOE rulemaking threatens to destroy wholesale markets with no tangible benefit

Newly proposed cost recovery for fuel-secure generators would spike power costs and emissions with little upside for consumers, Energy Innovation analysts argue.

By Robbie Orvis, Mike O'Boyle • Oct. 2, 2017

Explore the Trendline➔

The Energy Transition to Renewables

Rising demand for power is continuing to drive demand for renewables, but policy uncertainty and mixed signals from the Trump administration add to existing challenges.

By Utility Dive staff

Silverstein: If I'd written the DOE grid study recommendations

Alison Silverstein, who drafted the technical portions of the DOE grid study, says its summary and recommendations missed key points on grid reliability and resilience.

By Alison Silverstein • Oct. 2, 2017

Tesla pledges 'hundreds' of Powerwall battery packs for Puerto Rico

Only 5% of the U.S. territory's grid is working right now, The New York Times reports, and it could take up to six months to fully restore power. 

By Krysti Shallenberger • Oct. 2, 2017

Suniva, SolarWorld revise tariff, floor price proposals ahead of ITC remedy hearing

The petitioners proposed declining tariffs on solar modules and cells in addition to a declining floor price of $0.74/watt for solar modules.

By Peter Maloney • Oct. 2, 2017

Report charts a path for more corporate purchases of utility-scale solar power

To get companies to buy more solar, the report says utilities should consider working with stakeholders to develop purchasing options in areas where solar is most cost-competitive.

By Peter Maloney • Oct. 2, 2017

Tampa Electric agreement calls for 600 MW of new solar power by 2021

The projects stem from an agreement reached with consumer groups and will significantly boost the utility's 27 MW of current solar capacity.

By Peter Maloney • Sept. 29, 2017

Why it's time to fully embrace America's energy grid diversification

U.S. regulators should help drive more distributed resources into the grid, ICF's Philip Mihlmester writes, recommending how they can do so to the benefit of energy consumers and utilities.

By Philip Mihlmester • Sept. 29, 2017

PacifiCorp launches RFP for 1,270 MW of Wyoming wind

Projects must be capable of interconnecting with PacifiCorp’s Wyoming transmission system, but could also be located in Oregon or Utah.

By Robert Walton • Sept. 29, 2017

Connecticut energy plan raises tough questions on comparative resource valuation

Critics say the state's comprehensive energy plan falls short in capturing the full costs and benefits of energy technologies.

By Herman K. Trabish • Sept. 28, 2017

GTM: Grid-tied residential storage to outpace off-grid deployments in 2017

Utilities are encouraging homeowners to deploy grid-connected storage as a way to reduce the effect of high solar penetration on the grid.

By Peter Maloney • Sept. 28, 2017

South Dakota project to make Xcel first over 10 GW wind capacity

The Apex Clean Energy-developed facility will be the first publicly announced wind farm to advance under the phase down of federal tax credits, utility officials said. 

By Robert Walton • Sept. 28, 2017

Arizona utility will use 'reverse demand response' to avoid renewables curtailment

Growth in renewable energy has occasionally led to excess power and negative pricing. Utilities are finding creative ways to help balance the system while lowering costs.

By Robert Walton • Sept. 27, 2017

SolarCity to pay $29.5M to settle false claims allegations

The U.S. Department of Justice alleged that beginning in 2009, SolarCity submitted thousands of claims that overstated the cost of its solar projects.

By Robert Walton • Sept. 27, 2017

Imagining the Utility of the Future

How National Grid is evolving to put customers at the core of all that it does.

By Chris Warren • Sept. 27, 2017

Renewable developers respond in droves to New York solicitation

The state is allocating $1.5 billion for renewable projects that can generate 2.5 million MWh; developers proposed more than 13 GW in response.

By Robert Walton • Sept. 27, 2017

Helping the Sun Shine Everywhere

A National Grid project delivers the benefits of solar energy to an underserved Buffalo community.

By Chris Warren • Sept. 26, 2017

New Jersey to examine solar incentives, cost differentials

At the end of last month, the Garden State had 2.25 GW of installed solar capacity at more than 80,000 individual projects.

By Robert Walton • Sept. 26, 2017

More renewables, much less coal in Ameren Missouri's future

Ameren Missouri has filed a 20-year Integrated Resource Plan calling for more renewable power and the closure of the coal-fired Meramec Energy Center by the end of 2022.

By Robert Walton • Sept. 26, 2017

Kansas solar customers could face higher rates, fees

The Kansas Corporation Commission has determined that utilities may create a separate rate class and propose new rate designs for distributed generation customers.

By Robert Walton • Sept. 26, 2017

San Francisco studying solar-plus-storage systems to boost local resiliency

The city is studying alternatives to diesel generators to help in earthquakes and other major disasters.

By Peter Maloney • Sept. 26, 2017

What you need to know about renewables integration

Wind and solar power are growing nationwide, propelled by improving economics, renewable portfolio standards and positive consumer sentiment.

By Gavin Bade • Sept. 25, 2017

Solar sector steels for tariff fight after ITC harm ruling

Industry groups are pushing for softer trade remedies after the ITC found harm to domestic solar manufacturers last week. 

By Krysti Shallenberger • Sept. 25, 2017

Facebook selects 100% renewable energy option for headquarters

The social media giant has switched all electric accounts at its headquarters in Menlo Park, Calif., to Peninsula Clean Energy’s ECO100 option.

By Robert Walton • Sept. 25, 2017

Sempra-backed study slams San Diego community choice aspirations

While the city believes developing a community choice aggregation program could grow clean energy, a consultant says the cost could reach into the billions.

By Robert Walton • Sept. 25, 2017