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

BP technology report sees solar's biggest gains in storage

BP's Technology Outlook sees faster prices declines for storage technologies than any other sector in the energy industry.

By Peter Maloney • Nov. 6, 2015

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

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

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

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

After public rebuke, Duke axes Carolina power line, downsizes gas plant proposal

The utility will construct two smaller gas-fired plants instead of one, and scrapped plans for a new line and substation, opting to lean on efficiency and demand management instead. 

By Robert Walton • Nov. 5, 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

Florida's solar ballot proposals reortedly causing confusion among voters

Similar names and a wonky topic could contribute to confusion among voters over dueling solar ballot initiatives, according to an Orlando Sentinel columnist. 

By Robert Walton • 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

Hawaii's largest solar array, complete with storage, now online

REC Solar has brought a 12 MW solar system online for Kaua‘i Island Utility Cooperative, which is paired with a lithium-ion battery system to smooth renewable integration.

By Robert Walton • Nov. 3, 2015

Ice, ice energy: The hot market for cooled liquid energy storage

Ice Energy and CALMAC are proving their value while newer technologies wrestle with cost.

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

Xcel proposes 2 solar-storage projects in Denver

The two solar+storage projects aims to test out battery operations paired with solar systems for future "smart" and "sustainable" cities, officials said. 

By Robert Walton • Nov. 3, 2015

New Enphase solar-storage product combines monitoring, control in a single device

Enphase Energy is introducing an all-in-one solar storage and control system in December.

By Peter Maloney • Nov. 2, 2015

Wisconsin Public Service seeks third fixed charge increase in three years

As WPS looks to add another $6 to monthly residential fixed charges, a state court tosses out an earlier fixed charge increase from We Energies saying it discriminates against solar owners.

By Herman K. Trabish • Nov. 2, 2015

Arizona gears up for full cost-benefit solar value proceeding

Can a combination of cost-of-service and value-of-solar studies end the state's distributed generation wars?

By Herman K. Trabish • Nov. 2, 2015

ITC sunset in sight, SolarCity shifts from growth to cost cutting strategy

With strong third quarter growth this year, the company is turning its attention to post-tax credit profitability. 

By Herman K. Trabish • Nov. 2, 2015

Austin Energy, First Solar ink deal for 119 MW of solar

The project is due  to come online before the end of 2016 to qualify for the 30% tax credit.

By Herman K. Trabish • Oct. 30, 2015

3 US companies make rankings of world's top 20 greenest utilities

A Spanish conglomerate focused on renewables took the top slot, while NextEra Energy was the highest-ranked U.S. utility. 

By Robert Walton • Oct. 30, 2015

Inside the first fully dispatchable utility solar-storage project in Hawaii

SolarCity is combining solar panels and storage in a single project on Kaua'i, but the most innovative part of the deal could be how it is structured.

By Peter Maloney • Oct. 29, 2015

Massachusetts House seeks 2,400 MW cap on net metering

Legislative leaders say they want to give residential solar some breathing room before they push to pass a comprehensive energy bill next year. 

By Herman K. Trabish • Oct. 29, 2015

Rocky Mountain Power unveils clean energy proposal, but skeptics remain

The Salt Lake City-based utility wants to offer a new, lower tariff for expanding businesses and split residential bills into use and access charges in a plan aimed at cutting emissions. 

By Robert Walton • Oct. 29, 2015

FERC: Renewables account for over 60% of new generation in 2015

The latest energy infrastructure report from FERC finds wind up to 5.9% of U.S. generation capacity, while solar passes the 1% mark, even with the rooftop sector not included.

By Herman K. Trabish • Oct. 28, 2015

Bipartisan coalition launches Congressional Battery Storage Caucus

The new group in the U.S. Congress aims to educate lawmakers about storage and push legislation to boost the industry.

By Gavin Bade • Oct. 27, 2015

From theory to practice: The challenges in moving to 'Utility 2.0'

Executives from four major utilities spoke at ESNA 2015 about the trials and tribulations of putting more new technology on their grids. 

By Herman K. Trabish • Oct. 27, 2015