In pursuit of 100% renewables, HECO installs 1st utility-scale battery on Oahu

The 1 MW project is being executed by the utility and the Hawaii Natural Energy Institute at the University of Hawaii.

By Robert Walton • Sept. 28, 2016

Wyoming rejects boosting wind production tax

Not one supporter of a proposed wind production tax increase testified at a recent meeting of the legislature's Joint Revenue Committee.

By Robert Walton • Sept. 28, 2016

Explore the Trendline➔

Top 5 Stories from Utility Dive

Power demand is rising amid dramatic shifts in federal energy policy, but technology and markets continue to push the grid toward cleaner, more distributed resources. 

By Utility Dive staff

Trump, Clinton spar over clean energy policies in 1st Presidential debate

Donald Trump never said "Solyndra," but he seemed to be referencing the failed solar developer when he called the United States' energy policies a "disaster."

By Robert Walton • Sept. 26, 2016

NYC targets 100 MWh energy storage by 2020

The new energy storage target will help New York City reach its goal to cut emissions 80% by 2050.

By Peter Maloney • Sept. 26, 2016

Study: Transportation CO2 emissions outpace power sector

As the power sector shifts from coal to gas to cut emissions, transportation takes the No.1 spot as biggest CO2 emitter. 

By Peter Maloney • Sept. 26, 2016

Demand charges vs. TOU rates: The great Arizona rate design experiment

APS wants to be the first utility with mandatory demand charges for residential customers, but critics say time-of-use pricing provides similar benefits and is easier for consumers to adopt. 

By Herman K. Trabish • Sept. 26, 2016

Xcel Energy seeks to add 1,500 MW of wind power

With falling costs and temporary tax assistance, wind is "in the money."

By Peter Maloney • Sept. 23, 2016

Tesla, SolarCity set to unveil 'solar roof' offering next month

"It's not a thing on a roof, it is the roof," Tesla CEO Elon Musk said over the summer. 

By Robert Walton • Sept. 23, 2016

Hawaiian regulators approve time-of-use rate pilot to aid solar integration

In an effort to shift electricity usage to daytime, Hawaii's PUC has approved a time-of-use rate program for HECO.

By Peter Maloney • Sept. 22, 2016

US, Canada utilities aim to link three microgrids in $12.4M cross-border project

Two Canadian utilities and one in Maine are working to trade power between three microgrid projects in a transactive energy scheme. 

By Peter Maloney • Sept. 22, 2016

Apple to sell 50 MW solar energy to Arizona public utility

Salt River Project and Apple put their heads together in 2014 to move the tech giant into the region and work together on clean energy solutions.

By Robert Walton • Sept. 22, 2016

How Southern California Edison's new rate case would transform the grid

SCE wants to spend $2.3 billion to ready its grid for distributed resources. Here's what that money would buy.

By Herman K. Trabish • Sept. 21, 2016

SNL: Lower operating costs drive new gas-fired power development

Gas, wind and solar plants have the lowest operating costs and as a result will make up the overwhelming majority of new capacity additions through 2020.

By Robert Walton • Sept. 21, 2016

First wave-powered energy in U.S. pumped into Hawaii's grid

A U.S. Navy program is testing wave-powered devices off the coast of Oahu.

By Peter Maloney • Sept. 21, 2016

Former SunEdison yieldcos TerraForm Power and Global explore potential sales

SunEdison's investment vehicles put themselves up for sale after their bankrupt parent said it would stop making interest payments to the yieldcos. 

By Peter Maloney • Sept. 21, 2016

Greens petition FERC to intervene in Montana PURPA fight

Montana’s Public Service Commission temporarily suspended guaranteed rates for small solar projects in June, catching developers by surprise.  

By Robert Walton • Sept. 21, 2016

Environmentalists wary of Congress' rush to pass energy bill

Lawmakers are hoping to produce a broad energy bill this session, but environmentalists warn more than two dozen provisions could trigger backlash or a presidential veto.

By Robert Walton • Sept. 21, 2016

Developers wary as California prepares to open behind-the-meter storage to utilities

Two newly-passed bills seek to boost residential storage, but critics worry they could allow utilities to dominate the market.

By Robert Walton • Sept. 20, 2016

ESNA Expo October 4 - 6, 2016 in San Diego, CA - Booth #701

One of the biggest debates around energy storage for the grid is whether its role should be to provide short injections of power to the grid or if it should time-shift energy that can last for multiple hours.

Sept. 20, 2016

Tesla-SolarCity merger could face delays from lawsuits

Four parties have filed suit, contesting the close relationship between the two companies. 

By Peter Maloney • Sept. 20, 2016

Enphase survey: Batteries don't fit the bill for most residential backup power needs

Customers are interested in backup power, a new residential survey found, but their demands are more suited to generators than solely batteries.

By Peter Maloney • Sept. 20, 2016

With AEP deal, private equity continues gobbling up utility plants

Private equity was the winner, once again, in an auction of four AEP plants totaling 5,200 MW.

By Peter Maloney • Sept. 20, 2016

FRCC: Florida reserve margin to remain over 20% as state leans on gas generation

Despite a rising population and increased reliance on gas, Florida reliability coordinators expect sufficient generation supply for the next decade.

By Peter Maloney • Sept. 19, 2016

Massachusetts state report recommends 600 MW energy storage target

A report ordered by state lawmakers and released by the Department of Energy Resources says a storage target for utilities could help cut peak demand and reduce ratepayer costs.  

By Peter Maloney • Sept. 19, 2016

Amazon backs 253 MW Texas wind farm

The wind farm is Amazon's largest renewable energy project to date. 

By Robert Walton • Sept. 19, 2016