JISEA: Renewable energy, natural gas form profitable combo

Instead of competing, natural gas-fired generation and renewable energy can be used together profitably, according to a report.

By Ethan Howland • Feb. 10, 2014

Duke Energy stops coal ash leak

Duke Energy fixes pipe after up to 82,000 tons of coal ash spills into river.

By Ethan Howland • Feb. 9, 2014

Explore the Trendline➔

Electricity Supply and Demand

After nearly two decades of flat demand, U.S. electricity consumption reached an all-time high in 2024 and is expected to continue rising. This trendline brings together the best of Utility Dive’s coverage of emerging trends in supply and demand and the decisions being made today that will impact the power system for years to come. 

By Utility Dive staff

FirstEnergy to retire two coal plants early

FirstEnergy plans to retire almost 1,500 MW of Ohio coal a year early.

By Ethan Howland • Feb. 9, 2014

Oregon RPS bill allows 'green tariff' for IOUs

Compromise RPS bill would allow PacifiCorp and Portland General Electric to sell renewable power directly to large customers.

By Ethan Howland • Feb. 9, 2014

Northwest faces low hydroelectric output

Almost all of the Northwest faces 30% below normal precipitation levels, according to the Energy Information Administration.

By Ethan Howland • Feb. 9, 2014

Exelon may shut down nuclear plants

Some of Exelon's nuclear fleet is losing money on low power prices.

By Ethan Howland • Feb. 7, 2014

Washington panel asks Puget Sound Energy to redo coal plant analysis

Washington regulators say utility failed to show coal-fired Colstrip plant makes economic sense.

By Ethan Howland • Feb. 7, 2014

Harsh weather triggers alerts, outages from coast to coast

California ISO asks for conservation because power plants lack gas supplies.

By Ethan Howland • Feb. 7, 2014

Arizona regulators to revisit solar rules

The solar debate in Arizona gets hot again as regulators decide to review its solar rules.

By Ethan Howland • Feb. 7, 2014

New electric capacity for 2013: Winners, losers and surprises

FERC's latest infrastructure report on the changing generation mix for the U.S. has a few surprises.

By Ethan Howland • Feb. 6, 2014

Brattle Group offers regional approach to carbon limits

Brattle Group and Great River Energy offer a regional approach for cutting carbon emissions from power plants.

By Ethan Howland • Feb. 6, 2014

New England capacity prices spike on plant shutdowns

Planned power plant retirements drive up capacity prices in ISO-New England auction.

By Ethan Howland • Feb. 6, 2014

Arizona regulators eye cutting rooftop solar mandate

The Arizona Corporation Commission may cut a requirement that utilities include distributed generation in their renewable mix.

By Ethan Howland • Feb. 6, 2014

Microgrid market takes off in billionaire island segment

NRG Energy to build renewable-oriented microgrid for Sir Richard Branson's Caribbean island. Will help meet 2 a.m. peak load.

By Ethan Howland • Feb. 6, 2014

Kansas utilities seek net metering changes

The utilities support bills that would cut payments for rooftop solar.

By Ethan Howland • Feb. 6, 2014

ConEd proposes energy storage if nuclear plant shuts down

Consolidated Edison proposes using storage to help deal with a possible closure of the Indian Point nuclear plant.

By Ethan Howland • Feb. 5, 2014

California drought hits state's hydro supply

The Cal-ISO is "concerned" about California's hydro supply, but utilities expect to have ample power.

By Ethan Howland • Feb. 5, 2014

Why is FirstEnergy going 'back to basics'?

In tough times, FirstEnergy is focusing on its regulated operations while hoping for a rebound in its competitive businesses.

By Ethan Howland • Feb. 4, 2014

Connecticut buys renewable credits to cut utility costs

Under a new law, Connecticut's Department of Energy & Environmental Protection can buy renewable credits to lower utility costs.

By Ethan Howland • Feb. 4, 2014

Brattle: ERCOT's 'optimal' reserve margin is 10.2%

The Brattle Group report will influence the capacity market debate in Texas.

By Ethan Howland • Feb. 4, 2014

We Energies gets OK to switch coal plant to natural gas

We Energies plans to switch the 280-MW Valley power plant to natural gas by early 2016.

By Ethan Howland • Feb. 3, 2014

Minnesota state agency crafts 'value of solar' formula

The move in Minnesota to peg the value of solar comes as states are looking closely at rooftop solar policies.

By Ethan Howland • Feb. 3, 2014

PacifiCorp utility wants to change PURPA contract rules

Amid a dispute, Rocky Mountain Power is seeking a new approach to Public Utility Regulatory Policies Act contracts.

By Ethan Howland • Feb. 3, 2014

Dominion Resources to sell retail business

Dominion "fine tunes" its business model by focusing on regulated utility and solar operations.

By Ethan Howland • Feb. 2, 2014

Demand response growing in Texas

The rise of demand response in Texas may be pushing out the need to build new power plants.

By Ethan Howland • Jan. 31, 2014