AES: New battery can replace gas peakers

'Advancion' would take storage beyond frequency regulation.

By Kathy Larsen • April 3, 2014

Pennsylvania's top utility regulator blasts FirstEnergy's polar vortex fee

Public Utility Commission Chairman Robert Powelson senses a "stench" around the utility's plan.

By Kathy Larsen • April 3, 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

Big solar slams 'collaborative' legislation in South Carolina

The industry says the new bill grants utilities a monopoly over rooftop solar.

By Kathy Larsen • April 3, 2014

Senate launches tax credits bill without wind PTC

Changes to the bill will be decided in committee.

By Kathy Larsen • April 2, 2014

Utilities, solar advocates work together on South Carolina bill

Instead of "battle lines," there's a new way for interests to get what they want: collaboration.

By Kathy Larsen • April 1, 2014

Dominion buys 139 MW of solar

The acquisition brings its solar portfolio to 180 MW.

By Kathy Larsen • April 1, 2014

Will Michigan raise its renewable mandate?

The state's renewables goal is small, but a study says it could be 30% at little extra cost. 

By Kathy Larsen • April 1, 2014

California utility customers to get 'climate credits'

Greenhouse gas program credits will appear on April utility bills.

By Kathy Larsen • April 1, 2014

PGE: No plans for new power plants

The utility will focus on demand-side resources instead.

By Kathy Larsen • March 31, 2014

Customers to get $600M refund from SONGS shutdown

Total customer savings will reach $1.4 billion if regulators approve the settlement.

By Kathy Larsen • March 31, 2014

Rooftop solar wins in California net metering battle

Current solar owners get net metering for 20 years.

By Kathy Larsen • March 30, 2014

Shareholders grill Duke Energy on coal ash fiasco

Big investment funds demand an independent investigation.

By Kathy Larsen • March 28, 2014

100 MW distributed solar plan wins over regulators in Minnesota

Plan marries distributed solar and new gas generation.

By Kathy Larsen • March 27, 2014

NRG buys 8th-largest U.S. solar installer

The company already has an installer network, but NRG wants to become a leader in the rooftop solar business.

By Kathy Larsen • March 27, 2014

New gas units will power North Dakota oil country

The state's oil boom leaves the region panting for power.

By Kathy Larsen • March 27, 2014

Ohio city nears finish line for new hydro plant

105-MW plant is one of series being built on the Ohio River.

By Kathy Larsen • March 27, 2014

NRG CEO: Who's going to empower the American energy consumer?

David Crane wants NRG Energy to become the Amazon, Apple, Facebook and Google of the power sector.

By Davide Savenije • March 27, 2014

Facing end of tax credit, solar developers may take merchant-seller route

Loss of 30% tax credit spurs different market models.

By Kathy Larsen • March 27, 2014

PG&E hit 22.5% renewables milestone in 2013

The utility exceeded its 20% annual requirement for 'eligible' green power for the first time.

By Kathy Larsen • March 27, 2014

ACEEE: Yes, energy efficiency is still the cheapest energy source

Efficiency program kilowatt-hours cost one-third to one-half of power plant kilowatt-hours.

By Kathy Larsen • March 27, 2014

Duke Energy outlines plans for coal ash ponds

CEO Lynn Good says some North Carolina ash will be moved to lined landfills.

By Kathy Larsen • March 27, 2014

Kansas rejects repeal of renewable portfolio standard

Senate voted for repeal, but bipartisan House group votes no on conservative-led effort

By Kathy Larsen • March 26, 2014

Are severe winter power price spikes the new normal?

It was an exceptionally cold winter this year, but the coincident power price inflation may not be one-shot deals.

By Kathy Larsen • March 26, 2014

Rooftop solar wins big in Vermont

Lawmakers significantly upped the net metering cap for solar deployments on utility systems.

By Kathy Larsen • March 26, 2014

Retired California regulator declares war on the 'duck curve'

The anxiety around California ISO's so-called duck curve stymies creative solutions to solar power production, says a former utility regulator.

By Kathy Larsen • March 25, 2014