Constellation Energy's coal-fired Brandon Shores power plant in Anne Arundel County, Md., Jan 15, 2012. (Shannon Jensen/The New York Times)

Constellation expands with new business in Houston and Dallas

The move by Constellation, which is a subsidiary of Chicago-based Exelon Corp., comes at a time when more power generation companies are expanding their home retail businesses and services. Houston-based Calpine power company is buying Champion Energy Services and NRG Energy already has brands like Reliant and more.
The Lake Hubbard Power Plant near Dallas, owned by Energy Future Holdings on Feb. 28, 2012. (Allison V. Smith/The New York Times)

Energy Future Holdings looks to unload Oncor to Hunt-led consortium

Energy Future Holdings, which filed for bankruptcy protection more than a year ago, also owns Luminant power company and TXU Energy and has long considered selling Oncor in order to help right itself financially. Energy Future Holdings owns 80 percent of Oncor.
Tester and installer Anthony Villarreal installs CenterPoint Energyís millionth smart electric meter in February 2011. As of April 1, 2015, the company has installed more than 2.3 million throughout greater Houston, which have helped save more than a million gallons of fuel and avoided 9,500 tons of CO2 emissions.

CenterPoint earnings dip by more than 25 percent

CenterPoint Energy, which also sells and distributes natural gas in much of the country, reported $1.53 billion in revenues for the quarter compared to $1.88 billion last year. The $77 million in net earnings, or 18 cents per share, compared to $107 million, or 25 cents per share, last year.
(Bill Montgomery/Houston Chronicle)

Texas breaks another record for power use for the second time in two days

The Electric Reliability Council of Texas, which runs the state’s electric grid, said the preliminary estimate for power demand during that hour was the highest it has ever recorded.
Dynegy CEO Robert Flexon is at the company's commercial desk. (Photo/James Nielsen)

Dynegy sees profits grow after power plant buying spree

Dynegy reported a $388 million net gain, or $2.73 per common diluted share, compared to a loss of $123 million, or $1.23 per share, for the second quarter last year.
(Jason Alden/Bloomberg)

Texas electric grid breaks demand record, again

On July 29, ERCOT asked Texas consumers to reduce their power use to reduce the chance of outages, though Jones said the electric grid has been able to provide capacity as high as 71,000 megawatts.
(AP Photo/Keith Srakocic)

16 states ask Obama admin to put power plant rules on hold

The 16 states and a handful of others are preparing to sue the Obama administration to block the rules permanently by arguing they exceed Obama’s authority. Bolstered by a recent Supreme Court ruling against the administration’s mercury limits, opponents argued that states shouldn’t have to start preparing to comply with a rule that may eventually get thrown out by the courts.
NRG Energy Inc. Vice President Nuclear Oversight, James von Suskil speaks during a scheduled refueling outage on Unit 2 at the South Texas Project nuclear power facility Thursday, April 2, 2015, in Wadsworth.
( James Nielsen / Houston Chronicle )

NRG stock drops sharply after earnings loss

NRG’s stock briefly dipped below $20 a share Tuesday for the first time since 2012 but jumped back up in the afternoon.
US President Barack Obama delivers remarks at a Clean Power Plan event at the White House in Washington, DC, August 3, 2015. (JIM WATSON/AFP/Getty Images)

Obama touts Clean Power Plan; opponents ready their lawsuits

President Barack Obama said the unprecedented carbon dioxide limits are the “the single most important step” America has ever taken to fight climate change.
A map of Texas showing the state s transmission lines is a focal point in the control room of the Electric Reliability Council of Texas, which operates most of the state's power grid. (Ryan Holeywell/Houston Chronicle)

Texas power users are breaking records, and could break more by the end of the summer

A heat wave across Texas is pushing up power use. Every major Texas city this week has felt triple digit temperatues, with Houston experiencing its first 100 degree-days in two years.