Ending

Petrohawk Energy Corp. charted 50% pro forma year-over-year reserves growth last year, ending 2010 with 3.4 Tcfe of estimated proved reserves, the company said. Shale plays led the charge, particularly with a 100% increase in production from the Haynesville and Bossier shales and a whopping 235% increase in the Eagle Ford in South Texas.

Petrohawk Energy Corp. charted 50% pro forma year-over-year reserves growth last year, ending 2010 with 3.4 Tcfe of estimated proved reserves, the company said. Shale plays led the charge, particularly with a 100% increase in production from the Haynesville and Bossier shales and a whopping 235% increase in the Eagle Ford in South Texas.

EQT Corp. grew its proved natural gas reserves by 28% in 2010, ending the year with 5,220 Bcfe. The growth came due to drilling in the Marcellus Shale, continuing improvement in the estimated ultimate recovery of Marcellus wells, as well as an increase in the projected number of wells to be drilled in the Marcellus over the next five years, EQT said.

Carol M. Browner, the White House czar on energy and climate change, is expected to leave her position shortly, ending two years with the Obama administration (see Daily GPI, Dec. 12, 2008).

Northern Natural Gas said it was ending Wednesday a System Overrun Limitation (SOL) for all market-area zones (ABC, D and EF) that had been in effect since last Saturday. However, at mid-afternoon Tuesday it said a new SOL would be implemented Thursday for Zone EF due to lower-than-normal system-weighted temperatures.

The U.S. energy sector is “at the cusp” of a structural shift, boosted by abundant shale gas and liquids, developing scarcity in domestic coal and the never-ending quest for oil, FBR Capital analysts said in a report.

The U.S. energy sector is “at the cusp” of a structural shift, boosted by abundant shale gas and liquids, developing scarcity in domestic coal and the never-ending quest for oil, FBR Capital analysts said in a new report.

Ending a three-day streak of lower closes by the thinnest of margins, prompt-month natural gas futures on Friday traded below $4 for the first time since the December contract did it on Nov. 19. However, January futures ended up rallying to close at $4.066, up 1.8 cents from Thursday’s finish but down 35.1 cents from the previous week’s finish.

After ending a previous one Friday, Florida Gas Transmission issued a new Overage Alert Day to market-area customers Monday, citing forecasts of below-freezing temperatures in Florida during the next couple of nights. The pipeline set a 20% tolerance for negative daily imbalances.