Chevron Corporation reported earnings of $5.1 billion ($2.58 per share – diluted) for the fourth quarter 2011, compared with $5.3 billion ($2.64 per share – diluted) in the 2010 fourth quarter.

Dominion announced unaudited reported earnings determined in accordance with Generally Accepted Accounting Principles (GAAP) for the 12 months ended Dec. 31, 2011, of $1.41 billion ($2.45 per share), compared with reported earnings of $2.81 billion ($4.76 per share) for the same period in 2010.

Petroleum Development Corporation reported 2011 key operating results including production and year-end reserves, and provided 2012 capital budget details and production estimates.

EQT Corporation announced 2011 earnings of $479.8 million, 111% higher than the $227.7 million earned in 2010.

Cabot Oil & Gas Corporation announced that its Chairman, President and Chief Executive Officer, Dan O. Dinges, sent a letter to the United States Environmental Protection Agency (EPA) Administrator Lisa Jackson regarding the decision of the Agency to initiate a water sampling program in Dimock Township, Pennsylvania.

CONSOL Energy Inc., the leading diversified fuel producer in the Eastern United States, reported net income for the quarter ended December 31, 2011 of $196 million, or $0.85 per diluted share, compared to $104 million, or $0.46 per diluted share from the year-earlier quarter.

Stone Energy Corporation announced 2011 year-end estimated reserves, 2012 capital expenditure budget, and 2012 guidance ranges. Stone also provided an operational update.

Epsilon Energy Ltd. announced that net production from the JV with Chesapeake Energy Corporation ("Chesapeake") in Susquehanna County, PA, has reached 28 MMCF/D.

Chesapeake is joining the small--but growing--list of operators who plan to curtail drilling in dry gas basins.

Chesapeake Energy Corporation provided an update on additional steps it is taking to continue creating shareholder value in response to the lowest natural gas prices in the past 10 years.

ONEOK Partners, L.P. announced that its 2011 net income and distributable cash flow (DCF) are expected to be higher than the ranges provided on Nov. 1, 2011.

The U.S. Environmental Protection Agency announced today that it plans to perform water sampling at approximately 60 homes in the Carter Road/Meshoppen Creek Road area of Dimock, Pa. to further assess whether any residents are being exposed to hazardous substances that cause health concerns.

Williams Partners L.P. announced another significant milestone in building large-scale infrastructure in the Marcellus Shale with the start up of its Springville natural gas gathering pipeline.

CONSOL Energy Inc., the leading diversified fuel producer in the Eastern U.S., is providing an operations update for the quarter ended December 31, 2011.

Penn Virginia Resource Partners, L.P. announced that it has acquired an option to purchase a pipeline easement in Susquehanna County along a 28.8 mile right-of-way corridor in the Pennsylvania Marcellus Shale.

Cabot Oil & Gas Corporation announced that in the fourth quarter of 2011 the Company realized over $3.90 per Mcf for its Marcellus gas in Northeast Pennsylvania. 

While the vast majority of U.S. lodging markets were suffering from declines in revenue during the recent recession, hotels in northeastern Pennsylvania bucked national trends and achieved significant growth in RevPAR each and every year from 2007 through 2011.

CONSOL Energy Inc.'s Board of Directors has approved a 2012 Capital Budget of $1.7 billion , an increase from $1.4 billion invested in 2011. The budget includes $720 million for coal, $755 million for gas, $135 million for water, and $110 million for other.

In Canada in 2012, Talisman Energy Inc. will focus on the Montney and Duvernay plays. 

Enterprise Products Partners L.P. announced that it has received sufficient transportation commitments to support development of its 1,230-mile Appalachia to Texas pipeline (“ATEX Express”) that will deliver growing ethane production from the Marcellus/Utica Shale areas of Pennsylvania, West Virginia and Ohio to the U.S. Gulf Coast.

WPX Energy will begin trading “regular way” on the New York Stock Exchange today following a successful spinoff from Williams that concluded on Dec. 31.

Epsilon Energy Ltd. has substantially increased its gas production from the Marcellus and accelerated its drilling activity in Saskatchewan. 

Chesapeake Midstream Partners agrees to acquire Appalachia Midstream Services from Chesapeake Midstream Development for $865 million.