Marathon

Antero Resources LLC, the Appalachian Basin-focused powerhouse powered by private equity giant Warburg Pincus, said Monday net production in 1Q2013 jumped 114% year/year and increased 21% sequentially, primarily driven by 24 new wells brought online in the Marcellus Shale.

Marathon Oil Corp. COO David E. Roberts Jr. resigned effective Friday (Dec. 14) to “pursue other interests,” according to the company. Since joining the Houston-based producer in 2006, Roberts had been considered an important contributor to the upstream business. He was named senior vice president for business development and was promoted in 2008 to executive vice president of upstream, overseeing upstream and production. Roberts became COO when the company spun off its refining operations last year to become a pure-play explorer and was said to be on the short list to succeed CEO Clarence Calazot, 62. The company declined to offer further details.

Marathon Oil Corp. COO David E. Roberts Jr. has resigned effective Friday (Dec. 14) to “pursue other interests,” according to the company. Since joining the Houston-based producer in 2006, Roberts had been considered an important contributor to the upstream business. He was named senior vice president for business development and was promoted in 2008 to executive vice president of upstream, overseeing upstream and production. Roberts became COO when the company spun off its refining operations last year to become a pure-play explorer (see Daily GPI, July 1, 2011). He was said to be on the short list to succeed CEO Clarence Calazot, 62. The company declined to offer further details.

Typical well performance as well as peak-month production of the Eagle Ford Shale’s best wells exceeds those for wells drilled in the Bakken Shale, which is often considered the tight oil standard, according to the “IHS Herold Eagle Ford Regional Play Assessment.”

U.S. Silica Holdings Inc. and BNSF Railway Co. are partnering to meet the needs of Eagle Ford Shale producers for sand to be used as proppant in their hydraulic fracturing (fracking) operations.

As a marathon hunt continues for cases of a Canadian pipeline plague, an additional effort aims to catch up with a U.S. method of easily and rapidly distributing hazard information.

As a marathon hunt continues for cases of a Canadian pipeline plague, an additional effort aims to catch up with a U.S. method of easily and rapidly distributing hazard information.

A voluntary first-in-the-nation effort to start a baseline groundwater quality sampling program before and after drilling was announced Tuesday as a joint effort among oil/gas producers, Gov. John Hickenlooper and the state Department of Natural Resources at an annual energy conference in Denver hosted by the Colorado Oil & Gas Association (COGA).

A new dimension in international politics is being added to the marathon duel over rising tolls on TransCanada Corp.’s natural gas mainline to the United States and central Canada from Alberta.