As Colorado regulators continue a first-of-its-kind inventory of oil and gas infrastructure located near homes, pressure is building on the state to make the information clearer and more accessible.

Facebook Inc. founder Mark Zuckerberg visited the heart of North Dakota's Bakken Shale oil field this week and wrote a post that highlighted the plight of oil field workers.

Pennsylvania lawmakers adjourned last night without passing a plan to fund the state government, but they appeared poised to reject Gov. Tom Wolf's proposal to tax the gas industry for the third year in a row.

Michigan residents raised pointed questions yesterday about a report that analyzed the safety of an aging oil pipeline that runs through the Great Lakes.

A company has applied for the first high-volume hydraulic fracturing permit in Illinois, prompting protests from environmentalists.