The operator of the long-delayed Keystone XL crude oil pipeline has formally asked South Dakota's utility regulators to recertify the portion of the project that runs through the state.
Emails showing California regulators and Pacific Gas & Electric Co. appearing to negotiate which judge would be assigned to hear one of the utility's rate cases led the state's top regulator to remove himself from two PG&E cases and four senior officials on both sides to resign.
A new study says that the drilling procedure called fracking didn't cause much-publicized cases of tainted water, blaming contamination on leaky natural gas wells instead.
Several environmental groups are appealing a decision by Skagit County officials that they say will allow a proposal for an oil-train facility at an Anacortes refinery to move forward without a serious review of the risks.
State oil regulators say North Dakota's daily oil production reached more than 1.1 million barrels in July.
A contractor was killed and two others were injured Saturday during maintenance on a Chevron natural gas pipeline off the Louisiana coast, authorities said.
Norwegian oil company Statoil plans to widen a natural gas capture program in North Dakota's oil fields, a move the company says will reduce flaring.
Environmental groups are suing the U.S. Department of Transportation over the shipment of volatile crude oil in older railroad tank cars.
The CHS Inc. refinery in Laurel plans a $406 million upgrade to efficiently produce more diesel fuel to meet increased demand from agricultural users and oil activity in the Bakken.
Mile-long trains filled with millions of gallons of flammable crude oil may be rolling through Kern County next year.
Production from the natural gas-rich Barnett Shale in North Texas has risen even as drilling activity and natural gas prices have fallen, according to a study commissioned by the Fort Worth Chamber of Commerce released Wednesday.
Exporting more U.S. crude around the world would lower the price of gasoline for U.S. drivers and benefit the U.S. economy, according to a new study released Tuesday.
The U.S. stock market fell Monday, pulling back from a record high reached last week. Energy stocks fell the most as the price of oil slumped.
Drivers who rely on natural gas to power their vehicles have more places to fill up in Texas. The Texas Railroad Commission on Monday announced the state has 104 refueling stations, compared to 69 a year ago.
An Ohio man who uses a biblical reference and a statement against "poisoned waters" on billboards near two wells for disposal of gas-drilling wastewater says the messages are coming down.
Plans by New England officials to expand natural gas have drawn fights in the past year among energy companies, environmentalists and local and state officials. Now, a lawyer who represents a pipeline company, manufacturers and two organized labor groups is accusing environmental advocates of abandoning their early support for cleaner energy and trying to block pipeline projects.
Environmentalists want to lift a cap on fines for violations, while industry officials want to limit who can ask for a public hearing as each side prepares for their last shot at changing proposed rules governing high-volume oil and gas drilling in Illinois.
A national survey says the average price of a gallon of regular gasoline has dropped 2 cents over the last two weeks, to $3.46, bringing the decline to 25 cents over the last 11 weeks.
The biggest beneficiary of the record $1.4 billion fine levied against Pacific Gas & Electric Co. for a gas line explosion that killed eight people and destroyed dozens of homes in suburban San Francisco is the state of California, which stands to gain $950 million to spend any way it wants.
CHS Inc. announced Friday that it is moving forward with a plan to build a $3 billion fertilizer plant near Jamestown, using abundant natural gas from North Dakota's oil patch as a feedstock.
Here's a look by the numbers at the nation's worst offshore oil disaster, which occurred in April 2010 when BP PLC's Macondo well blew, resulting in an explosion and deaths aboard the drilling rig Deepwater Horizon.
Environmentalists, recreational fishermen and people who make their living on the Gulf of Mexico are hailing a federal judge's ruling that could mean $18 billion in additional fines for BP over the nation's worst offshore oil spill.
A slump in oil prices weighed on the stock market Thursday, pushing the Standard & Poor's 500 index to its third straight loss.
A federal judge plans to decide next week whether to block the release of oil and gas leases in Nevada that critics say will be used for hydraulic fracturing and cause more environmental harm than the Bureau of Land Management admits.