Exxon Mobil Corp. boosted the estimated amount of oil that leaked from its ruptured Silvertip pipeline into the Yellowstone River in Montana, and inspectors found an “anomaly” in the pipeline a month before its broke, according to a state officials.  More »

Federal officials are unsure of how many pipelines carrying hazardous fuels cross the nation’s rivers and streams, nor can they say how deeply those pipelines are buried.  More »

BP’s strategy for returning to the Gulf of Mexico is going according to plan.  More »

Concerns about offshore drilling in foreign territories and oil transported in international waters close to the U.S. dominated a Senate hearing today that was designed to focus on last year’s Gulf of Mexico oil spill. Senators pressed administration officials and industry representatives about the environmental risks from tankers carrying Canadian crude and offshore drilling planned for Cuban waters this fall.  More »

Attorney General Eric Holder says an independent audit will be performed on the $20 billion fund set up to compensate victims of the BP oil spill.  More »

BP is seeking a court order compelling the White House to turn over emails by a former top adviser to President Barack Obama about the administration’s response to last summer’s massive Gulf oil spill.  More »

Officials with the Houston-based energy company Halliburton have met with Duncan residents to discuss the contamination of water on the company’s property in the area.  More »

A newly discovered oil spill in northwestern Montana went unreported for a month before a neighboring landowner complained to the Blackfeet Indian Tribe, federal regulators said Monday.  More »

Typhoon Ma-on approached southwestern Japan and is forecast to pass south of Tokyo tomorrow on a track that may take it away from the crippled Fukushima Dai-Ichi nuclear station.  More »

The Alaska Department of Environmental Conservation says vacuum trucks have recovered about 15 barrels, or more than 600 gallons, of methanol and crude oil from a spill at BP Exploration Alaska’s Lisburne Production Facility.  More »

Japan says the crippled reactors at its tsunami-damaged nuclear power plant have reached stability more than four months ago after the disaster.  More »

Nuclear Regulatory Commission Chairman Gregory Jaczko is urging his agency to decide within 90 days how to proceed with safety changes intended to improve the U.S. nuclear industry’s response to catastrophic events such as the tsunami that crippled a nuclear plant in Japan.  More »