Duke Energy officials assured South Carolina regulators that the utility's two coal ash ponds in the state are safe, in part because they are designed differently from a pond in North Carolina that dumped millions of gallons of contaminated water into a river.
The Supreme Court has rejected an appeal from a coal company fighting to reinstate a water pollution permit for a massive West Virginia strip mine.
North Carolina regulators say Duke Energy illegally pumped 61 million gallons of contaminated water from a coal ash pit into the Cape Fear River, marking the eighth time in less than a month the nation's largest electricity company has been cited for environmental violations.
A coal company has been cited by federal mining regulators for the November 2012 collapse of a Harrison County coal slurry impoundment that left a miner dead.
A state judge this week overturned a 2011 Bristol Bay community initiative to restrict large-scale mining, a victory for backers of the proposed Pebble Mine in Alaska.
A federal grand jury planned to convene Tuesday as part of a widening criminal investigation triggered by the massive Duke Energy coal ash spill that coated 70 miles of the Dan River with toxic sludge.
Although the regulatory reform bill never once mentions coal ash, it allowed Duke Energy to avoid any costly cleanup of contaminated groundwater leaching from its unlined dumps toward rivers, lakes and the drinking wells of nearby homeowners.
Two Ohio environmental groups will ask federal regulators to investigate circumstances surrounding expired pollution-discharge permits at an agency where allegations of coal-industry influence arose during a personnel flap last year.
Forget crystal meth. The pseudo-religious Knights Templar drug cartel in western Mexico has diversified to the point that drug trafficking doesn't even rank among its top sources of income.
Delays in getting a proposed underground gold mine approved in western Montana could cause the company to abandon the project, a mining official said.
A Kentucky coal company will pay $660,000 in fines for illegally dumping mining debris into Appalachian streams under a proposed order in federal court.
North Carolina's top utilities regulator has been subpoenaed as part of the broadening criminal investigation triggered by last month's massive coal ash spill that coated 70 miles of the Dan River with toxic sludge.
The Bureau of Land Management has issued a lease allowing for more than 9 million tons of coal to be mined in western New Mexico.
Ohio Environmental Protection Agency records show 13 of the 18 have expired since Republican Gov. John Kasich took office in 2011, or about a quarter of the 49 issued to coal facilities.
Virginia is examining any potential long-term environmental damage from a North Carolina coal ash spill on the Dan River and will hold Duke Energy "fully accountable" if any is found, the director of the Virginia Department of Environmental Quality said Monday.
Duke Energy's CEO says while the company and its shareholders will pay to clean up a coal ash spill in the Dan River, its customers will shoulder the costs of closing the rest of the utility's coal ash ponds across North Carolina.
Duke Energy must take immediate action to eliminate sources of groundwater contamination at its coal ash dumps, a judge said Thursday.
Aiming at the heart of President Barack Obama's strategy for fighting climate change, the Republican-controlled House voted to block the administration's plan to limit carbon pollution from new power plants.
Alpha Natural Resources Inc., the nation's third-largest coal supplier, will pay a $27.5 million fine and spend $200 million to reduce illegal toxic discharges from 79 mines and 25 coal processing facilities in West Virginia, Tennessee, Pennsylvania, Virginia and Kentucky.
Alaska Attorney General Michael Geraghty is pushing back against the U.S. Environmental Protection Agency after it took a step that could ultimately lead it to prohibit or restrict development of a massive gold-and-copper prospect in the Bristol Bay region.
A Canadian mining company said Wednesday that an illegal miner was killed in a clash with guards at the firm's silver mine in central Mexico.
A bill targeting the power plant rule is slated for a vote on the House floor Thursday as GOP lawmakers fight back against what they call the Obama administration's "war on coal."
A national environmental group has made good on its promise to sue a St. Louis-based utility over what it calls thousands of violations of federal clean air laws.
North Carolina regulators are pressing Duke Energy to send robot cameras up drainage pipes at all of its coal ash dumps in the state following a big spill last month that left 70 miles of the Dan River coated in toxic sludge.