"Nearly identical bills to prevent cruise ships from discharging raw, untreated sewage in U.S. coastal waters were introduced Wednesday in both Houses of Congress."

"Decades of industrial pollution in the Portland Harbor Superfund site have left high levels of contaminants in river sediment, an exhaustive survey concludes, posing risks to wildlife, fish and humans who eat fish from the nine-mile stretch of the Willamette River."

"A federal jury on Monday found Exxon Mobil liable for contaminating groundwater in New York City and awarded the city $104.7 million in compensatory damages."

"Thousands of people in the heart of Frisco [Texas] are exposed to toxic lead pollution from a battery recycling plant that wants to expand production." City officials are opposing the expansion.

Allegheny Energy's Hatfield's Ferry coal-burning electric power plant finally reduced its air pollution by installing scrubbers. But the scrubbers dump many tons of wastewater and pollutants into the Monongahela River, which provides drinking water for 350,000 people.

"As U.S. Air Force officials marked the 50th anniversary of the deployment of nuclear missiles to sites in the rural United States this past week, residents in some of these communities are still grappling with another legacy — groundwater pollution from chemicals used to clean and maintain the weapons."

New York "is asking local government agencies to regulate key aspects of the natural gas industry, raising yet more questions about who will pay for manpower to oversee multinational energy companies setting up shop in Southern Tier's backyards."

"Federal officials this week offered the first national blueprint on how to clean up methamphetamine labs — prompting state health experts to consider changes to their policies."

"Thirteen North Carolina coal ash ponds are leaking toxic pollutants into groundwater, according to an analysis of groundwater contamination data conducted by Appalachian Voices' Upper Watauga Riverkeeper team."

Missouri "allowed tourists at the Lake of the Ozarks to swim in waters that officials knew were infested with harmful E. coli bacteria for two weeks at the beginning of the summer tourist season, Gov. Jay Nixon said Wednesday."

"Three weeks ago, fish started dying in Dunkard Creek, a scenic stream that winds along the West Virginia-Pennsylvania border in Monongalia County."

"An oil field review starting with a state inspector questioning the size of spill containment facilities on Alaska's North Slope has resulted in a hefty civil payment for a subsidiary of BP PLC."

"For the first time in nearly 30 years, the Environmental Protection Agency plans to limit the quantity of toxic metals that coal-fired U.S. power plants release into waterways."

"Dozens of coal-mining permits proposed across Appalachia need much more scrutiny because of concerns they will illegally damage water quality, the Obama administration said Friday."

"In the last five years alone, chemical factories, manufacturing plants and other workplaces have violated water pollution laws more than half a million times. The violations range from failing to report emissions to dumping toxins at concentrations regulators say might contribute to cancer, birth defects and other illnesses. However, the vast majority of those polluters have escaped punishment."