Tuesday, April 4, 2017

Rising tides

Climate change threatens Rhode Island sewage plants

Implications of Climate Change for RI Wastewater Collection & Treatment Infrastructure. RHODE ISLAND DEPARTMENT OF ENVIRONMENTAL MANAGEMENT

Rhode Island DEM

Providence Journal

Because wastewater treatment plants were almost always built on low-lying land near rivers, bays or oceans, they are vulnerable to flooding. While plant managers in Rhode Island have long known the risks posed by a heavy rainfall or a storm-driven surge, a new study predicts that the extent of flooding will only increase because of climate change. Of the state's 19 major treatment plants, seven would be predominantly flooded in the event of a 100-year storm.

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Lynchburg's new tack on decades-old overflows

Bay Journal

Like hundreds of cities, Lynchburg's earliest sewer infrastructure was built to get the water out of the Virginia city and into the nearest stream or river as quickly as possible. That process evolved into a CSO system and now a new solution: Increase storage capacity at the city's wastewater treatment plant to hold the overflows until they can be treated.

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Polluted sites linger under U.S. cleanup program

Chemical & Engineering News

Nearly 40 years ago, a dump oozing chemicals in upstate New York triggered a state of emergency, and Love Canal became synonymous with hazardous waste in the United States. The plight of the community led Congress to create a federal program called Superfund that pays for cleanup of contaminated sites. Decades later, government leaders are asking what's taking so long.

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