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Is the Potomac River Recovery Stalling?
While the Potomac River is clearly not what the Washington Post in 1951 called an “open sewer,” for the first time in a decade, the river’s health has declined, reported the Potomac Conservancy last month, falling from a grade of B to B- and still unsafe for swimming or fishing. It’s cleaner than it was in 2011 when it got a D, but “its recovery is plateauing,” say Conservancy officials. “The Potomac’s on the mend, but not in the clear.” 

The Conservancy assessed five health indicators: pollution, fish, habitat, land and people, data assessed through 2018. The Potomac supplies drinking water to five million people.

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Floating Wetlands to Control Phorphorus Levels in Lake - In an effort to control phosphorus levels on Lake Hopatcong, a pair of floating wetland islands has been installed. One pound of phosphorus in the water has the potential to generate up to 1,100 pounds of algae in the lake.

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