Boston Rivers Were Pretty Clean In 2020, But Sewage Is Still A Problem Says EPA

July 14, 2021 2:06 PM | Anonymous

It’s report card time — for the Charles, Mystic and Neponset Rivers, that is.

As part of an ongoing effort to monitor water quality in these rivers and raise awareness about pollution, the U.S. Environmental Protection Agency (EPA) uses data collected by local watershed groups about bacteria levels to calculate annual letter grades. 


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