MyRWA strongly supports the EPA’s determination to invoke the Clean Water Act (CWA) residual designation authority (RDA) – in particular its application to commercial, industrial, and institutional properties with an impervious surface of an acre or more – in the three urbanized watersheds of greater Boston: the Mystic, Charles and Neponset River watersheds. Image: Jack Bitney

This year, the Mystic River Watershed Association has been hard at work advancing green infrastructure projects in cities and towns across the watershed. In particular, we have been focused on a small but effective type of infrastructure underneath our roadways called a stormwater infiltration trench.

We urge the MA Department of Environmental Protection (MassDEP) to align Designated Port Area (DPA) regulations with the Commonwealth’s goals for public access, open space, Environmental Justice, and climate resilience.

What is herring monitoring? How do I sign up? When are the training sessions? Answers to these questions and more here!

Check out some helpful tips for growing gentle yards & bold gardens that help keep our watershed healthy!

In 2024, over 100 million gallons of combined sewage and stormwater were released into the Mystic River and Alewife Brook in 2024. Learn more about why there is sewage in the Mystic River and Alewife Brook and the ongoing process to stop it. Photo: Stantec

The Mystic River Watershed Association is excited to announce that Boston-based multidisciplinary artist Andres Duarte has joined MyRWA as our Mystic River Artist in Residence from now until spring 2026.