Water quality grades are in for Boston-area rivers: How did the Charles, Mystic and Neponset score?

The annual water quality grades for the three rivers that flow into Boston Harbor -- the Charles, Mystic and Neponset rivers -- were released on Thursday, revealing a mix of progress and sliding scores across the region.

From the Community to the EPA: Boston Area River Report Cards - Urban Waters Learning Network

Full ecoregional plan - Conservation Gateway

Report cards show progress, problems in Boston-area rivers, News

Environmental Protection Agency – Boston Herald

Boston River Report Cards Reveal Grades Ranging from A to F — Mystic River Watershed Association

Environmental Protection Agency – Boston Herald

Announcing the 2022 Three Rivers Report Cards — Mystic River Watershed Association

Boston – Page 27 – Boston Herald

Boston River Report Cards Show Widespread Improvements in Bacteria Concentrations and Remaining Localized Challenges - US EPA