Charles River Report Card Drops From A- To B. What Happened To

When it comes to the Charles, a lot depends on the weather. And Massachusetts saw record rainfall last year.

2021 Charles River Report Card — Charles River Watershed Association

Water Quality Reports & Data — Charles River Watershed Association

The 2022 state report card data has been released

Charles River cleanup improvements 'stalled,' says annual EPA

The Charles River Initiative

PRESS — Charles River Watershed Association

What lies beneath: Mossdale caving disaster

Boston River Report Cards Reveal Grades Ranging from A to F

Is Charles River Water Quality Improving?