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Boston Harbor and Massachusetts Bay

Massachusetts Water Resources Authority

MWRA Beach Data

Water quality at Wollaston, Carson, Constitution, Tenean and Pleasure Bay beaches is tested by the Department of Conservation and Recreation (DCR) with assistance from the Massachusetts Water Resources Authority. For more information and other beach water quality links, visit MWRA's Boston Harbor Beaches page.

2017 Data

Beach Fact Sheets
Beach Data (Two formats)
Location Map
Map
Map
Map
Map
Map
Map
Map
Map

Historical Beach Data

Boston Harbor and River monitoring data