By A Mystery Man Writer
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.
Cape Cod water quality continues to decline, says watchdog group
Charles River Water Quality Earns a “B” Grade in 2016 - Boston Real Estate Times
Frontiers Assessments of surface water quality through the use of multivariate statistical techniques: A case study for the watershed of the Yuqiao Reservoir, China
National Weather Service Advanced Hydrologic Prediction Service
Boston-area water quality report cards show widespread improvement, but still range from A to F - The Boston Globe
Where Does Our Drinking Water Come From? - Water - City of Cambridge, Massachusetts
Massachusetts – Page 33 – Boston Herald
The Charles River Initiative
Boston area rivers get decent grades on water quality, but trouble spots remain