The Westfield River is a major tributary of the Connecticut River located in Metropolitan Springfield, Massachusetts. With four major tributary branches that confluence in the City of Westfield, it flows before its confluence with the  Connecticut River at Agawam, across from the City of Springfield's Metro Center district, and beside Six Flags New England. Known for its whitewater rapids and scenic beauty, the Westfield River provides over of whitewater canoeing and kayaking, in addition to one of the largest roadless wilderness areas remaining in the Commonwealth.