This project addresses the following issues: 1) Analysis of the cost of abating water pollution sources contaminating the Lower Connecticut River for the communities of Agawam, Chicopee, Holyoke, Ludlow, South Hadley, Springfield, and West Springfield. 2) Analysis of the impact of water pollution abatement measures on the economy of Hamden and Hampshire Counties. 3) Analysis of the impact of additional economic development on Hamden and Hampshire Counties resulting from an improved river resource. 4) Assessment and analysis of increased recreational activities resulting from a cleaner river resource. The research was conducted by the Center for Economic Development at the University of Massachusetts at Amherst. The method involved 1) reviewing, analyzing, and updating Chapter 21 of the Metcalf & Eddy Lower Connecticut River Phase II Combined Sewer Overflow Study , 2) analyzing Hamden and Hampshire County recreational and regional economic trends, and 3) developing an input-output analysis.