The 4-page Executive Summary is available HERE.
Washington Metropolitan Area Water Supply Alternatives Archives
Appendices are available under publication number ICPRB 15-4b.
Appendices to the 2015 Washington Metropolitan Area Water Supply Study: Demand and Resources Availability Forecast for the Year 2040 (ICP15-04a).
This is Part 1 of the report. Part 2, Potential Impacts of Climate Change, is available under publication ICPRB 13-07.