1. Phase I summary and phase II plan for comparing regulated with unregulated streamflow in the Yakima River at Union Gap, Washington Author/Creator: Swift, Charles H., author Publication/Creation: Tacoma, Washington : United States Department of the Interior, Geological Survey, 1985 Resource Type: Book Access & Availability: Loading
2. Mudflow hazards along the Toutle and Cowlitz Rivers from a hypothetical failure of Spirit Lake blockage Author/Creator: Swift, Charles H., author Publication/Creation: Tacoma, Washington : U.S. Geological Survey, 1983 Resource Type: Book Access & Availability: Loading