Mr. Wald has 30 years of experience as a hydrologist and hydrogeologist with extensive project work on streams, rivers, wetlands, and shorelands. He brings a background in both groundwater and surface water processes, floodplains and high flows, ordinary high water mark delineation, channel morphology, and other elements of applied hydrology. Before joining The Watershed Company, Alan was senior hydrologist with the Department of Ecology, WSDOT, and Department of Fish and Wildlife. He also taught in professional certification programs for Wetlands Hydrology and Delineation of Ordinary High Water Marks.

Mr. Wald recently authored "High Flows for Fish and Wildlife in Washington" and was a co-author of "Integrated Approaches to Riverine Resource Stewardship", a discussion of instream flow recommendations  with case histories of flow preservation and restoration on streams and rivers across North America.