Contains 30 papers from the Forest service National Hydrology Conference held in Phoenix in May 1992. Topics include cumulative effects, Forest Service external responsibilities, aquatic ecology, monitoring, large woody debris, nonpoint source management, riparian areas, water rights, fluvial geomorphology, land management planning, the Coastal Zone Management Act, channel maintenance, sediment modeling, wetlands, watershed rehabilitation, data management, and marketing hydrology programs. Charts, tables and graphs.