"September, 1993" This guidebook revises and updates several publications: Guide to Oregon's environmental permits for biomass energy projects (1984), Directory of biomass energy facilities (1987), and Biomass resource assessment (1988), all published by the Oregon Department of Energy (ODOE). "This guidebook was prepared with the support of ODOE and the U.S. Department of Energy (DOE), Pacific Northwest and Alaska Biomass Energy Program administered by the Bonneville Power Administration (BPA)." "Funds were provided ... under Grant No. DE-FG79-83BP35836..." Bibliography: p. 114-119.