This dataset shows the general locations of Regional Biodiversity Areas and Corridors (BAC) for the Columbia Plateau as defined by WDFW’s Priority Habitats and Species (PHS) program. This dataset was derived from data generated by the Washington Connected Landscapes Project: Analysis of the Columbia Plateau Ecoregion.  For its purpose as a tool to flag regions with high-quality, intact wildlife habitat and corridors, this data is Best Available Science according to the criteria provided in WAC 365-195 for the Growth Management Act (GMA, RCW 36.70A).