20250506 13361000 1.0 TRUE D4_178_Starlite_CSD_Owens_Valley_Basin_Modification_10122018 Shapefile represents the Owens Valley Groundwater Basin that has been subdivided into Tri-Valleys (Chalfant, Hammill and Benton) Basin and Owens Valley subbasins at the Mono/Inyo County line. The Owens Valley subbasin does extend north of the Mono County line on the north side. Original shapefile from BBMRS, edited to divide into two subbasins by Inyo County Water Department (1/22/2016).