Grant County, WashingtonThe lands actually receiving water from the Columbia Basin Project can be determined from the feature class called Farm Units. Additional areas of water use may be found in the Water Service Contracts and Municipal and Industrial Contracts of each irrigation district. Data received from the Ephrata, WA office of USBR and updated by data received from Quincy Irrigation District.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/c9dd1563ce324d9cb7c61d37b16bdc7b_1engGrant County Open Data PortalPublicColumbia Basin Irrigation Project Districts [Washington (State)--Grant County]Web servicesWashington (State)--Grant CountyWashington (State)Last Modified: 2019-01-14