Weed presence in Idaho consolidated from 2014 data sets provided by BLM Boise District, BLM Coeur d'Alene District, BLM Idaho Falls District, BLM Twin Falls District and the Idaho Department of Agriculture. Weed presence in Washington and Oregon from 2014 BLM consolidated data of state and federal agencies. In Montana, weed presence consolidated from data sets provided by USFS in winter 2014. Idaho Department of Agriculture data were post-processed to convert points into polygons based on estimated area. Users must review attributes before using the data.