Mining Districts of Chelan County, Washington
Descriptions are from the 1943 publication Inventory of Mineral Properties in Chelan County, Washington by the Washington Department of Conservation and Development.
Blewett District
Chiwawa District
Entiat District
Leavenworth District
Meadow Creek District
Railroad Creek District
Stehekin District
Wenatchee District
St Helens and Washougal Districts, Skamania County
Descriptions are from the 1977 publication St. Helens and Washougal Mining Districts of the Southern Cascades of Washington by the Washington Department of Natural Resources, Division of Geology and Earth Resources.
St. Helens and Washougal Districts
Sultan Basin District, Snohomish County
Descriptions are from the 1945 publication Geology and Ore Deposits of the Sultan Basin, Snohomish County, Washington by the Washington Department of Conservation and Development.
Mount Baker and Slate Creek Districts, Whatcom County
Descriptions are from the 1969 publication Mines and Minerals of Whatcom County, Washington by the Washington Department of Natural Resources, Division of Mines & Geology.