This map shows volcanoes and population densities in the Pacific Northwest region of the United States. Six active volcanoes are identified - Mount St. Helens, Glacier Peak, Mount Rainier, Mount Hood, Mount Baker and Newberry Volcano. The map also shows population densities in counties across Washington and Oregon states, ranging from under 1 person per square mile to over 1,600 persons per square mile. State capitals of Washington, Oregon and Salem are also identified. The document is a map from ESRI published in December 2015.