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A Compilation of Sulfur Dioxide and Carbon Dioxide Emission-Rate Data from Mount St. Helens during 1980-88

Airborne monitoring of Mount St. Helens by the USGS began in May 1980 for sulfur dioxide emissions and in July 1980 for carbon dioxide emissions. A correlation spectrometer, or COSPEC, was used to measure sulfur dioxide in Mount St. Helens' plume. The u

Geologic datasets for weights of evidence analysis in northeast Washington--4. Mineral industry activity in Washington, 1985-1997.

This report is a tabular presentation of mineral activities for mining and exploration in Washington during 1985 to 1997. The data may be incomplete as it depended on published data or data volunteered by operators.