U.S. Geological Survey Open-File Report 2010-1036
This report contains physical and chemical data from gas, steam, and water samples collected between July 1975 and September 2002 from locations in and around Lassen Volcanic National Park, California. Data are compiled as tables in Excel spreadsheets and are organized by locale. Most data are keyed to 1 of 107 site codes that are shown on local- and regional-scale maps. Brief descriptions of terminology, sampling, and analytical methods are provided.
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Janik, C.J., and Bergfeld, Deborah, 2010, Analyses of gas, steam and water samples collected in and around Lassen Volcanic National Park, California, 1975-2002: U.S. Geological Survey Open-File Report, 2010-1036.
Terminology Used in Tables
Collection Methods and Analytical Information
five data tables