Water and gas chemistry data from: Mariner, R.H., and Janik, C.J. Geochemical Data and Conceptual Model for the Steamboat Hills Geothermal System, Washoe County, Nevada, 1995. Geothermal Resources Council Transactions 19, Geothermal Resources Council 1995 Annual Meeting, October 8-11, 1995, Reno, Nevada, 19 p., https://www.geothermal-library.org/index.php?mode=pubs&action=view&record=1010692. Water chemistry data was digitized for 88 samples. Reported attributes include: Sample name, Sample ID, Type, Collection date, Latitude, Longitude, Location resolution, Location error, Temperature, pH, Boron (B), Bromide (Br), Calcium (Ca), Chloride (Cl), Fluoride (F), Hydrogen sulfide (H2S), Alkalinity as bicarbonate (HCO3), Potassium (K), Lithium (Li), Magnesium (Mg), Sodium (Na), Silica (SiO2), Sulfate (SO4), Cations, Anions, Salinity, Charge balance, Isotopic composition of hydrogen (Delta 2H), Isotopic composition of oxygen in water (Delta 18O H2O), Author comment, Digitizer comment. Gas chemistry data was digitized for 17 samples. Reported attributes include: Sample name, Collection date, Latitude, Longitude, Location resolution, Location error, Temperature, Total gas, Argon (Ar), Methane (CH4), Carbon dioxide (CO2), Hydrogen (H2), Hydrogen sulfide (H2S), Helium (He), Nitrogen (N2), Ammonia (NH3), Oxygen (O2), Dissolved carbon dioxide (CO2 dissolved), Dissolved hydrogen (H2 dissolved), Dissolved nitrogen (N2 dissolved), Dissolved ammonia (NH3 dissolved), Dissolved oxygen (O2 dissolved), Author comment. Data was digitized from Tables 1 and 2. The following tables were not digitized: Table 2 (partial): gas geothermometry. Table 3: chemical geothermometry and estimated aquifer temperatures.