Data from laboratory and field tests of an economical, environmentally sealed, self-contained pCO2 sensor for environmental studies

This data release contains data from field and laboratory tests conducted by the USGS Groundwater Dating Lab between 2014 and 2017 during the development of a new dissolved and gas phase carbon dioxide sensor. This data release contains results of calibration, intercomparison, temperature, humidity, and stability experiments, as well as monitoring studies of soil surface gas in Amargosa Desert during the Toxic Substances Hydrology ADRS project, tests in Upper Klamath Lake, laboratory plant mesocosm studies at USGS headquarters in Reston Virginia, as well as measurements in creeks and streams in Northern Virginia.