High radium Ra concentrations in potable portions of the Cambrian-Ordovician C-O aquifer system were investigated using water-quality data and environmental tracers 3H, 3Hetrit, SF614C and 4Herad of groundwater age from 80 public-supply wells PSWs. Employees in the News. More than million people in the United States—about 35 percent of the population—receive their drinking water from public-supply wells. Cook and A. Research resources home.
Water samples for CFC analysis are now routinely collected from domestic, irrigation, monitoring, and municipal wells, and from springs.
Recent publications. Contact us Help About us Webmaster. Shale gas and groundwater. Dissertation, Department of Geology, Indiana University. This report documents selected age data interpreted from measured concentrations of environmental tracers in groundwater from 1, National Water-Quality Assessment NAWQA Program groundwater sites across the United States. For example: Laboratories Fluid processes Geochemistry Geotechnics and geophysics Mineralogy and petrology.