![](/TrimIcon/w32h32/RedFile.png)
"The Dynamic Nature between Groundwater & Columbia River using Deuterium & oxygen 18 as tracers 1992 - McCarty (United States Geological Survey, USGS) et al, Journal of Hydrology "
GROUNDWATER : Wellhead Protection Program :
Monday, January 1, 1990
Monday, December 31, 1990
F/4686993