Prediction of the Probability of Elevated Nitrate Concentrations at Groundwater Depths Used for Drinking-Water Supply in the Puget Sound Basin, Washington, 2004–19

usgs, geological survey, united states, science, government publication, usgs scientific investigations report, 2023, 5117, prediction, probability, elevated, nitrate, concentrations, groundwater, depths, used, drinking, water, supply, puget, sound, basin, washington, 2004