FLUORIDE IN BASIN-FILL AQUIFERS OF WESTERN U.S. AQUIFERS: PREDICTING CONCENTRATIONS AT DOMESTIC AND PUBLIC SUPPLY DEPTHS USING MACHINE LEARNING METHODS

Celia Rosecrans, USGS California Water Science Center Sacramento, Sacramento, CA, United States, Katherine Marie Ransom, U.S. Geological Survey, Sacramento, CA, United States and Paul E. Stackelberg, USGS New York Water Science Center Troy, Troy, NJ, United States