TY - JOUR A1 - Wells, M. J. A1 - Gilmore, T. E. A1 - Nelson, N. A1 - Mittelstet, A. A1 - Böhlke, J. K. T1 - Determination of vadose and saturated-zone nitrate lag times using long-term groundwater monitoring data and statistical machine learning JO - Hydrol. Earth Syst. Sci. Discuss. J1 - HESSD VL - 2020 SP - 1 EP - 23 Y1 - 2020/05/05 PB - Copernicus Publications SN - 1812-2116 UR - https://hess.copernicus.org/preprints/hess-2020-169/ L1 - https://hess.copernicus.org/preprints/hess-2020-169/hess-2020-169.pdf DO - 10.5194/hess-2020-169 ER -