Erratum to "Regulation of groundwater arsenic concentrations in the Ravi, Beas, and Sutlej floodplains of Punjab, India" [Geochimica et Cosmochimica Acta 276 (2020) 384–403]. (15th August 2020) - Kumar, Anand; Singh, Chander Kumar; Bostick, Benjamin; Nghiem, Athena; Geen, Alexander van; Mailloux, Brian