title: GSI Mann-Kendall Toolkit for quantitative analysis of plume concentration trends.
authors.affiliation: GSI Environmental Inc., 2211 Norfolk, Suite 1000, Houston, TX 77098.
authors.forename: John A
authors.initials: JA
authors.lastname: Connor
authors.forename: Shahla K
authors.initials: SK
authors.lastname: Farhat
authors.forename: Mindy
authors.initials: M
authors.lastname: Vanderford
mesh_terms: D003627:Data Interpretation, Statistical; D060587:Groundwater / Q000032:analysis*; D015233:Models, Statistical; D012984:Software; D014876:Water Pollution / Q000032:analysis* / Q000706:statistics & numerical data