13) Common extent for estimating groundwater-level and groundwater storage-volume change, Smith Valley and Mason Valley, Nevada
This polygon represents the areal extent used to estimate groundwater-level and groundwater storage-volume change in Smith Valley and Mason Valley, Nevada. Each groundwater-level dataset used in this study (1970, 1995, 2006, 2020) contained a unique areal extent because the monitoring wells used to create each dataset …