Spatial dataset of the potentiometric-surface contours, Mississippi River Valley alluvial aquifer, spring 2020, in feet

This dataset contains the contours, in feet, of the potentiometric-surface, spring 2020, Mississippi River Valley alluvial aquifer (MRVA). The contours are referenced...本数据集包含2020年春季密西西比河流域冲积含水层（MRVA）的测压水面（potentiometric-surface）等值线，单位为英尺。该等值线以……为基准。