Mississippi River Valley alluvial aquifer

This data set represents the extent of the Mississippi River Valley alluvial aquifer in the states of Missouri, Kentucky, Tennessee, Arkansas, Mississippi, and...本数据集表征了密西西比河流域冲积含水层（Mississippi River Valley alluvial aquifer）在密苏里州、肯塔基州、田纳西州、阿肯色州、密西西比州及……的分布范围。