The Ogallala Aquifer (see map below) underlies parts of eight states (South Dakota, Wyoming, Nebraska, Colorado, Kansas, New Mexico, Texas and Oklahoma) in the US-Midwest.
The Ogallala Aquifer
The Ogallala Aquifer (see map below) underlies parts of eight states (South Dakota, Wyoming, Nebraska, Colorado, Kansas, New Mexico, Texas and Oklahoma) in the US-Midwest.