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. One source (linked here) states that the Ogallala aquifer holds (or has held) enough water to cover all 50 states in about 18 inches of water (the equivalent of one quadrillion gallons, or three billion acre-feet,
The Ogallala Aquifer
The Ogallala Aquifer
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. One source (linked here) states that the Ogallala aquifer holds (or has held) enough water to cover all 50 states in about 18 inches of water (the equivalent of one quadrillion gallons, or three billion acre-feet,