Columbia Plateau-basin-fill aquifers
![Map showing the Columbia Plateau basin-fill aquifers](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/ext_colplat-bf.gif?itok=tUKgcx8W)
Detailed Description
The Columbia Plateau basin-fill aquifers consist of unconsolidated deposits that overlie basalt formations. The unconsolidated-deposity aquifers are a principal source of water for many wells.
Sources/Usage
Public Domain.