Ground water quality display
![Picture of a ground water display](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/2016-03-25_groundwater-water-quality-display.jpg?itok=_hXl6Cvh)
Detailed Description
The U.S. Geological Survey booth at the 20th Annual Orange County Water Festival taught local fourth and fifth graders about water-quality issues in different types of water, including groundwater.
Sources/Usage
Public Domain.