Scientist collecting sample from public-supply well in California
![A scientist sits in front of a public-supply well collecting a sample](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/samplingpublic-supplywell_l%20Cathy%20Munday.jpg?itok=HwXlqARh)
Detailed Description
U.S. Geological Survey (USGS) scientists studying the vulnerability of public-supply wells to contamination have identified ways in which the seasonal operation of public-supply wells can affect the quality of water that they produce.
Sources/Usage
Public Domain.