Purging a domestic well to be sampled for radon
![Purging a domestic well to be sampled for radon](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/pa_radon_sampling_study_methods_eliza_l_gross_l.jpg?itok=z53YEEm9)
Detailed Description
A U.S. Geological Survey (USGS) scientist recording water-quality parameters (pH, temperature, and specific conductance) during the purging of a domestic well that was sampled for radon at a site north of Jersey Shore, Pennsylvania.
Sources/Usage
Public Domain.