Performing Aquifer Test During Borehole Drilling, Perigo Mine, Colorado
By Research Drilling Program
September 2023 (approx.)
![two scientists with hard hats performing testing in front of drill unit](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/media/images/photo%202_0.jpg?itok=qFmp47y7)
Detailed Description
USGS scientists performing a step-injection aquifer test while drilling a bedrock borehole at the Perigo Mine site, Colorado during September 2023.
Sources/Usage
Public Domain.