Portland Hills monitoring site installation
![Installation of monitoring instruments in Portland hills](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/rex_logbox-lg.jpg?itok=z55EtIBy)
Detailed Description
Photograph showing USGS scientist connecting sensor cables to data collection equipment. The equipment is housed in a weather-resistant enclosure that is mounted on steel posts. Flexible steel conduit protects the instrument cables from damage by wild animals that would chew the insulation.
Sources/Usage
Public Domain.