USGS hydrologists record field notes for dip and equal-width increment (EWI) water samples as an EWI streamflow measurement is made.
By Ohio-Kentucky-Indiana Water Science Center
April 2023 (approx.)
![USGS hydrologists record field notes for dip and equal-width increment (EWI) water samples as an EWI streamflow measurement](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/media/images/usgs-oki-wsc-ewi-streamflow-measurement.png?itok=DOJQvFg3)
Detailed Description
USGS hydrologists record field notes for dip and equal-width increment (EWI) water samples as an EWI streamflow measurement is made.
Sources/Usage
Public Domain.