Hydrologist Nora Nelson swapping passive charcoal samplers in a test
By Water Resources Mission Area
2020 (approx.)

Detailed Description
Hydrologist Nora Nelson swapping passive charcoal samplers in a carbonate spring during a fluorescein dye tracer test Great Basin National Park. Station number 385254114114801 Spring BW2 in the South Fork of Big Wash, Great Basin National Park, NV
Sources/Usage
Public Domain.