USGS Multimedia Gallery
Title: 2007 WARP Model Estimates of Maximum 21-Day Moving-Average Atrazine Concentrations in Streams
Description: This illustration is a map of the U.S. showing 2007 WARP model estimates of atrazine concentrations in streams. The colors on the map refer to the estimated maximum 21-day moving-average concentrations (micrograms per liter) of atrazine.
Usage: This image is public domain/of free use unless otherwise stated. Please refer to the USGS Copyright section for how to credit the photo.
Suggest an update to the information/tags?