An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
 Image Number D2115-7 |
Technician Jim Riley (left) and hydraulic engineer Dave Goodrich download water-level data from the Rostrin Basin, a flood detention pond in Sierra Vista, Arizona, which will aid in calculating the recharge rate to the ground-water aquifer.
Photo by Stephen Ausmus.
