USGS Water-Quality Data and Activities for the 2015 Gold King Mine Release
Water-Quality Sampling Data
USGS gage 09358550, Cement Creek at Silverton. Photo taken September 29, 2012. Credit: USGS. This photo is in the public domain. Higher resolution version is available.
USGS has collected water-quality samples at a number of sites downstream from the Gold King Mine since the August 2015 release. As part of our routine science activities, USGS collects water-quality data around the Nation. The region near Silverton, Colorado, has been an area of extensive USGS research on abandoned mine lands and on natural sources of metals and acidity to streams. The locations, types of data, and frequency of data vary based on the objectives of the USGS program or study for which they were collected.
One main databas is available with data for the area of interest:
Other USGS water-quality data
Interested users can browse and download other USGS water-quality data from any of our online national databases.