Found 10 datasets matching filters.
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A synoptic sampling campaign was conducted on the Animas River near Silverton, Colorado, under low flow conditions in September 2021. The sampling campaign was designed to quantify constituent...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 08:35 PM -
In 1991, the U.S. Geological Survey (USGS) began a study of more than 50 major river basins across the Nation as part of the National Water-Quality Assessment (NAWQA) project. One of the major...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: May 05, 2026 at 08:35 PM -
On July 26, 2017, a solution containing approximately 200 kilograms of dissolved sodium bromide was added to the the flooded underground shaft of the Minnesota Mine, near Empire, Colorado. This...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: May 05, 2026 at 09:05 PM -
This U.S. Geological Survey (USGS) data release consists of data from two tracer investigations in the Snake Creek drainage of Great Basin National Park, White Pine County, Nevada. The first...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 09:37 PM -
Two synoptic sampling campaigns were conducted near Breckenridge, Colorado, to quantify metal loading to Illinois Gulch, a tributary of the Blue River. The first campaign, conducted in August...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: May 05, 2026 at 10:16 PM -
In 1991, the U.S. Geological Survey (USGS) began a study of more than 50 major river basins across the Nation as part of the National Water-Quality Assessment (NAWQA) project. One of the major...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: May 05, 2026 at 08:58 PM -
Need Quality Assurance (QA)/Quality Control (QC) notes. Nitrate observations corrected - From SUNA sensors
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: April 27, 2026 at 11:03 PM -
Three synoptic sampling campaigns were conducted on upper Cement Creek, near Gladstone, Colorado, under low-flow conditions. The first campaign, conducted October 2012, was part of a larger...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: May 05, 2026 at 09:35 PM -
This Standard Reference Material (SRM) is intended as a primary calibration standard for the quantitative determination of bromide using anion ion chromatography (IC) or other methods. A unit of...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: August 02, 2025 at 01:44 PM -
This is a project-based dataset resulting from a collaborative study of long-term trends in water quality, hydrology, and meteorological phenomena in the Lake Superior basin, as featured in the...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: January 25, 2026 at 05:26 PM
