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These data were compiled as part of a long-term (1964 - 2022) water quality monitoring program at Lake Powell. Objectives of our study were to release a consistent record of long-term water...
Search relevance: 1.00 | Views last month: 71 | Catalog Last Checked: August 01, 2026 at 05:19 AM -
High-resolution geophysical mapping of Lake Powell in the Glen Canyon National Recreation Area in Utah and Arizona was conducted between October 8 and November 15, 2017, as part of a collaborative...
Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: August 01, 2026 at 04:19 AM -
This data release makes available the data used to test a method for remote sensing of river discharge based on critical flow theory. In rivers where flow conditions are near critical and...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: August 01, 2026 at 03:28 AM -
High-resolution geophysical mapping of Lake Powell in the Glen Canyon National Recreation Area in Utah and Arizona was conducted between October 8 and November 15, 2017, as part of a collaborative...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: August 01, 2026 at 05:06 AM -
These data were compiled to better understand the controls on the magnitude of the metalimnion low dissolved oxygen zone in Lake Powell reservoir. These data represent dissolved oxygen, total...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: August 01, 2026 at 03:11 AM -
This section of the data release includes drillhole information in the format of a comma-separated value (CSV) file (2018LakePowellCoring_DrillholeInfo.csv). It is Part 1 (of four) in this data...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: August 01, 2026 at 05:04 AM -
High-resolution geophysical mapping of Lake Powell in the Glen Canyon National Recreation Area in Utah and Arizona was conducted between October 8 and November 15, 2017, as part of a collaborative...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: August 01, 2026 at 04:05 AM -
High-resolution geophysical mapping of Lake Powell in the Glen Canyon National Recreation Area in Utah and Arizona was conducted between October 8 and November 15, 2017, as part of a collaborative...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 01, 2026 at 06:14 AM -
This dataset provides a modified version of the previously published Lake Powell topobathymetric digital elevation model (TBDEM; Poppenga and others, 2020). The original TBDEM is comprised of four...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 01, 2026 at 03:32 AM -
This data release supports the following publication: Mast, M. A., 2018, Estimating metal concentrations with regression analysis and water-quality surrogates at nine sites on the Animas and San...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 05:27 AM -
These data describe the distribution and abundance of Hydropsyche, a widespread and diverse genus of net-spinning caddisflies, in the Colorado River Basin. Abundance data, measured as catch rates,...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 04:43 AM -
This study was done because elevated concentrations of metals including aluminum, arsenic, and lead were identified by Navajo Nation EPA staff in the San Juan River from below the Navajo Dam,...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 03:01 AM -
These data were compiled to study mercury and selenium concentrations in fish species and assemblages in lotic waterbodies across the Upper Colorado River Basin. Data were compiled from State and...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 06:18 AM -
These data were compiled to visualize the extent of Lake Powell at various elevation levels. These data represent water surface elevations for Lake Powell at levels critical to the operation of...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:39 AM -
High-resolution geophysical mapping of Lake Powell in the Glen Canyon National Recreation Area in Utah and Arizona was conducted between October 8 and November 15, 2017, as part of a collaborative...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:00 AM -
This data release presents geologic map data for the surficial geology of the Blanding, Dove Creek, Cortez, and Bluff 30-minute by 60-minute quadrangles, Utah and Colorado. This 1:100,000 scale...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 05:56 AM -
This dataset provides elevation-area-capacity relationships for Lake Powell derived from a topobathymetric digital elevation model (TBDEM) that was collected in 2017 and 2018. The TBDEM was...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 05:29 AM -
This section of the data release includes core log and spectrophotometry data in the format of a comma-separated value (CSV) file (2018LakePowellCoring_CoreLogData.csv). It is Part 3 (of four) in...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 03:28 AM -
Thin loess deposits on the uplands of the southeastern Colorado Plateau have previously not been well studied. We sampled deposits and soils from trenches on Hatch Point mesa near Canyonlands...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 05:15 AM -
The fathead minnow (Pimephales promelas) is a key model of vertebrate toxicity. Standardized tests of toxicity in fathead minnow have been developed to support regulatory science, and much is...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 03:45 AM
