Found 18 datasets matching "Colorado Plateau and Basin and Range".
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Climate change over the past century has altered vegetation community composition and species distributions across rangelands in the western United States. The scale and magnitude of climatic...
Search relevance: 57.64 | Views last month: 0 -
Groundwater age distribution and susceptibility to natural and anthropogenic contaminants were assessed for selected principal aquifers of the Western United States: the Central Valley aquifer...
Search relevance: 42.76 | Views last month: 0 -
Five principal components are used to represent the climate variation in an original set of 12 climate variables reflecting precipitation and temperature gradients. The dataset provides coverage...
Search relevance: 40.15 | Views last month: 1 -
Five principal components are used to represent the climate variation in an original set of 12 climate variables reflecting precipitation and temperature gradients. The dataset provides coverage...
Search relevance: 39.04 | Views last month: 1 -
The Assessment Unit is the fundamental unit used in the National Assessment Project for the assessment of undiscovered oil and gas resources. The Assessment Unit is defined within the context of...
Search relevance: 38.07 | Views last month: 0 -
This dataset shows estimated depth ranges to stratigraphic horizons near the base of the Mesaverde Total Petroleum System, Uinta-Piceance Province, northwestern Colorado and northeastern Utah. ...
Search relevance: 37.80 | Views last month: 0 -
Cell maps for each oil and gas assessment unit were created by the USGS as a method for illustrating the degree of exploration, type of production, and distribution of production in an assessment...
Search relevance: 36.65 | Views last month: 0 -
Tar sands represent a significant source of hydrocarbons in the United States. Also known by several other names including bitumen-bearing rocks, natural asphalt, tarry oil, bituminous rock, oil...
Search relevance: 36.65 | Views last month: 0 -
The Total Petroleum System is used in the National Assessment Project and incorporates the Assessment Unit, which is the fundamental geologic unit used for the assessment of undiscovered oil and...
Search relevance: 36.57 | Views last month: 0 -
The maturation contours show vitrinite reflectance trends and ranges for five key petroleum system horizons within the Uinta-Piceance Province. The horizons are the lower part of the Green River...
Search relevance: 36.57 | Views last month: 0 -
The USGS Central Region Energy Team assesses oil and gas resources of the United States. The onshore and State water areas of the United States comprise 71 provinces. Within these provinces,...
Search relevance: 36.48 | Views last month: 0 -
This dataset shows depth ranges to the top of the Dakota Sandstone within the Uinta-Piceance Province, northwestern Colorado and northeastern Utah.
Search relevance: 36.10 | Views last month: 0 -
The USGS Central Region Energy Team assesses oil and gas resources of the United States. The onshore and State water areas of the United States comprise 71 provinces. Within these provinces,...
Search relevance: 35.97 | Views last month: 1 -
The Pod (or pods) of Mature Source Rock is a critical element of the Total Petroleum System and incorporates all source rocks that potentially have generated hydrocarbons within the system. The...
Search relevance: 34.44 | Views last month: 0 -
Categorical classification of groundwater age based on concentrations of tritium (3H) in groundwater can provide useful information for the assessment and understanding of groundwater resources....
Search relevance: 32.23 | Views last month: 0 -
This data release documents seven tables that contain environmental tracer data and lumped parameter model (LPM) results that are used for assessing the distribution of groundwater age in 23...
Search relevance: 26.74 | Views last month: 0 -
This dataset contains estimates of water withdrawals from 66 principal aquifers and "other" non-principal aquifers during 2015 for various categories of use in each county or county equivalent in...
Search relevance: 25.85 | Views last month: 0 -
As more hydrocarbon production from hydraulic fracturing and other methods produce large volumes of water, innovative methods must be explored for treatment and reuse of these waters. However,...
Search relevance: 24.12 | Views last month: 0
