Found 452 datasets matching "Study boundaries".
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In 2013, the Regional Stream Quality Assessment (RSQA) study was started as part of the U.S. Geological Survey (USGS) National Water Quality Assessment (NAWQA) project. One of the objectives of...
Search relevance: 110.86 | Views last month: 0 -
There are 28 National Estuary Programs (NEPs) in the U.S.that implement habitat protection and restoration projects with their partners. This work takes place within their study area boundaries....
Search relevance: 104.06 | Views last month: 0 -
This product contains 1,297 watershed boundaries for water quality study sites of the U.S. Geological Survey (USGS) National Water Quality Program (NWQP) Surface Water Trends project. These...
Search relevance: 92.34 | Views last month: 0 -
The U.S. Geological Survey collected groundwater samples from 49 wells used for domestic and small system drinking water supplies in Amador, Placer, Sutter, and Sacramento counties, California in...
Search relevance: 89.65 | Views last month: 0 -
The U.S. Geological Survey collected groundwater samples from 50 wells used for domestic and small-system drinking water supplies in Shasta and Tehama Counties, California in 2018-2019. The wells...
Search relevance: 85.83 | Views last month: 0 -
These ArcView shapefiles contain representations of the Hanna coal zone study limit boundaries in the Hanna coalfield, Hanna Basin, Wyoming. These shapefiles were created specifically for the...
Search relevance: 85.83 | Views last month: 0 -
This is a GENERALIZED version of the boundaries and codes used for the U.S. Geological Survey's National Water-Quality Assessment (NAWQA) Program Study-Unit investigations in the conterminous...
Search relevance: 83.87 | Views last month: 0 -
This is a GENERALIZED version of the boundaries and codes used for the U.S. Geological Survey's National Water-Quality Assessment (NAWQA) Program Study-Unit investigations in the conterminous...
Search relevance: 81.91 | Views last month: 0 -
The U.S. Geological Survey collected groundwater samples from 95 domestic wells in Tulare and Kings Counties, California in 2014-2015. The wells were sampled for the Tulare Shallow Aquifer Study...
Search relevance: 78.55 | Views last month: 0 -
The U.S. Geological Survey collected groundwater samples from 95 domestic wells in Tulare and Kings Counties, California in 2014-2015. The wells were sampled for the Tulare Shallow Aquifer Study...
Search relevance: 72.66 | Views last month: 1 -
Shapefile Format - This dataset identifies the geographic locations and boundaries of the BLM Wilderness Study Areas in Colorado. They are part of the National Conservation Lands (otherwise known...
Search relevance: 59.51 | Views last month: 0 -
The California Groundwater Ambient Monitoring and Assessment Program (GAMA) is a statewide assessment of groundwater quality designed to help better understand and identify risks to groundwater...
Search relevance: 52.29 | Views last month: 0 -
These ArcView shapefiles contain representations of the study areas for the Ferris coal zones in the Ferris coalfield, Hanna Basin, Wyoming. These datasets were created specifically for the...
Search relevance: 52.29 | Views last month: 0 -
The California Groundwater Ambient Monitoring and Assessment Program (GAMA) is a statewide assessment of groundwater quality designed to help better understand and identify risks to groundwater...
Search relevance: 49.27 | Views last month: 0 -
California's Central Valley ranges from the mountain fronts toward a central trough, mainly defined by the San Joaquin and Sacramento Rivers, and the relative distance from trough to valley edges...
Search relevance: 47.13 | Views last month: 1 -
Digital surfaces and thicknesses of selected hydrogeologic units of the Floridan aquifer system were developed to define an updated hydrogeologic framework as part of the U.S. Geological Survey...
Search relevance: 44.34 | Views last month: 0 -
This dataset includes the polygon features representing the spatial extent and boundaries of the Bureau of Land Management (BLM) National Landscape Conservation System (NLCS) Wilderness Areas...
Search relevance: 35.44 | Views last month: 0 -
This dataset includes the polygon features representing the spatial extent and boundaries of the Bureau of Land Management (BLM) National Landscape Conservation System (NLCS) Wilderness Areas...
Search relevance: 35.44 | Views last month: 0 -
This dataset includes the polygon features representing the spatial extent and boundaries of the Bureau of Land Management (BLM) National Landscape Conservation System (NLCS) Wilderness Areas...
Search relevance: 35.23 | Views last month: 0 -
This dataset includes the polygon features representing the spatial extent and boundaries of the Bureau of Land Management (BLM) National Landscape Conservation System (NLCS) Wilderness Areas...
Search relevance: 35.23 | Views last month: 0
