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BLM | 2019
A decommissioned landfill located on BLM-managed land in Fairplay, Colorado, was found to be leeching chemicals into the groundwater. A planimetric and topographic survey was requested to be used in…
BLM | 2019
Landscape Cover Analysis and Reporting Tools (LandCART) is an online mapping application being developed by the BLM Geospatial Imaging group at the National Operations Center (NOC) through a National…
BLM | 2019
Since 2014, the National Operations Center (NOC) has provided remotely sensed geospatial data products to support management officials conducting Emergency Stabilization and Rehabilitation (ESR)…
BLM | 2019
Above average snowpack across Colorado in 2018–19 led to an unprecedented avalanche season, with the concomitant deposition of debris in streams creating flooding hazards across the state. This was…
BLM | 2011
Lidar and aerial photography are valuable tools for preliminary investigations by cadastral surveyors. Boundary disputes are often decided using survey information. Remote sensing data…
OSM | 2011
The mission of the Office of Surface Mining (OSM) is to carry out the requirements of the Surface Mining Control and Reclamation Act (SMCRA) in cooperation with States and Tribes. A primary objective…
OSM | 2011
A mining permit describes the lands that will be affected by coal mining activities. The SMCRA inspector ensures that the mining and associated operations are within these approved boundaries…
OSM | 2011
Water diversions are constructed to prevent and control water runoff and erosion problems associated with the disturbed area. Water diversions constructed on mine sites must be the same in…
BLM | 2011
The Pacific Northwest Hydrography Framework is sponsoring a working group tasked to evaluate the use of lidar-derived DEMs as a principal data source for updating the National Hydrology Database (NHD…
BLM | 2011
The Oregon BLM State Office developed a semi-automated technique to map juniper distribution for specific project areas. The technique uses 0.5 meter color infra-red NAIP imagery to identify…
BLM | 2011
The famous Laetoli footprints were made by a human ancestor 3.56 million years ago in the Rift Valley of Tanzania and are the earliest fossil evidence of bipedalism in our ancestors. The trail…
BLM | 2011
The revised Statue 2477 (RS2477) was enacted by Congress in 1866 to facilitate western settlement. It granted “the right-of-way for the construction of highways across public lands not…