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March 2021 Probable Maximum 24-Month Study
The Probable Maximum 24-Month Study report describes projected operations and power generation for Colorado River system reservoirs including Fontenelle, Flaming Gorge, Taylor... -
BLM Natl Wild Horse and Burro Herd Mgmt Area Polygons
Feature Class for BLM Wild Horse and Burro Herd Areas. Herd Areas were designated in 1971 as places where wild horses and/or burros were found during the initial flights in... -
BLM Utah Federal Minerals Estate
These data represent the current Federal Mineral Estate in Utah. The minerals on Federal lands are divided into three categories, each subject to different laws and regulations.... -
Estes Power Plant Unit 2 Monthly Power Plant Unit Starts Timeseries Data
Values per Facilities, Instructions, Standards, and Techniques (FIST) Vol 1 - 2. Note: Data are reported at a monthly time step. Although values are dated as the first of each... -
BLM ID Sage Grouse Habitat 2019
The 2019 Sage-grouse Habitat Planning Map update incorporates wildfire data and other edits relevant to the 20019 field and fire season as per typical processes used during the... -
BIA Surface Inventory (Southern Plains Region), 2025
Surface trust lands are displayed and summarized in a table by Tribal entity. A Tribal entity may be a federally recognized tribe or a constituent component of a federally... -
AK Leases
This data set contains the outlines for active and inactive federal oil and gas leases in the Alaska OCS Region. OCS Lease Blocks that are currently leased from the federal... -
Offshore Wind Planning Areas (Rescinded July 30, 2025)
These data show the lease blocks and sub-blocks which represent the current investigations by BOEM for new areas of interest in offshore wind energy development. For a general... -
Land Area Representation
The BIA TAAMS Mapped Tribal Tracts and BIA TAAMS Mapped Tribal Parcels datasets depict tracts and parcels with Tribal ownership or are allotted. This dataset is organized y Land... -
BLM ID Sage Grouse Habitat 2018
The 2018 Sage-grouse Habitat Planning Map update incorporates wildfire data and other edits relevant to the 2018 field and fire season as per typical processes used during the... -
Gulf OCS Blocks with Significant Sediment Resources
This data set contains OCS block outlines and delineated polygons for the BOEM Gulf of America Region that contain sediment resources and areas of disposal in support of the... -
BLM AK Federal Mining Claims (Closed)
This data set depicts the non-surveyed boundaries of active (recorded or interim) and closed federal mining claims within the State of Alaska. Each mining claim is represented... -
BLM ID Ground Transportation Linear Features
The purpose of the BLM ID Ground Transportation Linear Features (GTLF) is to provide a standardized transportation information for use in BLM programs and analysis. The ground... -
BLM ID SW Montana Greater Sage Grouse FEIS Sagebrush Focal Areas 2015 ROD
Sagebrush Focal Areas (SFAs) are a refinement of Greater Sage Grouse habitat delineating the most valuable habitat to the Greater Sage Grouse (Centrocercus urophasianus). They... -
Spring Creek Power Plant Unit 1 Monthly Power Plant Unit Starts Timeseries Data
Values per Facilities, Instructions, Standards, and Techniques (FIST) Vol 1 - 2. Note: Data are reported at a monthly time step. Although values are dated as the first of each... -
Tracy Fish Collection Facility Every Two Hours Yellow Perch Count Time Series Data
Count of total number of Yellow Perch (Perca flavescens) observed in a two hour period -
BLM OR Leases and Claims Polygon Hub
LSE_CLM_POLY: This dataset is a spatial representation of Leases and Claims (LSE_CLM). It is a portion of the total encumbrance data category that includes information about... -
BLM AK Native Allotment Selected
In Alaska, the Bureau of Land Management has been tasked with the largest land transfer effort ever taken in the United States. For more than 30 years, the BLM has been involved... -
BLM OR Ocean Polygon Hub
OCEAN_POLY: This data set portrays the portion of the Pacific Ocean and its islands from near Vancouver Island to south of San Francisco Bay and far enough to the west to be... -
BLM ID Areas of Critical Environmental Concern ACEC - Historical
This feature class contains polygons and attributes describing Idaho Areas of Critical Environmental Concern that existed and were later removed. For more information contact us...