2020 OCTA Winter Symposium "The Southern Crossing: All Roads Lead to Yuma"
focus on Yuma and its role as the primary crossing of the Colorado River
Programs
NSHT
National Scenic and Historic Trails (NSHT)
NOTE: Materials available from these pages are contributed by BLM staff. The collections are being developed and may be an incomplete baseline of relevant content. It is expected that each collection will continue growing in time to reflect the most current information available.
6250 – National Scenic and Historic Trail Administration (Public)
This manual addresses specific functions delegated to the BLM from the Secretary of the Interior pursuant to the National Trails System Act. Specifically, this manual describes how to conduct…
6280 – Management of National Scenic and Historic Trails and Trails Under Study or Recommended as Suitable for Congressional Designation (Public)
This provides policies for the management of National Scenic and Historic Trails. Specifically, it identifies requirements for the management of trails undergoing National Trail Feasibility Study;…
8353 – Trail Management Areas – Secretarially Designated National Recreation, Water, and Connecting and Side Trails (Public)
This manual addresses secretarially designated National Recreation Trails (including the National Water Trails) and Connecting and Side Trails, including requirements for cooperative relationships;…
Continental Divide Trail Coalition Small Business Survey
The Continental Divide Trail Coalition has released a press report to accompany this survey, which states, "A new survey of 200 small business owners along the Continental Divide Trail (CDT) shows…
DOI Talent Course Search
This is the course catalog view.
Geospatial Gateway
The Geospatial Gateway is BLM staff's one-stop shop for your geospatial needs. Find links to Data, Map Services, Citrix, EGIS & GIS Help, National Projects and other helpful resources. Geospatial…
Guide to Using AIM and LMF Data for Land Health Evaluations and Authorizations of Permitted Uses - Technical Note 453.PDF (PDF / 2.4 MB)
This technical note serves as a guide for using AIM data, along with other available data, to complete evaluations of land health and related authorizations of permitted uses as required by BLM…
Hike the Hill
Trail advocates from across the nation gather in Washington, DC, each year, to learn, to network, and to urge Congress to pr
Landscape Cover Analysis and Reporting Tools (LandCART)
LandCART is an online mapping app for predicting fractional vegetation cover at 30-m resolution anywhere in the western contiguous United States for any time from 1984 to present. LandCART predicts…
Monitoring Manual for Grassland, Shrubland, and Savannah Ecosystems
This document provides a single, standard reference for the core methods which are part of the BLM Assessment, Inventory, and Monitoring Strategy (AIM) and NRCS National Resources Inventory (NRI).
National Scenic and Historic Trails Management Course of Study
This course of study explores the management of national scenic and historic trails on Bureau of Land Management-managed land.
No occupancy or disturbance within 1000 feet of the Continental Divide National Scenic Trail.
NM-6 CONTINENTAL DIVIDE TRAIL: "No occupancy or other surface disturbance will be allowed within 1000 feet of the Continental Divide National Scenic Trail Treadway. This distance may be modified when…
Rangeland Condition, Monitoring, Assessment, and Projection (RCMAP)
The USGS Rangeland Condition, Monitoring, Assessment, and Projection (RCMAP) dataset reports fractional vegetation cover estimates and changes over time in Western U.S. shrublands. Nine shrubland…
The National Trails System Act
(P.L. 90-543, as amended through P.L. 116-9, March 12, 2019, United States Code, Vol. 16, Sec. 1241-1251). The purpose of this Act is to provide the means for attaining these objectives by…
Use or occupancy will be restricted when the BLM/surface agency demonstrates it necessary for the protection of sensitive species.
Oil and Gas Lease Stipulations: Controlled or Limited Surface Use Stipulation: "Use or occupancy will be restricted only when the Bureau of Land Management and/or the surface management agency…
Visual Resource Data Geocortex
Access to visual inventory data stored on BLM corporate servers.