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National Geospatial Technical Operations Center

The U.S. Geological Survey National Geospatial Technical Operations Center (NGTOC) provides leadership and world-class technical expertise in the acquisition and management of trusted geospatial data, services, and map products for the Nation. NGTOC supports The National Map as part of the National Geospatial Program (NGP). 


The National Map Corps February 2024 Newsletter - Vol. 10 | Issue 1

TNMCorps Mapping Challenge Summary Results for School Points in Utah

TNMCorps Mapping Challenge Summary Results for School Points in Utah

The National Map Corps October 2023 Newsletter - Vol. 9 | Issue 4


A guide to creating an effective big data management framework

Many agencies and organizations, such as the U.S. Geological Survey, handle massive geospatial datasets and their auxiliary data and are thus faced with challenges in storing data and ingesting it, transferring it between internal programs, and egressing it to external entities. As a result, these agencies and organizations may inadvertently devote unnecessary time and money to convey data without
Samantha Arundel, Kevin G McKeehan, Bryan B Campbell, Andrew N. Bulen, Philip T. Thiem

Automated mapping of culverts, bridges, and dams

Accurate maps of built structures around stream channels, such as dams, culverts, and bridges, are vital in monitoring infrastructure, risk management, and hydrologic modeling. Hydrologic modeling is essential for research and decisionmaking related to infrastructure and development planning, emergency management, ecology, and developing hydrographic data. Technological advances in remote sensing
Ethan J. Shavers, Larry Stanislawski, Joel Schott, Zachary Brosseau