Geomagnetic Monitoring in the Mid-Atlantic United States

Fact Sheet 2021-3001
By:  and 



Near historic battlegrounds of the American Civil War, southeast of Fredericksburg, Virginia, on a secluded grassy glade surrounded by forest, a specially designed observatory records the Earth’s changing magnetic field. This facility, the Fredericksburg Magnetic Observatory, is 1 of 14 observatories the U.S. Geological Survey Geomagnetism Program operates at various locations across the United States and its Territories as a service to the Nation and in support of a diversity of governmental, academic, and commercial scientific projects.

Suggested Citation

Love, J.J., and Lewis, K.A., 2021, Geomagnetic monitoring in the mid-Atlantic United States: U.S. Geological Survey Fact Sheet 2021-3001, 2 p.,

ISSN: 2327-6932 (online)

Study Area

Table of Contents

  • History of Geomagnetic Monitoring
  • Geomagnetic Signals
  • References
Publication type Report
Publication Subtype USGS Numbered Series
Title Geomagnetic monitoring in the mid-Atlantic United States
Series title Fact Sheet
Series number 2021-3001
DOI 10.3133/fs20213001
Year Published 2021
Language English
Publisher U.S. Geological Survey
Publisher location Reston VA
Contributing office(s) Geologic Hazards Science Center
Description 2 p.
Country United States
State Virginia
City Corbin
Online Only (Y/N) Y
Google Analytic Metrics Metrics page
Additional publication details