The U.S. National Geomagnetism Program is a program directed by the USGS that monitors the Earth's magnetic field.

History

• 1840–1845 Magnetic observatories at Harvard and Girard College

• 1860 Coast Survey begins regular magnetic observations at Maine's Fort Sullivan, Tift's Observatory in Florida and others

• 1882–1883 First International Polar Year

• 1901–1956 United States Coast and Geodetic Survey operates Cheltenham Magnetic Observatory in Maryland

• 1905–1918 USC&GS Explorer performs magnetic surveys

• 1909 Carnegie wooden survey ship built for Carnegie Institution for Science begins seven cruises to measure the Earth's magnetic field

• 1932–1933 Second International Polar Year

• 1956 Fredericksburg Magnetic Observatory in Virginia replaces Cheltenham

• 1957–1958 International Geophysical Year

• 1961 Boulder Geomagnetic Observatory, Colorado

• 1973 NOAA/USC&GS geomagnetism program transferred to the USGS

• 1979–1980 Magsat satellite survey from orbit

• 1994 U.S. National Space Weather Program (NSWP), an interagency collaboration

See also

History of geomagnetism

References

External links

• Official site