International Federation of Digital Seismograph Networks

NT: USGS Geomagnetism Program

You must be a registered user to manage this network.

FDSN Network Information

FDSN code NT Network name USGS Geomagnetism Program
Start year 1901 Operated by
End year - Deployment region -

The U.S. Geological Survey Geomagnetism Program monitors the Earth's magnetic field at 14 ground-based observatories in the United States. The Program provides continuous records of magnetic field variations from Fluxgate and Proton magnetometers.


Citation Information

Digital Object Identifier (DOI) 10.7914/SN/NT
For more: DataCite ( JSON | XML | BibTeX )

Data Access

Data Availability
Loading data availability information...

FDSN Web Services provide a common data access API for seismic data.

Availability based on irisws-fedcatalog service.
Full fedcatalog information for this network

Additional Notes Definitive Data is available through INTERMAGNET at and

Stations in this Network