Data and Tools

Geomagnetism

View graphs of real-time magnetic data from USGS and partner observatories and download historical definitive data.

Filter Total Items: 5
Screen Magnetic Disturbance Summary
October 15, 2017

Magnetic Disturbance Events

View reports on magnetic disturbance events.

USGS science for a changing world logo
April 27, 2016

Download Real-Time Data

Download real-time and definitive data and indices from USGS geomagnetic observatories.

Screenshot of Real-Time Geomagnetism Plots
April 27, 2016

Real-Time Display of Geomagnetism Plots

Real-time HEZF data from USGS geomagnetic observatories with satellite data used to fill gaps.

Screenshot of  Real-Time Dst Display website
April 27, 2016

Real-Time Disturbance Storm Time (Dst) Display

Real-time Dst data from USGS observatories as well as other world partners.

USGS logo
April 27, 2016

Real-Time HEZF Display

Real-time HEZF index display from USGS geomagnetic observatories internet feeds without filling gaps with satellite data