Jökulhlaup 2021-11-07 Overview information.
Observations from the GVTH GPS station are shown here, starting on 2021-11-07 00:00. The Grímsvötn discharge is estimated with a empirical function that relates area and downwards displacement from the initial vertical GPS position at 2021-11-07 00:00.
Discharge is in cubic meters per second and cumulative discharge is in cubic kilometers.
GVTH GPS station data feed