There are 7 tilt measurements stations close to Hekla, they have given a successful measurements at Næfurholt and gives a good overview of the changes between uplift and subsidence at Hekla between eruptions.
Hallamælistöðvar við Heklu eru 7 talsins. Hallamælingar við Næfurholt hafa reynst vel og sýnir vel landris og landsig milli gosa.