(Abstract)
Seismological experiment at Strokkur from 2020" is a seismological experiment realized at the most active geyser on Iceland by Eva Eibl (University of Potsdam) in collaboration with Gylfi P. Hersir formerly at ISOR Iceland. The geyser is part of the Haukadalur geothermal area in south Iceland, which contains numerous geothermal anomalies, hot springs, and basins (Walter et al., 2018). Strokkur is a pool geyser and has a silica sinter edifice with a water basin on top, which is about 12m in diameter with a central tube of more than 20m depth. The aim of the seismic experiment is to monitor eruptions of Strokkur geyser from March 2020 using three broadband seismic stations (Nanometrics Trillium Compact 120s). Sensors were buried at distances of 38.8m (GE4, SE), 47.3m (GE3, SW), and 42.5m (GE2, N) from Strokkur center. Within this time period about 1 month of data is missing due to power outages. At any other times at least one station recorded the eruptions. From this dataset, converted to MSEED using Pyrocko, currently a catalogue of 506,131 water fountains was determined and further investigated in Eibl et al. (2025). In addition, Eibl et al. (2025) assessed the effect of the weather on the system including the bubble trap suspected at around 24 m depth by Eibl et al. (2021). Waveform data are available from the GEOFON data centre, under network code 2Z.
Title
Seismological experiment at Strokkur from 2020
Publisher
GFZ Data Services
Publication Year
2025
Resource Type
Dataset / Seismic Network
Dates
Collected 2020-03-08
Accepted 2025-02-21
Submitted 2025-02-28
Issued 2025-03-07
Created 2025-03-07
Available 2025-03-07
Place(s)
Iceland
Contributor(s)
Hosting institution:
GFZ Helmholtz-Zentrum für Geoforschung
Data manager:
GEOFON Data Centre
Project leader:
Institute of Geosciences, University of Potsdam, Potsdam, 14467, Germany
Eibl, E. P. S.; Hamzaliyev, S.; Petersen, G. N.; Hersir, G. P. (in review). Winds of Change: Meteorological Influences on Strokkur's geyser eruptions, Iceland. Scientific Reports.
Eibl, E. P. S.; Hersir, G. P. (2025). Catalogues of water fountains and eruptive cycle phases at the Strokkur Geyser, Iceland from 2017-2018 and 2020-2023. GFZ Data Services.
Eibl, E. P. S.; Müller, D;, Walter, T. R;, Allahbakhshi, M;, Jousset, P;, Hersir, G. P;, Dahm, T (2021). Eruptive Cycle and Bubble Trap of Strokkur Geyser, Iceland. Journal of Geophysical Research: Solid Earth, 126. doi:10.1029/2020JB020769
Walter, T. R.; Jousset, P.; Allahbakhshi, M.; Witt, T.; Gundmundsson, M. T.; Hersir, G. P. (2020). Underwater and drone based photogrammetry reveals structural control at Geysir geothermal field in Iceland. Journal of Volcanology and Geothermal Research, 391, 106282. doi:10.1016/j.jvolgeores.2018.01.010
Eibl, E. P. S; Jousset, P.; Dahm, T.; Walter, T. R.; Hersir, G. P.; Vesely, N. I. K (2019). Seismic experiment at the Strokkur Geyser, Iceland, allows to derive a catalogue of over 70,000 eruptions. doi:10.5880/GFZ.2.1.2019.005
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