Volcanic gas monitoring of quiescent volcanoes using permanent Multi-GAS networks
The Multi-component Gas Analyzer System (Multi-GAS) has recently consolidated as a standard technique for the nearly real-time in-situ observation of major volcanogenic components (H2O, CO2, SO2, H2S,H2) in volcanic gas plumes. The Multi-GAS has been initially operated at open-vent volcanoes, where...
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ftunivpalermo:oai:iris.unipa.it:10447/97814 2024-02-11T10:04:34+01:00 Volcanic gas monitoring of quiescent volcanoes using permanent Multi-GAS networks AIUPPA, Alessandro TAMBURELLO, Giancarlo DI NAPOLI, Rossella Liuzzo,M Giudice, G Bergsson, B Ilyinskaya,E Papazachos, C Vougioukalakis, G Francofonte, V. Aiuppa,A Liuzzo,M Giudice, G Tamburello, G Bergsson, B Di Napoli, R Ilyinskaya,E Papazachos, C Vougioukalakis, G Francofonte, V 2014 http://hdl.handle.net/10447/97814 eng eng ispartofbook:Proceedings of the AGU 2012 fall meeting Cities on Volcanoes 8 numberofpages:2 http://hdl.handle.net/10447/97814 info:eu-repo/semantics/closedAccess gas monitoring volcanic degassing Settore GEO/08 - Geochimica E Vulcanologia info:eu-repo/semantics/conferenceObject 2014 ftunivpalermo 2024-01-16T23:25:45Z The Multi-component Gas Analyzer System (Multi-GAS) has recently consolidated as a standard technique for the nearly real-time in-situ observation of major volcanogenic components (H2O, CO2, SO2, H2S,H2) in volcanic gas plumes. The Multi-GAS has been initially operated at open-vent volcanoes, where it has revealed ideal for long-term continuous observations at for instance Etna and Stromboli volcanoes in Italy, therein paving the way to the acquisition of unprecedentedly long and continuous volcanic gas time-series. We here initially review the present state of the expanding network of permanent Multi-GAS instruments, now covering about 10 volcanoes worldwide. We then specifically focus on the results acquired via Multi-GAS monitoring of fumarolic activity at two quiescent, but potentially hazardous volcanoes in Europe: Santorini, in Greece, and Hekla, in Iceland. Our results overall demonstrate the potential of the Multi-GAS in the monitoring of even sluggish, weak fuming hydrothermal activity as currently observed at both Santorini and Hekla. Quantitative modeling of the results open the way to charactering magmatic-hydrothermal and gas-groundwater interactions with unprecedented detail. We show that, at both volcanoes, gas compositions range in time from H2O-rich (H2O/CO2 > 1) to CO2-dominated and S-poor (CO2/H2S > 10,000), a compositional trend which we quantitatively reproduce via model runs of gas-water-rock interactions initialized using EQ 3/6. Conference Object Hekla Iceland IRIS Università degli Studi di Palermo Etna ENVELOPE(-19.191,-19.191,63.706,63.706) |
institution |
Open Polar |
collection |
IRIS Università degli Studi di Palermo |
op_collection_id |
ftunivpalermo |
language |
English |
topic |
gas monitoring volcanic degassing Settore GEO/08 - Geochimica E Vulcanologia |
spellingShingle |
gas monitoring volcanic degassing Settore GEO/08 - Geochimica E Vulcanologia AIUPPA, Alessandro TAMBURELLO, Giancarlo DI NAPOLI, Rossella Liuzzo,M Giudice, G Bergsson, B Ilyinskaya,E Papazachos, C Vougioukalakis, G Francofonte, V. Volcanic gas monitoring of quiescent volcanoes using permanent Multi-GAS networks |
topic_facet |
gas monitoring volcanic degassing Settore GEO/08 - Geochimica E Vulcanologia |
description |
The Multi-component Gas Analyzer System (Multi-GAS) has recently consolidated as a standard technique for the nearly real-time in-situ observation of major volcanogenic components (H2O, CO2, SO2, H2S,H2) in volcanic gas plumes. The Multi-GAS has been initially operated at open-vent volcanoes, where it has revealed ideal for long-term continuous observations at for instance Etna and Stromboli volcanoes in Italy, therein paving the way to the acquisition of unprecedentedly long and continuous volcanic gas time-series. We here initially review the present state of the expanding network of permanent Multi-GAS instruments, now covering about 10 volcanoes worldwide. We then specifically focus on the results acquired via Multi-GAS monitoring of fumarolic activity at two quiescent, but potentially hazardous volcanoes in Europe: Santorini, in Greece, and Hekla, in Iceland. Our results overall demonstrate the potential of the Multi-GAS in the monitoring of even sluggish, weak fuming hydrothermal activity as currently observed at both Santorini and Hekla. Quantitative modeling of the results open the way to charactering magmatic-hydrothermal and gas-groundwater interactions with unprecedented detail. We show that, at both volcanoes, gas compositions range in time from H2O-rich (H2O/CO2 > 1) to CO2-dominated and S-poor (CO2/H2S > 10,000), a compositional trend which we quantitatively reproduce via model runs of gas-water-rock interactions initialized using EQ 3/6. |
author2 |
Aiuppa,A Liuzzo,M Giudice, G Tamburello, G Bergsson, B Di Napoli, R Ilyinskaya,E Papazachos, C Vougioukalakis, G Francofonte, V |
format |
Conference Object |
author |
AIUPPA, Alessandro TAMBURELLO, Giancarlo DI NAPOLI, Rossella Liuzzo,M Giudice, G Bergsson, B Ilyinskaya,E Papazachos, C Vougioukalakis, G Francofonte, V. |
author_facet |
AIUPPA, Alessandro TAMBURELLO, Giancarlo DI NAPOLI, Rossella Liuzzo,M Giudice, G Bergsson, B Ilyinskaya,E Papazachos, C Vougioukalakis, G Francofonte, V. |
author_sort |
AIUPPA, Alessandro |
title |
Volcanic gas monitoring of quiescent volcanoes using permanent Multi-GAS networks |
title_short |
Volcanic gas monitoring of quiescent volcanoes using permanent Multi-GAS networks |
title_full |
Volcanic gas monitoring of quiescent volcanoes using permanent Multi-GAS networks |
title_fullStr |
Volcanic gas monitoring of quiescent volcanoes using permanent Multi-GAS networks |
title_full_unstemmed |
Volcanic gas monitoring of quiescent volcanoes using permanent Multi-GAS networks |
title_sort |
volcanic gas monitoring of quiescent volcanoes using permanent multi-gas networks |
publishDate |
2014 |
url |
http://hdl.handle.net/10447/97814 |
long_lat |
ENVELOPE(-19.191,-19.191,63.706,63.706) |
geographic |
Etna |
geographic_facet |
Etna |
genre |
Hekla Iceland |
genre_facet |
Hekla Iceland |
op_relation |
ispartofbook:Proceedings of the AGU 2012 fall meeting Cities on Volcanoes 8 numberofpages:2 http://hdl.handle.net/10447/97814 |
op_rights |
info:eu-repo/semantics/closedAccess |
_version_ |
1790601230870904832 |