Found 21 datasets matching "volcanic gas emission".
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Puhimau thermal area, located in the upper East Rift Zone of Kīlauea Volcano, Hawai`i formed around 1936 when heat and gases migrated to the surface following a magma intrusion. As of April 2020,...
Search relevance: 115.01 | Views last month: 0 -
On 25 July 2016, helicopter-based measurements were made of the volcanic gases emitted from Mount Cleveland, Alaska, USA. An upward-looking differential optical absorption spectroscopy (DOAS)...
Search relevance: 83.15 | Views last month: 0 -
A fissure eruption occurred in Kīlauea Volcano’s Lower East Rift Zone (LERZ) from April to September 2018. During this event, volcanic gases were emitted from three active areas on the volcano....
Search relevance: 73.41 | Views last month: 1 -
On 14-15 August 2015, helicopter-based measurements were made of the volcanic gases emitted from Mount Cleveland, AK. An upward-looking differential optical absorption spectroscopy (DOAS) system...
Search relevance: 67.25 | Views last month: 0 -
This release presents data collected during airborne volcanic gas monitoring flights at Iliamna Volcano, Alaska, that were completed between 2004-2017. Instrumented fixed-wing aircraft were used...
Search relevance: 65.47 | Views last month: 0 -
On 16 July 2021, measurements were made of the volcanic gases emitted from Iliamna Volcano, Mount Douglas, Mount Martin, and Mount Mageik (Alaska, USA) from aboard a fixed-wing aircraft. Two...
Search relevance: 65.21 | Views last month: 0 -
This release contains data collected during two uncrewed aircraft systems (UAS) flights to sample gas plume compositions within Halema’uma’u crater, Kīlauea Volcano, Hawai'i. Gas compositions...
Search relevance: 56.76 | Views last month: 0 -
This dataset contains Unoccupied Aircraft Systems (UAS) footage from the 2018 summit collapse of Kīlauea Volcano, Island of Hawai‘i. The intrusion of magma into Kīlauea’s lower East Rift Zone...
Search relevance: 56.36 | Views last month: 0 -
In response to reports of anomalous degassing at Newberry Volcano during summer 2020 a multi-GAS station (multiple Gas Analyzer System) was deployed to continuously monitor water vapor (H2O),...
Search relevance: 51.75 | Views last month: 0 -
The 2.1 Ma Clear Lake Volcanic Field (Donnelly-Nolan and others, 1981) and the 174 km2 Clear Lake are located ~150 km north of San Francisco, California. Sulphur Bank Mercury Mine (SBMM) is an...
Search relevance: 50.11 | Views last month: 1 -
Gas chemical and isotopic compositions are reported for samples collected from 9 volcanic and geothermal areas in California: Medicine Lake Volcano, Mount Shasta, Lassen Volcanic Center, Clear...
Search relevance: 48.10 | Views last month: 2 -
This dataset contains Unoccupied Aircraft Systems (UAS) footage from the 2018 eruption of Kīlauea Volcano’s lower East Rift Zone (LERZ), Island of Hawai‘i. The four-month-long eruption, from May 3...
Search relevance: 47.27 | Views last month: 0 -
This dataset contains Unoccupied Aircraft Systems (UAS) footage from the 2018 eruption of Kīlauea Volcano’s lower East Rift Zone (LERZ), Island of Hawai‘i. The four-month-long eruption, from May 3...
Search relevance: 47.03 | Views last month: 0 -
This dataset contains Unoccupied Aircraft Systems (UAS) footage from the 2018 eruption of Kīlauea Volcano’s lower East Rift Zone (LERZ), Island of Hawai‘i. The four-month-long eruption, from May 3...
Search relevance: 46.86 | Views last month: 0 -
This dataset contains Unoccupied Aircraft Systems (UAS) footage from the 2018 eruption of Kīlauea Volcano’s lower East Rift Zone (LERZ), Island of Hawai‘i. The four-month-long eruption, from May 3...
Search relevance: 46.80 | Views last month: 0 -
This dataset contains Unoccupied Aircraft Systems (UAS) footage from the 2018 eruption of Kīlauea Volcano’s lower East Rift Zone (LERZ), Island of Hawai‘i. The four-month-long eruption, from May 3...
Search relevance: 46.80 | Views last month: 0 -
This dataset contains Unoccupied Aircraft Systems (UAS) footage from the 2018 eruption of Kīlauea Volcano’s lower East Rift Zone (LERZ), Island of Hawai‘i. The four-month-long eruption, from May 3...
Search relevance: 46.67 | Views last month: 0 -
Results from discrete multi-GAS surveys are compiled herein. Gas composition data were obtained using portable multi-GAS instruments that record H2O, CO2, SO2, and H2S gas mixing ratios, GPS...
Search relevance: 46.05 | Views last month: 0 -
Hydrogen sulfide (H2S) is a gas emitted to the atmosphere from hydrothermal gas vents and springs around Newberry caldera that can be toxic at high concentrations...
Search relevance: 44.63 | Views last month: 2 -
Measurement of sulfur dioxide (SO2) emission rates is a critical aspect of monitoring and studying active volcanoes. Changes in emission rate are often associated with changes in volcanic activity...
Search relevance: 38.73 | Views last month: 1
