Search datasets
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Tephra samples from the Kulanaokuaiki Tephra Member (400 to 1000 C.E.) of the Uwēkahuna Ash (200 B.C.E. to 1000 C.E.) were sampled from Kīlauea volcano, Island of Hawai‘i. Samples were analyzed by...
Search relevance: 138.09 | Views last month: 0 | Catalog Last Checked: August 01, 2026 at 06:18 AM -
Data on tephra thicknesses for the Inyo eruptions from Miller (1985) and Bursik and Sieh (2013) are combined to produce revised isopach maps for the South Deadman vent, Obsidian Flow vent, and...
Search relevance: 132.36 | Views last month: 0 | Catalog Last Checked: August 01, 2026 at 05:41 AM -
The 2008–2018 summit eruption at Kīlauea formed an active and slowly expanding lava lake within Halemaʻumaʻu Crater that lasted 10 years before draining. To consistently collect proximal tephra...
Search relevance: 130.08 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 03:16 AM -
This USGS Data Release presents major-oxide glass geochemical results from tephras erupted form Alaska volcanoes. This data set is in support of volcano hazard studies by the Alaska Volcano...
Search relevance: 129.66 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 03:42 AM -
This data release contains model input and output for 57 simulations of tephra dispersal during the 7.8 ka Mazama eruption. Data were generated during in preparation of the following...
Search relevance: 126.19 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 04:10 AM -
A total of 100 samples were collected from two proximal sections of Keanakākoʻi, Tephra unit D deposits. Samples were analyzed on Microtrac CAMSIZER® P4 and X2 instruments for grain size and shape...
Search relevance: 125.97 | Views last month: 6 | Catalog Last Checked: August 01, 2026 at 03:28 AM -
This data release contains geochemical data for volcanic tephra from Kīlauea volcano, Hawaiʻi, sampled between March 19 and April 16, 2008.
Search relevance: 122.11 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 03:33 AM -
This data release contains geochemical data for volcanic tephra from Kīlauea Volcano, Hawaiʻi, sampled between March 19 and April 16, 2008.
Search relevance: 122.04 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:22 AM -
This data release contains geochemical data for volcanic tephra from Kīlauea Volcano, Hawaiʻi, sampled between March 19 and April 16, 2008.
Search relevance: 121.01 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 05:45 AM -
This data release contains geochemical data for volcanic tephra from Kīlauea Volcano, Hawaiʻi, sampled between March 19 and April 16, 2008.
Search relevance: 120.72 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 04:33 AM -
This data release contains geochemical data for volcanic tephra from Kīlauea Volcano, Hawaiʻi, sampled between March 19 and April 16, 2008.
Search relevance: 112.40 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 05:46 AM -
These data are derived from the Pleistocene Sacarosa tephra-fall deposit (TFD) which erupted from Misti volcano, Arequipa, southern Peru. The deposit represents a major eruption of Misti and...
Search relevance: 107.05 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 06:17 AM -
This data release reports electron probe microanalysis (EPMA) and laser ablation inductively coupled plasma mass spectrometry (LA-ICP-MS) data from glass grains in tephra from Hiʻonamoa Gulch, on...
Search relevance: 104.06 | Views last month: 0 | Catalog Last Checked: August 01, 2026 at 06:03 AM -
These data are presented to geochemically characterize glass from the informally named Khonkho tephra, an ashfall deposit that crops out at the Khonkho Wankane archaeological site in Jesus de...
Search relevance: 103.99 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 04:28 AM -
This table contains geochemical data collected for tephra samples either correlated with or in the same section with the Ibex Hollow Tuff. Most samples were collected by Andrei Sarna-Wojcicki and...
Search relevance: 102.67 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 06:11 AM -
Visible/near-infrared (VNIR) and mid-infrared (MIR) spectral library composed of twenty natural tephra samples from ten volcanic sources that span a range of compositions and components. The bulk,...
Search relevance: 101.97 | Views last month: 8 | Catalog Last Checked: August 01, 2026 at 05:27 AM -
These data are derived from pumice and scoria from Pacheco stage (as defined by Harpel et al., 2021) tephra-fall deposits (TFD) emplaced between <21 ka and 2 ka by eruptions from Misti volcano,...
Search relevance: 96.64 | Views last month: 0 | Catalog Last Checked: August 01, 2026 at 05:59 AM -
Over 16 days from May 11–27, 1924, there were more than 50 explosions from Halemaʻumaʻu crater at Kīlauea volcano on the Island of Hawaiʻi. These explosions ejected blocks weighing >12,000 kg, as...
Search relevance: 94.02 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:34 AM -
An intrusion into Kīlauea’s upper East Rift Zone during June 17–19, 2007, during the 1983–2018 Pu‘u‘ō‘ō eruption, led to widespread ground cracking and a small (~1,525 m3) eruption on the...
Search relevance: 93.43 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:18 AM -
The 2018 lower East Rift Zone eruption of Kilauea Volcano began in the late afternoon of 3 May, with fissure 1 opening and erupting lava onto Mohala Street in the Leilani Estates subdivision, part...
Search relevance: 84.78 | Views last month: 6 | Catalog Last Checked: August 01, 2026 at 03:52 AM
