"Yellowstone Calm, Kilauea Paused, and Critical Minerals Explored: Latest U.S. Geological Developments"
Geology News30 Jul 2025

"Yellowstone Calm, Kilauea Paused, and Critical Minerals Explored: Latest U.S. Geological Developments"

In the past week, the United States has seen several notable developments in geology that reflect both regional and global trends. At Yellowstone National Park, the U.S. Geological Survey reports that caldera activity remains at background levels with no indication of increased volcanic threat. June saw around 60 small earthquakes in the region, the largest reaching magnitude 2.7, and deformation measurements indicate the usual summertime pause in long-term subsidence. A notable event was a minor eruption at Black Diamond Pool in Biscuit Basin, captured by the new webcam system in mid-June. Steamboat Geyser also continues to have minor eruptions, with two major eruptions having occurred so far this year, prompting geologists to monitor for potentially larger outbreaks in the coming weeks.

On the volcanic front in Hawaii, the Kilauea Volcano’s Halemaʻumaʻu eruption is currently paused following the end of episode 29 on July twentieth, after more than 13 hours of lava fountaining. According to the Hawaiian Volcano Observatory, inflation at the summit is ongoing with persistent low-level tremor and gas emissions. Indicators suggest that renewed eruptive activity could begin within days. All eyes remain on Kilauea, given its dynamic and frequently changing activity, though currently no significant changes are occurring at the East Rift or Southwest Rift Zones.

Turning to resource geology, the Florida Geological Survey’s recent July update describes ongoing research and monitoring of the state’s surficial geologic formations in the western Panhandle, particularly the mineable deposits of quartz sand and clay known as the Citronelle Formation. Attention has also turned to the Trail Ridge sands of northeast Florida, which are primarily mined for titanium but are now being assessed for their potential as a source of rare earth elements. This reflects a growing national focus on critical minerals needed for technology and defense, and reinforces the importance of geologic mapping and resource assessment.

Nationally, the U.S. Geological Survey has released a new assessment of undiscovered oil and gas resources in the Niobrara Formation, underlying parts of southwest Wyoming and northwest Colorado. Estimates now stand at around 703 million barrels of oil and 5.8 trillion cubic feet of natural gas, information that could shape regional energy development strategies in the coming years.

Internationally, seismic activity has made headlines with the magnitude 8.8 earthquake off the Kamchatka Peninsula in Russia on July twenty ninth. The United States Geological Survey confirms this event as the largest global earthquake since the 2011 Tohoku event in Japan, generating a series of aftershocks that have drawn attention to subduction zone hazards around the world. These recent geological events and findings highlight the importance of continuous monitoring and research, especially as evolving patterns in resource use and seismic risks demand ongoing attention and preparedness.

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Episoder(141)

Yellowstone Dominates USGS Top Geological Stories of 2025: Seismic Activity, Geyser Eruptions, and Hydrothermal Wonders Revealed

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The United States Geological Survey issued its final 2025 List of Critical Minerals on November seventh, expanding the roster to sixty key materials essential for national security, supply chains, and...

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Volcanic Unrest and Major Earthquake Shake Up US Geologic Landscape

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Volcanic Unrest in Hawaii and Alaska: Geologists Monitor Critical Minerals and Global Geological Shifts

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In the United States, geologists are closely watching Hawaii, where the US Geological Survey Hawaiian Volcano Observatory reports renewed inflation and gas driven tremor beneath the summit of Kilauea ...

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Heightened Volcanic Activity and Shifting Subsurface Dynamics Across the United States

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29 Nov 20253min

"Mapping Critical Minerals: U.S. Geological Survey's Nationwide Initiative"

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A major focus in recent United States geology news is the ongoing effort by the United States Geological Survey to better understand the nation’s critical mineral resources. As announced by the US Geo...

26 Nov 20253min

Volcanic Rumblings, Resource Discoveries, and Glacial Melt: Geology News Highlights Across the United States

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