1+ day, 6+ hour ago  (198+ words) Mike Stickney was a one-person earthquake hazards show in Montana for 45 years and a valuable contributor to the Yellowstone Volcano Observatory. "His retirement in 2025 is a good excuse to celebrate his understated yet impactful career. Yellowstone Caldera Chronicles is a…...

1+ week, 12+ hour ago  (163+ words) Cal VO geologists help build a new eruptive history for the Springerville Volcanic Field in Arizona'USGS (. gov) Scientists at the California Volcano Observatory often travel far afield to answer volcanic questions, especially when it comes to regions where there isn't…...

1+ week, 12+ hour ago  (55+ words) USGS (. gov) Official websites use. gov Secure. gov websites use HTTPS Working with scientists from the White Mountain Apache Tribe in the Springerville Volcanic Field, Arizona Cal VO geologists help build a new eruptive history for the Springerville Volcanic Field…...

1+ week, 1+ day ago  (359+ words) Hydrothermal explosions are notoriously hard to predict." But a geological thermometer based on hot spring chemistry might help. Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from…...

2+ week, 1+ day ago  (212+ words) In a recent study, scientists used several novel methods to measure the volume of water erupted from the iconic Old Faithful Geyser. The average volume of water from 45 eruptions was 27. 9 cubic meters (7, 370 gallons) but varied from 12. 2 to 44. 3 cubic meters (3, 223 to…...

3+ week, 11+ hour ago  (139+ words) The USGS Earth Mapping Resources Initiative (Earth MRI) is accelerating modern geological and geophysical mapping across the Eastern United States and the nation. Through partnerships with state surveys, federal agencies, Tribes, universities, and industry, Earth MRI applies advanced technologies to…...

3+ week, 6+ day ago  (206+ words) 2025 Data Now Available " See how the USGS Benchmark Glaciers have changed this year. Nearly all of Earth's alpine glaciers are losing mass, with consequences for freshwater resources, landscape stability, regional ecosystems, and global sea level. Rates of glacier mass loss…...

3+ week, 2+ day ago  (63+ words) U. S. Geological Survey'USGS (. gov) Water information is fundamental to national and local economic well-being, protection of life and property, and effective management of the Nation's water resources. The USGS works with partners to monitor, assess, conduct targeted research, and deliver information…...

1+ mon, 2+ day ago  (223+ words) Mark your calendars for April 16th to learn about Landsat Special Requests! Also in this issue: an update about Landsat 9 products acquired in 2025 and a new Landsat Bulk Metadata file format. Submit your deserving colleagues for this year's Pecora Award and…...

1+ mon, 1+ week ago  (167+ words) This animation displays how updated calibration coefficients improve and correct Landsat imagery. When the Landsat 9 satellite returned to normal image acquisitions following a safehold event in October 2025, the imagery acquired by the Operational Land Imager displayed offsets, or shifts, as…...