News
Aerial image of Bahia de Guanica in Puerto Rico
2+ day, 6+ hour ago (47+ words) USGS (. gov) Official websites use. gov Secure. gov websites use HTTPS Aerial image of Bahia de Guanica in Puerto Rico. Tracking sediment erosion and transport in a reef-adjacent watershed...
Tracking sediment erosion and transport in a reef-adjacent watershed
3+ day, 17+ hour ago (408+ words) A new study from USGS uses strontium isotopes and mixing models to determine the provenance of terrestrial sediment clouding an ecologically important bay in southwestern Puerto Rico, offering a clearer path for restoration efforts aimed at protecting coastal waters and…...
Detecting a Grassland Invader, Above and Below Ground
2+ day, 8+ hour ago (169+ words) USGS (. gov) Official websites use. gov Secure. gov websites use HTTPS Detecting a Grassland Invader, Above and Below Ground Invasive plants are rapidly transforming the prairie grasslands of the Southern Great Plains. Researchers supported by the South Central CASC are…...
USGS announces release of updated 3 D Hydrography Program data service and supporting tables
3+ day, 5+ hour ago (365+ words) USGS (. gov) Official websites use. gov Secure. gov websites use HTTPS USGS announces release of updated 3 D Hydrography Program data service and supporting tables The updated service includes new geospatial data based on 3 D Elevation Program data. Nationwide Flow Network…...
How much water erupts from Old Faithful Geyser?
3+ day, 19+ hour 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…...
Earth MRI: Revealing critical resources across the western United States
1+ week, 2+ day ago (135+ words) The USGS Earth Mapping Resources Initiative (Earth MRI) is accelerating modern geological and geophysical mapping across the Western United States and the nation. Through partnerships with state surveys, federal agencies, Tribes, universities, and industry, Earth MRI applies advanced technologies to…...
Volcano Watch " Shallow earthquakes and ground deformation at K'lauea's summit highlight hazards near Halema'uma'u
6+ day, 22+ hour ago (281+ words) The USGS Hawaiian Volcano Observatory (HVO) detected an increase in shallow seismicity and localized ground deformation beneath the south rim of Halema'uma'u crater, in K'lauea summit's south caldera region. This activity highlights the dynamic and hazardous nature of the closed…...
Earth MRI: A journey beneath the east coast
1+ week, 3+ day 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…...
California Water Science Center Scientists Share their Research at 2026 IEP Annual Workshop
1+ week, 1+ day ago (185+ words) From March 16th through the 18th, Scientists from the USGS California Water Science Center (CAWSC) presented their research at the 2026 Interagency Ecological Program (IEP) Workshop in Sacramento. Spatial and Ecological Responses to a Wastewater Treatment Plant Upgrade in the Sacramento-San Joaquin Delta…...
Sharing science at the Pacific Islanders Encouraging Fun, Science & Technology (PIEFEST) festival
1+ week, 2+ day ago (62+ words) USGS (. gov) P. I. E. F. E. S. T. " what's that? ? It stands for Pacific Islanders Encouraging Fun, Engineering, Science, and Technology, and the 5th Annual P. I. E. F. E. S. T. in San Mateo, CA was where California Volcano Observatory Scientists spent their Saturday on April 11....