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USGS Director David Applegate delivers remarks during the celebration of USGS advanced technologies in fisheries science on the Great Lakes, August 9, 2022, in Ashland, Wisconsin. Photo credit: Andrea Miehls, USGS.
USGS Director David Applegate delivers remarks during the celebration of USGS advanced technologies in fisheries science on the Great Lakes, August 9, 2022, in Ashland, Wisconsin. Photo credit: Andrea Miehls, USGS.
Noah Lindberg and Thomas Pratt observe and measure features of a precariously balanced rock in the northeastern U.S.
Noah Lindberg and Thomas Pratt observe and measure features of a precariously balanced rock in the northeastern U.S.
Noah Lindberg installing a seismometer on a balanced rock on Azure Mountain in the Adirondacks.
Noah Lindberg installing a seismometer on a balanced rock on Azure Mountain in the Adirondacks.
Devin McPhillips closely examines the base of a rock perched on the edge of a cliff at Little Sawyer Mountain in the Adirondacks.
Devin McPhillips closely examines the base of a rock perched on the edge of a cliff at Little Sawyer Mountain in the Adirondacks.
Devin McPhillips collecting LIDAR for 3D modeling of the rock, while Tom Pratt is in the foreground taking pictures for 3D modeling using photogrammetry.
Devin McPhillips collecting LIDAR for 3D modeling of the rock, while Tom Pratt is in the foreground taking pictures for 3D modeling using photogrammetry.
Scientist measuring aspects of a precariously balanced rock in the northeastern U.S.
Scientist measuring aspects of a precariously balanced rock in the northeastern U.S.
Belle Philibosian with the USGS Earthquake Science Center examines a redwood stump along the north coast section of the San Andreas Fault near Gualala, California in late August 2022.
Belle Philibosian with the USGS Earthquake Science Center examines a redwood stump along the north coast section of the San Andreas Fault near Gualala, California in late August 2022.
Sawyers cutting into a leaning redwood snag. The snag is located directly on the San Andreas fault scarp (slope down to the left) and the leaning may have occurred during an earthquake.
Sawyers cutting into a leaning redwood snag. The snag is located directly on the San Andreas fault scarp (slope down to the left) and the leaning may have occurred during an earthquake.
Photo of a precariously balanced rock in northeastern U.S. These rocks will help scientists understand more about the maximum earthquake shaking to have occurred in the region.
Photo of a precariously balanced rock in northeastern U.S. These rocks will help scientists understand more about the maximum earthquake shaking to have occurred in the region.
Thomas Pratt sitting next to and measuring a precariously balanced rock in northeastern U.S.
Thomas Pratt sitting next to and measuring a precariously balanced rock in northeastern U.S.
Overview of water quality in Principal Aquifers. The colored pie charts indicate the proportion of the area studied that contained a constituent in untreated groundwater at a concentration that exceeds a human-health benchmark for drinking water. (Public domain.)
Overview of water quality in Principal Aquifers. The colored pie charts indicate the proportion of the area studied that contained a constituent in untreated groundwater at a concentration that exceeds a human-health benchmark for drinking water. (Public domain.)
Noah Lindberg installing a seismometer on a balanced rock along Blue Ridge Road in the Adirondacks.
Noah Lindberg installing a seismometer on a balanced rock along Blue Ridge Road in the Adirondacks.
Dos científicos del Servicio Geológico de los Estados Unidos instalando un equipo para sondeos de una costa en Dorado, Puerto Rico. Este equipo monitoreará como la playa y la línea costera cambian a través del tiempo. Imagen de USGS.
Dos científicos del Servicio Geológico de los Estados Unidos instalando un equipo para sondeos de una costa en Dorado, Puerto Rico. Este equipo monitoreará como la playa y la línea costera cambian a través del tiempo. Imagen de USGS.
Groundwater – the Invisible and Vital Resource Graphic used in the feature story https://www.usgs.gov/news/featured-story/quality-nations-groundwater-pr…
Groundwater – the Invisible and Vital Resource Graphic used in the feature story https://www.usgs.gov/news/featured-story/quality-nations-groundwater-pr…
Labeled stump samples sit on the floor awaiting analysis in the laboratory at Cal Poly Humboldt.
Labeled stump samples sit on the floor awaiting analysis in the laboratory at Cal Poly Humboldt.
Noah Lindberg and Devin McPhillips examining a precariously balanced rock on Mt. Elmore, Vermont.
Noah Lindberg and Devin McPhillips examining a precariously balanced rock on Mt. Elmore, Vermont.
Devin McPhillips points to the contact point beneath a precariously balanced rock in northeastern U.S.
Devin McPhillips points to the contact point beneath a precariously balanced rock in northeastern U.S.
Belle Philibosian, Nick Cunetta, and Allyson Carroll watch sawyers cutting into a leaning redwood snag. The snag is located directly on the San Andreas fault scarp (slope down to the right) and the leaning may have occurred during an earthquake.
Belle Philibosian, Nick Cunetta, and Allyson Carroll watch sawyers cutting into a leaning redwood snag. The snag is located directly on the San Andreas fault scarp (slope down to the right) and the leaning may have occurred during an earthquake.
Photo of a precariously balanced rock by Noah Lindberg from the northeastern U.S. taken during field work in August, 2022.
Photo of a precariously balanced rock by Noah Lindberg from the northeastern U.S. taken during field work in August, 2022.
Two U.S. Geological Survey scientists set-up equipment to survey a beach in Dorado, Puerto Rico. This equipment will monitor how the beach and shoreline change through time. USGS Image.
Two U.S. Geological Survey scientists set-up equipment to survey a beach in Dorado, Puerto Rico. This equipment will monitor how the beach and shoreline change through time. USGS Image.
Matrix from the Great Salt Hydro Mapper webpage on July 27th, 2022. The matrix shows a summary of resource characteristics at different lake elevation levels. Areas shaded green indicate the lake level is beneficial; areas shaded orange indicate the lake level is adverse for the resource.
Matrix from the Great Salt Hydro Mapper webpage on July 27th, 2022. The matrix shows a summary of resource characteristics at different lake elevation levels. Areas shaded green indicate the lake level is beneficial; areas shaded orange indicate the lake level is adverse for the resource.