Images

Land use change in the Anza Valley, CA from 1934 to 2005.  

Map of the super gage site locations in Ohio, Kentucky, and Indiana

Answer: a GPS capable of accurately measuring elevations to within 10 cm (~4 in). In the summer of 2019, USGS organized a Light Detection and Ranging (LiDAR) survey of the Kīlauea summit and East Rift Zone, including both the Pu‘u ‘Ō‘ō and 2018 lower Puna lava flows.

The SQUID-5, or a Structure-from-Motion (SfM) Quantitative Underwater Imaging Device with 5 cameras is a towed surface vehicle with an onboard Global Navigation Satellite System (GNSS) and 5 downward-looking cameras with overlapping views of the seafloor.

Streamflow and water-quality data have been collected at Fivemile Creek near Shoshoni since the 1940s. All data available on line at: http://ow.ly/uraY50ylvIi

Participants of the Coastal Change Hazards State of Our Nation’s Coast stakeholder engagement workshop at the Waquoit Bay National Estuarine Reserve in Falmouth, MA. Participants are pictured here talking in small groups.

It took all of the auger flight plus a little to get through ice to the creek. Collecting sample no. 238 from Muddy Ck nr Shoshoni. Monthly samples create a data set that can be used to describe water quality during different seasons and over time.

A group of participants at the Coastal Change Hazards State of Our Nation’s Coast stakeholder engagement workshop at the Waquoit Bay National Estuarine Reserve in Falmouth, MA. Here participants are pictured writing the names of tools they use on sticky notes.

USGS gage 02171000 Lake Marion Near Pineville, SC

This is Hydrographer Mark Spindler performing a winter time discharge measurement at USGS stream gage 09304800 White River Below Meeker, CO. Discrete water quality samples were also collected.

This image is a cropped rendition of  two aerial images that demonstrate satellite-derived cyanobacteria concentrations in surface waters from an area in Florida.

U.S. Geological Survey booth at the exhibition hall of the 2020 Esri Federal GIS Conference.

USGS marine engineering technician Dan Powers from the USGS Pacific Coastal and Marine Science Center retrieves the GOMEX box corer from Bellingham Bay, Washington.

Two USGS employees (Bart Dengel, and Joseph Crissup) conducting an under-ice ADCP discharge measurement near USGS stream gage station 15214000.

Maps displaying the spatial-temporal variability in the NPPSD 3.0 dataset

Caitlin Reynolds of the USGS St. Petersburg Coastal and Marine Science Center secures a sediment trap, retrieved from the bottom of the Gulf of Mexico on board the R/V Pelican.

A large winch on the stern of R/V Pelican is used to retrieve two sediment traps from the bottom of the Gulf of Mexico.

A beautiful sun set over the Gulf of Mexico from the stern of the R/V Pelican.

Instantaneous streamflow and real-time stage for Laramie River at Laramie, Wyoming.

The 43rd annual Mineral Commodity Summaries report from the USGS National Minerals Information Center is the earliest comprehensive source of 2019 world mineral production data.

USGS Cascades Volcano Observatory News Media Management Guide—General Protocols and Templates, USGS Circular 1462 (https://pubs.er.usgs.gov/publication/cir1462) provides protocols and templates for (1) normal conditions when CVO has an opportunity to be proactive with its messages and to raise general awaren