Images

Map showing principal aquifers (PAs) and wells that were sampled as part of a Nationwide assessment of the quality of groundwater used for public supply.  

Location Map Showing the Hickey Run Sediment Fingerprinting Project: Through its sediment fingerprinting project with the D.C. Department of Energy and Environment, the USGS is looking into the sources of the excess sediments that are found in Hickey Run and the National Arboretum.

Heading banner for On The Road Web Series, USGS MD-DE-DC Water Science Center. 

Connowingo Site: Part of the On The Road series of videos for the MD-DE-DC Water Science Center

Bladensburg Site as part of landing page for the MD-DE-DC USGS On The Road web-series

Ashley Ryan, Nick Giro. Photo by David FIsher

Langdon Park Site as part of landing page for the MD-DE-DC USGS On The Road web-series

Leah Staub, Zach Clifton

Serene Lake Site as part of landing page for the MD-DE-DC USGS On The Road web-series

Photo Credit: David Fisher

Nassawango Creek site as part of landing page for the MD-DE-DC USGS On The Road web-series

Hickey Run site shown here as part of landing page for the MD-DE-DC USGS On The Road web-series

Working at Serene Lake: HIVIS-ability at Serene Lake. Image taken as part of the "On The Road" web series

The Chesapeake Bay watershed, or draingage basin, encompasses six states - New York, Pennsylvania, West Virginia, Maryland, Delaware, Virginia, and the District of Columbia. A drainage basin is a giant system of creeks, streams, and rivers that all flow into a common outlet, which in this case is the Chesapeake Bay.

USGS Baltimore Office

Delaware is known as the “First State,” because it was the first of the original thirteen colonies to ratify the United States Constitution.

Capital Dover

Image Source Landsat 8

Population 989,948

Number of Pixels 5,788,036

This is a graphic from the USGS National Oil and Gas Assessment Explorer application, which allows user to drill into 70 oil and gas assessment provinces throughout the United States.

USGS personnel on the deck of the R/V Hugh R.

The USGS MD-DE-DC Water Science Center social media logo. Used on MD-DE-DC Facebook, Twitter, and Instagram.

This Indian Space Research Organization LISS-3 image of the Delaware Bay and Chesapeake Bay region, acquired on January 25, 2017, shows the landscape along the densely populated U.S. East coast. Ecosystems and sea-level rise are among the regional landscape changes that satellite imagery helps to monitor. 

Three osprey (Pandion haliaetus) nestlings in Coastal Inland Bays, Rehoboth, Delaware in 2015.

Two osprey (Pandion haliaetus) nestlings in Coastal Inland Bays, Rehoboth, Delaware in 2015.

The morning after a full moon high tide spawn, thousands of horseshoe crabs wait on the mud flats for the high tide to return.

Spawning horseshoe crabs at twilight in the Delaware Bay.