Images

Photograph of two kayakers on the Delaware River bordering New York and Pennsylvania, between Hancock and Port Jervis. 

Photo Contest Winner | July 2021 | Honorable Mention 2

Mark Jones taking a measurement in Danville, Pennsylvania

Photo Contest Winner | July 2021 | USGS at Work
Certified USGS Heavy Equipment Operators Cameron Ensor and Nick Grim demolish a broad-crested weir at USGS Station 01574500 at Cordorus Creek in Spring Grove, PA

The Region 1, May 2021 "USGS at Work" Winner (by Aaron Stephens)

The Region 1, May 2021 "Where We Work" Winner (by Ian Lynch)

Gage box holding equipment for USGS site 01467200, Delaware River at Penn's Landing at Philadelphia, PA. 

Gage box at USGS site 01467200, Delaware River at Penn's Landing at Philadelphia, PA, open. showing equipment inside with a barge on the river in the background. 

USGS scientists Matt Gyves (left) and Jason Shvanda (center) deploying a low-cost, small uncrewed underwater vehicle (sUUV) to autonomously measure water quality parameters in the Delaware River with Ian Owen from Jaia Robotics (right).

Photograph of fall colors along the Lackawaxen River near Baoba, Pennsylvania. (Scott Sorber, USGS)

Low streamflow in late September, 2020 at USGS streamgage Young Womans Creek near Renovo, Pennsylvania (01545600).

Low streamflow in late September, 2020 at USGS streamgage Young Womans Creek near Renovo, Pennsylvania (01545600).

Still images from videos of surface water flow overlaid with velocity vectors during low (top) and high (bottom) flow conditions in Frankford Creek, Philadelphia, Pennsylvania, September 2020. These videos were processed using large-scale particle imaging velocimetry (LSPIV) to estimate streamflow in a location where standard methods are inadequate. 

This USGS streamgage on Schantz Spring near Wescosville, Pennsylvania was partially submerged after floodwaters from Tropical Storm Isaias quickly rose and flooded the area.

A USGS hydrologic technician finishes installation of a rapid-deployment streamgage at Gordonville Road on the Tittabawassee River in Midland, Michigan.

A beautiful morning for an Acoustic Doppler Current Profiler measurement on the Allegheny River, Pennsylvania. 

PAWSC staff Matthew Gyves and Cameron Ensor assess a location to install surface water and water quality infrastructure at USGS site 01467200, Delaware River at Penn's Landing at Philadelphia, PA. 

Mountain Sunset over Susquehanna River, Pennsylvania

Sunset on the Delaware River

Panoramic view of pipeline constuction in Hepburn Township, Lycoming County, Pennsylvania.

Delaware River

Photo Contest Winner | Jan. 2020 | Honorable Mention
NGWOS EcoMapper Retrieval Delaware River Fort Mifflin