Images

Map of Yellowstone earthquakes that were located during 1973-2023. Red circles are earthquakes located in the Yellowstone region, and blue circles indicate swarm seismicity.  The size of the circle scales with the magnitude of the earthquake.

This map shows the airborne geophysical survey area and planned flight paths across the Illinois River Basin in Illinois and northwest Indiana. Surveys will not occur directly above populated areas. Planned flight lines and survey progress can be found online. 

(USGS map) 

This map shows the airborne geophysical survey area and planned flight paths across the Illinois River Basin in Illinois and northwest Indiana. Surveys will not occur directly over areas that are populated. Planned flight lines and survey progress can be found online. 

(USGS map) 

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.  

This August 2022 photo is of a new group (or “nest”) of groundwater wells that are part of a USGS Next Generation Water Observing System (NGWOS) project in the

Examples of different radiometric resolutions over Chicago, Illinois. The left image is 16-bit radiometric resolution (65,536 discrete shades of grey), the center image is an 8-bit radiometric resolution (256 discrete shades of grey), the right image is 4-bit radiometric resolution (16 discrete shades of grey).

USGS divers “smile" for the underwater camera after a successful algae and mussel collection. Photo credit: Megan Lewan, USGS.

USGS, Central Midwest Water Science, Hydrologic Technician, Daniel Grant is preparing to monitor lake bathymetric data on a Cook County Illinois lake.

USGS Central Midwest Water Science Center hydrologic technician Josh Keele monitors lake bathymetric data as its collected from an Acoustic Doppler Current Profiler (ADCP) mounted on a tethered trimaran with real-time GPS positioning.

Example of the Landsat Collection 2 Dynamic Surface Water Science Product showing the Confluence of the Wabash and Ohio Rivers on April 12, 2021,for tile h021V010. Left: Landsat Collection 2 U.S. Analysis Ready Data Surface Reflectance image, Right: Dynamic Surface Water Extent (INTR layer)

The Ecomapper is an autonomous underwater vehicle (AUV) that is a specialized submersibile device that operates by propelling through a water body between points along a constant depth.

Before Abraham Lincoln was elected President, he served in the Illinois legislature and practiced law in Springfield. Lincoln is buried just outside Springfield at the Lincoln Tomb State Historic Site.

Capital Springfield

Image Source Landsat 8

Population 12,812,508

Ohio River at Olmsted IL - fouled equipment

Ohio River at Olmsted IL - damage to equipment

Ohio River at Olmsted IL - equipment damaged by barge

Ohio River at Olmsted IL - equipment damaged by barge traffic

Ohio River at Olmsted IL - equipment after cleaning

Harmful Algal Blooms

Entrance for the Urbana, IL office of the Central Midwest Water Science Center. Located in the North deck parking garage on the University of Illinois campus. Entrance is on east side of building; address 405 N Goodwin Ave, Urbana, IL 6180. Contact office for visitor parking information at 217-328-8747.

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.

Ohio River at Olmsted IL - equipment damage