Unified Interior Regions

Region 3: Great Lakes

Great Lakes Restoration Initiative

Great Lakes Restoration Initiative

For more information on the Great Lakes and work being done, check out the Great Lakes Restoration Initiative website here! 

GLRI

USGS Science Centers in the Great Lakes Region

For more information on what each center is doing in the Great Lakes, please follow the links below! 

Great Lakes Science Center

Ohio-Kentucky-Indiana Water Science Center

Upper Midwest Water Science Center

Upper Midwest Environmental Sciences Center

National Wildlife Health Center

Regions L2 Landing Page Tabs

Filter Total Items: 570
Yellow River near Brems, IN - view from  bridge
December 31, 2016

Yellow River near Brems, IN - view from bridge

Yellow River near Brems, IN - view from bridge

Image shows a sample of pyrrhotite against a black background
December 31, 2016

Pyrrohtite

Pyrrhotite is an iron sulfide mineral related to iron pyrite, which is one of the minerals known as Fool's Gold. Pyrrhotite, although not one of the Fool's Gold minerals, is sometimes called magnetic pyrite as it is weakly magnetic. It is most valued as a collectors mineral.

Sample provided by Carlin Green, USGS. Sample originated from Eagle Mine, Michigan, and is 4

...
Stream gage electronics inside gage at Root River at Grange Avenue
December 12, 2016

Stream gage electronics inside gage at Root River at Grange Avenue

Stream gage electronics inside gage at Root River at Grange Avenue (04087214).

Crest stage gage at Root River at Grange Avenue
December 12, 2016

Crest stage gage at Root River at Grange Avenue

Crest stage gage at Root River at Grange Avenue (04087214).

Filter Total Items: 375