Skip to main content
U.S. flag

An official website of the United States government

Crude-Oil Recovery System Implemented at the Bemidji Research Site

Detailed Description

Crude-oil recovery system implemented at the Bemidji, Minnesota, research site, 1999 to 2003. The crude-oil in the unsaturated zone above the water table contained a mixture of crude oil, air, and water in the sediment pore spaces (Delin and Herkelrath, 2014).


Public Domain.