Assertion: aquifer's layer | /r/CapableOf | impede water movement
Facets:
value: between the arapahoe aquifer
type: LOCATION
Source sentences:
text: The upper part of the Laramie Formation forms a nearly impermeable confining layer that is 300 to 400 feet thick and impedes water movement between the Arapahoe aquifer and the underlying Laramie-Fox Hills aquifer.