Assertion: aquifer's thickness | /r/HasProperty | estimated
Facets:
value: between 200 and 600 feet
type: OTHER
value: accordingly
type: DEGREE
Source sentences:
text: Accordingly, thickness of the aquifer can be estimated by subtracting the altitude of the base of the aquifer from the altitude of the land surface at a given point.
text: Thickness of the Edwards BFZ is estimated between 200 and 600 feet.