Assertion: local aquifer | /r/ObjectUse | used for domestic supply
Facets:
value: primarily
type: DEGREE
Source sentences:
text: Although part of the Maquoketa confining unit in the subsurface, the Galena Dolomite and the Decorah and the Platteville Formations, where they crop out in broad areas of Wisconsin and northeastern Iowa, form a local aquifer that is primarily used for domestic supply.