Assertion: aquifer's yield | /r/HasProperty | low
Facets:
value: as 2 to 3 gpm
type: TEMPORAL
value: relatively
type: DEGREE
value: in central and southeast iowa
type: LOCATION
value: in the madumabisa mudstone
type: LOCATION
Source sentences:
text: Yields are relatively low in the Madumabisa Mudstone (0.1 - 0.6 l/s); successful boreholes are usually sited in the vicinity of rivers.
text: In a few local areas aquifers are fine-grained, and yields of individual wells are low.
text: In central and southeast Iowa, however, yields are as low as 2 to 3 gpm, owing to the scarcity of crevices in the rock formations.