Assertion: reservoir's water level | /r/HasProperty | low
Facets:
value: sometimes
type: TEMPORAL
value: during droughts
type: TEMPORAL
value: because of irrigation needs
type: CAUSE
value: very
type: DEGREE
value: during extended dry periods
type: TEMPORAL
Source sentences:
text: During droughts, or extended dry periods, the water level in a river may be very low.
text: Some of the original buildings' foundations are visible when the water level is low.
text: Because of irrigation needs, the water level at the lake sometimes is low enough to kill its self-sustaining fish, but during wet years, the water can overtop Coolidge Dam.