The water source for this reservoir is irrigation return flows and natural runoff from a 4,000-square mile drainage supplemented as needed by water supplied from the Main Canal system fed directly to the reservoir through canal wasteways.
(The water source for this reservoir; is; irrigation return flows and natural runoff from a 4,000-square mile drainage) Context(The water source for this reservoir is,List([0, 38))):(irrigation return; flows; ) (the Main Canal system; fed directly; to the reservoir) (a 4,000-square mile drainage; supplemented; ) (water; supplied; from the Main Canal system)
The water source for this reservoir is,List([0, 38))
The water source for this reservoir irrigation return the Main Canal system a 4,000-square mile drainage water
is flows fed directly supplemented supplied
irrigation return flows and natural runoff from a 4,000-square mile drainage
to the reservoir
from the Main Canal system