Flood waters tend to accumulate in the Delta and flow away slowly for a long period of time.
(Flood waters; tend; to accumulate in the Delta and flow away slowly for a long period of time) (Flood waters; to accumulate; L:in the Delta) (Flood waters; to flow slowly; for a long period of time)
Flood waters Flood waters Flood waters
tend to accumulate to flow slowly
to accumulate in the Delta and flow away slowly for a long period of time
L:in the Delta
for a long period of time