1.   An hour later, the flood waters began to subside.

2.   Flood waters are still rising in parts of Missouri.

3.   Helicopters continued to search for others who had climbed trees to escape from the flood waters.

4.   The flood waters are slowly retreating.

5.   The houses were half-submerged by the flood water.

6.   The villagers were powerless against the rising flood water.

7.   There was no knowing when the flood waters might recede with so much rain in the forecast.

8.   The flood waters finally began to recede in November.

9.   The flood waters have receded since then, but residents are still bailing out.