And use a pole or stick to make sure that the ground is still there while walking through a flooded area, even where the water is not flowing. More people drown in their cars than anywhere else. Don't drive around road barriers. They are there for a reason. The road or bridge may be washed out.
Electrical current can travel through water.
Report downed power lines to your utility company or local emergency manager. Don't use appliances or motors that have gotten wet until they have been taken apart, cleaned, and dried. Small wild animals that have been flooded out of their homes may seek shelter in yours. Use a pole or stick to poke and turn items over and scare away small creatures. After a flood, the ground and floors are covered with debris, including broken bottles and nails.