What are those pumps called the take water out from a flooded area?

The pumps used to remove water from flooded areas are typically called "submersible pumps" or "drainage pumps." These pumps are designed to operate underwater and can effectively remove large volumes of water from basements, construction sites, or other flooded locations. Depending on the specific application, they may also be referred to as "sump pumps" or "trash pumps" if they can handle debris-laden water.