Do Cruise Ship Pools Use Ocean Water?

Cruise ships typically use free-flowing seawater in their pools, which is filtered and treated with chemicals to ensure safety and cleanliness. Most cruise ship pools are filled with saltwater, which is chemically treated for sanitary reasons. However, not all cruise ships have indoor pools, but some do have covered or retractable roofs for use in cool or rainy weather.

Cruise ship pools are open to all passengers, regardless of age, except in adults-only areas. Children must be potty-trained to swim in the pools. Some ships also have covered pools or retractable roofs for use in cool or rainy weather. Shipboard potable water, such as drinking, bathing, and whirlpools, comes from shoreside water treatment plants or is generated on board from seawater via Reverse Osmosis systems or Evaporators.

Swimming pool water is typically seawater, and some ships use fresh water, while others use saltwater. Most cruise ships pump in sea water and chlorinate it for sanitary reasons. Salt water pools are preferred by cruise ships due to its free nature.

All of the pools and water areas on Disney ships are chlorine (fresh water) treated, ensuring that the pools stay open. However, most cruise ships still use free-flowing seawater in their pools, which is passed through a sand filter before reaching the pool. The water is constantly sanitized and filtered to maintain the cleanliness and safety of the swimming pools.