Definition. A private or residential swimming pool is an outdoor structure containing a body of water in a receptacle or other container having a depth for water at any point greater than two feet, located above or below the surface of ground elevation, having an area greater than 150 square feet, used or intended to be used solely by the owner, operator or lessee thereof and his/her family, and by friends invited to use it, and includes all structural facilities, appliances and appurtenances, equipment and other items used and intended to be used for the operation and maintenance of a private or residential swimming pool.