Every public swimming pool, including swimming pool structure, appurtenances, operation, source of water supply, amount and quality of water recirculated and in the pool, method of water purification, lifesaving apparatus, measures to insure safety of bathers, and measures to insure personal cleanliness of bathers shall be such that the public swimming pool is at all times sanitary, healthful and safe.
Ca. Health and Saf. Code § 116043