PHTA, the Pool and Hot Tub Alliance, founded in 1956, is a nonprofit organization with over 4,000 members that develops and publishes standards for the pool, spa, and hot tub industries. Headquartered in Alexandria, United States, PHTA standards have been incorporated into laws in 47 states within the United States. In addition to developing PHTA standards, PHTA is heavily involved in public service announcements and other methods of educating the public about pool safety. Standards from PHTA are available both individually, directly through the ANSI webstore, and as part of a Standards Subscription. If you or your organization are interested in easy, managed, online access to standards that can be shared, a Standards Subscription may be what you need - please contact us at: [email protected] or 1-212-642-4980 or Request Proposal Price.
Below are PHTA's best-selling standards. To find additional standards, please use the search bar above.
Includes Addenda A. This standard applies to permanently installed residential inground swimming pools intended for non commercial use as a swimming pool by not more than three owner families and their guests and exceeding 24 inches (61 cm) in water depth.
This standard covers public swimming pools to be used for swimming, bathing, competitive activities, or recreational activities and operated by an owner, lessee, operator, licensee, or concessionaire, regardless of whether a fee is charged for use.
This standard is intended to cover permanently installed residential spas and swim spas and not public spas, swim spas or factory built residential portable spas, swim spas that are used for bathing and are operated by an owner. In this type of spa the heater and water circulating equipment are not an integral part of the product. The spa is intended as a permanent fixture, and is not intended to be moved.
Public swimming pools and spas. This standard covers public swimming pools and spas to be used for bathing and operated by an owner, licensee, or concessionaire, regardless of whether a fee is charged for use. Public swimming pools covered by this standard. Public swimming pools covered by this standard include all the classes in section 2 below. Pools designed for interaction with marine life have special requirements and are not covered by this standard. Variation in methods. This standard provides specifications for water quality parameters, but does not specify the technologies needed to achieve these values.
This standard provides recommended minimum guidelines for the design, equipment operation, and installation of waterparks. Pools covered by this standard are designed for free-form aquatic play and recreation and differ from those addressed in ANSI/NSPI-1: Standard for Public Swimming Pools. Pools covered by this standard include pools: wave action pools; activity pools; catch pools; leisure rivers; vortex pools; interactive play attractions - water treatment and filtration only.