California Health And Safety Code Section 116064
(a) As used in this section the following words have thefollowing meanings: (1) (A) Public wading pool means a pool that meets all of thefollowing criteria: (i) It has a maximum water depth not exceeding 18 inches. (ii) It is a pool other than a pool that is located on thepremises of a one-unit or two-unit residence, intended solely for theuse of the residents or guests. (B) Public wading pool includes, but is not limited to, a poolowned or operated by private persons or agencies, or by state orlocal governmental agencies. (C) Public wading pool includes, but is not limited to, a poollocated in an apartment house, hotel, or similar setting, that isintended for the use of residents or guests. (2) Alteration means any of the following: (A) To change, modify, or rearrange the structural parts or thedesign. (B) To enlarge. (C) To move the location of. (D) To install a new water circulation system. (E) To make any repairs costing fifty dollars ($50) or more to anexisting circulation system. (b) A public wading pool shall have at least two circulationdrains per pump that are hydraulically balanced and symmetricallyplumbed through one or more T fittings, and are separated by adistance of at least three feet in any dimension between the drains. (c) All public wading pool main drain suction outlets that areunder 12 inches across shall be covered with antivortex grates orsimilar protective devices. All main drain suction outlets shall becovered with grates or antivortex plates that cannot be removedexcept with the use of tools. Slots or openings in the grates orsimilar protective devices shall be of a shape, area, and arrangementthat would prevent physical entrapment and would not pose anysuction hazard to bathers. (d) (1) The State Department of Health Services may adoptregulations pursuant to this section. (2) The regulations may include, but not be limited to, standardspermitting the use of alternative devices or safeguards, orincorporating new technologies, that produce, at a minimum,equivalent protection against entrapment and suction hazard, wheneverthese devices, safeguards, or technologies become available to thepublic. (3) Regulations adopted pursuant to this section constitutebuilding standards and shall be forwarded pursuant to subdivision (e)of Section 11343 of the Government Code to the California BuildingStandards Commission for approval as set forth in Section 18907 ofthe Health and Safety Code. (e) The California Building Standards Commission shall approve thebuilding standards as set forth in this section and publish them inthe California Building Standards Code by November 1, 1999. Thecommission shall publish the text of this section in Title 24 of theCalifornia Code of Regulations, Part 2, Chapter 31B, requirements forpublic swimming pools, with the following note: NOTE: Thesebuilding standards are in statute but have not been adopted throughthe regulatory process. Enforcement of the standards set forth inthis section does not depend upon adoption of regulations, therefore,enforcement agencies shall enforce the standards pursuant to thetimeline set forth in this section prior to adoption of relatedregulations. (f) The maximum velocity in the pump suction hydraulic systemshall not exceed six feet per second when 100 percent of the pump'sflow comes from the main drain system and any main drain suctionfitting in the system is completely blocked. (g) On and after January 1, 1998, all newly constructed publicwading pools shall be constructed in compliance with this section. (h) Commencing January 1, 1998, whenever a construction permit isissued for alteration of an existing public wading pool, it shall beretrofitted so as to be in compliance with this section. (i) By January 1, 2000, every public wading pool, regardless ofthe date of original construction, shall be retrofitted to complywith this section.