Disinfection.
Seattle Mun. Code § 10.56.060
in effect10.56.060 - Disinfection.
A disinfecting process or procedure shall be used to maintain in all public or semipublic swimming, and wading pools, and spray pools using recirculated water, a minimum free-chlorine residual of 1.0 ppm and in spa pools, a minimum free-chlorine residual of 2.0 ppm; provided, that upon written application, the Director may approve the use of other processes or procedures found to ensure adequate and continuous disinfection of water throughout such pools during the period such pools are in use.
(Ord. 110180, § 1, 1981.)
Source: City of Seattle, Seattle Municipal Code and City Charter (Municode Library, library.municode.com)URL: https://library.municode.com/wa/seattle/codes/municipal_code?nodeId=TIT10HESA_CH10.56SWSPPOCO_10.56.060DIFetched: 11/1/2026
