§ 91.72 RECIRCULATION.
   (A)   The recirculation system shall be maintained in accordance with the following:
      (1)   The turnover rate for spas shall be once every half-hour.
      (2)   For pools, except spas, built before September 13, 1989, the turnover rate shall be the lesser of the following times:
         (a)   Eight hours.
         (b)   The maximum pool capacity in gallons, divided by the maximum bather load, divided again by 108 gallons per hour per bather.
   (B)   In all other pools built on or after September 13, 1989, the turnover rate shall be as follows:
POOL TYPE
TURNOVER RATE
POOL TYPE
TURNOVER RATE
Wading pools
1 hour
Wave pools
2 hours
Zero depth pools
2 hours
Pools with wading areas
2 hours
Competition pool
6 hours
Diving pools
12 hours
All other pools
6 hours
 
   (C)   A suitable means shall be provided to measure the flow of water through the pool water recirculation system.
   (D)   Footbaths are prohibited.
   (E)   All public and semi-public pools and spas must comply with the Virginia Graeme Baker Pool and Spa Safety Act, 15 U.S.C. 8001-8008.
(Ord. 2018-12B, passed 12-18-18)