- (a) The maximum water depth of a spa shall be 4 feet measured from the water line.
- (b) The maximum depth of any seat or bench in a spa shall be 2 feet measured from the water line.
- (c) The floor slope of a spa shall not exceed one foot in 12 feet.
- (d) Spas shall be provided with suitable handholds around their perimeter in areas where water depths exceed 3 feet 6 inches.
Source. (See Revision Note #1 at chapter heading for Env-Wq 1100) #8468, eff 11-1-05; ss by #10577, eff 5-1-14 (See Revision Note #2 at chapter heading for Env-Wq 1100); ss by #13198, eff 5-1-21 (see Revision Note #3 at chapter heading for Env-Wq 1100) (formerly Env-Wq 1107.01)