61:08:09:26Hydrostatic test -- Required water temperature.
Section · Administrative Rules of South Dakota · View on sdlegislature.gov ↗
The temperature of the water used during the hydrostatic test may not be less than 70 degrees F (16 degrees C), and the maximum temperature during inspection may not exceed 120 degrees F (49 degrees C).
Source: 23 SDR 139, effective March 5, 1997.