WAC 388-97-3320
WAC 388-97-3320. Hot water
The nursing home must ensure:
(1) The hot water system maintains water temperatures at one hundred ten degrees Fahrenheit, plus or minus ten degrees Fahrenheit, at fixtures used by residents and staff.
(2) For laundry temperatures, refer to WAC 388-97-2780 .
(3) For dishwashing temperatures, refer to chapter 246-215 WAC.