RCW 70.90.230: Insurance required.

(1) A recreational water contact facility shall not be operated within the state unless the owner or operator has purchased insurance in an amount not less than one hundred thousand dollars against liability for bodily injury to or death of one or more persons in any one accident arising out of the use of the recreational water contact facility.

(2) The board may require a recreational water contact facility to purchase insurance in addition to the amount required in subsection (1) of this section.