Wash. Const. art. IV, § 14
Each of the judges of the supreme court shall receive an annual salary of four thousand dollars ($4,000); each of the superior court judges shall receive an annual salary of three thousand dollars ($3,000), which said salaries shall be payable quarterly. The legislature may increase the salaries of judges herein provided.
Compensation of legislators, elected state officials, and judges: Art. 28 Section 1.