State route No. 22.
RCW 47.17.090
in effectA state highway to be known as state route number 22 is established as follows: Beginning at a junction with state route number 82, thence southerly to a junction of state route number 97 in the vicinity of Toppenish; also From a junction with state route number 97 at Toppenish, thence southeasterly by way of Mabton to a junction with state route number 82 at Prosser.
A state highway to be known as state route number 22 is established as follows:
Beginning at a junction with state route number 82, thence southerly to a junction of state route number 97 in the vicinity of Toppenish; also
From a junction with state route number 97 at Toppenish, thence southeasterly by way of Mabton to a junction with state route number 82 at Prosser.
Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=47.17&full=trueFetched: 6/29/2026