US lawWashingtonRegulationsTitle 16 — AGRICULTURE, DEPARTMENT OFChapter 16-231 — USE RESTRICTED HERBICIDES16-231-520WAC 16-231-520WAC 16-231-520. Boundaries for Whitman County Area 4Last amended: 2019Year: 2026Length: 19 wordsOfficial source Area 4 description. (Outlying area west of Area 3.) All remaining lands in Whitman County west of Area 3.PreviousWAC 16-231-515NextWAC 16-231-530