What is the salary range of a Chemical Plant Operator II?
As of August 01, 2025, the average annual salary for a Chemical Plant Operator II in Ellensburg, WA ranges from $49,497 (25th percentile) to $61,117 (75th percentile), with a median annual salary of $53,570 and an hourly rate of $26. A Chemical Plant Operator II's salary is shaped by several key factors, including experience level, specific skills, industry differences, company size, and more. Below, we'll explore how each of these influences compensation.