The average operator salary at Onalaska was $23,590 , which is 44 percent lower than the average salary for this job in Washington, and 52 percent lower than the national average for this job . Operator salaries at Onalaska typically range from $19,620 to $23,391 (25th to 75th percentile). The highest reported operator salary was $44,706. There are 9 employees at Onalaska with the job title operator.