Senior Plant Operator salary at Central Contra Costa Sanitary District (Contra Costa)

The average senior plant operator salary at Central Contra Costa Sanitary District (Contra Costa) was $251,728 , which is 67 percent higher than the average salary for this job in California, and 223 percent higher than the national average for this job . Senior Plant Operator salaries at Central Contra Costa Sanitary District (Contra Costa) typically range from $229,154 to $278,906 (25th to 75th percentile). The highest reported senior plant operator salary was $286,861. There are 11 employees at Central Contra Costa Sanitary District (Contra Costa) with the job title senior plant operator.