Wastewater Collection Worker salary at San Mateo County

The average wastewater collection worker salary at San Mateo County was $154,857 , which is 21 percent higher than the average salary for this job in California, and 23 percent higher than the national average for this job . Wastewater Collection Worker salaries at San Mateo County typically range from $139,097 to $172,206 (25th to 75th percentile). The highest reported wastewater collection worker salary was $181,474. There are 7 employees at San Mateo County with the job title wastewater collection worker.