Hazardous Materials Specialist salary at San Mateo County

The average hazardous materials specialist salary at San Mateo County was $178,342 , which is 8 percent higher than the average salary for this job in California, and 268 percent higher than the national average for this job . Hazardous Materials Specialist salaries at San Mateo County typically range from $152,168 to $198,584 (25th to 75th percentile). The highest reported hazardous materials specialist salary was $232,862. There are 24 employees at San Mateo County with the job title hazardous materials specialist.