Hazardous Materials Specialist salary at San Mateo County

The average hazardous materials specialist salary at San Mateo County was $162,882 , which is 4 percent lower than the average salary for this job in California, but 1 percent higher than the national average for this job . Hazardous Materials Specialist salaries at San Mateo County typically range from $136,655 to $214,263 (25th to 75th percentile). The highest reported hazardous materials specialist salary was $251,135. There are 25 employees at San Mateo County with the job title hazardous materials specialist.