San Mateo County
Hazardous Materials Specialist
Wesley B Won , working as Hazardous Materials Specialist, was employed by San Mateo County in 2025, and received regular pay of $146,265, overtime pay of $648, total pay of $146,912, benefits worth $63,003, total compensation of $209,916 including pay and benefits. This compensation was 37 percent higher than the average and 46 percent higher than the median in San Mateo County.
San Mateo County records show Wesley Won B held job of Hazardous Materials Specialist from 2011 to 2025.
In year 2025 Wesley Won's total compensation was 25 percent higher than average Hazardous Materials Specialist total compensation in the state of California.
According to the public records employee's total compensation increased by $1,053 from 2024 to 2025, which is a 0.5 percent rise. Since 2012, the total compensation has increased by $83,036, a total rise of 65.5 percent.
| Year | 2025 |
| Full Name | Wesley Won B |
| Original Job Title | Hazardous Materials Specialist Iii |
| Job Title | Hazardous Materials Specialist |
| Get Hazardous Materials Specialist Salary Statistics | |
| State | California |
| Employer | San Mateo County |
| Total Compensation | $209,916 |
| Pay Plan |
*Information may include where available: salary, bonuses, benefits, retirement contributions, pensions, and other financial data.
| Employer Name | San Mateo County |
| Year | 2025 |
| Number of Employees | 7,625 |
| Average Annual Wage | $153,638 |
| Median Annual Wage | $144,109 |
Wesley Won B (2024)Hazardous Materials Specialist | View Person Details |
Wesley Won B (2023)Hazardous Materials Specialist | View Person Details |
Wesley Won B (2022)Hazardous Materials Specialist | View Person Details |
Wesley Won B (2021)Hazardous Materials Specialist | View Person Details |
Wesley Won B (2020)Hazardous Materials Specialist | View Person Details |
Wesley Won B (2019)Hazardous Materials Specialist | View Person Details |
Wesley Won B (2014)Hazardous Materials Specialist | View Person Details |
Wesley Won B (2013)Hazardous Materials Specialist | View Person Details |
Wesley Won B (2012)Hazardous Materials Specialist | View Person Details |
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