How much does an Environmental Monitoring Technician make in San Marcos, CA? (2025)
As of August 01, 2025, Environmental Monitoring Technicians in San Marcos, CA earn an average annual salary of $63,261 with an hourly rate of $30. Salary ranges from $51,481 (10th percentile) to $81,016 (90th percentile), with the majority earning between $57,095 (25th percentile) and $72,555 (75th percentile). Compensation varies based on experience, skills, company size, and local market factors - all explored below.