BLS metro-level wage data places Environmental Science and Protection Technicians, Including Health pay in Seattle-Tacoma-Bellevue, WA at a median of $60,260 per year ($28.97/hr/hour), drawn from the OEWS May 2025 release for this Metropolitan Statistical Area. Compared to the national median of $55,090, Seattle-Tacoma-Bellevue pays +9% above, signaling either concentrated employer demand, a cost-of-living premium, or both. Approximately 270 environmental science and protection technicians, including healths are employed across the Seattle-Tacoma-Bellevue MSA in SOC 19-4042.

The Seattle-Tacoma-Bellevue pay distribution spans from $47,180 at the 10th percentile to $88,530 at the 90th — a 1.9× spread that reflects experience tenure, specialization, employer size, and the difference between public-sector, nonprofit, and private-sector compensation inside the metro. The 25th percentile sits at $54,610 and the 75th at $74,780, so half of Seattle-Tacoma-Bellevue-based environmental science and protection technicians, including healths earn within that middle band.

Metro figures capture where you actually work, not just where you live — which matters for commuters. BLS draws metro boundaries from the OMB MSA definitions, so Seattle-Tacoma-Bellevue, WA covers the central city plus outlying counties tied to the metro economically. Remember that OEWS wages reflect base pay only: employer-provided health insurance, retirement matches, stock options, signing bonuses, overtime, and tips are excluded and can add 20-40% to real total compensation. Before using this metro median as a negotiation anchor, triangulate against the same occupation's national profile (linked below), its state-wide WA data, and peer-metro comparisons — a median is a starting point, not a ceiling.