About Us

King County Environmental Laboratory

Our field and laboratory scientists collect and analyze samples from many sources including:

• Marine and freshwater bodies
• Industrial operations
• Wastewater treatment plants
• Groundwater
• Forests
• Plant and fish tissues

At the lab, our scientists test these samples to measure and record possible pollutants and other harmful compounds. These can affect the environment and public health.

Our laboratory units

Our laboratory units include:

• Trace Metals
• Trace Organics
• Microbiology
• Conventionals
• Field Science
• Aquatic Toxicology

These units are supported by Client Services Units which include:

• Laboratory Project Managers
• Information Systems and Data Analysis staff
• A Quality Assurance Officer
• A Building Operating Engineer
• Administration staff

Our lab is accredited by the Washington State Department of Ecology (WDOE) and is dedicated to producing high quality data in support of essential environmental quality and public health programs in our region.