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Most King County offices will be closed on Monday, February 19, for President's Day.  
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Healthy fishing in King County

Angling for health

Hook, line, sinker...and healthy dinner! Or is it? Who you are, where you fish, and the type of fish you catch can be the difference between a heart-healthy meal stocked with brain-boosting omega-3s and harmful contamination. During trout fishing season in Washington, we want you to know how to navigate the murky waters of fresh fish consumption.

Image of the I-520 bridge from Seattle to the Eastside featuring a Health Impact Assessment study

Health Impact Assessment

A Health Impact Assessment (HIA) involves a combination of procedures, methods and tools used to evaluate a policy, program or project as to its potential effects on the health of a population, and how these effects will affect different members of a population. Download an HIA report on the SR 520 Bridge Replacement and HOV Project.

Noise guidelines for unincorporated King County

Noise guidelines for unincorporated King County

On July 2, 2015, new, improved noise guidelines for residents living in the unincorporated communities of King County went into effect. Read the full language of the King County Ordinance, Title 12 Public Peace Safety and Morals and find out who to contact for specific types of noises.

New and remodel school plan review

School plan review

Public Health - Seattle & King County's school program reviews and approves new school sites and plans for public and private schools kindergarten through high school grade 12. Pre-opening inspections are completed to assure the school is built to the minimum standards required by Washington Administrative Code 246-366.

Swimming pool and spa permits, guidelines and resources

Swimming pool and spa regulations and permits

Public Health performs two inspections annually of all public and semi-public pools and spas in King County. Tests of pool water for free chlorine residual, pH, alkalinity and when necessary cyanuric acid are done at each inspection. A safety evaluation is performed on walking surfaces, access doors and fences, recirculation equipment, safety and emergency equipment.