Air Quality: a public health problem Pages

Estimated cadmium concentrations map screen cap

2016 Heavy Metals

Community members learned of dangerously high concentrations of cadmium, arsenic and other toxic heavy metals in some Portland neighborhoods

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Wood smoke, wildfires and stagnant air prompt wood burning restriction

Ozone Pollution

Ozone is one of the six common air pollutants regulated by the federal government. In Multnomah County, ozone can reach unhealthy levels on hot sunny days.

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hazy sky in Portland, Oregon

Smoke and Wildfire

Wildfire seasons in Oregon are becoming longer and more intense. This means more bad air days from wildfire smoke in Multnomah County.

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