AQ Index for Mason County, Washington

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Air Quality Index for Mason County, Washington

The area with the highest AQ Index (as of 16:00 PST) in is in the Shelton area. Particle Pollution (PM2.5) is measuring at 17 (Good). This means air quality is satisfactory, and air pollution poses little or no risk.

Over the next few days, the highest primary air pollutant will be Particle Pollution (PM2.5) in the Shelton area. It is forecasted to be 28 (Good), meaning air quality is satisfactory, and air pollution poses little or no risk.

Below is a clickable map of Mason County, Washington. The markers on the map identify large, populated cities. If you hover over a marker, it will display the city name and the current AQ index. The color of the city markers also references the current AQ risk level.

Range	0 - 50	51 - 100	101 - 150	151 - 200	201 - 300	301 - 500
Color
Category	Good	Moderate	Unhealthy for Sensitive Groups	Unhealthy	Very Unhealthy	Hazardous

AQ Index Forecast by City in Mason County

Below is a list of cities in Mason County where we track and forecast the AQ index. Click on a city name to get the current AQ index as well as any available forcasts.

Shelton	Belfair	Allyn	Grapeview	Skokomish
Union	Hoodsport