Washington's air quality monitoring network, including air monitoring stations.
Recent and planned changes to the network.
How Ecology will operate its air monitoring stations in the next year.
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Ecology reviews its air quality monitoring network every year to make sure that it collects adequate, representative, and useful air quality data. We use this data to make science-based policy decisions.
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Send us comments
Comment on the 2026 Air Quality Monitoring Network Plan.
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Next steps
After the comment period ends, we will:
Review and respond to comments.
Finalize the plan and submit it to EPA.
Update those who provide contact information.
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Contact information is necessary if you want to receive future notices or responses related to this topic.
Contact Information
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Thank you for subscribing to the 2026 Ambient Air Monitoring Network Plan mailing list.
2026 plan available
Ecology's draft annual air quality monitoring network plan is available for review.
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The plan describes:
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Ecology reviews its air quality monitoring network every year to make sure that it collects adequate, representative, and useful air quality data. We use this data to make science-based policy decisions.
.
Send us comments
Comment on the 2026 Air Quality Monitoring Network Plan.
.
Next steps
After the comment period ends, we will:
.
Contact information is necessary if you want to receive future notices or responses related to this topic.
Contact Information
*Indicates Required Fields