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2016 SFM HSIS sites in
Multnomah and Washington Counties

This map is of notable Multnomah and Washington County State Fire Marshal Hazardous Substance Inventory System sites to assist investigating potential polluters.

These sites handle some amount of specific, reported hazardous substances that potentially affect air and water quality.

How to use this map.

For now please refer to the following datasets to view which chemicals are stored on site. We are working to embed the data into the map.

Raw State Fire Marshal HSIS facility data in Excel xlsx format and PDF

Donations to Portland Clean Air support our public record analysis and publication as well as direct mass outreach efforts.

2011 EPA NEI data for
Multnomah and Washington Counties

The EPA published in 2011 the latest version of the National Emissions Inventory. You can read about the emitters for Multnomah and Washington Counties in Excel xlsx format and PDF

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