Michigan Air Toxics System
Initial Threshold Screening Level/Initial Risk Screening Level (ITSL/IRSL)
Toxics Screening Level Query
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Use the following search fields to locate information on screening levels for specific chemicals. To learn more about the Michigan Air Toxics Program, visit the Michigan Air Toxics Program Web page in the Michigan.gov Web portal. Data is updated on a weekly basis.
You may also download the entire ITSL/IRSL table here:
Microsoft Access format - itslirsl.zip
Microsoft Excel format - xcelirsl.zip |
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| For issues related to ITSL/IRSL database content, contact Doreen Lehner at [email protected] or (517) 582-3779. |
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