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Environmental Assessment

Reference Guide to Odor Thresholds for Hazardous Air Pollutants Listed in the Clean Air Act Amendments of 1990.

Report Information

In response to numerous requests for information related to odor thresholds, this document was prepared by the Air Risk Information Support Center in its role in providing technical assistance to State and Local government agencies on risk assessment of air pollutants. iscussion of basic concepts related to olfactory function and the measurement of odor thresholds is presented. etailed discussion of criteria which are used to evaluate the quality of published odor threshold values is provided. he use of odor threshold information in risk assessment is discussed. he results of a literature search and review of odor threshold information for the chemicals listed as hazardous air pollutants in the Clean Air Act Amendments of 1990 is presented. he published odor threshold values are critically evaluated based on the criteria discussed and the values of acceptable quality are used to determine a geometric mean or best estimate.

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Additional Information

Project Officer: an Guth

Citation

U.S. EPA. Reference Guide to Odor Thresholds for Hazardous Air Pollutants Listed in the Clean Air Act Amendments of 1990. U.S. Environmental Protection Agency, Washington, D.C., EPA/600/R-92/047.

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