Mobile Version
Welcome to DOE's RQ•Calculator v.2.0 for both desktops and mobile devices. Enter the name of a hazardous substance or its Chemical Abstract Service (CAS) number in the field above to look up its Reportable Quantity (RQ) or to evaluate whether a release to the environment must be reported to the National Response Center. If you misspell the name of the substance, the RQ•Calculator will return a list of possible alternatives.
For more information on the regulations, who to contact, and how the RQ-Calculator works, click on one of the following:
Please see our disclaimer before using the results of the RQ•Calculator in making reporting decisions.
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