Welcome to the Department of Energy's RQ•Calculator. The DOE Office of Pollution Prevention and Resource Conservation (EH-43) developed this calculator to assist you in evaluating your release by clicking on the Evaluate a Release button. If you want to know the RQ value for a particular substance, then click on the Look Up an RQ button. We also have information on who to contact, guidance materials, and PDF files of the federal regulations. Please see our disclaimer before using the results in making reporting decisions.
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