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Accuracy and Reliability of Department of the Interior's Coal Reserve Data

EMD-78-23 Published: Jan 11, 1978. Publicly Released: Jan 11, 1978.
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Highlights

The Department of the Interior's system of measuring and estimating coal deposits includes two commonly used categories -- resources and reserves. Resources include all known coal, plus coal deposits not yet discovered but believed to exist; reserves are portions of identified coal resources that can be extracted under current economic, technological, and legal conditions.

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Coal leasesCoal miningCoal resourcesDatabasesData integrityInteragency relationsLeasing policiesCoalMiningCoal reserves