Sentences with phrase «ranked subbituminous»

Not exact matches

The four ranks used in most coal statistics are, in decreasing order of heating value: anthracite, bituminous, subbituminous and lignite.

EIA's first reported emission factors by coal rank, published in Electric Power Annual 1990, DOE / EIA -0348 (90)(Washington, DC, January 1992), p. 124, were as follows: anthracite, 209; bituminous coal, 209; subbituminous coal, 219; and lignite, 213.

Therefore, based on available EIA data, the following coal ranks were assigned to distributions of nonutility coal from the following coal - producing States: Arkansas, bituminous; Colorado, Montana, Washington, and Wyoming, subbituminous; Texas, lignite.

The mix of rank and origin of coal consumed in the United States has changed substantially in the past two decades, reflecting shifts to Western low - sulfur subbituminous coal and lignite, predominantly for electricity generation.