Total U.S. coal production for the week ended March 16 declined 17.0% year over year to 12.4 million tons from 14.9 million tons, according to data from the U.S. Energy Information Administration.
For the 52 weeks ended March 16, production was 742.6 million tons, a year-over-year decrease of 2.6%, while year-to-date coal output declined 5.9% year over year to 147.0 million tons.
The western region's coal production for the week reached 6.7 million tons, a 19.2% decrease from the prior year's 8.3 million tons. Data for the western region covers Powder River Basin mines.
Coal production from Appalachian mines totaled 3.5 million tons, down 12.5% from the year-ago week's 4.0 million tons.
The interior region's production contracted 16.7% to 2.3 million tons, compared to 2.7 million tons a year ago. Interior region data covers mines in the Illinois Basin.
The EIA's production data is derived from rail carload estimates.