Remaining coal reserves totaling 1,929 million tons have been appraised in the Pittsburgh (No. 8) coal bed in Belmont County, Ohio. Of these, 508 million tons are classified as measured and 1,421 million tons are classified as indicated. All the coal has less than 1,000 feet of overburden, and most of it is of high volatile A bituminous rank.
This estimate is based on field work by the United States Geological Survey, supplemented by data from the fries of the Ohio Geological Survey and from mine and drill-hole records provided by mining companies.