Terms Used In Virginia Code 45.2-617

• Coal refuse: means waste material resulting from the mining and screening or processing of coal. See Virginia Code 45.2-617
• Coal slurry: means waste water and impurities produced as the result of coal washing and preparation of coal for market, containing a combination of coal, shale, claystone, siltstone, sandstone, limestone, or related materials that are excavated, moved, and disposed of from underground workings. See Virginia Code 45.2-617
• Mine refuse impoundment: means a mine refuse pile that retains water that has been used in carrying out any part of the process necessary in the production or preparation of coal. See Virginia Code 45.2-617
• Mine refuse pile: means a pile of coarse or fine coal refuse that is a result of the mining or screening process that may be stacked, spread, or graded and covers 20 acre-feet or more. See Virginia Code 45.2-617
• Person: includes any individual, corporation, partnership, association, cooperative, limited liability company, trust, joint venture, government, political subdivision, or any other legal or commercial entity and any successor, representative, agent, agency, or instrumentality thereof. See Virginia Code 1-230
• Process: includes subpoenas, the summons and complaint in a civil action, and process in statutory actions. See Virginia Code 1-237
• Retaining dam: means an artificial barrier or obstruction that is designed to impound water, coal slurry, or silt (i) to an elevation of five feet or more above the upstream toe of the structure and has a storage volume of 20 acre-feet or more or (ii) to an elevation of 20 feet or more measured at the open channel spillway or from the crest of the dam in a closed system, regardless of storage volume. See Virginia Code 45.2-617
• Silt: means fine particles resulting from a mining operation, suspended in or deposited by water. See Virginia Code 45.2-617
• Water: means liquid or slurry resulting from the processing of coal in mining operations. See Virginia Code 45.2-617