New Mexico Administrative Code
Title 19 - NATURAL RESOURCES AND WILDLIFE
Chapter 8 - COAL MINING
Part 20 - PERFORMANCE STANDARDS - SURFACE COAL MINING OPERATIONS
Section 19.8.20.2026 - HYDROLOGIC BALANCE: UNDERGROUND MINE ENTRY AND ACCESS DISCHARGES
Current through Register Vol. 35, No. 6, March 26, 2024
A. Surface entries and accesses to underground workings, including adits and slopes, shall be located, designed, constructed, and utilized to prevent or control gravity discharge of water from the mine.
B. Gravity discharge of water from an underground mine, other than a drift mine subject to Subsection C of 19.8.20.2026 NMAC, may be allowed by the director, if it is demonstrated that:
C. Notwithstanding anything to the contrary in Subsections A and B of 19.8.20.2026 NMAC, for a drift mine first used after the implementation of the permanent state program and located in acid-producing or iron-producing coal seams, surface entries and accesses shall be located in such a manner as to prevent any gravity discharge from the mine.