Md. Code Regs. 26.21.02.02

Current through Register Vol. 51, No. 22, November 1, 2024

Section 26.21.02.02 - Definitions

A. In this chapter, the following terms have the meanings indicated.

B. Terms Defined.

(1) "Carbonate rock" means a rock primarily composed of calcium carbonate or magnesium carbonate.

(2) "Dewatering effects" means the lowering of ground water levels as a result of pumping ground water out of a surface mine.

(3) "Sinkhole" means a sudden subsidence or collapse of the land surface in an area where the bedrock is comprised of carbonate rock.

(4) "Zone of dewatering influence" means an area:

(a) Approved by the Department, based on Environment Article, § 15-813, Annotated Code of Maryland, around a surface mine in karst terrane;

(b) In which dewatering of the surface mine may significantly interfere with water supply wells and may cause sudden subsidence of land; and

(c) In which the Department may require the permittee to:

(i) Replace water supplies that fail as a result of declining ground water levels,

(ii) Repair property damage caused as a result of the sudden subsidence of the surface of the land, or

(iii) Pay monetary compensation to the affected property owner if the subsidence cannot be repaired.

Md. Code Regs. 26.21.02.02