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Virginia Administrative Code
Title 4. Conservation And Natural Resources
Agency 25. Department of Energy
Chapter 130. Coal Surface Mining Reclamation Regulations
11/5/2024

4VAC25-130-817.47. Hydrologic balance; discharge structures.

Discharge from sedimentation ponds, permanent and temporary impoundments, coal processing waste dams and embankments, and diversions shall be controlled, by energy dissipators, riprap channels, and other devices, where necessary, to reduce erosion, to prevent deepening or enlargement of stream channels, and to minimize disturbance of the hydrologic balance. Discharge structures shall be designed according to standard engineering design procedures.

Statutory Authority

§§ 45.1-161.3 and 45.1-230 of the Code of Virginia.

Historical Notes

Derived from VR480-03-19 § 817.47, eff. December 15, 1981; amended, eff. June 28, 1982; October 28, 1982; December 14, 1982; October 11, 1983; December 27, 1983; May 8, 1984; June 22, 1984; August 2, 1984; October 16, 1985; January 7, 1987; July 22, 1987; November 25, 1987; October 12, 1988; December 26, 1990; July 1, 1991; July 17, 1991; November 20, 1991; July 7, 1992; May 5, 1993; October 19, 1994.

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