{"data":{"id":"us-va/4vac25-130-816.47","jurisdiction":"us-va","citation":"4VAC25-130-816.47","heading":"Hydrologic balance; discharge structures","body":"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.","path":["Title 4. Conservation And Natural Resources","Agency 25. Department of Energy","Chapter 130. Coal Surface Mining Reclamation Regulations","Part 816. Permanent Program Performance Standards—Surface Mining Activities"],"source_url":"https://law.lis.virginia.gov/admincode/title4/agency25/chapter130/section816.47/","current_through":"2026 Regular Session (effective July 1, 2026)","vintage":"","retrieved_at":"2026-09-14T04:46:17Z","sha256":"ea306acb34cb2d5fbb9e6e0dd61913947365fbe4835820272bfec7a948509ca5","source_id":"us-va-vac","stale":false,"prev":"us-va/4vac25-130-816.46","next":"us-va/4vac25-130-816.49"},"notice":"GroundRules: Original legal text. Not legal advice."}