Discharges from dams, ponds, embankments, impoundments and diversions shall be controlled by energy dissipaters, riprap channels or other devices when necessary to reduce erosion, to prevent deepening or enlargement of stream channels and to minimize disturbance to surface and groundwater. Discharge structures shall be designed and maintained according to standard engineering design procedures, and shall meet the requirements of Chapter 105 (relating to dam safety and waterway management).
25 Pa. Code § 289.254
This section cited in 25 Pa. Code § 289.151 (relating to soil erosion and sedimentation control plan).