Impounded waters which are inhabited by fish may not be drawn down except with the written approval of the Fish and Boat Commission under 30 Pa.C.S. § 3506 (relating to drawing off or interference with dams or devices).
25 Pa. Code § 105.122
The provisions of this §105.122 amended under section 5 of the Dam Safety and Encroachments Act (32 P. S. § 693.5).
This section cited in 25 Pa. Code § 105.131 (relating to operation and monitoring plans); and 25 Pa. Code § 105.136 (relating to unsafe dams).