Flanked by employees of the U.S. Army Corps of Engineers South Pacific Division and Sacramento District, project geologist James Martin, third from left, explains construction progress on the emergency spillway in Lake Isabella, California, to South Pacific Division Commander Col. Toni Gant, November 30, 2021. The emergency spillway is part of the Isabella Dam Safety Modification Project, which is administered by the Sacramento District and scheduled for completion in 2022. Modifications include a 16-foot raise to both the main and auxiliary dams, reinforcement of the auxiliary dam, and construction of a new emergency spillway and labyrinth weir.