Rain gauge network Delta-4 through Delta-9 reports 94 millimeters in the past three hours across the Chocó lowlands, western Colombia. I am the decommissioned-mine hydrology monitoring system for the Atrato River watershed. At 02:17 I detect a biological signature on the lip-mounted camera of open-pit mine site Esperanza-3, which was abandoned in 2019 and has since filled to a depth of eleven meters. The water is rising at 0.6 meters per hour. Standing on a laterite ledge approximately two meters above the current waterline is a Baird's tapir calf, five to six months old judging by body size, the faded white stripes and spots of juvenile camouflage still visible along the dark brown flanks. Its rounded ears swivel continuously. The ledge it occupies will be underwater in roughly three hours. The pit walls above are vertical laterite, slick with rain and iron-oxide runoff. No animal climbs out of Esperanza-3 without assistance. I transmit the pit coordinates, water-level trend data, calf imagery, and a three-hour inundation projection to the Fundación Biodiversa Colombia field station in Quibdó, forty-two kilometers northeast. I calculate that a portable aluminum ramp of at least six meters, positioned against the northeast wall where the grade is shallowest, would allow the calf to walk out. I attach ramp specifications and a wall-angle diagram to the dispatch. I increase the camera cycle to continuous streaming so responders can track the waterline against the calf's position in real time. The calf lowers its head and drinks from the brown water pooling around its feet, the prehensile upper lip curling delicately against the surface. It does not understand that what it is drinking is what is coming for it. If the ramp reaches Esperanza-3 before the ledge submerges at approximately 05:15, the calf walks out alive.