For more help with this issue, see is your pool leaking or just evaporating, spa leak emergencies, our emergency leak detection overview, and how pool leak detection works step by step.
Structural Crack Leaking Fast
Shell cracks — in plaster, at the tile line, or through the bond beam — can open suddenly from ground movement or age, draining inches overnight. We isolate shell from plumbing with level testing, then pinpoint the crack's exact location for a targeted repair.