Tragedy in Tank Cave: Experienced Diver Drowns in South Australian Sinkhole
Experienced diver drowns in South Australia's Tank Cave

A 50-year-old man has tragically died while diving in the renowned Tank Cave sinkhole near Mount Gambier in South Australia. The incident occurred on Saturday afternoon, casting a shadow over the region's close-knit cave diving community.

Details of the Fatal Dive

Emergency services were called to the cave system, located on Naracoorte Road at Kongorong, just after 3:30 PM on Saturday, November 30. The diver, an experienced speleologist from Victoria, was part of a group exploring the extensive underwater passages. Despite the efforts of his dive companions and subsequent rescue teams, he was pronounced dead at the scene.

The Tank Cave system is known as one of the longest underwater caves in Australia, featuring more than 11 kilometres of mapped passages. It is a site that demands significant technical skill and preparation from those who enter its submerged tunnels.

Community and Emergency Response

The response involved multiple agencies, including South Australia Police, the Country Fire Service (CFS), and SA Ambulance. The remote location and challenging underwater environment complicated recovery efforts. A report is now being prepared for the State Coroner, who will investigate the exact circumstances leading to the diver's death.

The diving community, both locally and nationally, has been deeply affected by the loss. The victim was described as a highly experienced and competent cave diver, which makes the incident particularly shocking for his peers. Such tragedies underscore the inherent risks of cave diving, even for the most qualified individuals.

A Sobering Reminder of Underwater Risks

This fatal accident serves as a sombre reminder of the dangers present in technical diving environments. Tank Cave, while a fascinating site for skilled speleologists, presents unique hazards including silty conditions, tight restrictions, and complex navigation.

Authorities have not released the name of the diver pending formal identification and notification of next of kin. The investigation will likely focus on equipment checks, dive planning, and the specific conditions within the cave at the time of the incident.

The last fatal diving incident in the Mount Gambier cave systems occurred in 2021, highlighting the persistent risks associated with exploring these underwater labyrinths. Safety protocols and the importance of never diving beyond one's training are being heavily emphasised in the wake of this latest tragedy.