Seven villagers in central Laos have been trapped inside a flooded cave since May 19, after going in to search for gold and being sealed in by flash floods triggered by heavy rain. The site is in Xaisomboun province, about 120 kilometers north of the Lao capital Vientiane, in the Long Cheng district. Reaching the cave’s entrance requires a steep four-kilometer hike on foot. The entrance itself is narrow enough that only one person at a time can climb through. The interior, on the available rescue accounts, contains sections of tunnel just 60 centimeters wide.

One member of the original group escaped before the exit was blocked and alerted authorities. The seven who remain inside have not been in contact with anyone since the flood. Rescuers believe they may be on an elevated ledge approximately 30 meters beyond the furthest point the rescue teams have so far been able to reach. Lao state media has reported, on the available information, that the ledge benefits from continuous airflow, which has been the basis for the cautious optimism the rescue teams have been expressing publicly. Whether the villagers are still alive is, as of the most recent reports, not known.

What the rescue is actually facing

The tunnel the rescuers are working their way through is 340 meters long. The CNN coverage of the operation documents the sections at 60 centimeters wide, where rescuers cannot walk and have to crawl. Divers have so far navigated approximately 100 meters into the flooded portions of the cave. The remaining 240 meters, including the narrowest sections, is what the operation is currently working to traverse.

The terrain above ground has been making the work considerably harder than the underground work alone would suggest. The mountainous region around the cave has been receiving heavy rain that has, on multiple occasions, forced divers to retreat. The Thai rescuer Chakkit Taengtan, in a video posted to his Facebook page, described the conditions directly: when the teams went down into the cave, the water level was rising, and they had to move out. The rain is what trapped the villagers. The rain is also what has been preventing the rescue from proceeding at the pace the situation warrants.

Approximately 100 people from Laos and Thailand are now at the site, working the cave directly, pumping water out of the flooded sections, and exploring possible air shafts above the cave system that might offer alternative access. The CBS News coverage notes that Bounkham Luanglath, president of the Lao volunteer organization Rescue Volunteer for People, has described the situation as a humanitarian emergency and called for further Thai assistance.

Why the Thai divers are there

The Thai divers now working the cave are not, on close examination, a random international contingent. The divers include members of the same teams that participated in the 2018 Tham Luang cave rescue in northern Thailand’s Chiang Rai province, when twelve members of a youth soccer team and their coach were trapped for eighteen days inside a flooded cave and successfully extracted in an operation that drew global attention. The Hook 31 foundation from Nakhon Ratchasima, which specializes in rescue diving and contributed to the 2018 effort, has been one of the Thai groups involved in the Laos operation.

The 2018 rescue produced, in the wider region’s emergency response infrastructure, a small specialized community of divers and rescue workers who had actually performed the kind of work that is now being required in Xaisomboun. The community has, in the years since, also responded to other emergencies in the wider region, including the 2018 collapse of the Xe-Namnoy hydropower dam in southern Laos, in which the same Thai teams rescued fourteen people including a baby. The community is, in some real way, what the wider region currently has in the way of dedicated cave-rescue capacity. The community has now reassembled in central Laos.

What is and is not currently known

The honest acknowledgment is that, as of the most recent reports available, the status of the seven trapped villagers is unknown. No contact has been established. No proof of life has been reported. The 30-meter gap between the furthest reached point and the suspected location of the group has not yet been closed. The rescue teams have been working continuously since the alarm was raised, but the conditions have not, on the available accounts, allowed them to proceed faster than they have.

The villagers had been entering the cave to look for gold despite repeated safety warnings from Lao authorities. The Washington Post coverage notes that Xaisomboun province is known for its sweeping valleys and rich mineral reserves, which is the reason villagers frequently visit the site. The warnings had not prevented the entries. The current operation is, in some real way, the structural consequence of the gap between the warnings and the economic pressures that produce the entries.

The acknowledgment this article wants to leave

Seven villagers entered a cave in central Laos a week ago to look for gold. The rain came. The exit closed. One person got out. The other seven are still inside, and the rescue teams are doing what the available conditions allow them to do. The teams include some of the same divers who saved the soccer team in 2018, who have since become, by structural necessity, one of the small handful of groups in the wider region equipped to do this kind of work.

The work is slow. The work is dangerous. The work is being conducted on a timeline that the seven trapped villagers may or may not have. The wider region is watching. The actual outcome is, at the time of writing, not yet known. The most recent reports from AP describe the operation continuing into a seventh day, with the teams exploring air shafts above the cave system as an additional possible route. The seven people inside are someone’s family. The work to reach them is being done by people who have, in some real way, done this before, and who know what the work actually costs.