Three Hikers Killed as Guide Leads Group Into Prohibited Zone on Mount Dukono

Context Mount Dukono on Halmahera island erupted early Friday, sending an ash plume 10 km (6 mi) into the atmosphere. The volcano sits in Indonesia’s Pacific “ring of fire,” a tectonic boundary that fuels frequent eruptions. Since December, the national volcanology centre has warned tourists to stay at least 4 km (2½ mi) from the crater after detecting heightened seismic activity.

Key Facts - The eruption claimed the lives of three hikers—two Singaporeans and one Indonesian—who had entered the restricted area despite signs and social‑media alerts. - Twenty people were on the slopes when the blast occurred; fifteen climbers have since descended safely, according to North Halmahera police chief Erlichson Pasaribu. - Minor injuries were reported among the survivors, who received treatment at local hospitals. - Police detained the group’s guide and a porter, stating they could face criminal charges for leading tourists into the no‑go zone. - Officials noted that no settlements lie within a 9 km (5½ mi) radius, but ash drift northward could affect Tobelo city and nearby transport routes. - The volcano remains at alert level 2, the second tier of Indonesia’s four‑level system, prompting a ban on all hiking until conditions improve.

What It Means The incident underscores the risks of adventure tourism in high‑hazard zones and the challenges of enforcing exclusion zones in remote areas. Authorities stress that compliance with warning signs is essential; ignoring them can trigger legal consequences and endanger lives. The detention of the guide signals a stricter enforcement stance, likely deterring future violations.

Moving forward, monitoring teams will keep the restricted perimeter under close watch, and hikers are advised to verify real‑time volcanic alerts before planning climbs. The next update will focus on the safety of the remaining two missing hikers and the outcome of the criminal investigation into the guide’s conduct.