Mukumugi Valley
A turquoise river gorge in Truku territory near Hualien, entered only with permission from the community.
Updated 2 September 2026
Mukumugi, or Mqmgi, is a stretch of the Sanzhan river in Truku territory where the water runs an intense blue-green over pale marble boulders between steep walls. It became well known through photographs and the pressure was heavy enough that the Tongmen community imposed a permit system with capped daily numbers, closed days and rules about what visitors may do. Entry now goes through the village, which is how the valley has survived.
The landscape
- The turquoise water - blue-green river running over pale marble boulders.
- The marble gorge - the same rock as Taroko, in a much smaller valley.
- The community permits - the capped access system the village imposed.
- The Truku territory - the valley as land belonging to and managed by the community.
When to go
October to April is the driest and clearest. Permits are limited daily and must be arranged with the village in advance. Typhoon season closes the valley entirely.
Before you go
Entry without a permit is trespassing and the community enforces it. Numbers are capped and permits sell out. The river rises fast after rain and people have been caught out.
Nearby
Hualien city is northeast, and Taroko is north.
Key facts
Source: Wikidata, item Q130101382, read on 18 October 2026.
What to pack for Mukumugi Valley
Chosen from what this place is for. Tap a kit for the full checklist.
- Broken-in walking shoes or boots - Grip and ankle support matter more than looks; never hike in brand-new boots. Find on Amazon
- Reef-safe sunscreen - High SPF that will not bleach the coral you are swimming over. Find on Amazon
- Layers + a waterproof shell - Mountain weather turns fast; a packable rain jacket saves the day. Find on Amazon
- Quick-dry towel - A microfibre towel packs small and dries in minutes. Find on Amazon
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Opening times, ticket prices and seasonal closures change - check the official source before you go: official site.


