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Ulu Slim Hot Springs Perak

Ulu Slim, Perak, Malaysia
Ulu Slim Hot Springs Perak
Location
Ulu Slim, Perak, Malaysia
Water type
sulfurous
Temperature
42 °C
pH
6.5

Water profile

Thermicity
Sedative
42 °C
LowHigh

Relaxing — deep, immediate muscle release.

Mineralisation
Bio-active
LowHigh

Rich in active gases or metals — a strong mineral character.

Buoyancy
Standard buoyancy
LowHigh

Soft water — natural, classic buoyancy.

SoufreSulfuresSulfates

Ulu Slim Hot Springs, located in the forested hills of Slim River district in Perak state, Peninsular Malaysia, offers a genuine jungle hot spring experience where chloride-rich geothermal waters emerge in a remote tropical rainforest setting largely unchanged from the natural state. The saline thermal waters, heated by the geothermal activity within the Malay Peninsula's volcanic geology, are accessible via forest tracks that pass through one of Perak's remaining patches of primary dipterocarp rainforest. The Slim River area of Perak, known for its orang asli indigenous communities and biodiversity-rich jungle terrain, provides an authentic counterpoint to the commercialised spa resorts of the Cameron Highlands and Ipoh, making Ulu Slim a destination for those seeking immersion in Malaysia's extraordinary natural thermal heritage.

Insider tip — Ulu Slim Hot Springs are tucked into the rainforest interior of Perak state, reachable via a forest track that requires a 4WD during wet season. The springs bubble directly out of granite bedrock, producing clear, mildly sulfurous water at approximately 42°C that collects in natural rock pools. The surrounding primary dipterocarp forest harbors hornbills and long-tailed macaques visible from the pool edge. Arrive before 9 a.m. to secure the best pools before the temperature peaks.
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Frequently asked questions

How hot is the water?
The water runs quite hot here, around 42 °C — a sedative water that brings immediate muscle release.
What type of water is found here?
This spot features sulfurous water.
What is the best season to visit?
The most favourable period for this spot is: Saison sèche.