About Sirithan Waterfall
Sirithan Waterfall is a tall forest waterfall inside Doi Inthanon National Park in Ban Luang, Chom Thong District, Chiang Mai Province. Located along Highway 1009 on the way to Doi Inthanon summit, it is known for its single high cascade viewed from an opposite viewpoint. Named in honour of Queen Sirikit Kitiyakara, it is paired with nearby Siriphum Waterfall and is most impressive during the rainy season.
Visitors guide
Visitors can expect a tall, narrow cascade dropping down a forested cliff face within Doi Inthanon National Park, viewed primarily from a designated viewpoint across the valley. The setting is mountain forest with mist and lush vegetation. Access involves a short walk and steps to the viewpoint. There is no direct access to the base for swimming. The area includes parking, viewpoint platforms and forest surroundings typical of the national park.
Key highlights
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Tall single-drop cascade inside Doi Inthanon National Park
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Dedicated viewpoint offering panoramic view of the falls and forested valley
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Located on the main route to Doi Inthanon summit at Km 31 of Highway 1009
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Paired with Siriphum Waterfall as royal-named waterfalls
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Lush montane forest scenery especially during rainy season
History of Sirithan Waterfall
The waterfall was named Sirithan in honour of Queen Sirikit Kitiyakara, paired with the nearby Siriphum Waterfall named in honour of King Bhumibol Adulyadej, reflecting royal commemoration within Doi Inthanon National Park.
Culture & Context
The name reflects respect for the Thai monarchy and the cultural practice of dedicating natural landmarks to royal figures; the waterfall is part of the Doi Inthanon National Park landscape valued for nature appreciation.
Route
| By air | Fly to Chiang Mai International Airport (CNX), then travel by road approx. 80-90 km to the waterfall via Chom Thong and Highway 1009 |
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