Huai Nam Dang National Park

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Huai Nam Dang National Park
Sunset in the park
Map showing the location of Huai Nam Dang National Park
Map showing the location of Huai Nam Dang National Park
Park location in Thailand
Nearest cityChiang Mai
Coordinates19°37′34″N 99°1′17″E / 19.62611°N 99.02139°E / 19.62611; 99.02139Coordinates: 19°37′34″N 99°1′17″E / 19.62611°N 99.02139°E / 19.62611; 99.02139
Area1,252 km2 (480 sq mi)
Visitors308,175 (in 2012)
Governing bodyDepartment of National Parks, Wildlife and Plant Conservation

Huai Nam Dang National Park (Thai: อุทยานแห่งชาติห้วยน้ำดัง) is a national park in Thailand's Mae Hong Son and Chiang Mai Provinces. This mountainous park features scenic mountain viewpoints, waterfalls, and hot springs.[1]


Huai Nam Dang National Park is direct east of Pai in Pai District of Mae Hong Son Province and about 50 kilometres (30 mi) north of Chiang Mai in the Mae Taeng and Wiang Haeng Districts of Chiang Mai Province. The park's area is 1,252 square kilometres (483 sq mi). The highest point is Doi Chang peak at 1,962 metres (6,437 ft), the height ranges from 400 metres (1,300 ft) to 1,962 metres (6,437 ft). The park's streams are the source for rivers including the Pai and Taeng.[2]


The park is generally cool all year round, with average high temperature of 23 °C (73 °F) and average lowest temperature of 8 °C (46 °F). Rainy season is from May to September, average rainfall is 1,134 millimetres (44.6 in)/year with max.temperature of 24 °C (75 °F) and min.temperature of 10 °C (50 °F). Winter is from October to February with max.temperature of 20 °C (68 °F) and min.temperature of 2 °C (36 °F). Summer is from March to April with max.temperature of 28 °C (82 °F) and min.temperature of 12 °C (54 °F).[2]


A survey of the Huai Nam Dang area was set up in December 1987. Later on 14 August 1995 Hui Nam Dang National Park, covers Chiang Dao, Mae Taeng and Mai Pai forests, with an area of 1,252.12 square kilometres (483.45 sq mi) has been declared the 81st national park.[2][3]


Doi Chang and Doi Kiew Lom mountains offer popular viewpoints of neighbouring mountains and a "sea of fog" effect on winter mornings. Park namesake waterfall, Huai Nam Dang, consists of four levels and is about 50 metres (160 ft) high and 40 metres (130 ft) wide. Mae Yen is another year-round waterfall. Park hot springs include Pong Dueat, consisting of three or four large pools, and Tha Pai in the Pai District section of the park.[1]


The park is home to numerous forest types, such as evergreen, deciduous and dipterocarp forest.
Evergreen forest include:[2][1]

Deciduous forest include:[2][1]

Dipterocarp forest include:[2][1]


Mammel sorts include:[2][1]

Reptile sorts include:[2]

Birds of which species of passerines include:[2][1]

Species of non-passerines include:[2][1]



  1. ^ a b c d e f g h Sutthipibul, Vasa; Ampholchantana, Chantanaporn; Dulkull Kapelle, Peeranuch; Charoensiri, Vatid; Lukanawarakul, Ratana, eds. (2006). "Huai Nam Dang National Park". National Parks in Thailand. (free online from the publisher). National Park, Wildlife and Plant Conservation Department. pp. 26–27. ISBN 974-286-087-4. Archived from the original (PDF) on 2014-06-16. Retrieved 16 Apr 2014.
  2. ^ a b c d e f g h i j "Huai Nam Dang National Park". Department of National Parks, Wildlife and Plant Conservation. 2020. Retrieved 30 December 2020.
  3. ^ "พระราชกฤษฎีกา กำหนดบริเวณที่ดินป่าเชียงดาว และป่าแม่แตง ในท้องที่ตำบลเปียงหลวง ตำบลเมืองแหง อำเภอเวียงแหง ตำบลกืดช้าง ตำบลป่าแป๋ อำเภอแม่แตง จังหวัดเชียงใหม่ และป่าแม่ปายฝั่งซ้ายตอนบน ในท้องที่ตำบลเวียงเหนือ ตำบลแม่ฮี้ อำเภอปาย จังหวัดแม่ฮองสอน ให้เป็นอุทยานแห่งชาติ พ.ศ.๒๕๓๘" [Royal Decree: Determine Chiang Dao forest and Mae Taeng forest in the area of Piang Luang subdistrict, Mueang Haeng subdistrict, Wiang Haeng district, Kuet Chang subdistrict, Pa Pae subdistrict, Mae Taeng district, Chiang Mai province and Mae Pai forest upper left side in the area of Wiang Nuea subdistrict, Mae Hi subdistrict, Pai district, Mae Hong Son province to be a national park. B.E.2538 (1995)] (PDF). Royal Thai Government Gazette. 112 (33 Kor): 31–33. 14 August 1995. Retrieved 30 December 2020.

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