The area of the park is part of the Luang Prabang montane rain forests ecoregion, Phu Khai Hoi is the highest peak in the park with 1,277 metres (4,190 ft).

First they surveyed areas of approximately 1,274 square kilometres (492 sq mi) for a national park.

Namtok Chat Trakan, with an area of 339,375 rai ~ 543 square kilometres (210 sq mi),[6] was proposed for inclusion in the national parks system in 1985.

Namtok Chat Trakan was declared the 55th national park on 2 November 1987.

[3] Since 2002 this national park has been managed by Protected Areas Regional Office 11 (Phitsanulok) Summer is between March and May, with temperatures around 25–29 °C (77–84 °F).