The park is located on the IndoNepali border in the Lakhimp

The Dudhwa National Park is a national park in the Terai belt of marshy grasslands in northern Uttar Pradesh, India. It stretches over an area of 490.3 km2 (189.3 sq mi), with a buffer zone of 190 km2 (73 sq mi). It is part of the Dudhwa Tiger Reserve in the Kheri and Lakhimpur districts.[2] The park is located on the Indo-Nepali border in the Lakhimpur Kheri District, and has buffers of reserved forest areas on the northern and southern sides. It represents one of the few remaining protected areas of the diverse and productive Terai ecosystem, supporting many endangered species, obligate species of tall wet grasslands and species of restricted distribution.