1953 आव बेखौ मोनसे सेन्क्चुएरी फोसावनाय जादोंमोन आरो 1976 आव मोनसे हादरनां पार्कसिम जौगाखांहोनाय जायो ।
In 1953 AD this was declared a sanctuary and in 1976 it was brought to the level of national park .