Kalatungan Mountain Range is a mountain range located in the central portion of the province of Bukidnon, the Philippines. It is one of the few areas in the province covered with old growth or mossy forests. It covers an area of approximately 213.0134 km² (82.24493 mi²), with about 113.7175 km² (43.90657 mi²) identified as part of the critical watershed area declared under Presidential Decree 127, issued on June 29, 1987 (Muleta-Manupali Watershed). The water from these two rivers (Muleta and Manupali Rivers) is supporting the multimillion dam project of the National Irrigation Administration (NIA) of the Philippines.