Masanjore Dam is in Dumka District of Jharkhand in India. The dam derives its name from a small village here. It is situated at about 31 kms south of Dumka town. Masanjor dam or the Pearson dam on river Mayurakshi is a picturesque place on foot hills of long range of forest clad parallel hill ranges. It is a hydro electric power generating center. There are two beautiful gardens downhill. There is another dam nearby called Tilpara Barrage or Canada Dam on on Mayurakshi River. The site is picturesque and is a major draw for people. The dam is bounded by hills and forests.