Umrangso Reservoir

Umrangso Reservoir is a large artificial reservoir on the Kopili River at Umrangso in Dima Hasao district, Assam. Created by the Khandong and Umrangso dams of the Kopili Hydro Electric Project operated by NEEPCO, it is surrounded by forested hills and expansive blue waters. The reservoir is noted for its scenic landscape, calm waters and hill views, attracting visitors for sightseeing, photography and picnics near the Umrangso industrial township.

Visitors can expect a vast expanse of calm blue water surrounded by forested hills and dam infrastructure. The reservoir offers open viewpoints along the banks and dam area for sightseeing and photography, with hills reflected in the water. The setting is quiet and scenic, with areas for picnicking and leisurely walks. Boating is available seasonally when permitted, and the surrounding landscape provides opportunities for nature observation near the Kopili Hydro Electric Project township.

The reservoir was formed by the Khandong Dam and Umrangso Dam constructed on the Kopili River as part of the Kopili Hydro Electric Project developed by North Eastern Electric Power Corporation Limited (NEEPCO). The first stage (Khandong) was commissioned in 1984 and the second stage (Umrangso/Kopili) in 1988 for hydroelectric power generation in Assam and Meghalaya.