Distance from Nuwara Eliya – 51.2 km (1 hour 34 minutes)
Castlereigh Dam is a gravity dam which is situated near Hatton in the Nuwara Eliya district. The dam is built across the Kehelgamu Oya which is a major tributary to the Kelani River. Castlereigh Dam creates the Castlereigh Reservoir. The water from Castlereigh Reservoir is used to create power by diverting it to the Wimalasurendra Power Station. The dam was opened in January 1965.
Getting to Castlereigh Dam
From Nuwara Eliya travel along the Avissawella – Hatton – Nuwara Eliya Highway, Hatton – Maskeliya – Dalhousie Road and Carolina – Norton – Wanarajah Road passing Nanuoya, Talawakelle, Dimbulla, Kotagala and Hatton to reach the Castlereigh Dam which is situated near Hatton in the Nuwara Eliya district.