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The Norton Dam (also sometimes called the Norton Bridge Dam) is the
gravity dam A gravity dam is a dam constructed from concrete or stone masonry and designed to hold back water by using only the weight of the material and its resistance against the foundation to oppose the horizontal pressure of water pushing against it. ...
built across the Kehelgamu Oya, which is a main tributary to the
Kelani River The Kelani River ( si, කැළණි ගඟ) is a river in Sri Lanka. Ranking as the fourth-longest river in the country, it stretches from the Sri Pada Mountain Range to Colombo. It flows through or borders the Sri Lankan districts of Nuwara ...
. The dam is built at Norton Bridge, in the Central Province of
Sri Lanka Sri Lanka (, ; si, ශ්‍රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...
.


Reservoir and power station

The dam creates the relatively small Norton Reservoir, which is sustained by water from the Kehelgamu Oya, and water discharged from the Wimalasurendra Hydroelectric Power Station, which is located at the upstream side of the reservoir. The Wimalasurendra Power Station or the Norton Bridge Power station is fed from the reservoir at Castles Reigh about 2000 feet above the Norton Reservoir. Water from the Norton Reservoir is further channelled through a Tunnel through the rock strata and then by a couple of steel pipes
penstock A penstock is a sluice or gate or intake structure that controls water flow, or an enclosed pipe that delivers water to hydro turbines and sewerage systems. The term is inherited from the earlier technology of mill ponds and watermills. H ...
to the Hydroelectric Power Station, located downstream at , northwest of
Kiriwan Eliya Kiriwan Eliya is a village in Sri Lanka. It is located within Central Province. See also * List of towns in Central Province, Sri Lanka External links * {{NuwaraEliyaDistrict-geo-stub Populated places in Nuwara Eliya District ...
. The power station consists of five hydroelectric generators, three of which are rated at , and two of which are . The first three and last two units were commissioned in and , respectively.


See also

*
List of dams and reservoirs in Sri Lanka The following page lists most dams in Sri Lanka. Most of these dams are governed by the Mahaweli Authority, while the Ceylon Electricity Board operates dams used for hydroelectric power generation. Hydroelectric dams, including small hydros accou ...
*
List of power stations in Sri Lanka Sri Lanka's electricity demand is currently met by nine thermal power stations, fifteen large hydroelectric power stations, and fifteen wind farms, with a smaller share from small hydro facilities and other renewables such as solar. Most hydroe ...


References

{{Inland waters of Sri Lanka 1950 establishments in Ceylon Buildings and structures in Nuwara Eliya District Dams completed in 1950 Dams in Sri Lanka Gravity dams Hydroelectric power stations in Sri Lanka