Sorabora Wewa (
Sinhalese: ) is an ancient reservoir in
Mahiyangana
Mahiyanganaya is a town situated close to the Mahaweli River in Badulla District, Uva Province of Sri Lanka. It is said that Gautama Buddha visited Mahiyanganaya on the Duruthu full moon poya day in order to settle a dispute arose between Yakkas ...
,
Badulla District
Badulla District ( ''badūlla distrikkaya''; ''Patuḷai māvaṭṭam'') is a Districts of Sri Lanka, district in Uva Province, Sri Lanka. The entire land area of the Badulla district is and has a total population of 871763 as of 2024. The d ...
Sri Lanka
Sri Lanka, officially the Democratic Socialist Republic of Sri Lanka, also known historically as Ceylon, is an island country in South Asia. It lies in the Indian Ocean, southwest of the Bay of Bengal, separated from the Indian subcontinent, ...
. It is thought to have been constructed during the reign of
King Dutugemunu
Dutugamunu (, ), also known as Duṭṭhagāmaṇī Abhaya, was a king of the Anuradhapura Kingdom who reigned from 161 BC to 137 BC. He is renowned for first uniting the whole island of Sri Lanka by defeating and overthrowing Ellalan, Elara, a Ta ...
(161 BC – 137 BC) by a giant named Bulatha.
In the ancient past, this tank was known as the 'Sea of Bintenna'.

The tank was built by damming the
Diyawanna Oya
Diyawanna Lake (, ) or Parliament Lake, is one of the lakes within Sri Jayawardenepura Kotte, Sri Lanka.
It is quite popular as the Sri Lankan Parliament Building
The Sri Lankan Parliament Complex ( Sinhalese: ශ්රී ලංකා ...
with a 485-meter embankment.
It does not make use of the structure called Bisokotuwa, which helps to regulate water pressure at the sluice gates from inside the tank and protect the embankment from erosion. Instead that the sluice gate (Sorowwa) of the tank has been placed strategically away from the embankment and made up utilizing the massive natural rock around the tank.
It is said that this is the only such type sluice gate found in Sri Lanka.
See also
*
Badulla Pillar Inscription
Badulla Pillar Inscription () is an archaeological stone inscription, which is currently located at the Senarath Paranavithana Memorial Library of Badulla, Sri Lanka. The inscription is engraved on a rock surface, with the height of and . It cont ...
*
References
Reservoirs in Sri Lanka
Bodies of water of Badulla District
Archaeological protected monuments in Badulla District
Lakes of Sri Lanka
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