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Pages in category "Lakes of Sri Lanka" The following 22 pages are in this category, out of 22 total. This list may not reflect recent changes. A. Abhaya Wewa; B.
The irrigation works in ancient Sri Lanka were some of the most complex irrigation systems of the ancient world. The earliest examples of irrigation works in Sri Lanka date from about 430 BCE, during the reign of King Pandukabhaya , and were under continuous development for the next thousand years.
Sri Lanka is pockmarked with many irrigation dams, with its water resource distributed across nearly the entirety of the island for agricultural purposes via artificial canals and streams. Utilization of hydro resources for agricultural production dates back to the pre-Colonial era , with the current crop production now largely dependent on ...
A catchment site within the system is referred to as a wewa (වැව) in Sinhala, and this term is translated into English as "tank". [7]These tanks are connected in a series, referred to as a cascade, so that an ephemeral waterflow can be used, stored for future use, or conveyed elsewhere. [7]
Kala Wewa (Sinhala:කලා වැව), built by the King Datusena in 460 CE, is a reservoir complex consisting of two reservoirs, Kala Wewa and Balalu Wewa. It has the capacity to store 123 million cubic meters of water.
Yoda Ela (Giant Canal) or Jaya Ganga, an 87 km (54 mi) long single banking water canal carrying excess water to Tissa Wewa reservoir from Kala Wewa reservoir in Anuradhapura. The Yodha Ela is known for achieving a rather low gradient for its time. The gradient is about 10 centimetres per kilometre or 6 inches per mile. [1] [2] [3]
Koggala Lagoon (Sinhala: කොග්ගල කලපුව Koggala Kalapuwa) is a coastal body of water located in Galle District, Southern Sri Lanka. It is situated near the town of Koggala and adjacent to the southern coast, about 110 km (68 mi) south of Colombo. The lagoon is embellished with eight ecologically rich small islands.
Bolgoda Lake or Bolgoda River (Sinhala: බොල්ගොඩ වැව, Tamil: போல்கோடா ஏரி) is a freshwater lake in the Western Province of Sri Lanka, straddling the border between Colombo District and Kalutara District. It consists of two main bodies of water, a northern portion and a southern portion, connected by a ...