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The tank cascade system (Sinhala: එල්ලංගාව, romanized: ellaṅgāva) is an ancient irrigation system spanning the island of Sri Lanka. It is a network of thousands of small irrigation tanks (Sinhala: වැව, romanized: wewa) draining to large reservoirs that store rainwater and surface runoff for later use. They make ...
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. In addition to constructing underground canals ...
Pages in category "Irrigation tanks in Sri Lanka". The following 7 pages are in this category, out of 7 total. This list may not reflect recent changes .
Irrigation tanks in Sri Lanka (7 P) Pages in category "Reservoirs in Sri Lanka" The following 20 pages are in this category, out of 20 total.
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 ...
The Biyagama Water Treatment Plant or BWTP is a water treatment facility located at the bank of Kelani River, in Biyagama, Sri Lanka. At a daily output capacity of 160,000,000 L / d (1,900,000 L/ ks), it is the second largest water treatment facility in the country. The plant provides drinking water to approximately one million people, in ...
Government of Sri Lanka. Water volume. 31,500 acre⋅ft (38,854,678 m 3) [2] Surface elevation. 44 ft (13 m) [3] Giant's Tank (Tamil: கட்டுக்கரை குளம், romanized: Kaṭṭukkarai Kuḷam; Sinhala: යෝධ වැව Yōdha Væva) is an irrigation tank in northern Sri Lanka, approximately 10 mi (16 km) south east ...
Tissa Wewa. Tissa Wewa, an artificial reservoir, was built by Devanampiya Tissa (3rd century BC) in order to increase the water supply to his capital city of Anuradhapura. [1] Only Panda Wewa (5th century BC) and Abhaya Wewa (5th-4th century BC) are older. The embankment of Tissa Wewa is 2 miles (3.2 km) long and 25 feet (7.6 m) high.
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