Resources / Effectiveness of Rainwater Harvesting Systems as a Domestic Water Supply Option - Sri Lanka

Summary

The present drinking water supply coverage in Sri Lanka is estimated to be 78%. Out of this 35% of the population enjoys piped borne water supply service. The balance 43% relies on sources such as dug wells, tube wells, spring and rain water harvesting. Due to lack of surface and ground water resources some locations, alternative drinking water supply facilities.

It is estimated that approximately 31,000 domestic rain water harvesting units have been constructed under varies water supply development programs in all provinces of Sri Lanka during the last few decades. However, recent studies reveled that due to several reasons, substantial percentages of domestic rain water systems owners were reluctant to use rain water for drinking. This will undoubtedly make a huge impact
on other rainwater users if these concerns are not properly understood and addressed. This proposal was formulated following a discussion held at the Water Supply & Sanitation Collaborative Council support meeting held in Sri Lanka. need to be promoted among people in Sri Lanka in order to achieve the MGDs.