Runoff rainwater harvesting interventions in Sri Lanka

Cover of: Runoff rainwater harvesting interventions in Sri Lanka |

Published by Hector Kobbekaduwa Agrarian Research and Training Institute in Colombo .

Written in English

Read online

Edition Notes

Book details

StatementM.A.C.S. Bandara, M.M.M. Aheeyar
The Physical Object
Paginationix, 59 p.
Number of Pages59
ID Numbers
Open LibraryOL25283933M
LC Control Number2012335519

Download Runoff rainwater harvesting interventions in Sri Lanka

Microlevel rainwater tanks Runoff rainwater harvesting interventions in Sri Lanka book promoted to be used to collect roof runoff water during wet periods enabling the farmer to irrigate his home garden crops during dry periods.

Field experiments were carried out at Mapalana Research Farm in Sri Lanka to obtain the roof runoff coefficients from commonly used roof types; namely: asbestos, tiles, and Cited by: 3. Sri Lanka. Rainwater harvesting has been a popular method of obtaining water for agriculture and for drinking purposes in rural homes.

The legislation to promote rainwater harvesting was enacted through the Urban Development Authority (Amendment) Act, No. 36 of Lanka rainwater harvesting forum is leading the Sri Lanka's initiative. In Sri Lanka, even the driest area would get an average annual rainfall of mm. In Sri Lanka, rain occurs only during four months of the year and during the remaining eight months the rainfall is minimal.

Therefore, rainwater harvesting technology helps to store water in. Runoff Rainwater Harvesting for the Development of Arid Areas: Some Experiences from Dry Zone of Sri Lanka, Conference Paper (PDF Available) December with Reads How we.

RUNOFF RAINWATER HARVESTING INTERVENTIONS IN SRI LANKA M.A.C.S. Bandara M.M.M. Aheeyar Research Report No: November Hector Kobbekaduwa Agrarian Research and Training InstituteWijerama Mawatha Colombo 7 Sri Lanka 2 35 2.

Rainwater harvesting, The collection of rainfall and runoff in rural areas, by A. Pacey and A. Cullis, gives a wider focus including the capture of runoff for agricultural use. IT Publications. Action research study on rainwater harvesting, by Hapugoda, K.D., CWSSP, Sri Lanka, Articles and Manuals.

Promoting Domestic Rain water Harvesting in Sri Lanka Dr. Tanuja Ariyananda () Trainers’ Training Programme on “Sustainable Rainwater Harvesting and Ground Water Recharge in Developing Countries - HRD and Technology Transfer”, 22 – 27 FebruaryBengaluru, India.

Domestic Runoff rainwater harvesting interventions in Sri Lanka book Harvesting Interventions in Sri Lanka: Some Lessons Learned M.M.M. Aheeyar 1 and Tanuja Ariyananda 2 1 Researcher, International Water Management Institute (IWMI), 2 Director.

On the other hand, they will be required to pay for the construction of a rainwater harvesting system (e.g. a rainwater tank cost Sri Lankan rupees).

We calculated the payback period of the rainwater harvesting system from the reduction in water tariff (Fig. 2-(f)). Supply and demand balance in rainwater use Overview. *Corresponding author (e-mail: [email protected]) Received Nov. 9, ; accepted Feb. 22, Rainwater harvesting is the practice of collecting and storing rainwater runoff for productive purposes (Siegert ).

In arid and semi-arid regions, rainwater harvesting has been used for many years to provide water for agricultural and domestic.

Rainwater harvesting technologies in the Sahelian zone of West Africa and the potential for outscaling. Colombo, Sri Lanka: International Water Management Institute. 40p. (IWMI Working Paper ) / water harvesting / soil properties / runoff / soil conservation / water conservation / sorghum.

Runoff models suitable for water harvesting Runoff models for micro-catchment water harvesting Adoption or non-adoption of interventions Water harvesting and sustainability in agriculture Eight chapters of this book describe the principles and practices of rainwater harvesting in dry areas, covering a wide range.

Initially CWSSP implemented the rainwater harvesting system and further it was taken by some non-government organizations as a means of water supply too poorhouse holds in rural Sri Lanka. The beneficiary contribution in construction has increased from. Rainwater is harvested mainly in two ways as Surface runoff harvesting and Roof Top rainwater harvesting.

Rainwater harvesting in Nepal. Many households in Nepal’s mid-hills suffer from water shortages during the pronounced dry season.

Some parts of Nepal have been following the roof-top rainwater harvesting. The harvesting system consists of. Cities are becoming increasingly vulnerable to water-related issues due to rapid urbanization, installation of complex infrastructure and changes in rainfall patterns.

This study aims at assessing the impacts of climate change on rainwater harvesting systems (RWH) in the tropical urban city, Colombo, Sri Lanka.

The future climate change projections are downscaled from global circulation models. This paper discusses the present rainwater harvesting technology in Sri Lanka, its implementation, dissemination, problems and prospects for the future.

Present Water Status The Comprehensive Assessment of the Freshwater Resources of the World () predicts that 2/3 of the world's population will experience water stress condition by A roof has a runoff coefficient of, which means that 0% of the rain can be harvested.

When constructing a rainwater harvesting system it is important to take this into account. Below is a description of the situation in a dry year (20% chance) and a wet year (20% chance). Construction & Public Utilities, Sri Lanka () this document.

the establishment of a rainwater harvesting forum in Sri Lanka (LRWHF ); setting up of People for Promoting Rainwater Utilisation (PPRU) in April in Tokyo, Japan and new initiatives such as the promotion on International Conferences on Rainwater Harvesting Hawaii () U.S.

Virgin Islands () Thailand () The Philippines (). ”Urban Rain Water Harvesting and sustainable water management in Sri Lanka” Page 4 Preface “Urban Rainwater Harvesting in Sri Lanka” is a field study granted from MFS and SIDA.

The field study is written as a case study and as a final essay at Bachelor degree for Malmö Högskola, Technique and Science, December   In Sri Lanka, most of the population obtain their drinking water from wells, hand pump tube wells, small scale rural water supply schemes, rainwater harvesting tanks.

bounden duty to conserve the rain water in the form of rain water harvesting. The book on “Rain Water Harvesting” is an attempt by IRICEN to propagate the concept of rain water harvesting which can be effectively implemented in our office and residential establishments.

It is hoped that this will serve as a helpful guide to the field engineers. Rain Water Harvesting Technologies in Sri Lanka. SARID, January By Vinod Moonesinghe (Writer is the editor of the Environment Foundation Ltd., Sri Lanka & a SARID project coordinator) Water is a resource under considerable pressure from population growth and global warming, so alternative, low-cost sources take on an added importance.

RAINWATER HARVESTING IN SRI LANKA: LESSONS LEARNED Tanuja Ariyananda, Director, Lanka Rain Water Harvesting Forum. 28/3A Subadrarama Lane, Nugegoda, Sri Lanka [email protected] water harvesting has been revived in Sri Lanka since with the CommunityWater Supply and Sanitation Project.

Rainwater Harvesting: The Collection of Rainfall and Runoff in Rural Areas, Arnold Pacey and Adrian Cullis – a wider focus including the capture of runoff for agricultural use.

IT Publications. Water Harvesting – A Guide for Planners and Project Managers, Lee, Michael D. and Visscher, Jan Teun, IRC International Water and Sanitation Centre. Experiences and opportunities for promoting small–scale/micro irrigation and rainwater harvesting for food security in Ethiopia.

Colombo, Sri Lanka: IWMI. (Working paper 98). Bewket W (). Rainwater harvesting as a livelihood strategy in the drought- prone areas of the Amhara region of. Manmade interventions can reduce the speed of runoff and to trap silt and recharge the groundwater table, which all helps to green the landscape and improve livelihoods.

Check Dam for Rain Water Harvesting and Prevention of Saline Water Sri Lanka. Rainwater Harvesting: Tamil: Groundwater Recharge [].

Assessment of Runoff water harvesting interventions in Sri Lanka Research Report No:Hector Kobbekaduwa Agrarian Research and Training Institute, Colombo January 1, Other authorsTitle: Researcher at International Water.

The Lanka Rainwater Harvesting Forum was established in to promote the application of rainwater for domestic purposes throughout the country and to. International Water Management Institute (IWMI), Colombo, Sri Lanka Background of the Conference This is the first volume on the proceedings of the national conference on ‘Water for Food and Environment’, which was held from June 9–11, at the Bandaranaike Memorial International Conference Hall (BMICH).

When constructing a rainwater harvesting system it is important to take this into account. Below is a description of the situation in a dry year (20% chance) and a wet year (20% chance).

Situation in a dry year: to have enough water in a dry year it is necessary to construct a larger tank for the rainwater harvesting system. A rainwater. Some Interventions Efor Managing Water for Agriculture in Eastern and Southern Africa Microcatchment Rainwater Harvesting Economic Benefits of Rainwater Harvesting Technologies to Farmers: Evidence from Minjar Shenkora District of Amhara Region Exploring the Potential of Micro-irrigation in Promoting Food The most common example of rain water harvesting is capturing runoff from a roof and using it for indoor water needs.

Dry farming (farming without irrigation other than rain) is not a major focus of this book but it certainly qualifies as an creative use of rain and is common throughout the world.

Rain Water Harvesting in India: Need, Methods and other Details. Manmade interventions can reduce the speed of runoff and to trap silt and recharge the groundwater table, which all helps to green the landscape and improve livelihoods.

Sri Lanka. Rainwater Harvesting: Tamil: Groundwater Recharge []. Lanka Rain Water Harvesting Forum. likes. Lanka Rain Water Harvesting Forum was officially launched on the 19th of March by the then Minister for National Housing and Public Utilities, Hon. Rainwater Harvesting in a Water Scarce Small Village in Northern Sri Lanka (Completed) Background Killinochchi district is located in the central part of the Northern Province falling within the Dry Zone of Sri Lanka where a tropical dry climate is prevalent.

Traditions of rainwater harvesting in South Asia Ariyabandu, R. S., Published on Preview Download (PDF: MB) This paper is a synthesis of reports written on traditional wisdom of rainwater harvesting by country researchers in India, Pakistan and Sri Lanka.

CiteScore: ℹ CiteScore: CiteScore measures the average citations received per peer-reviewed document published in this title. CiteScore values are based on citation counts in a range of four years (e.g. ) to peer-reviewed documents (articles, reviews, conference papers, data papers and book chapters) published in the same four calendar years, divided by the number of.

InSri Lanka introduced a policy of creat green villages, promoting low carbon led development as a national development strategy. As the South Asian Association for Regional Cooperation (SAARC) lays great emphasis on adaptation and mitigation needs in the region, as well as access to affordable energy, these eco-villages are.

Lanka Rainwater Harvesting Forum. Baziwe, D. Putting women at the forefront in accelerating self supply through domestic rainwater harvesting. 6th Rural Water Supply Network (RWSN) Forum. Runoff rainwater harvesting interventions in Sri Lanka  Bandara, M.A.C.S.

; Aheeyar, M.M.M. (Hector Kobbekaduwa Agrarian Research and Training Institute:Colombo, ) සහල් සැකසුම් ගම්මාන ව්‍යාපෘතිය ඇගයීම . rainwater runoff continues to increase around the world. This issue includes four articles on rainwater catchment systems two of which cover specific case studies from China and Sri Lanka illustrating how the technology is changing the lives of ordinary people.

The contribution from China relates to the rapid expansion in rainwater.Renovation of traditional water-harvesting tanks and construction of check dams on a major stream in the village helped increase the storage capacity for rainwater to nearlym 3.

These water-harvesting structures saved overm 3 of runoff, on average, every year, raising the groundwater table by 2–5 meters.Background 1 2. High intensity rainfall is characteristic of large areas of the Sahel causing widespread rainfall runoff and erosion.

Priority has therefore been given to a range of measures for run-off and soil erosion control. One such measure, the use of stone bunds built on natural contour lines, has been promoted and supported by governments, NGOs, extension agents and farmers for more.

77499 views Tuesday, November 3, 2020