Training and accreditation

Join us on a sand dam learning visit

Excellent Development, alongside our partners the Africa Sand Dam Foundation (ASDF), host annual learning visits in southeast Kenya. Read more

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Join us on a sand dam learning visit

Excellent Development, alongside our partners the Africa Sand Dam Foundation (ASDF), host annual learning visits in southeast Kenya.
"The future looks bright"

From water and food scarcity to lush mango and papaya farms, this community share how their climate-smart agriculture activities have transformed their lives.
Excellent founder is finalist in UN Land for Life award

Excellent Development founder and former Executive Director, Simon Maddrell, has been shortlisted for the 2019 UN #Land4life award.
90,000 litres of clean water pumped from one sand dam

Great news from the early stages of our water yield study.

What is a sand dam?
1 million sand dams for 0.5 billion people by 2040

Read about our plan to directly support other organisations to build sand dams, in turn, realising our vision to support millions of the world’s poorest people by helping them to transform their own lives through water and soil conservation in drylands.
Donate

Please donate what you can to transform lives with sand dams and clean water.
Zimbabwe (Partner: Dabane Trust)

Dabane Trust and Excellent are working together with rural communities in the semi-arid areas of Zimbabwe to develop simple, appropriate and sustainable water abstraction and food production systems.
Sand dam manual

For everything you need to know about building sand dams, click here to read (and download for free!), Sand Dams: A Practical & Technical Manual.
Watch how sand dams work

Film explaining how sand dams work and their potential impact in the world's drylands
Job opportunities
The challenge

Find out what are drylands, why they are they are such harsh regions to live, how sand dams are applicable in drylands and what difference they can make to over 40% of the world's land surface.
September 2018 sand dam expedition with Barclays Isle of Man

Barclays Isle of Man volunteers and community members share highlights from the construction of a sand dam they worked together to build in southeast Kenya in September 2018.
Sand dams keeping the water flowing in Lekurruki

11 sand dams have been built since we starting working in northern Kenya in 2015. The impact has been dramatic says Callum Sheehan, Excellent's Programmes Officer.