BORDA and BNS Network

BORDA advises and facilitates projects in the sectors of decentralised sanitation, wastewater treatment, water and energy supply, and solid waste disposal in Asia and Africa. Active for over 30 years, BORDA is part of a network of international research and development organisations.

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Basic Needs Services

Basic Needs Services (BNS) are directly linked to the UN's Millenium Development Goals and are in keeping with the objectives of climate protection of the Kyoto Protocol. They are actions geared towards improving living conditions for disadvantaged target groups.

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DEWATS Service Packages

BORDA strives to create sanitation solutions: DEWATS (Decentralised Wastewater Treatment Solutions) Service Packages include not simply the construction of this proven solution but a whole set of integrated measures, combined according to demand.

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BORDA is facilitating BNS development projects in Asia and Africa. Currently there are more than 20 project cooperation offices worldwide of partner organisations, accountable for planning and implementation of socialstructure development projects.

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News from BORDA Southern Africa (SADC)


by Christopher Kellner, BORDA Partner, WASAZA Zambia, 25.07.2013

While waste water ponds are not necessarily known as an environmental asset, the Livingstone waste water ponds feature quite a spectacular range of wildlife and natural beauty, as the ponds are directly adjacent to the Mosi...[more]

DEWATS and DESWAM Project Visit

by Bossman Liana, BORDA Tanzania, 24.07.2013

27 June 2013 was a special day for BORDA. On that day, the BORDA team went on an expedition around Dar es Salaam to see the fruits of their labour, namely the CCBRT project, STP Kigamboni, Majani ya Chai School, and the...[more]


by Christopher Kellner, BORDA Partner, WASAZA Zambia, 16.07.2013

All inhabitants of Kanyama, estimated at 400,000, have a role to play when it comes to keeping their groundwater clean. Since the area is rocky, it is not possible to provide a sewer line. Moreover, sanitation services are poor....[more]

Good Waste Management Practice

by Tanja Graefintz, BORDA Partner, WASAZA, 17.05.2013

When travelling in Zambia, one is almost constantly confronted with poor waste management practices. Incidences of people throwing waste from buses and cars are commonplace. The result is a landscape strewn with rubbish. A major...[more]

Going weltwaerts with BORDA 

Learning through active helping“ is the motto of the voluntary service program Weltwärts for young people between the ages of 18 and 28.

For those interested in volunteering in developing countries, the program offers a chance to acquire international experience, intercultural skills, and professional qualifications.

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SBS in Southern Africa 

Linking sanitation, health and education
Research and practical experience have illuminated the link between sanitation, health and education.  However, sanitation facilities in many schools in Southern Africa are in a poor and neglected condition. Due to this situation, alternative cost-effective wastewater concepts, such as DEWATS School Based Sanitation, can play a major role in the struggle to improve health and hygiene in schools.

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Mapping of Implementations 

In cooperation with Google Earth, BORDA shows an overview of their projects in South Asia, Southeast Asia and Southern Africa, SADC.

Read more and download regional files for an geographic survey of a range of BORDA projects.


DEWATS Special Newsletter 

BORDA received the Development Solutions Award by IWA for outstanding “innovations and contributions to technology and community facilitation that transform service delivery in low income urban settlements.” read more


DEWATS Newsletter

BORDA publishes the electronic newsletter on DEWATS Information quarterly.

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Up-to-Date video
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A short demonstration of an dewats system in Tamil Nadu/India


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