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 Itika kilimbe, BORDA ESA, 31.08.2015

The 24th to the 26th of June 2015, BORDA attended the 4th Annual Scientific Conference on Science Technology and Innovation at the Julius Nyerere International Conference Center, funded by COSTECH, the Tanzanian Commission for...[more]

International Capacity Building Tool for Biogas

by Christopher Kellner, BORDA ESA, 11.08.2015

There is growing demand for renewable energy technologies. BORDA’s Integrated Decentralised Sanitation Solutions systems can be a small scale solution for this demand. By adding further components that are easy to operate and to...[more]

Sanitation Indaba and Project visit by the Minister of Water Affairs and Sanitation in Durban

by Carley Truyens, BORDA South Africa, 17.06.2015

The 2015 National Sanitation Indaba, hosted by eThekwini Municipality in Durban, South Africa, highlighted the need for innovation and collaboration across the sanitation sector to increase sanitation coverage, restoring dignity...[more]

Laying the foundation stone in West Africa - BORDA network may expand to Mali!

by Jacob Woelki, BORDA SADC, 24.04.2015

BORDA ESA was requested to conduct a knowledge transfer workshop within the project of “Food Security and Support of Rural Development in the Districts Timbuktu, Rharus and Dogonland in Northern Mali” funded by the BMZ[more]

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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 Newslettter 

DEWATS Newsletter

BORDA publishes the electronic newsletter on DEWATS Information quarterly.

Download the DEWATS newsletter

Subscribe to the DEWATS newsletter


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

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



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