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 Africa

In non-sewered areas of Dar es Salaam, Tanzania, BORDA and partners demonstrate, monitor and evaluate decentralised wastewater systems

by Eva Schoell, BORDA Africa, 15.06.2017

Dar es Salaam’s population of 4.36 million (2012 Census) is growing at an annual rate of 6.63% (UN-HABITAT, 2014)—the population will more than double within the next ten years. Currently less than 10% of the city is connected...[more]

World Water Day 2017 – South Africa

by BORDA Africa, 15.03.2017

On 22 March, South Africa will celebrate World Water Day, encouraging its citizens to take action to mitigate the global water and sanitation crisis. Between 1990 and 2015, South Africa made substantial gains in improving access...[more]

Non-conventional sanitation solutions recommended for Mwanza

by BORDA Africa, 13.03.2017

On behalf of UNHABITAT, BORDA-Tanzania recently developed a number of recommendations for non-conventional sanitation technologies for the informal settlements, schools and public places of Mwanza. Mwanza is Tanzania’s second...[more]

Decentralised wastewater solutions for non-sewered areas of Dar es Salaam

by Laura Bright-Davies, BORDA Africa, 24.11.2016

Dar es Salaam’s population of over 4 million is expected to more than double within the next ten years. Yet less than 10% of the city is currently connected to a public sewer network, and more than half of the wastewater from...[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

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EU Water Facility funded school sanitation project in Lesotho

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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