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)

Better Sanitation facility at Disability Hospital- CCBRT

by Godlove Ngoda, BORDA-SADC, 18.10.2012

CCBRT (Comprehensive Comunity Based Rehabilitation in Tanzania) is a disability hospital located at the msasani peninsula in Daresalaam city Tanzania. The hospital serves more than 500 patients per day and it has more than...[more]

Sustainable Living Exhibition: 30 August – 01 September 2012

by Michael Hayman,BORDA Partner, DES South Africa, 12.10.2012

DES participated for the first time in the Sustainable Living Exhibition hosted by Ethekwini Municipality and Imagine Durban at the Durban Exhibition Center. It was an excellent opportunity for sustainability initiatives to share...[more]

Simgas BV introduces prefabricated Biogas Digesters in Tanzania

by Guenther Bock, BORDA Partner WASAZA Zambia, 20.09.2012

The start-up enterprise SimGas BV, Den Haag, Netherlands, has developed two types of biogas digesters out of polyethylene (PE). •The Urban digester is a small floating drum design of 550, 2000 or 3500 litre digester volume....[more]

Maximizing Benefits from Decentralized Wastewater Treatment Systems

by Christopher Kellner, BORDA Partner, WASAZA Zambia, 23.08.2012

Ecological Sanitation (ECOSAN) is based on the idea that nutrients consumed in human ingestion should go back into the ecological cycle as plant fertilizer.[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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