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 South Asia

In Devanahalli, India, an Award-Winning FSTP Becomes a Model for South Asia

by Lincy Paravanenthu, BORDA India, 15.06.2017

Bringing decentralised FSM into effective operation at city scale and ensuring its sustainability is an undertaking of years. In 2017 BORDA SA has seen its efforts pay off handsomely. The Devanahalli FSTP, handed over to...[more]

The Blue Water Company: Operating and Maintaining City-Scale Faecal Sludge Management Systems

by Nithya Bharadwaj, BORDA South Asia, 13.03.2017

Blue Water Company is born out of the work of CDD Society and BORDA in South Asia. While CDD and BORDA have focused on developing technology and designing and building treatment systems for sewage and faecal sludge, a gap has...[more]

Training on Nutrient Recovery and Re-use of Human Waste for Food Production - Closing Sanitation, Agriculture and Nutrient Loops (15-18 Nov 2016 at CDD/CASS)

by Nithya B, 30.11.2016

From 15th to 18th November, 18 international participants from various professional backgrounds gathered at the CASS training centre to learn about conceptual and practical implications of human waste reuse in agriculture.[more]

Handover of the Faecal Sludge Treatment Plant to the Town Municipal Council, Devanahalli.

by Nithya B, 23.11.2016

Devanahalli, India marked World Toilet Day with the official handover to the town council of its new bio-based Faecal Sludge Treatment Plant. The plant, formerly operated and maintained by CDD Society, serves 28,000 people daily...[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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CASS _ Centre for Advanced Sanitation Solutions 

CASS - Centre for Advanced Sanitation Solutions

In 2011, along with its partners Rajiv Gandhi Rural Housing Corporation Limited (RGRHCL) and Bremen Overseas Research and Development Association (BORDA), CDD Society established a Centre for Advanced Sanitation Solutions (CASS) to disseminate knowledge and promote sustainable sanitation solutions.



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 Newsletter

BORDA publishes the electronic newsletter on DEWATS Information quarterly.

Download the DEWATS newsletter

Subscribe to the DEWATS newsletter

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


e-Disha Newsletter is published bi-monthly by CDD
The Indian Consortium for Dissemination of DEWATS (CDD) publishes the electronic newsletter on DEWATS Information for Sustainable Habitation “e-Disha” regularly.

Download the latest e-Disha newsletter

Subscribe to the e-Disha newsletter

DEWATS in India

Flash is required!
A short demonstration of an dewats system in Tamil Nadu/India


Download publications, workshop presentations, handbooks, studies & reports and video and audio documents

Jobs at BORDA

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