The principal objectives of EAB are set out below:

1. To advance fundamental knowledge of water and environment, their basic qualities and the physical laws governing their interaction with aesthetic, economic and biological needs of the Earth's inhabitants.
2. To advance practical knowledge in the technology, design, construction, operation and management of water quality control systems and facilities and related issues.
3. To increase the understanding of the nature and function of the Earth's natural eco systems, encourage and promote actions necessary to preserve and enhance them.
4. To exchange information and experience among its members and other interested persons through organization of symposia, conferences and exhibitions as well as through various publications.
5. To promote public understanding and encourage sound regional policies in matters relating to environmental issues including surface and sub-surface water.
6. To improve the professional status of all personnel engaged in any aspects of environmental issues including but not limited to the design, management and operation of water quality control systems.
7. To stimulate public awareness, undertake studies, recommend solutions to problems.