Wastewater not only includes sewage but also water from baths, showers, sinks, etc and wastewaters generated by industry. As such wastewater may form malodorous gases and may contain pathogenic micro-organisms, nutrients (stimulate growth of aquatic plants) and toxic compounds. The objective of wastewater treatment is therefore to protect the environment which satisifies public health, economic and social considerations and political concerns.
The following general information related to wastewater is available:
Wastewater Sources - This section provides an overview of typical sources of wastewater and their characteristics.
Wastewater Treatment Principles - This section provides an overview of typical wastewater treatment types and technologies.
Treated Wastewater Discharge/Disposal - This section provides an overview of typical methods for discharge/disposal of treated wastewater.
Sludge Treatment and Disposal - This section provides an overview of typical sludge treatment systems, and discusses the importance of appropriate handling and disposal.
Wastewater Reclamation and Re-Use - This section provides an overview of how wastewater can be reused for beneficial purposes.
Wastewater Quality Monitoring and Management - This section provides an overview of legislation and regulations and describes typical requirements for effective wastewater monitoring and management.
Wastewater Quality Parameters - This section describes typical wastewater quality parameters.
Laboratories - This section describes the types of laboratories and provides links to laboratory services.
In addition to the above, some useful water related sites and news can be accessed.