Sewage World Wastewater and water treatment plants around the world: virtual visit and industrial flowcharts
Association of Metropolitan Sewerage Agencies (U.S.) Has current news and information about clean water issues (such as nonpoint source pollution and radioactivity in municipal wastewater), as well as resources for POTW operators.
U.S. EPA Office of Wastewater Management Information on wastewater treatment technologies, NPDES permitting requirements, biosolids management, EPA water quality initiatives, and other water quality topics.
Camden County Municipal Utilities Authority The CCMUA treats 55-60 million gallons per day of wastewater in Camden County, NJ, USA. Topics run from industrial pretreatment to sludge disposal.
World Wide Web Virtual Library: Wastewater Engineering Municipal Wastewater, Academic and Research Institutions, Professional and Trade Organizations, Consultants, Suppliers, Resource bases, Company listing collections, Pretreatment, and Agencies.
Wastewater fact sheet From Pipeline* by National Small Flows Clearinghouse. This publication has been adapted for use in Indiana by Purdue University
Water and Wastewater Equipment Manufacturers Association WWEMA is a non-profit trade organization for companies that manufacture products sold to the potable water and wastewater treatment industries. Members supply leading-edge products and technologies, offering solutions to numerous water-related environmental problems and needs.
CIPCA Colorado Industrial Pretreatment Coordinators Association
Activated Sludge Microorganisms Discusses and illustrates the organisms in sludge, and what can be learned by microscopic analysis of biological treatment systems for wastewater.
King County Industrial Waste Program How the county (Washington state, USA) regulates industrial discharges into its wastewater system, including discharge limits, approvals, enforcement, and fees.
Cap-Net.Org Water education and training, integrated water resources management, IMRM, IWRM, reports, training material, case studies, information, specialists, global water partnership, capacity building in IWRM, database of global water management, training institutes.
National Small Flows Clearinghouse Provides information about alternative waste water systems for home owners or communities serving fewer than 10,000 people who treat wastewater via septic systems. Includes publications, services and databases of related information.
NSF International: Certified Wastewater Treatment Units Database of wastewater treatment processes and equipment (for industrial, municipal, and residential use) that have been evaluated and certified to meet technical standards.
Ecowaters Projects CEPP conducts workshops, demonstrations, evaluation and public education about ecological wastewater solutions, such as composting toilets and graywater systems.
ChemDen Nitrate Conversion Pilot Plant Information about a new denitrification technology to convert nitrate in wastewater, agriculture runoff, and other waters to nitrogen gas.