An Integrated High Rate Pond-Algae Harvesting System
Conventional methods of wastewater treatment have been developed primarily to overcome public health hazards, and nuisances such as odors and…
How to Finance and Engineer a Water Quality Control Program with Federal Assistance
When I accepted your kind invitation to appear before your group to discuss the engineering aspects of water quality control…
High Rate Ponds for Algae Harvesting from Wastewater
Algae are among a number of organisms currently under investigation as sources of “single cell protein” for livestock or, less…
Evaluation Protocol: Non-Potable Options for Meeting Urban Water Needs
The reuse of municipal wastewater is motivated by two primary considerations: 1. A shortage of fresh water supplies. 2. The…
Tidal Exchange at Golden Gate
Because of the complexities of bay and estuarine systems, sophisticated mathematical models are being employed to an increasing degree in…
Effect of Turbulence on Activated Sludge Effluent Clarity
The activated sludge process is one of the most commonly employed sewage and industrial waste treatment processes. However, increasingly stringent…
Techniques for Formalization of Maintenance Procedures
Every man who has ever been in charge of the operation and maintenance of a plant that utilizes a large…
Automation Comes to L.A
An expandable automated control system which will permit the addition of improved processing techniques as they become available is being…
Development and Implementation of Biological Denitrification for Two Large Plants
The development of two different denitrification systems is described in this paper. An attached growth denitrification process was developed for…
Physical Conditioning of Activated Sludge Floc
The activated sludge process is one of the most commonly employed domestic and industrial waste treatment processes. However, increasingly stringent…
Floc Breakup in Turbulent Flocculation Processes
Flocculation processes are found in both water and waste treatment applications. In studies of the physical nature of these processes,…
Lime Recovery and Reuse in Primary Treatment
The lime recovery and reuse study was an integral part of the research program undertaken by the Central Contra Costa…