Design of Solids Disposal Systems for a Large Waste Treatment Plant
Historically, one of the most vexing problems facing designers and operators of sewage treatment plants has been the treatment and…
Marine or Estuarine Wastewater Disposal
The City and County of San Francisco is presently undertaking a comprehensive program to upgrade its wastewater treatment and disposal…
Computer Controlled Wastewater Reclamation Plant
Scheduled for startup in 1976, the Central Contra Costa Sanitary District’s new wastewater treatment plant near Concord, California, will be…
Design of Integrated Approach to Nutrient Removal
The Central Contra Costa Sanitary District (CCCSD) new 30,000,000-gal/day (113,500-m3/day) Water Reclamation Plant presently under construction near Concord, Calif., will…
Nutrient Control in North San Francisco Bay
A water quality management plan is being prepared for Contra Costa County. Tidal waters of the San Francisco Bay estuary…
Upgrading a Complex Mix Activated Sludge Wastewater Treatment Plant
Many laboratory or pilot-plant studies of the activated sludge process are documented each year. Unfortunately their theoretical nature and the…
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…
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…
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…
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…