Sludge Disposal
Conditioning and disposal of solids has historically caused most of the operating difficulties and accounted for a significant portion of…
Sewage Oxidation Ponds-Performance, Operation and Design
Sewage oxidation ponds as used in southwestern United States may be described as shallow artificial basins designed to receive clarified…
Discussion of “Nitrification Design Approach for High Strength Ammonia Wastewater”
Nitrification design approach for high strength ammonia wastewaters, C. E. Adams, Jr., and W. W. Eckenfelder, Jour. Water Poll. Control…
Planning for Water Reclamation and Industrial Reuse in San Francisco Bay Area
The San Francisco Bay Region, situated in the semi-arid central portion of California (Fig 1), is an area of high…
Ocean Outfall Studies at San Diego
San Diego County borders the Pacific Ocean in the extreme southwestern corner of the United States. The coast line extending…
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…
Card Record Systems for Preventive Mantenance
In any preventive maintenance program, whether in a small or large treatment plant, systematic organizing, scheduling, and recording of the…
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…