First Wastewater Desalting Plant in Central Coast, California
This paper describes a 144.6 liter/second (L/s) (3.0 million gallon per day (mgd)) water reclamation plant and a 35 L/s…
Influence of Activated Sludge Flocculation on Secondary Clarification
The success of gravity separation of activated sludge from a treated effluent depends on the flocculent nature of the mixed…
The Significance of Metals in Stormwater Runoff: Total Versus Dissolved Concentrations-Fresno NURP Data
Based on analysis of NURP data from four sites in Fresno, California, several preliminary conclusions can be drawn about dissolved…
Predesign Evaluation of Biosolids Thickening Methods
Co-thickening of primary and waste activated biosolids (WAS) using dissolved air flotation (DAF) thickeners was chosen for the biosolids processing…
Rerating the Central Valley TF/SC Facility
This paper presents a case history of a “rating study” that was performed at the Central Valley Water Reclamation Facility…
Implementation of a Liquid Waste Handling Program at the City of Lincoln, Nebraska
Interest in handling and disposing of municipal and industrial liquid wastes has been increasing in recent years as new landfill…
Meteorological Monitoring Requirements for Wastewater Treatment Plants–Uses, Siting, and Design
Interest in determining air quality impacts due to emissions from wastewater treatment plants (WWTPs) has been increasing in recent years…
San Diego Water Reclamation Plan Update
This paper discusses the past four years of effort toward developing a water reclamation and reuse plan for the San…
Mathematical Simulation of Secondary Clarifiers Coupled With Activated Sludge Reactors
Past design of secondary clarifiers has relied on empirical experience, e.g., maximum allowable overflow rates and solids loadings. Although recent…
The Role of Quantitative Risk Assessment in Chemical Releases and Wastewater Treatment Plant Design
Recent attention has focused on a more quantitative approach to risks associated with the accidental release of hazardous materials. A…
Food Processing Industry Acceptance of Biosolids and Effluent Reuse, an Issue for the 90’s
Nonacceptance of biosolids and effluent reuse by the food processing industry has been a controversial issue since the late 1970s….
Improving Final Clarifier Performance Through Simple Cost-Effective Modifications
As more communities become concerned about raising user fees to fund new water and wastewater systems, getting the most out…