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…

Interest in handling and disposing of municipal and industrial liquid wastes has been increasing in recent years as new landfill…

Interest in determining air quality impacts due to emissions from wastewater treatment plants (WWTPs) has been increasing in recent years…

This paper discusses the past four years of effort toward developing a water reclamation and reuse plan for the San…

Past design of secondary clarifiers has relied on empirical experience, e.g., maximum allowable overflow rates and solids loadings. Although recent…

Recent attention has focused on a more quantitative approach to risks associated with the accidental release of hazardous materials. A…

Nonacceptance of biosolids and effluent reuse by the food processing industry has been a controversial issue since the late 1970s….

As more communities become concerned about raising user fees to fund new water and wastewater systems, getting the most out…

At first glance, “zero discharge” (ZD)¾eliminating the discharge of any liquid waste to the environment¾seems like an idea of unqualified…

Few municipalities in California or the nation will argue that handling and disposing of wastewater solids ids not a major…

Selenium is a constituent of petroleum, present at 0.03 – 1.4 parts per million. Crude oils from the San Joaquin…