New Rheological Method to Evaluate the Dewaterability of Biosolids
In this paper, the changes in biosolids’ rheological properties are used as a tool to assess dewaterability. A novel “immobilization…
Anaerobic Phased Solids Digestion of Mixed Wastes
The anaerobic phased solids (APS) digestion process is a two-phase semi-batch feed thermophilic digestion process that is particularly well suited…
Realizing the Full Potential of Existing Secondary Clarifiers to Increase Sustained Peak Wet Weather Capacity
Dynamic computational fluid dynamic (CFD) modeling for secondary clarifiers was used as part of a recent facilities plan for a…
Achieving Limits of Technology (LOT) Effluent Nitrogen and Phosphorus Removal at the River Oaks Two-Stage Advanced Wastewater Treatment Plant
Due to unprecedented population growth in the late 1970s and early 1980s, Hillsborough County, FL, developed an aggressive capital improvement…
Full-Scale Operation of Large Biological Nutrient Removal Facilities to Meet Limits of Technology Effluent Requirements – The Florida Experience
As technology-driven regulatory process proceeds, there is a need to more carefully consider practical, scientific and engineering aspects of the…
Beneficial Use of Dairy, Fountain, and Fruit Beverage Wastes in POTWs
Publicly Owned Treatment Works (POTWs) increasingly face more restrictive effluent nutrient limits as Total Maximum Daily Loads (TMDLs) are applied…
Decentralized Treatment and Distributed Reuse in Rural C ommunities
Decentralized treatment and distributed reuse systems provide the opportunity for using innovative wastewater treatment technology while reusing the treated water…
JEAs Path Out of Biosolids Purgatory Through Anerobic Digestion and Drying Enhancements
In 2004 JEA (the electric and wastewater utility in Jacksonville, FL) was receiving more residuals than the Buckman wastewater treatment…
Source Control and “Hazing” BMPS for Fecal Coliform Reduction through Bird Population Management
Off the southern California coastline, Western gulls typically live in the Channel Islands, off Los Angeles and Ventura County. However,…
High-Volume Sampling for Ultra-Low Water Qualilty Analyses
Some constituents of concern to water quality managers have very low water quality criteria. For example, EPA’s National Toxics Rule…
Evaluation of Caltrans District 4 Temporary Vactor Waste and Material Storage Sites
This paper presents a novel method for selecting best management practices (BMPs) for temporary storage sites used by the California…
Water Environment Research Foundation Wet Weather Assessment Protocols
This report, Wet Weather Assessment Protocols, offers protocols on how to: 1) characterize point and nonpoint sources of WWFs, 2)…