Trace Organic Compounds and Implications for Wastewater Treatment: Technical Brief
This Technical Brief has been prepared in response to concerns over the presence of trace organic compounds (TOrC) in wastewater, water supplies, and the receiving environment (Associated Press,...
Develop and Demonstrate Fundamental Basis for Selectors to Improve Activated Sludge Settleability: Phase 2 Lab Investigation
The primary objective of this research was to compare dilute sludge volume index (DSVI) control in equally-sized single- and multi-stage anoxic and anaerobic selectors relative to a control...
Biosolids Processing Modifications for Cake Odor Reduction (Phase 3 of Identifying and Controlling the Municipal Wastewater Environment)
Phase 3 of the overall WERF project was developed to study eight Phase 2 hypotheses in more depth, beginning in the laboratory (bench-scale) studies and continuing on...
Disinfection of Wastewater Effluent: Comparison of Alternative Technologies
There is a tremendous amount of literature on and experience with wastewater disinfection alternative. However, it is difficult for wastewater professionals to sift...
Analysis of Existing Community-Sized Decentralized Wastewater Treatment Systems
This nationwide study has gathered data/information for and examined the performance of large-scale decentralized and small community wastewater systems and flows...
Water Reuse
Water Reuse: An International Survey of current practice, issues and needs examines water reuse practices around the world from different perspectives. The objective is to show...
Biosolids Samples Processing for Analyses of Pathogens
In this study, a two-step approach was used to develop new sample detection and processing methods that facilitate the application of molecular techniques to uses and...
Evaluation of Bacterial Pathogen and Indicator Densities After Dewatering of Anaerobical Digested Biosolids Phase II and III
The sudden increase in indicator bacteria, including fecal coliforms (FCs) and E. coli, was evaluated at several full-scale facilities, in addition to the increase...
Factors Affecting the Performance of Primary Treatment in Onsite Systems
Approximately 23 percent of the estimated 115 million occupied homes in the United States are served by onsite wastewater systems. The vast majority of onsite wastewater treatment systems include...
Minimization of Odors and Corrosion in Collection Systems
Wastewater collection system odors and corrosion issues continue to grow in importance to the community and to system owners and operators. Odor and corrosion...