Microplastics from different viewpoints
A growing body of scientific literature reporting potential human health risks caused by microplastics and the presence of microplastics in…
Using Artificial Intelligence and Machine Learning Operations in the Water Industry
Advancements in computing, data availability, and artificial intelligence/machine learning (AI/ML) technologies have revolutionized operational efficiency and predictive maintenance. Water utilities…
Multi-class machine learning classification of PFAS in environmental water samples: a blinded test of performance on unknowns
The ability to identify the origin of detected PFAS in environmental samples is of great interest. This work used a…
Fate of perfluoroalkyl and polyfluoroalkyl substances (PFAS) through two full-scale wastewater sludge incinerators
Perfluoroalkyl and polyfluoroalkyl substances (PFAS) are an emerging issue in wastewater treatment. High-temperature thermal processes, incineration being time-tested, offer the…
An Evaluation of Biosolids Management in Maine and Recommendations for the Future
Several factors have made the current situation for managing biosolids very challenging and uncertain for the Publicly Owned Treatment Works…
Pathways and Barriers to Corporate Water Stewardship in the Colorado River Basin
The Colorado River is the lifeblood of the American West. It supports 30 Native American tribes and farms, cities, and…
Transformation of organic carbon through medium pressure (polychromatic) UV disinfection of wastewater effluent during wet weather events
An observed decrease in total organic carbon (TOC) and dissolved organic carbon (DOC) concentrations following wastewater disinfection with medium pressure…
Application of a fluorescence EEM-PARAFAC model for direct and indirect potable water reuse monitoring: Multi-stage ozone–biofiltration without reverse osmosis at Gwinnett County, Georgia, USA
Periods of drought coupled with increasing population growth have prompted increased interest in potable water reuse in Gwinnett County, Georgia,…
The Risk of the Status Quo: New Thinking to Transform Business Practice
GHG-reduction and equity investment projects can result in cost savings and revenue, making them core business enhancing opportunities. Even during…
Preponderance of Evidence – Advances in Using Distributed Temperature Sensing to Locate and Quantify Sources of I/I
Distributed Temperature Sensing (DTS) along a fiber optic cable can be used to identify specific locations of significant I/I sources…
PFAS Fate in Pyrolysis System Reflecting Full-Scale Configurations – Thermal Oxidizer Impacts
Wastewater facilities regularly receive per- and polyfluoroalkyl substances (PFAS) contaminated influent flow. While the treatment process does not increase the…
Biogas Harvester Recovers Dissolved Biogas for Energy Production, GHG Reduction, and H2S Collection
Biogas Harvester (patent pending), when installed to treat raw sewage upstream of a pumping station or Water Resource Recovery Facility…