Guides

TitleDateExcerpt
Evaluating sludge thermal hydrolysis for wastewater facilitiesWastewater agencies are under growing pressure to reduce biosolids disposal costs, improve energy performance, and manage limited digester capacity. Sludge…
The History of Water Reclamation in the Los Angeles BasinWater reclamation in the Los Angeles Basin is a story of adaptation. A region shaped by seasonal rainfall, long dry periods, population growth, and industrial…
Navigating Operator Certification Across State LinesWastewater operators increasingly move between agencies, consulting firms, and treatment facilities in different states. That mobility creates an important…
Negotiating Chemical And Equipment Contracts With ConfidenceChemical and equipment contracts shape the reliability, safety, and cost of water and wastewater operations. A favorable agreement is not simply the one with…
The ABCs of Biological Phosphorus Removal for OperatorsPhosphorus is an essential nutrient, but too much of it in a receiving water can stimulate algae growth, reduce dissolved oxygen, and damage aquatic…
Using Tracer Studies To Evaluate Wet Weather Storage TanksWet weather storage tanks play a critical role in protecting treatment plants and collection systems during storms. They temporarily hold peak flows, reduce…
Developing A Sewer Spill Prevention And Response PlanA sewer spill can move from a localized operational problem to a public health, environmental, and regulatory emergency within minutes. A blocked force main,…
Advances in Centrifuge Dewatering Polymer OptimizationCentrifuge dewatering has become a central process for reducing biosolids volume, transportation costs, and disposal liabilities at water resource recovery…
Lessons From the LA River Revitalization And Water Quality ImprovementsThe Los Angeles River has long been understood as both essential infrastructure and a public landscape with untapped potential. Its concrete channels protect…
A Practical Framework for Evaluating Wastewater HeadworksHeadworks are the first line of protection for a wastewater treatment plant. They remove screenings, grit, and other debris before these materials can damage…