Biosolids composting can transform a treatment residual into a stable, useful soil amendment while reducing the volume and disposal burden associated with…
California’s Title 22 Water Recycling Criteria establish the public health safeguards required when treated wastewater is reused. They define acceptable…
Los Angeles operates one of the largest and most varied wastewater collection systems in the country. Its sewer network includes vitrified clay, concrete,…
Fats, oils, and grease (FOG) are among the most persistent operational threats in wastewater collection systems. When cooking oils, animal fats, and grease…
Aeration is often the largest energy consumer in a biological wastewater treatment plant. In an aeration basin, blowers and diffusers must provide enough…
Wastewater treatment has long been viewed as an energy-intensive public service. Aeration, pumping, solids handling, disinfection, and advanced nutrient…
Climate change is altering the timing, intensity, and reliability of rainfall across Southern California. For water and wastewater agencies in the Los Angeles…
Chemical feed equipment is a small part of a treatment plant’s footprint, yet it has a major effect on water quality, worker safety, operating cost, and…
Water and wastewater treatment facilities operate through a network of processes that must remain balanced every minute. Pumps, blowers, chemical feed systems,…