Industrial pretreatment monitoring depends on samples that accurately represent changing wastewater conditions. A grab sample may capture a single discharge…
Small wastewater systems often face a difficult financial equation: aging treatment equipment, strict discharge requirements, limited rate revenue, and a…
Wet weather can transform a wastewater treatment plant’s hydraulic and solids-loading profile within hours. In the Los Angeles Basin, intense rainfall, aging…
Pumps are among the most consequential assets in a water or wastewater system. A failed unit can reduce capacity, trigger emergency callouts, increase energy…
Return activated sludge (RAS) control is one of the most important daily responsibilities in an activated sludge wastewater treatment plant. Operators adjust…
Disinfection is the final safeguard between treated wastewater and the environment. For decades, chlorine has been a dependable choice because it is familiar,…
Drought conditions can shift water conservation from a voluntary public message to a formal operating requirement. For water and wastewater agencies in the Los…
Water and wastewater agencies rely on people who can make sound decisions under pressure. A pump station alarm, staffing shortage, equipment failure, or severe…
Cogeneration systems can turn biogas from anaerobic digestion into useful electricity and heat, helping a water resource recovery facility reduce energy…
Lift stations are essential to wastewater collection systems, yet their wet wells and access structures can expose workers to some of the most serious hazards…