Tag: water
Water is the sign of life. A global survey shows that approximately 70% of the earth’s surface is covered by water in the form of oceans, seas, rivers, lakes, etc. Despite being abundant, water is becoming highly scarce due to the growing disparity between freshwater supply and usage. The imbalance between the supply and demand […]
Biological treatment in wastewater management is a process that mimics the natural purification mechanisms found in the environment. It involves using microorganisms, such as bacteria and protozoa, to break down organic matter in sewage or industrial effluents. This method is favored for its efficiency in reducing the load of pollutants and its role in the […]
Advanced treatment in wastewater management is increasingly essential as clean water becomes a critical resource worldwide. This multidimensional approach to water purification utilizes sophisticated methods beyond traditional primary and secondary treatments to address a myriad of contaminants. These advanced processes are designed to meet stringent environmental standards, aiming to reduce pollutants to levels that protect […]
Secondary treatment in wastewater is a vital process that follows the primary treatment stage to purify wastewater further before it is released into the environment or reused. Primary treatment involves the removal of large solids and sedimentation, which reduces the water’s organic load but does not eliminate dissolved organic matter or pathogens. This is where […]
Drum screens are essential components in modern wastewater treatment facilities. They play a pivotal role by mechanically separating solid waste from the liquid stream at the very beginning of the treatment process. Their primary function is to prevent large debris and particulate matter from entering and potentially damaging subsequent equipment or hindering the effectiveness of […]
Screening is a critical first step in the wastewater treatment process that serves to protect the rest of the system from large debris. At wastewater treatment plants, water first passes through screens to remove objects such as rags, paper, plastics, and metals. This is essential not only to prevent physical damage to downstream equipment but […]
Preliminary wastewater treatment is a critical first step in the water treatment process, designed to prepare the inflow for subsequent treatment stages. This stage involves the removal of coarse solids and other large materials that could potentially cause damage to pumps and other treatment equipment. DDoing so helps protect the intricate processes that follow, such […]
Wastewater treatment is an essential process for maintaining environmental health and public hygiene. It involves removing contaminants from industrial and municipal wastewater, ensuring that the water is clean enough to be released back into the environment or reused. The treatment of wastewater is a complex process that begins with preliminary steps to remove large waste […]
Top 20 AWWA-WEF Books 1. Public Health Effects of Disasters (2021) – Guidance on protecting public health during and after natural disasters, chemical spills and other emergencies that disrupt water and wastewater infrastructure. 2. Activated Sludge and Nutrient Removal (2022) – Provides updated technical details on activated sludge processes, nitrogen and phosphorus removal, troubleshooting guidance, […]
Global engineering and consulting firm Black & Veatch (B&V) announced this week that it has acquired the water business of MJ Gleeson Group, an Australian construction and civil engineering company. This strategic acquisition significantly expands B&V’s water infrastructure capabilities and strengthens its presence across the Asia-Pacific region. MJ Gleeson’s water infrastructure division specializes in designing […]