Tag: Granular Activated Carbon

PFNA in Water: Understanding the Risks and Solutions Introduction Perfluorononanoic acid (PFNA) has increasingly become a focus of concern among environmental engineers, public health officials, and regulatory agencies. This stubborn chemical, part of the broader class of per- and polyfluoroalkyl substances (PFAS), poses significant risks to drinking water sources and, consequently, human health across various […]

Water Treatment Plant PFAS Upgrades: Navigating the Path to Enhanced Safety and Compliance Introduction As of July 2025, the presence of per- and polyfluoroalkyl substances (PFAS) in water supplies has emerged as a critical public health concern, necessitating immediate technological and regulatory responses. PFAS, often dubbed "forever chemicals," are notorious for their persistence in the […]

Water Pitchers That Remove PFAS: A Comprehensive Guide for Clean Drinking Water Introduction Per-and polyfluoroalkyl substances (PFAS) have emerged as one of the most pressing public health concerns in recent years. Often referred to as "forever chemicals," PFAS are synthetic compounds that resist degradation in the environment and human body. Exposure to PFAS has been […]

PFAS in Effluent: Understanding, Mitigating, and Regulating Forever Chemicals in Wastewater Introduction Per- and polyfluoroalkyl substances (PFAS) have emerged as a critical environmental concern due to their widespread use and persistent presence in water bodies. As of July 30, 2025, the regulatory landscape surrounding PFAS has intensified, requiring municipal water treatment facilities and industrial operations […]

PFAS System Design: Insights and Solutions for Effective Water Treatment Introduction The increasing prevalence of per- and polyfluoroalkyl substances (PFAS) in water sources presents significant challenges for environmental engineers and municipal water treatment facilities. As of July 2025, regulations surrounding PFAS have intensified, pushing the need for effective PFAS system design to the forefront of […]

Understanding Empty Bed Contact Time (EBCT) in the Context of PFAS Removal Introduction As communities increasingly confront the pervasive issue of per- and polyfluoroalkyl substances (PFAS) in water supplies, the need for effective water treatment solutions has never been more pressing. Among various treatment methodologies employed, understanding Empty Bed Contact Time (EBCT) is critical for […]

Understanding GAC Contact Time: A Critical Factor in Water Treatment Efficiency Introduction Granular Activated Carbon (GAC) is an essential component of water treatment systems, widely used to remove contaminants and improve water quality in both municipal and industrial applications. Yet, one pivotal parameter often overlooked in the design and operation of GAC systems is contact […]

PFAS Degradation Byproducts: A Comprehensive Analysis for Environmental Engineers Introduction The emergence of per- and polyfluoroalkyl substances (PFAS) as pervasive environmental contaminants has been a critical concern for environmental engineers, regulators, and public health officials. One pressing issue is the identification and management of PFAS degradation byproducts, which can include a variety of unexpected and […]

GAC Reactivation for PFAS: A Comprehensive Solution for Water Treatment Introduction As global awareness increases regarding per- and polyfluoroalkyl substances (PFAS) and their detrimental effects on public health and the environment, the need for effective treatment solutions has become a pressing concern for water treatment facilities. Granular Activated Carbon (GAC) systems have emerged as a […]

Foam Fractionation for PFAS: A Comprehensive Solution for Contaminated Water Introduction The contamination of drinking water sources with per- and polyfluoroalkyl substances (PFAS) represents one of the most pressing environmental challenges of the 21st century. As municipalities and industries grapple with stringent regulations and public health concerns, finding efficient treatment methods has become paramount. Foam […]