Tag: Environmental Protection Agency

PFHxS Removal: Strategies and Technologies for Effective Water Treatment Introduction Perfluorohexane sulfonic acid (PFHxS), a member of the per- and polyfluoroalkyl substances (PFAS) family, has garnered increasing attention in the environmental health and water treatment sectors. Contamination of water sources with PFHxS poses significant public health risks, including potential links to cancer and endocrine disruption. […]

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 […]

Water Filter That Removes PFOA: Essential Solutions for Contaminated Drinking Water Introduction Per- and polyfluoroalkyl substances (PFAS), particularly perfluoroctanoic acid (PFOA), have emerged as a significant public health concern. As of July 2025, studies show that PFOA is linked to serious health risks, including kidney cancer, immune system effects, and developmental issues. With regions across […]

Public Water System PFAS: Navigating the Challenge of Contaminants in Our Drinking Water Introduction In recent years, the presence of per- and polyfluoroalkyl substances (PFAS) in public water systems has emerged as a critical concern for municipal directors, environmental engineers, and plant operators alike. These "forever chemicals" have been linked to serious health issues, prompting […]

Solidification of PFAS Waste: An In-Depth Analysis for Environmental Engineers Introduction As the awareness of per- and polyfluoroalkyl substances (PFAS) continues to rise, so does the urgency for effective waste management solutions. Known as "forever chemicals" due to their persistent nature in the environment, PFAS compounds present significant challenges for environmental professionals tasked with waste […]

Electron Beam for PFAS: A Comprehensive Guide to Innovative Water Treatment Solutions Introduction Per- and polyfluoroalkyl substances (PFAS) have emerged as a significant environmental challenge, gaining widespread attention due to their persistence in the environment and potential health risks. As regulations tighten globally—especially in the U.S. where the EPA has established stringent guidelines—water treatment technologies […]

Novel PFAS Adsorbents: Innovative Solutions for Contaminated Water Treatment Introduction Per- and polyfluoroalkyl substances (PFAS) have emerged as some of the most persistent environmental contaminants, posing significant health risks and regulatory challenges. As of July 2025, the regulatory landscape has evolved considerably, with stricter guidelines from the Environmental Protection Agency (EPA) emphasizing the need for […]

Understanding the NPDES Permit for PFAS: Regulatory Framework and Challenges Ahead Introduction As emerging contaminants, per- and polyfluoroalkyl substances (PFAS) have garnered significant attention in recent years due to their widespread presence in the environment and potential adverse health effects. The National Pollutant Discharge Elimination System (NPDES) permit program plays a crucial role in regulating […]

PFAS Treatment Case Studies: An In-Depth Analysis of Solutions and Strategies Introduction Per- and polyfluoroalkyl substances (PFAS) have emerged as a critical environmental concern due to their widespread presence and potential health risks. As regulatory frameworks evolve and public awareness increases, water treatment facilities grapple with effective methodologies for PFAS mitigation. This article delves into […]