Water Quality Articles
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10 Things I Didn’t Know About Algae
Algae, often overlooked in everyday conversations, wield significant influence on our environment, health, and even global climate. Beyond their tranquil appearance in ponds and oceans, algae harbor a wealth of intriguing and sometimes surprising characteristics. By exploring the world of algae, we gain insight into their significant effects on ecosystems and human well-being, which is essential ...
By LG Sonic
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Oil Level Sensors: Monitoring Oil-Water Interface for Separation Efficiency
Overview In the extraction of petroleum (oil) by hydraulic fracturing, oil flows to the well emulsified with fracturing water. As part of the extraction operation, oil and water are separated at the well site. Separation also occurs at the refinery, where crude oil from the well site contains water that must be removed before refining. Separation vessels or separators are used for the process, ...
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Applying Soil Quality Guidelines for Polycyclic Aromatic Hydrocarbons (PAHs) at Contaminated Sites
The Canadian Soil Quality Guidelines provide a comprehensive framework for addressing soil contamination by Polycyclic Aromatic Hydrocarbons (PAHs) to protect environmental and human health. The full guidelines can be found here: Canadian PAH Guidelines. Key steps in applying Canadian Soil Quality Guidelines for Polycyclic Aromatic Hydrocarbons (PAHs) at a contaminated site include: Step 1: ...
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Say No to Chemicals in Water Treatment: Protecting Water with LG Sonic’s Ultrasound Technology
In today’s world, the management of algal blooms often calls for urgent action, with many turning to chemical treatments as a quick-fix solution. However, the reality is that these chemicals only worsen the already precarious situation, further disrupting ecosystems and compromising water quality. At LG Sonic, we advocate for a different approach – one that prioritizes sustainability ...
By LG Sonic
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Water trends in integrated water resource management for 2024: challenges and solutions
It is a critical time for water resource management, which is facing a series of major challenges including climate change. This phenomenon is generating longer periods of drought and more intense rainfall. Tackling this issue, along with the problems of demographic growth and urban development, poses multiple challenges in different areas for water management authorities, which call for answers ...
By Idrica
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Brioche Pasquier entrusts Veolia with the construction and management of a new wastewater reuse unit
> The solution implemented by Veolia will allow for the reuse of 3 cubic meters per hour (m3/h), or 3,000 liters per hour (l/h), of wastewater after treatment. > The amount of water taken from the city for cooling will be reduced by 85%, representing a saving of 18,000 m3/year. The treated wastewater that is not recycled is used for agricultural irrigation. Brioche Pasquier, a French ...
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What are the Applications of Geomembranes?
Geomembrane plays a very important role in today’s engineering construction. It is a high molecular polymer with good anti-seepage, tensile resistance, tear resistance, isolation and protection properties, and is widely used in various engineering fields. This article will introduce in detail the role of geomembrane liner and its application in different ...
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Canadian Soil Quality Guidelines for PAHs
The document provides detailed guidelines on Canadian Soil Quality for protecting environmental and human health, focusing on Polycyclic Aromatic Hydrocarbons (PAHs). It revises the 2008 guidelines, incorporating improvements in the understanding and implementation of PAH soil quality guidelines, superseding those from 1997. The key points include:PAH Sources and Nature: PAH contamination is ...
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Creating Slipway Design Drawing
Designing slipways requires careful planning, engineering expertise, and attention to detail to ensure the safe and efficient launch and retrieval of vessels. Slipways are inclined ramps or platforms used for launching and docking boats, yachts, and ships in marine facilities such as boatyards, shipyards, and marinas. Creating detailed slipway design drawings is a crucial step in the construction ...
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Can Algae Make You Sick? When Harmful Algal Blooms Result in Public Health Disasters
Algae, a diverse group of photosynthetic organisms, play a vital role in aquatic ecosystems, serving as the foundation of the food chain and contributing to oxygen production. However, under certain conditions, typically fueled by nutrient pollution and warm temperatures, some algae species can undergo explosive growth, forming dense colonies known as algal blooms. While not all algal blooms are ...
By LG Sonic
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HUMAN HEALTH RISK ASSESSMENT (HHRA) NOTE NUMBER 3, DTSC-modified Screening Levels (DTSC-SLs)
The Human Health Risk Assessment (HHRA) Note Number 3, revised in May 2022, includes detailed information about the California Department of Toxic Substances Control (DTSC) development of modified screening levels based on the U.S. Environmental Protection Agency’s (USEPA) Regional Screening Levels (RSLs) for human health risk assessment at hazardous waste sites and permitted facilities. ...
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Water treatment in different manufacturing industries
Water plays a critical role in industrial processes, serving as a vital resource for manufacturing goods and maintaining machinery and supplies. However, the quality of water can differ depending on its source, whether it is from a deep well, lake, river, or municipal supply. To address water quality concerns, different treatment methods are available, with the optimal approach ...
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Essentials for a Successful Industrial Water Reuse Project
Plans must consider local conditions and plant characteristics Industrial companies are increasingly interested in reusing their water for multiple purposes. Several factors are driving this trend. As industries face more stringent environmental regulations that require them to minimize water discharges and pollutants, many are turning to water reuse to comply with these regulations and avoid ...
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The Eruption in Iceland: Mass Spectrometry at the Forefront
Introduction The recent eruption on the Reykjanes Peninsula in Iceland has not only captivated observers with its raw natural beauty but also raised urgent questions about its effects on the environment and air quality. With volcanic activity posing a constant threat in various parts of the world, the necessity for accurate and timely monitoring of volcanic emissions has never been more ...
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Blossoming Menace: The Detrimental Impacts of Spring Algal Blooms and Proactive Management Strategies
Spring brings with it a burst of life and rejuvenation, yet it also ushers the troublesome phenomenon of algal blooms in many aquatic ecosystems. These blooms, fuelled by a combination of environmental factors and human activities, can have profound ecological, socio-economic, and public health implications. Algal blooms battle against the established habitats within water in an attempt to ...
By LG Sonic
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Biofilm: What Is It and How to Control It
Biofilms, intricate communities of microorganisms including bacteria, fungi, and other microscopic entities, thrive on surfaces through a remarkable process of collaboration and self-protection. Encased within a self-produced, slime-like matrix, these microorganisms firmly anchor themselves to a variety of surfaces, from the moist lining of a water pipe to the hard enamel of our teeth. While ...
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OxyMem MABR-Severn Trent - Case Study
Project Details Challenges The consumption of energy is one of the highest operational costs for Severn Trent and the main cause of greenhouse gas emissions for the company. Solution MABR system can potentially reduce up to 75% energy consumption compared to conventional activated sludge using bubble-based aeration. Energy reduction They were seeking a solution that reduced their energy ...
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Natural Polymers for Industrial Flocculation: A Guide
Imagine stepping into a world where the water is sustainably clarified. Not through magic, but science. The hero? Natural polymers for industrial flocculation. These aren’t your everyday materials. Derived from plant and marine life, they’re shaking up how we purify our most precious resource: water. Flocculants have been around for ages, true. But synthetic options are so yesterday ...
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LG Sonic in the Fight Against Climate Change: How Lakes Contribute to GHG-Emissions and How Sustainable Technologies Can Help Reduce CO2
As heatwaves and storms intensify, it becomes evident how threatening climate change is for our planet. Surprisingly, algal blooms exacerbate its effects, emphasizing the need to tackle this hidden problem. When they affect water bodies, algal blooms unexpectedly transform them into a source of greenhouse gas (GHG) emissions and therefore an environmental threat. LG Sonic, based in the ...
By LG Sonic
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Handling food processor wastewater treatment surprises with automatic scraper strainers
For food processors, removing suspended solids such as fats, grease, grit, contaminants, and leftover process materials from liquids is necessary to comply with regulations like the EPA’s Clean Water Act, which sets wastewater standards for industry and national water quality criteria for pollutants in surface waters. To remain compliant, processors often use clarifiers, also known as ...
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