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October 2024 Articles
Environmental Science & Engineering Magazine’s October issue article topics include: Tofino’s first wastewater treatment plant, watermain leaks, preventing PFAS from entering water systems, controlling invasive fish in stormwater ponds, treating challenging effluents, historical designation for Lemieux Island water treatment plant, changing public perception of direct potable reuse, and much more…
Study aims to control invasive fish in Calgary’s stormwater ponds
Calgary is one of the first municipalities in North America to begin researching control and containment strategies for invasive carp species.
The role of pump technology in achieving net-zero goals
Intelligent pump technology represents a paradigm shift in the design and operation of pumping systems, offering enhanced efficiency, reliability, and control capabilities.
Decontaminating firefighting equipment to prevent PFAS from entering water supplies
By J. Scott Poynor
Although there is still much to learn, we know that the class of chemicals known as per- and polyfluoroalkyl substances, referred to generally as PFAS, is ubiquitous in the environment and...
Melville water supply system provides resilient, cost-efficient drinking water
By Peter Hooge and Shengtao Weng
Since its founding in 1908, the City of Melville in east-central Saskatchewan has endured challenges providing reliable, quality drinking water to residents. In 2016, with its equipment near the end...
Watermain leaks can be a costly contributor to energy consumption and non-revenue water
By Arun Thankarajah
Ongoing leaks can waste a lot of energy, resources, and money, especially on flat terrain where municipal pumping is required to keep the system pressurized and water is purchased from a local...
Gauging public perceptions regarding direct wastewater reuse
By David Nesseth
It was a natural golden ale that started out its brewing journey just a little bit more natural than some craft beer enthusiasts had ever experienced before. The head brewer at the...
Associations putting more efforts into diversity, equity and inclusion
By Steve Davey
For a number of years now, many water, wastewater and environmental industry associations have committees and activities for new and young professionals. These have proved to be a great way to welcome...
Chemical recycling of waste into green products has many benefits
In a circular economy, chemical recycling can play a key role in waste conversion into sustainable products and clean energy.
Leveraging surveillance technology for improved environmental stewardship
Smart surveillance enables the quick detection of pollutants and toxic particles, thereby aiding in the preservation of resources.
A game changer: Inside Tofino’s new wastewater treatment facility
Earlier this year, the Environmental Operators Certification Program visited the new Tofino wastewater treatment facility.
CFD simulations in wastewater industry can help bridge theory and reality
By INVENT
In the wastewater industry, understanding fluid mechanics is not just a scientific exercise but a necessity. Computational fluid dynamics (CFD) has revolutionized the way we approach and solve fluid mechanics problems. Continually comparing...
Enhancing safety through effective VOC contamination measurement in water and wastewater
In the water and wastewater industry, the presence of VOCs poses significant challenges to both environmental safety and human health.
Advanced skids, nozzles improve sewer cleaning performance while reducing water and power requirements
Innovations in lightweight skid nozzle stabilizing attachments are enabling sewer crews to move up the line more easily than ever.
Using paddlewheel flow meters in proportional feed systems
Low-cost paddlewheel flow meters offer high accuracy solutions for many applications and are easy to install and operate.
The role of evaporation in treating challenging effluents
Evaporation is becoming increasingly popular as a way of effectively separating the liquid and solid waste streams of challenging effluents, including landfill leachate and industrial wastewater streams.
Hudson’s Hope faces critical WTP loan vote amid hydro project challenges
UPDATE: On October 7, local officials announced that residents voted in favour of authorizing the water treatment plant loan.
When the northeastern British Columbia community of Hudson’s Hope tried to accommodate the largest hydro project in...
UWaterloo team says new portable solar desalination device shows high efficiency
As a sustainable solution to global water scarcity, University of Waterloo researchers are sharing their creation of a device that uses solar power to desalinate seawater with five times the efficiency of current desalination...
Metro Vancouver selects former judge to lead audit of North Shore WWTP
Following Metro Vancouver’s recent pledge to initiate an independent audit of ballooning costs around the development of the North Shore Wastewater Treatment Plant, local officials hired a former judge on September 14 to lead...
Niagara Region staff says under-investment may have led to WWTP infractions
Following a recent warning from the federal government about acute toxicity exceedance at the Niagara Falls Wastewater Treatment Plant, the Region’s Commissioner of Public Works made an extensive presentation to council officials to show...
Manitoba plans nutrient reduction targets for lakes, rivers
Manitoba is establishing nutrient reduction targets to improve water quality for Lake Winnipeg and its tributaries, says the province’s Environment and Climate Change Minister.
In recent decades, nitrogen and phosphorus have increased in Lake Winnipeg...
Tofino unveils first ever WWTP for B.C. tourist hotspot
The British Columbia District of Tofino is celebrating the opening of its first ever wastewater treatment plant, a milestone that will end the small Vancouver Island tourist destination’s decades-long discharge of untreated waste into...
University of Toronto research team reaches final stage in national oil spill response competition
A research team from the University of Toronto (UofT) has developed a prototype engineered polymer foam filter — similar in concept to a kitchen sponge — to clean contaminated water stored on spill response...
Fathom, Aon take on contract to fill Canada’s flood hazard knowledge gap
Public Safety Canada has contracted flood risk intelligence firm Fathom and Aon’s Impact Forecasting team for an initiative to fill gaps in Canada’s flood hazard knowledge.
Flood risk intelligence firm, Fathom, which is now part...
Hamilton ordered to pay railcar maker millions after drawn out stormwater flooding legal battles
After 12 years of legal battles over what a railroad freight car manufacturer claimed was the City of Hamilton’s failure to maintain a critical stormwater channel that repeatedly overflowed to its land, an Ontario...
Stormwater pond set for former B.C. residential school property awaiting new use
In addition to new green infrastructure, the project has placed “public use and community social interactions at the core of its design."
Audit warns of soaring cleanup costs for northern contaminated sites
By ES&E Staff
In Canada’s northernmost regions above the 60th parallel, where only 11% of federally contaminated sites are located, a recent audit reveals that despite their relatively small number, these sites account for a...
New settlement agreement could see Paper Excellence open new kraft pulp mill in Nova...
A new settlement agreement subject to approval by the British Columbia Supreme Court would see the Paper Excellence Group, owner of the Northern Pulp mill in Pictou County, Nova Scotia, abandon a major lawsuit...