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June 2022 Articles
Environmental Science & Engineering Magazine’s June 2022 issue. Article topics include: biogas cogeneration, preventing water supply cross contamination, microtunnelling for sewer pipeline, preparing for emergency potable water distribution, controlling sewer lift station odours, understanding thermoplastic valve materials and performance, and much more…
Using a portable autonomous laboratory to prevent microbiological water supply contamination
ALERT V2 monitoring stations are autonomous, portable, and connected laboratories that are capable of accurately and rapidly quantifying microorganisms.
Monitoring nitrous oxide is an important step towards climate-neutral wastewater treatment
Nitrous oxide has a high global warming potential and is produced in biological wastewater treatment as a byproduct of nitrification and denitrification.
Delivering reliable level readings from remote areas helps improve water quality management
A fine-meshed network of real-time level measuring points at smaller, non-navigable watercourses can help mitigate water shortages or predict floods.
Flare stack monitoring minimizes environmental impact of chemical, hydrocarbon disposal
The key to minimizing environmental impact and maximizing public safety is ensuring that flare stacks are operating within prescribed parameters.
BC’s Capital Regional District tackles emergency water distribution and seismic preparedness
The CRD's emergency response plan now includes custom-built emergency water-distribution units capable of distributing drinking water to large numbers of people.
BC project employs machine learning predictive analytics to manage water resources
Collecting regional data and using machine learning to provide a real-time view is fundamental in helping water authorities forecast and predict.
Sarnia uses microtunnelling for new trunk sewer pipeline
Phase 3 of the City of Sarnia's Bedford Pumping Station Replacement specified microtunnelling installation for a new sanitary trunk sewer.
A new option for foot-print constrained wastewater treatment plants
The Salmon Arm Water Pollution Control Centre in British Columbia is piloting Aerobic Granular Sludge technology (AGS) in partnership with WSP.
Controlling odour from wastewater lift stations with oxygen and ozone
There are technologies that can break up a grease cap and/or remove hydrogen sulfide gas in the air space of wastewater lift stations.
Hydrometric data proves vital to the long-term health of the Okanagan Water Basin
The Okanagan Water Basin is deemed a region of interest and is marveled at by hydrologists as a living laboratory. New hydrology monitoring aims to help it.
Upgrades made to Halton Region’s Burloak Water Purification Plant
Upgrades at the Burloak Water Purification Plant included replacing the filter membranes, concrete tank linings, large diameter valves and SCADA system.
An overview of thermoplastic valves and their performance
Thermoplastic valves offer a dependable and economical way to handle corrosive chemicals in some of the harshest environments.
Replacing solar drying beds reduces time and labour costs for sludge dewatering
The Municipality of Clare, Nova Scotia, realized faster sludge dewatering times and dramatic savings in time and costs after replacing sand drying beds with a simple, low-energy solution, which uses only Geotube containers and...
Handling water supply cross connection and backflow prevention with ease
Backflow preventers are vital for eliminating the potential for potable water contamination. They require proper sizing and installation to operate reliably.
Looking back at four decades covering the water and wastewater sectors
In his latest editorial comment, ES&E Publisher Steve Davey looks back on 40 years covering Canada's water, wastewater and environmental sectors.
Calgary commissions 5 MW biogas cogeneration facility
Calgary’s Bonnybrook Wastewater Treatment Plant will soon be using all of its biogas as the primary fuel source to meet its electrical power and steam needs.
Alberta wins court appeal on Impact Assessment’s jurisdictional overreach
Following the Alberta government’s claim that the federal Impact Assessment Act was a “Trojan horse” that intruded on provincial jurisdiction, the Court of Appeal of Alberta has agreed and ruled that the legislation is...
Endress+Hauser Canada opens new ‘green’, LEED certified Customer Experience Centre
Endress+Hauser Canada celebrated the inauguration of one of Canada's “greenest” commercial buildings on May 10, welcoming guests, customers and media to its recently opened customer experience and process training centre in Burlington, Ontario.
The state-of-the-art...
Vancouver hires firms to design new infrastructure plan for sewer, rainwater
Engineering consultant company Brown and Caldwell has been engaged to develop a sewage and rainwater management plan for the City of Vancouver.
The two-part plan, entitled Healthy Waters, is a partnership with consulting firm Kerr...
U of Waterloo grads win AWWA awards for drinking water Master’s papers
Two graduates of the University of Waterloo’s WaterSTP program have won academic achievement awards from the American Water Works Association for their Master’s thesis papers on drinking water.
Kelsey Kundert, Senior Project Process Engineer at...
Quebec researchers look to alter wastewater testing for endocrine disruptors
A pair of researchers at Quebec’s Institut national de la recherche scientifique (INRS) are developing a new effluent analysis tool to track and understand more about the cocktail of endocrine disruptors found in wastewater.
Testing...
McGill researchers call for action on urban runoff impacts
New research from McGill University suggests that urban runoff’s toxicity for aquatic organisms may be underestimated and unmonitored, as detergents, pesticides, heavy metals, and other contaminants continue to make their way into lakes and...
Three BC engineers reprimanded over Mount Polley tailings disaster
Eight years after the Mount Polley tailings disaster, three engineers have been penalized following disciplinary proceedings by Engineers and Geoscientists British Columbia.
UWaterloo study says turn nitrogen pollution into an advantage
A new University of Waterloo study could act as a roadmap for scientists, policymakers, and the public to begin to overcome the lasting impacts of agricultural nitrogen pollution on water quality.
More out-of-the-box thinking is...