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April 2021 Articles

Environmental Science & Engineering Magazine’s April issue article topics include protecting water plants from cyberattacks, controlling sewage lift station odours, multi barrier approaches for complex contaminants, digital replicas to improve water system management, financial compensation of environmental workers, COVID19 masks clogging sewers, and more…

Tom-Davey-and-Gail-Scott

Dinner with Prince Philip’s private detective in 1967 changed my career

By Tom Davey Editor’s note: Prince Philip, Duke of Edinburgh passed away on April 9th just two months shy of his 100th birthday. A dynamic figure, he touched the lives of thousands of individuals during...
Five-Creeks-stormwater

Pipeline design provides stormwater runoff control for West Vancouver neighbourhood

When completed, the project will increase the level of flood protection for homes below the Upper Levels Highway. Rerouting the excess stormwater will also reduce erosion, help to safeguard residents and property while accomplishing its original goal of protecting the watershed health of the Five Creeks drainage areas.
flooding-Quebec

Stormwater funding gap increasingly in the spotlight

Jurisdictions across Canada are experiencing longer and more intense precipitation events as a result of climate change. This has highlighted capacity issues in stormwater infrastructure that go above and beyond the need to rehabilitate existing assets. Stormwater, or urban runoff, has become one of the most significant pollution threats in the eyes of some environmental experts.
Environmental-workforce-stock-image

ECO Canada releases report on financial compensation of environmental workers

According to ECO Canada’s latest labour market outlook, employers will need to hire approximately 172,700 new environmental workers by 2025 due to sector growth and retirement. This represents nearly 25% of 2020 environmental employment levels (about 620,100). Around 74,400 of these will be new green jobs resulting from sector growth.
automated-wastewater-equipment

Automated wastewater treatment systems help with compliance and reduce costs

An automated wastewater treatment system can eliminate the need to monitor equipment in person while complying with mandated requirements. Such auto-mated systems separate suspended sol-ids, emulsified oil and heavy metals, and encapsulate the contaminants, producing an easily dewaterable sludge in minutes.
excess-soil-management

Understanding the testing requirements under Ontario’s new excess soil regulation

The premise of Ontario’s Regulation 406/19 is that soil is a precious and limited resource and, as with any limited resource, excess soil generated from construction and earthmoving projects needs to be properly managed.
Kelowna-map-GIS

Optimizing Kelowna’s water system improves coverage and multi-use

In 2017, the City of Kelowna, British Columbia began the process of separating agricultural and domestic water systems as part of its integrated water supply plan. It calls for an integrated water system that provides the lowest cost, city-wide solution for drinking water, that also maintains agricultural interests.

Accelerating digital transformation in the water industry to improve efficiency

Tech-savvy water utility managers understand that centralizing operational data into one unified system can help achieve both goals, while boosting efficiency and improving long-term asset performance.

Digital twins equip utilities to proactively manage and improve water systems

Digital technologies are advancing the development of sustainable water systems. One of the most leading-edge digital solutions today is the use of digital twinning for water systems.
MABR cassette installation

Cambridge’s Hespeler WWTP adopts membrane aerated biofilm reactor technology

While the first phase of improvements was underway at Cambridge’s Hespeler WWTP, a study was done to evaluate the merits of installing membrane aerated biofilm reactor (MABR) technology for secondary treatment.
DE NORA TETRA ABF bioactive filters

Advanced biological filtration provides multi-barrier approach to complex contaminant removal

Traditional treatment plants were not designed to remove modern organic and synthetic contaminants. Recognizing this, many municipalities are searching for new ways to effectively meet the challenge.
Technician-Working-Monitor

Testing an oxygenation system at a sewage lift station for odour control

At a lift station in Alberta, the ability of oxygenation technology was tested for wastewater odour control at the forcemain discharge and to determine the capacity required to provide effective control of corrosion and odour.
cybersecurity

Florida cyberattack raises public awareness of threats to water plants

As utilities increasingly take advantage of the automation available through modern SCADA technology, they will also need to upgrade their cybersecurity measures to protect their more technologically-advanced systems.
Naicatchewenin-First-Nation-water-treatment-plant

Nearly $90M in funding could jumpstart water work for 37 Ontario First Nations

Canada is investing $69.5 million for clean drinking water, wastewater and stormwater infrastructure improvements in 37 First Nation communities across Ontario. The new funding will also address drinking water pipes; communal drinking water systems; sewage...
mask-flushing-warning

Saskatchewan city links recent sewer clogs to flushed masks

As water workers discover more blockages in sewer lines, the Saskatchewan City of Prince Albert has issued an advisory to its 36,000 residents to stop flushing face masks down the toilet. Geoff Soderberg, Prince Albert’s...
Selkirk-wastewater-treatment-plant

Selkirk’s new WWTP equipped to serve double current population

The two-year construction of a new $39.5-million wastewater treatment plant will be completed for the Manitoba City of Selkirk this summer, offering the capacity to serve more than double the current population of about...
Great Bear Lake in NWT

Filtration milestone for NWT water treatment plants coincides with call for new facility

After decades of simple truck-fill water stations with chlorine disinfection, communities in the Northwest Territories (NWT) have reached the milestone achievement of having filtration in all of its water treatment plants, government officials announced. The...