Stormwater

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Map of the Springbank Off-Stream Reservoir

Land secured for Calgary’s Springbank flood protection project

A project to protect the City of Calgary from future flooding events moved closer to completion with Alberta’s acquisition of 188 hectares of land...
City of Kawartha

Kawartha Lakes agrees to new measures after drain maintenance sediment release

The City of Kawartha Lakes, in southeastern Ontario, has agreed to take several measures after a contractor’s drain maintenance work in 2014 released sediment...
AquaPrime filter diagram

Cloth media filter system chosen to treat combined sewer overflows

One city in the Great Lakes Region had to remedy a consent order filed for its untreated combined sewer overflow discharges.
Filterra system graphic

Filterra Bioretention System Achieves ISO Verification

Imbrium Systems recently announced that the Filterra® Bioretention System has been verified in accordance with ISO 14034 Environmental Management - Environmental Technology Verification (ETV). The...
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LittaTrap

Enviropod and Imbrium release LittaTrap to tackle plastics and trash in Canadian waterways

Enviropod and Imbrium Systems recently introduced the Enviropod LittaTrap™ to tackle the issue of plastics and trash in Canadian waterways. LittaTrap is a low-cost catch...
plastic pipe bedding backfill

Private side standards for sanitary and stormwater sewer infrastructure are woefully inadequate

Unacceptable amounts of inflow and infiltration (I/I) in new construction have been identified as a significant issue, particularly with the advent of more frequent and more intense rainfall events.

Sewage overflow tunnel projects underway in Ottawa, Toronto

Ontario’s two largest population centres, Toronto and Ottawa, are both working on elaborate tunnel projects intended to keep sewage overflow from spilling into local...

Stormwater ponds not a major source of greenhouse gas emissions, study finds

Stormwater ponds, a ubiquitous feature in developed landscapes worldwide, are not a significant source of climate-warming nitrous oxide, a new study finds.
flooding

Improving large scale flood forecasting and preparation

By monitoring weather and hydrologic conditions municipalities and regions can better respond to extreme weather like floods and improve climate resilience.
Enhanced stormwater treatment GeoMedia

Developing new stormwater treatment designs for trapping contaminants of concern

By Devrim Kaya, Allen P. Davis and Birthe V. Kjellerup For more than 50 years, environmental scientists, natural resource managers and regulatory agencies have recognized...
OGS-Lab-Testing

Canada’s ETV protocol sets a high bar for evaluating OGS devices

There are many products being marketed as being effective for separation of oil and sediment, however, a closer examination is required to determine if marketing claims really hold up.
LID stormwater system

New tool improves Low Impact Development stormwater systems

Free for users, the LID TTT was developed by Sustainable Technologies Evaluation Program (STEP Water), a partnership between Lake Simcoe Region Conservation Authority, Credit Valley Conservation, and Toronto and Region Conservation Authority.

How one Ontario city doubled its stormwater funding

By David Nesseth It took five years of behind-the-scenes legwork before the Ontario city of Mississauga made a dedicated stormwater fee a reality. But now,...
stormwater-runoff-at-a-solar-project

Lessons learned: Solar projects present unique stormwater management challenges

A review of issues with stormwater management at solar projects, including sediment, impacts that were caused and remedial measures taken.

Stormceptor EF and EFO achieve ISO 14034 Environmental Technology Verification

Imbrium® Systems announced on November 14, 2017, that the Stormceptor EF and Stormceptor EFO have achieved ISO 14034 Environmental Management - Environmental Technology Verification...
Lake-Erie-algae-bloom

ECO says ‘muscle and metrics’ needed to reverse Ontario’s algal bloom trend

If Ontario hopes to reverse current trends of harmful algal blooms, it needs a guiding principle around stormwater management states a new ECO report.
Jellyfish-filter-ETV-announcement

Jellyfish Filter receives ISO 14034 Environmental Technology Verification

Imbrium® Systems announced that its Jellyfish Filter achieved ISO 14034 Environmental Management–Environmental Technology Verification (ETV), on August 15, 2017. According to Imbrium, the Jellyfish...
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Wastewater and stormwater management investments in Pilot Butte, SK

Federal, provincial and municipal funding to upgrade and expand wastewater treatment facilities and stormwater management systems in the Town of Pilot Butte, Saskatchewan, was...
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Construction company fined for Ontario Water Resources Act violations

Ontario's Ministry of the Environment and Climate Change (MOECC) announced that Thomas Cavanagh Construction Limited (TCCL) was fined $220,000 on July 21, 2017, for...

Report says Ontario’s stormwater infrastructure in ‘poor condition’

According to a recent report, stormwater infrastructure in Ontario is in poor condition and under tremendous strain as the number of severe flood events...
low-impact-development-stormwater-management

Edmonton evaluates LID stormwater management in cold climate conditions

Low impact development is a stormwater management and land development approach that mimics the natural hydrological cycle to manage stormwater.
StormTech® MC-3500 chamber, McLaughlin Place retail centre

New commercial development meets Moncton’s strict stormwater runoff regulations

To satisfy the city’s Zero Net Increase for Stormwater Runoff Law, the underground system used 87 StormTech® MC-3500 chambers.
flooded-field

New reports on stormwater fees and soil health in Ontario

Speaking at an environmental and green infrastructure event on November 15, 2016, Dianne Saxe, the Environmental Commissioner of Ontario (ECO), released a technical paper:...
flooding in vernon BC

Sustainable and equitable stormwater funding: a British Columbia case study

With aging infrastructure, lack of preventative maintenance, and more instances of failures, municipalities are reviewing their stormwater funding systems.
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Lafarge to manufacture StormTrap products in Western Canada

StormTrap, a provider of stormwater management systems, and Lafarge Canada, Inc. have entered into a licensing and manufacturing agreement.

Concrete cloth is an emerging technology for culvert remediation

In a 2005 study by the National Research Council of Canada, researchers found that social costs can add up to 400% of construction costs. This is particularly relevant when culverts are in high traffic areas or buried deeply.

Benefits from low impact development stormwater management

Stormwater has traditionally been collected by storm sewer networks and conveyed to downstream centralized permanent pool stormwater management (SWM) ponds. There it is treated...

Environment Canada reviewing Montreal’s raw sewage plan

A review by Environment Canada's is the latest development in the controversy surrounding Montreal's plan to dump sewage into the St. Lawrence River.
photo of stormwater retention and infiltration pond

Toronto examines a new stormwater management approach

A Toronto based group is building a network of facility-level water projects to alleviate the burden on municipal stormwater management infrastructure.

Risks of legal liability for stormwater management

Flooding related lawsuits against municipalities, conservation authorities and governments, show the legal risks associated with stormwater management.

Precast concrete structures used for Toronto stormwater retention tank

Major Stormwater Retention Tank Installation Method By Adam Polski  Constructing massive precast concrete structures with CON/SPAN® provides choices for design engineers and assembly options for contractors. The...

Trending rainfall measurement for its impact on municipal infrastructure

The consequence of climate change is an increase in vulnerability for existing infrastructure.

Assessing stormwater treatment facility performance

The City of Edmonton's comprehensive stormwater treatment quality control strategy removed over 100,000 kg of sediment from stormwater runoff in 2013.
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