Air Quality Bulletins

ECA, EASR & Emissions Reporting Changes 2025

Does Your Facility Need an Air Permit? Is your facility planning to register under the Environmental Activity and Sector Registry (EASR) or apply for an Environmental Compliance Approval (ECA)? Or, maybe you’re unsure which type of air permit your operation requires...

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2022-2023-ECA, EASR, NPRI Changes

ESDM & AERMOD MODELLING Airzone has been involved in air dispersion modeling and permitting for over 20 years with a broad range of clients. We can help prepare your ESDM for EASR or ECA application submissions for your facility to the Ministry of Environment,...

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COVID-19 Back to the Office

It is looking more and more likely that Ontario will commence opening up our economy following the 3rd, and hopefully last, wave of COVID-19. With employees returning to the office many people will be anxious and fatigued due to the change in daily activities,...

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Dry Cleaners a Known Source of Vapour Intrusion

How Does Vapour Intrusion Happen? Vapour intrusion is a well known phenomenon affecting the indoor air quality in residential and commercial environments. In the past, industrial and commercial facilities disposed of, or spilled chemicals into soils within their...

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COVID-19 Indoor Air Quality

COVID-19 air testing can be performed in addition to surface contamination testing.  We recommend testing the air (for COVID-19) in addition to surface decontamination where employees or patrons of an establishment test positive for COVID-19. Returning to work during...

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Summer 2020 Newsletter

Important O.Reg 833 Updates Updates have been made to O. Reg. 833 which came into force on January 1, 2019. These include several sections (S. 9 “ 13) regarding the requirement for a respiratory protection program. These sections focus on the written procedure for the...

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Aldehydes Analysis

Premium Rush Surcharges  3 Day turn around add 25%, 2 Day turn around add 50%For purposes of determining turnaround time, samples received after 3 p.m. are considered to be received the following day. Top of Page Top...

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Airzone Operations During COVID-19

June 20th, 2020 Update We have published a bulletin about protective hygiene procedures that our industrial hygienists use while performing assessments on client sites. March 24th, 2020 Update Based on Ontario guidelines, Airzone is deemed an essential business and...

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Phase 2 of MOL Provincial Health and Safety initiatives

Phase 2 of MOL Provincial Health and Safety InitiativesThe Ministry of Labor (MOL) has established Provincial Health and Safety initiatives which it is rolling out in 2 Phases. Phase 1, which began in September 2019, will continue until the end of the year and focuses...

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MOL Health and Safety Initiatives for 2019-2020

Provincial Health and Safety initiatives for 2019-2020 The Ministry of Labour (MOL) has released its Provincial Health and Safety initiatives for 2019-2020. Notably, some industrial hygiene relevant inspections will be taking place across all sectors in the Province....

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