Guidance Documents

Our guidance reviews help environmental health professionals to contextualize evidence and identify relevant best practice recommendations, guidance, and tools in emerging subject areas. These documents summarize existing recommendations and guidelines from across multiple agencies and are produced via rapid reviews of academic and grey literature, expert consultation, and cooperation with external partners. These documents do not supersede provincial or federal guidance or regulations.
The COVID-19 pandemic has led to the closure of workplaces, public facilities, retail and commercial spaces, entertainment venues, and other indoor spaces where groups of people congregate. As cities…
COVID-19 in indoor environments — Air and surface disinfection measures Oct 2020 update.pdf484.54 KB
Personal cultivation as described by the Cannabis Act (2017) will permit adults to cultivate up to four cannabis plants per household as of October 17, 2018. The Canadian Federal government will be…
Fact Sheet - Environmental Health Risks of Personal Cannabis Cultivation - Oct 2018.pdf203.04 KB
What are cyanobacteria? Cyanobacteria, or ‘blue-green algae,’ are naturally occurring microscopic organisms found in fresh, brackish, or marine water. Under conditions such as warmer water…
This guide is intended for public health practitioners, facility/property maintenance managers, risk managers, occupational hygienists, clinicians, or other persons working at long-term care…
Carbon_Monoxide_Framework_Evaluation_Guide_Mar_2017.pdf298.32 KB
This guide is intended for public health practitioners, facility/property maintenance managers, risk managers, occupational hygienists, clinicians, or other persons working at long-term care…
Carbon_Monoxide_Framework_Implementation_Guide_Aug_2016.pdf721.06 KB, Carbon_Monoxide_Framework_Implementation_Slides_Aug_2016.pptx873.82 KB
Public Health Inspectors (PHIs) and Environmental Health Officers (EHOs) across Canada have different responsibilities, policies, and guidelines when it comes to investigating public inquiries about…
Mould_Toolkit_Overview_Nov_2014.pdf185.48 KB, Mould_Toolkit_Checklists_Forms_Nov_2014.pdf293.89 KB, Mould_Toolkit_Typical_Fungi_Nov_2014.pdf167.39 KB, Mould_Toolkit_Sampling_Methods_Nov_2014.pdf292.27 KB, Mould_Toolkit_Interpretation_Lab_Reports_Nov_2014.pdf328.04 KB, Mould_Toolkit_Reviewing_Investigation_Reports_Nov_2014(ed).pdf248.68 KB
Boil water advisories are issued when water testing detects higher than accepted amounts of microbial indicators or when there are deficiencies with water treatment. The fear of not issuing a boil…
Microbial_Indicators_Jan_2013.pdf253.27 KB
Excessive dampness and mould growth on building material surfaces and contents can pose health risks and should not be tolerated in indoor environments. A mould assessment determines if mould is…
Excessive dampness and mould growth on building material surfaces and contents can pose health risks and should not be tolerated in indoor environments. The main goal of remediation is to reduce the…
The following guide offers a practical approach to achieving safe re-occupancy of former marijuana grow operations (MGOs) and reviews possible exposures/hazards (tables 1 and 2). It is essential to…