Disclaimer

Air Monitoring Data
The air quality readings on this web site are automatically polled from HAMN's Source Emissions Air Monitoring Network and are intended for public awareness. The data have not undergone complete quality control and quality assurance procedures which may result in incorrect air quality readings. The air quality readings on this web site are considered “unverified data” and should not be used in published documents.

Data Integrity
Data integrity and validity may be affected by instrument malfunction, telemetry connectivity, QA/QC requirements, automatic instrument calibration sequences or power outages.

Data Time Stamp
All data reported in Eastern Standard Time.

Ministry of the Environment Real-time Data


Helpful Tips

• Hover over the blue dot and select either Online or Station data.

• Online illustrates graphically the last 24 h hourly readings from the selected station.

• Station data provides the historical 1-Hr data for a selected time period.

• The green icon buttons provide the following function:

Return to the default map - Return to the default map

Search for places/locations - Search for places/locations

View a more detailed map of a smaller area - View a more detailed map of a smaller area
View wind direction - View wind direction*

View current traffic conditions - View current traffic conditions

* - A note about the wind direction indicators:
The arrows indicate the direction that the wind is coming from, ie. an Arrow pointing East represents and East Wind, wind coming from the East and blowing to the West.


Refer to the tutorial for more detailed instructions.


Review the Ministry of the Environment's - Ontario Regulation 419 Air Pollution Local Air Quality


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