Near Real-Time Data
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Sarnia Air Quality Monitoring and Reporting

Near Real-time data provides users with the most current air quality results and access to CASA's Network data base. Several reports menus are available to summarize hourly, daily and monthly data. Statistical reports are also provided to carry out data analysis.

Disclaimer

Air Monitoring Data
The air quality readings on this web site are automatically polled from CASA'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 Daylight Saving Time.

CASA was formed in September 2015, and works to increase understanding and transparency related to local air quality in the Sarnia area by:
  • Sharing information about ambient air quality
  • Identifying and researching local air quality issues
  • Providing recommendations and information to the Ministry of the Environment, Conservation and Parks and BASES Environmental Monitoring
  • Educating the public about local air quality
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Air quality data on this website are automatically polled from the Clean Air Sarnia and Area monitoring network and are intended for public awareness. Because the data is real time, they have not undergone complete quality control and quality assurance procedures, and so they may contain errors and are subject to change. The real-time air quality data on this web page are considered "unverified data" and should not be used in published documents. Data integrity and validity may be affected by instrument malfunctions, telemetry connectivity, QA/QC requirements, instrument calibration times or power outages. Real-time air quality data on this website are not meant for emergency response purposes. This website does not replace or supplement the existing emergency notification and response protocols, including Sarnia-Lambton Alerts.