Data provided by this Web Site is automatically polled every hour from Alberta Environment and Sustainable Resource Development and airshed monitoring stations and is intended for public awareness. The data has not gone through quality control and quality assurance procedures and may contain errors. The data provided by this Web Site is to be considered “raw data” and should not be used in published documents.

Data integrity and validity may be affected by instrument malfunctions, connection problems, QA/QC requirements, instrument calibration times or power failures. Data confirmed to be invalid for the above reasons may be deleted by Alberta Environment and Sustainable Resource Development after consultation with the data provider.

Please note: If using Internet Explorer, please turn Compatibility Mode off. If you need assistance,please reference this Microsoft article.