Air Quality in Ontario 2015
Data and Resources
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Table A1: 2015 Ontario Continuous Ambient Air...CSV
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Table A2: 2015 Ozone (O3) Annual StatisticsCSV
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Table A3: 2015 Fine Particulate Matter (PM2.5)...CSV
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Table A4: 2015 Nitric Oxide (NO) Annual StatisticsCSV
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Table A5: 2015 Nitrogen Dioxide (NO2) Annual StatisticsCSV
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Table A6: 2015 Nitrogen Oxides (NOX) Annual StatisticsCSV
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Table A7: 2015 Sulphur Dioxide (SO2) Annual StatisticsCSV
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Table A8: 2015 Carbon Monoxide (CO) Annual StatisticsCSV
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Table A9: 2015 Total Reduced Sulphur (TRS)...CSV
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Table A10: 10 year Trend for O3CSV
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Table A11: 10 year Trend for O3 Summer Means...CSV
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Table A12: 10 year Trend for O3 Winter Means...CSV
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Table A13: 10 year Summary for PM2.5CSV
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Table A14: 10 year Trend for NOCSV
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Table A15: 10 year Trend for NO2CSV
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Table A16: 10 year Trend for NOXCSV
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Table A17: 10 year Trend for COCSV
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Table A18: 10 year Trend for SO2CSV
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Table A19: Ozone and PM2.5 CAAQS Metric Values...CSV
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Table A20: Ozone CAAQS Metric Values Using the...CSV
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Table A21: Number of Transboundary Flow Days...CSV
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Table A22: 2015 Air Quality Health Index SummaryCSV
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Table A23: Summary of Air Quality Alerts (2015)CSV
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Table A24: 2014 Benzene Annual StatisticsCSV
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Table A25: 2014 Toluene Annual StatisticsCSV
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Table A26: 2014 Ethylbenzene Annual StatisticsCSV
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Table A27: 2014 m-, and p-xylene Annual StatisticsCSV
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Table A28: 2014 o-xylene Annual StatisticsCSV
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Table A29: 2014 1,3-Butadiene Annual StatisticsCSV
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Original metadata (https://data.ontario.ca)HTML
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Original metadata (https://data.ontario.ca/fr)HTML
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Metadata RecordPDF
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Metadata RecordPDF
Additional Info
| Field | Value |
|---|---|
| Last Updated | April 17, 2026, 19:48 (UTC) |
| Created | April 17, 2026, 19:48 (UTC) |
| contact_person | {"en": "Government of Ontario; Government of Ontario; Environment, Conservation and Parks", "fr": "Gouvernement de l'Ontario; Gouvernement de l'Ontario; Environment, Conservation and Parks"} |
| criticality_level | [] |
| data_dictionary | unknown,unknown,unknown |
| geographic_scope | [] |
| open_canada_collection | fgp |
| open_canada_date_published | 2023-07-26 00:00:00 |
| open_canada_keywords | {"en": ["air", "EMRB", "ambient air", "Government information"], "fr-t-en": ["air", "DSE", "air ambiant", "Information gouvernementale"]} |
| open_canada_subject | ["economics_and_industry"] |
| sensitivity_level | unrestricted |
| title_fr | La qualité de l’air en Ontario de 2015 |
| update_frequency | unknown |