{"id":"v3-india-aqi-reference","title":"Indian AQI category reference","description":"Six published categories, not live city readings.","asset_type":"reference_table","synthetic":false,"is_live":false,"checked_at":"2026-10-14","reference_period":"2014 classification framework, corroborated with official concept note","source_ref_ids":["v3-aqi-method","v3-aqi-interpret"],"limitations":["No monitor readings, pollutant concentrations or medical recommendations are included.","This table is not an AQI calculator. Do not average pollutant indices or extrapolate a new category outside the published ranges."],"tables":[{"id":"categories","title":"AQI reference categories","columns":["lower_bound","upper_bound","bounds","category","unit","reference_period","is_measurement","source_ref_id","source_url","source_locator","published_at","checked_at"],"rows":[{"lower_bound":0,"upper_bound":50,"bounds":"inclusive","category":"Good","unit":"AQI_index","reference_period":"2014 framework; corroborated with official concept note","is_measurement":false,"source_ref_id":"v3-aqi-method","source_url":"https://www.pib.gov.in/newsite/printrelease.aspx?relid=110654","source_locator":"Six category ranges; eight pollutants; worst sub-index approach","published_at":"2014-10-17","checked_at":"2026-10-14"},{"lower_bound":51,"upper_bound":100,"bounds":"inclusive","category":"Satisfactory","unit":"AQI_index","reference_period":"2014 framework; corroborated with official concept note","is_measurement":false,"source_ref_id":"v3-aqi-method","source_url":"https://www.pib.gov.in/newsite/printrelease.aspx?relid=110654","source_locator":"Six category ranges; eight pollutants; worst sub-index approach","published_at":"2014-10-17","checked_at":"2026-10-14"},{"lower_bound":101,"upper_bound":200,"bounds":"inclusive","category":"Moderately polluted","unit":"AQI_index","reference_period":"2014 framework; corroborated with official concept note","is_measurement":false,"source_ref_id":"v3-aqi-method","source_url":"https://www.pib.gov.in/newsite/printrelease.aspx?relid=110654","source_locator":"Six category ranges; eight pollutants; worst sub-index approach","published_at":"2014-10-17","checked_at":"2026-10-14"},{"lower_bound":201,"upper_bound":300,"bounds":"inclusive","category":"Poor","unit":"AQI_index","reference_period":"2014 framework; corroborated with official concept note","is_measurement":false,"source_ref_id":"v3-aqi-method","source_url":"https://www.pib.gov.in/newsite/printrelease.aspx?relid=110654","source_locator":"Six category ranges; eight pollutants; worst sub-index approach","published_at":"2014-10-17","checked_at":"2026-10-14"},{"lower_bound":301,"upper_bound":400,"bounds":"inclusive","category":"Very poor","unit":"AQI_index","reference_period":"2014 framework; corroborated with official concept note","is_measurement":false,"source_ref_id":"v3-aqi-method","source_url":"https://www.pib.gov.in/newsite/printrelease.aspx?relid=110654","source_locator":"Six category ranges; eight pollutants; worst sub-index approach","published_at":"2014-10-17","checked_at":"2026-10-14"},{"lower_bound":401,"upper_bound":500,"bounds":"inclusive","category":"Severe","unit":"AQI_index","reference_period":"2014 framework; corroborated with official concept note","is_measurement":false,"source_ref_id":"v3-aqi-method","source_url":"https://www.pib.gov.in/newsite/printrelease.aspx?relid=110654","source_locator":"Six category ranges; eight pollutants; worst sub-index approach","published_at":"2014-10-17","checked_at":"2026-10-14"}],"row_count":6,"csv_path":"content/csv/v3-india-aqi-reference--categories.csv"}],"schema_version":"1.0.0","country":"IN","version":"3.0.0","definitions":{"aggregation":"Overall index follows the worst qualifying pollutant sub-index, subject to the methodology and data requirements.","pollutants":["PM10","PM2.5","NO2","SO2","CO","O3","NH3","Pb"]},"calculations":[],"human_reviewed":false,"review_method":"Source passages/tables inspected by assistant; transcription and arithmetic validated locally. Not an independent audit.","published_at":null,"geography":"India","row_count":6}