{"city":"Patna","slug":"patna","state":"Bihar","country":"India","coordinates":{"lat":25.586562,"lon":85.043586},"scale":"CPCB National AQI (0-500)","unit":"AQI","source":"Central Pollution Control Board (CPCB)","license":"https://data.gov.in/","updated":"2026-11-10","current":{"aqi":398,"category":"Very Poor","dominant":"PM2.5","pollutants":{"PM2.5":248,"NO₂":68,"O₃":77,"NH₃":9,"SO₂":45,"PM10":165}},"history":[{"date":"2026-10-10","aqi":109,"category":"Moderate"},{"date":"2026-10-11","aqi":108,"category":"Moderate"},{"date":"2026-10-12","aqi":127,"category":"Moderate"},{"date":"2026-10-13","aqi":139,"category":"Moderate"},{"date":"2026-10-14","aqi":162,"category":"Moderate"},{"date":"2026-10-15","aqi":212,"category":"Poor"},{"date":"2026-10-16","aqi":226,"category":"Poor"},{"date":"2026-10-17","aqi":326,"category":"Very Poor"},{"date":"2026-10-18","aqi":326,"category":"Very Poor"},{"date":"2026-10-19","aqi":134,"category":"Moderate"},{"date":"2026-10-20","aqi":319,"category":"Very Poor"},{"date":"2026-10-21","aqi":326,"category":"Very Poor"},{"date":"2026-10-22","aqi":335,"category":"Very Poor"},{"date":"2026-10-23","aqi":329,"category":"Very Poor"},{"date":"2026-10-24","aqi":312,"category":"Very Poor"},{"date":"2026-10-25","aqi":310,"category":"Very Poor"},{"date":"2026-10-26","aqi":316,"category":"Very Poor"},{"date":"2026-10-27","aqi":397,"category":"Very Poor"},{"date":"2026-10-28","aqi":393,"category":"Very Poor"},{"date":"2026-10-29","aqi":315,"category":"Very Poor"},{"date":"2026-10-30","aqi":177,"category":"Moderate"},{"date":"2026-10-31","aqi":124,"category":"Moderate"},{"date":"2026-11-01","aqi":92,"category":"Satisfactory"},{"date":"2026-11-02","aqi":197,"category":"Moderate"},{"date":"2026-11-03","aqi":313,"category":"Very Poor"},{"date":"2026-11-04","aqi":315,"category":"Very Poor"},{"date":"2026-11-05","aqi":385,"category":"Very Poor"},{"date":"2026-11-06","aqi":364,"category":"Very Poor"},{"date":"2026-11-07","aqi":372,"category":"Very Poor"},{"date":"2026-11-08","aqi":407,"category":"Severe"},{"date":"2026-11-09","aqi":443,"category":"Severe"},{"date":"2026-11-10","aqi":414,"category":"Severe"}]}