{"city":"Olney","country":"United States","lat":39.153160095214844,"lon":-77.0669174194336,"range":"48h","license":"CC BY 4.0","source":"https://cerns.io","hourly":[{"datetime_utc":"2026-06-07T13:00:00Z","aqi":38,"aqi_min":24,"aqi_max":45,"pm25":9.0,"pm10":null,"stations":5},{"datetime_utc":"2026-06-07T14:00:00Z","aqi":34,"aqi_min":23,"aqi_max":44,"pm25":8.15,"pm10":null,"stations":4},{"datetime_utc":"2026-06-07T15:00:00Z","aqi":38,"aqi_min":22,"aqi_max":50,"pm25":9.08,"pm10":null,"stations":5},{"datetime_utc":"2026-06-07T16:00:00Z","aqi":47,"aqi_min":35,"aqi_max":57,"pm25":11.17,"pm10":null,"stations":5},{"datetime_utc":"2026-06-07T17:00:00Z","aqi":41,"aqi_min":37,"aqi_max":48,"pm25":9.87,"pm10":null,"stations":4},{"datetime_utc":"2026-06-07T18:00:00Z","aqi":42,"aqi_min":35,"aqi_max":50,"pm25":10.2,"pm10":null,"stations":5},{"datetime_utc":"2026-06-07T19:00:00Z","aqi":41,"aqi_min":30,"aqi_max":59,"pm25":9.92,"pm10":null,"stations":7},{"datetime_utc":"2026-06-07T20:00:00Z","aqi":31,"aqi_min":27,"aqi_max":39,"pm25":7.54,"pm10":null,"stations":5},{"datetime_utc":"2026-06-07T21:00:00Z","aqi":38,"aqi_min":28,"aqi_max":49,"pm25":9.05,"pm10":null,"stations":7},{"datetime_utc":"2026-06-07T22:00:00Z","aqi":35,"aqi_min":24,"aqi_max":46,"pm25":8.28,"pm10":null,"stations":6},{"datetime_utc":"2026-06-07T23:00:00Z","aqi":32,"aqi_min":28,"aqi_max":38,"pm25":7.72,"pm10":null,"stations":3},{"datetime_utc":"2026-06-08T00:00:00Z","aqi":34,"aqi_min":21,"aqi_max":50,"pm25":8.14,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T01:00:00Z","aqi":32,"aqi_min":29,"aqi_max":40,"pm25":7.75,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T02:00:00Z","aqi":35,"aqi_min":15,"aqi_max":48,"pm25":8.51,"pm10":null,"stations":6},{"datetime_utc":"2026-06-08T03:00:00Z","aqi":30,"aqi_min":19,"aqi_max":46,"pm25":7.07,"pm10":null,"stations":6},{"datetime_utc":"2026-06-08T04:00:00Z","aqi":32,"aqi_min":24,"aqi_max":40,"pm25":7.62,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T05:00:00Z","aqi":25,"aqi_min":11,"aqi_max":31,"pm25":6.04,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T06:00:00Z","aqi":28,"aqi_min":26,"aqi_max":30,"pm25":6.77,"pm10":null,"stations":3},{"datetime_utc":"2026-06-08T07:00:00Z","aqi":28,"aqi_min":23,"aqi_max":33,"pm25":6.74,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T08:00:00Z","aqi":30,"aqi_min":15,"aqi_max":51,"pm25":7.1,"pm10":null,"stations":5},{"datetime_utc":"2026-06-08T09:00:00Z","aqi":35,"aqi_min":27,"aqi_max":38,"pm25":8.38,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T10:00:00Z","aqi":32,"aqi_min":22,"aqi_max":43,"pm25":7.82,"pm10":null,"stations":7},{"datetime_utc":"2026-06-08T11:00:00Z","aqi":28,"aqi_min":16,"aqi_max":49,"pm25":6.55,"pm10":null,"stations":6},{"datetime_utc":"2026-06-08T12:00:00Z","aqi":32,"aqi_min":21,"aqi_max":43,"pm25":7.78,"pm10":null,"stations":6},{"datetime_utc":"2026-06-08T13:00:00Z","aqi":29,"aqi_min":20,"aqi_max":42,"pm25":6.91,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T14:00:00Z","aqi":28,"aqi_min":20,"aqi_max":33,"pm25":6.67,"pm10":null,"stations":5},{"datetime_utc":"2026-06-08T15:00:00Z","aqi":40,"aqi_min":19,"aqi_max":68,"pm25":9.74,"pm10":null,"stations":6},{"datetime_utc":"2026-06-08T16:00:00Z","aqi":38,"aqi_min":19,"aqi_max":55,"pm25":9.14,"pm10":null,"stations":5},{"datetime_utc":"2026-06-08T17:00:00Z","aqi":18,"aqi_min":9,"aqi_max":25,"pm25":4.32,"pm10":null,"stations":3},{"datetime_utc":"2026-06-08T18:00:00Z","aqi":32,"aqi_min":21,"aqi_max":42,"pm25":7.79,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T19:00:00Z","aqi":15,"aqi_min":9,"aqi_max":21,"pm25":3.52,"pm10":null,"stations":3},{"datetime_utc":"2026-06-08T20:00:00Z","aqi":40,"aqi_min":20,"aqi_max":60,"pm25":9.68,"pm10":null,"stations":6},{"datetime_utc":"2026-06-08T21:00:00Z","aqi":28,"aqi_min":19,"aqi_max":38,"pm25":6.68,"pm10":null,"stations":5},{"datetime_utc":"2026-06-08T22:00:00Z","aqi":35,"aqi_min":17,"aqi_max":61,"pm25":8.51,"pm10":null,"stations":6},{"datetime_utc":"2026-06-08T23:00:00Z","aqi":34,"aqi_min":16,"aqi_max":50,"pm25":8.07,"pm10":null,"stations":7},{"datetime_utc":"2026-06-09T00:00:00Z","aqi":31,"aqi_min":16,"aqi_max":51,"pm25":7.41,"pm10":null,"stations":5},{"datetime_utc":"2026-06-09T01:00:00Z","aqi":30,"aqi_min":11,"aqi_max":43,"pm25":7.3,"pm10":null,"stations":8},{"datetime_utc":"2026-06-09T02:00:00Z","aqi":34,"aqi_min":10,"aqi_max":57,"pm25":8.2,"pm10":null,"stations":4},{"datetime_utc":"2026-06-09T03:00:00Z","aqi":27,"aqi_min":14,"aqi_max":56,"pm25":6.41,"pm10":null,"stations":7},{"datetime_utc":"2026-06-09T04:00:00Z","aqi":27,"aqi_min":9,"aqi_max":56,"pm25":6.38,"pm10":null,"stations":6},{"datetime_utc":"2026-06-09T05:00:00Z","aqi":20,"aqi_min":13,"aqi_max":30,"pm25":4.78,"pm10":null,"stations":5},{"datetime_utc":"2026-06-09T06:00:00Z","aqi":23,"aqi_min":13,"aqi_max":35,"pm25":5.44,"pm10":null,"stations":5},{"datetime_utc":"2026-06-09T07:00:00Z","aqi":25,"aqi_min":13,"aqi_max":34,"pm25":6.02,"pm10":null,"stations":3},{"datetime_utc":"2026-06-09T08:00:00Z","aqi":16,"aqi_min":13,"aqi_max":18,"pm25":3.85,"pm10":null,"stations":3},{"datetime_utc":"2026-06-09T09:00:00Z","aqi":29,"aqi_min":13,"aqi_max":52,"pm25":6.89,"pm10":null,"stations":6},{"datetime_utc":"2026-06-09T10:00:00Z","aqi":22,"aqi_min":11,"aqi_max":49,"pm25":5.27,"pm10":null,"stations":5},{"datetime_utc":"2026-06-09T11:00:00Z","aqi":18,"aqi_min":17,"aqi_max":20,"pm25":4.32,"pm10":null,"stations":3}],"daily":[{"date":"2026-06-07","aqi_avg":38,"aqi_min":31,"aqi_max":47,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":9.1,"pm10_avg":null,"hours":11,"stations_avg":5},{"date":"2026-06-08","aqi_avg":31,"aqi_min":15,"aqi_max":40,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":7.4,"pm10_avg":null,"hours":24,"stations_avg":5},{"date":"2026-06-09","aqi_avg":25,"aqi_min":16,"aqi_max":34,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":6.0,"pm10_avg":null,"hours":12,"stations_avg":5}]}