{"schema_version":"1.0","methodology_version":"atmy-datahub-v3","city":{"slug":"france/saint-denis","name":{"en":"Saint-Denis","ru":"Saint-Denis"},"country":{"en":"France","ru":"Франция"}},"timezone":"Europe/Paris","status":"current","generated_at":"2026-10-22T21:45:01.489Z","stale_after_minutes":45,"refresh_minutes":15,"max_observation_age_minutes":60,"observation_window":{"start":"2026-10-22T21:39:49.000Z","end":"2026-10-22T21:42:00.000Z"},"measurements":{"pm25":{"value":1,"median":0.8,"min":0.4,"max":2.56,"unit":"ug/m3","aggregation":"mean_of_latest_per_sensor","category":{"scale":"US_EPA_2024","level":"good","approximate":true}}},"coverage":{"eligible_sensors":7,"excluded_test_sensors":0,"excluded_quality_check":3,"min_places":4,"networks":{"Sensor.Community":7}},"sensors":[{"name":"SC #62528","network":"Sensor.Community","pm25":2.56,"observed_at":"2026-10-22T21:41:56.000Z","coordinates":[2.343501,48.91831]},{"name":"SC #77099","network":"Sensor.Community","pm25":1.23,"observed_at":"2026-10-22T21:40:43.000Z","coordinates":[2.414,48.922]},{"name":"SC #62599","network":"Sensor.Community","pm25":0.88,"observed_at":"2026-10-22T21:39:49.000Z","coordinates":[2.346,48.922]},{"name":"SC #62568","network":"Sensor.Community","pm25":0.84,"observed_at":"2026-10-22T21:39:52.000Z","coordinates":[2.340084,48.918761]},{"name":"SC #53620","network":"Sensor.Community","pm25":0.8,"observed_at":"2026-10-22T21:42:00.000Z","coordinates":[2.32885285048,48.91393186802]},{"name":"SC #63424","network":"Sensor.Community","pm25":0.5,"observed_at":"2026-10-22T21:41:32.000Z","coordinates":[2.3060637,48.9144425]},{"name":"SC #57583","network":"Sensor.Community","pm25":0.4,"observed_at":"2026-10-22T21:40:22.000Z","coordinates":[2.33591973782,48.91665683911]}],"source":{"name":"Atmy","page":"https://atmy.ai/air-quality/france/saint-denis/","page_ru":"https://atmy.ai/ru/air-quality/france/saint-denis/","methodology":"https://atmy.ai/air-quality/methodology/","license":"https://atmy.ai/legal/data/"}}