{"city":{"id":"patna","name":{"en":"Patna","ur":"پٹنہ","hi":"पटना"},"country":"IN","lat":25.5941,"lon":85.1376,"page":"https://hamarihawa.org/air/patna/"},"note":"Measurements around the city, not shares of what is in its air. Live air quality is not included: the pages fetch it in the browser from Open-Meteo (Copernicus CAMS model).","fires_now":{"wind_from_deg":78,"wind_kmh":18,"upwind_24h":0,"within_250km_24h":0,"within_250km_7d":979,"upwind_districts":[],"unit":"distinct fire spots (one per fire, however many satellites saw it)"},"fires_daily":{"dates":["2026-09-30","2026-10-01","2026-10-02","2026-10-03","2026-10-04","2026-10-05","2026-10-06","2026-10-07","2026-10-08","2026-10-09","2026-10-10","2026-10-11","2026-10-12","2026-10-13","2026-10-14","2026-10-15","2026-10-16","2026-10-17","2026-10-18","2026-10-19","2026-10-20","2026-10-21","2026-10-22","2026-10-23","2026-10-24","2026-10-25","2026-10-26","2026-10-27","2026-10-28","2026-10-29"],"within_50km":[null,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,3,1,0,1,4,8,6,3,0,0],"within_250km":[null,152,127,170,140,151,130,70,106,156,150,160,165,5,179,175,166,153,109,178,163,182,164,144,172,241,212,179,9,1],"unit":"fire spots per Pakistan-time day, all satellites"},"seasons":{"from":"10-01","to":"10-29","years":[2019,2020,2021,2022,2023,2024,2025,2026],"suomi_npp_within_250km":[1165,1169,993,1257,1497,880,1355,1946],"gaps":{"2026":["2026-10-13"]},"missing":{}},"no2":{"m":2.3,"r":1.25,"cov":1,"peak":[1.54,"traffic","Patna",5,25.552,85.133],"rank":50,"prev":null,"prevEnd":"2026-10-14","window":["2026-10-15","2026-10-28"],"unit":"1e15 molecules/cm2 (approximate)","ranked_cities":58,"fields":{"m":"mean within 15 km","r":"ratio to the surrounding baseline","cov":"share of the 15 km disc with data","peak":["smoothed ratio","kind","named after","km from the city","lat","lon"],"hist":"window end -> {city: [m, r]}"}},"sources_within_50km":{"ch4":{"n":1,"kg_h":779,"pk":0,"in":1,"top":[["Ramanchak Bairiya Landfill",779,4,100,"2026-04-18","IN",5,"Patna",19]],"of":58},"co2":{"n":0,"t_h":0,"pk":0,"in":0,"top":[]},"fossil":{"n":0,"coal":0,"gas":0,"oil":0,"top":[]},"industry":{"n":75},"hot":{"n":0,"pk":0,"in":0,"top":[]},"kilns":{"n":999,"survey":true,"pk":0,"in":999,"zigzag":71,"est":0,"pm25_t_day":null},"rank":{"ch4":21,"co2":null,"hot":null,"industry":34,"kilns":7,"fossil":null},"ranked":{"ch4":34,"co2":22,"hot":23,"industry":58,"kilns":34,"fossil":35}},"sources_built":"2026-10-26","live_ranks":{"upwind_24h":null,"within_250km_24h":null,"within_250km_7d":31},"sources":{"fires":"NASA FIRMS (VIIRS, MODIS)","no2":"Sentinel-5P TROPOMI via NASA GIBS","methane_co2":"Carbon Mapper","maps":"OpenStreetMap (ODbL)","kilns":"SentinelKilnDB and Pakistan kiln surveys (CC BY-NC)"},"generated":"2026-10-29T22:48:00.000Z"}