What is the air quality trend in Duoba?

Over the past 8 days, Duoba had an average AQI of 50 based on station measurements. The worst day was 2026-07-18 with AQI 62.

How is Duoba air quality measured?

Air quality in Duoba is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Duoba, China

Name: Duoba Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Duoba, China.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

103h

PM2.5 Station

103h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	42	31–57	10.5 µg/m³	3h	1
2026-07-21	56	30–80	15.2 µg/m³	10h	1
2026-07-20	60	30–93	17.1 µg/m³	14h	1
2026-07-19	55	21–78	15.1 µg/m³	13h	2
2026-07-18	62	20–137	19.4 µg/m³	16h	1
2026-07-17	46	13–98	12.7 µg/m³	20h	1
2026-07-16	43	15–123	11.8 µg/m³	14h	1
2026-07-15	40	16–77	10.8 µg/m³	13h	1

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