What is the air quality trend in Tongliao?

Over the past 15 days, Tongliao had an average AQI of 49 based on station measurements. The worst day was 2026-07-22 with AQI 72.

How is Tongliao air quality measured?

Air quality in Tongliao 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 Tongliao, China

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

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

107

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

141h

PM2.5 Station

141h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	72	52–107	21.8 µg/m³	3h	1
2026-07-21	62	34–101	17.9 µg/m³	7h	1
2026-07-20	58	25–99	17.0 µg/m³	12h	1
2026-07-19	50	17–80	14.5 µg/m³	10h	1
2026-07-18	61	16–119	19.0 µg/m³	12h	1
2026-07-17	50	25–104	13.5 µg/m³	10h	1
2026-07-16	42	20–65	10.9 µg/m³	9h	1
2026-07-15	40	21–76	10.6 µg/m³	10h	1
2026-07-14	46	10–91	12.3 µg/m³	11h	1
2026-07-13	28	13–68	7.5 µg/m³	5h	1
2026-07-12	46	15–109	13.0 µg/m³	7h	1
2026-07-11	49	21–113	13.6 µg/m³	13h	1
2026-07-10	60	33–93	17.3 µg/m³	12h	1
2026-07-09	38	3–74	9.9 µg/m³	13h	1
2026-07-08	47	21–75	12.8 µg/m³	7h	1

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