What is the air quality trend in Tiefu?

Over the past 15 days, Tiefu had an average AQI of 71 based on station measurements. The worst day was 2026-06-02 with AQI 93.

How is Tiefu air quality measured?

Air quality in Tiefu 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 Tiefu, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 4 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	66	38–79	19.8 µg/m³	4h	3
2026-06-08	58	35–79	16.0 µg/m³	24h	3
2026-06-07	55	30–81	14.6 µg/m³	23h	3
2026-06-06	64	28–109	18.5 µg/m³	24h	3
2026-06-05	66	53–87	19.1 µg/m³	24h	3
2026-06-04	68	47–108	20.0 µg/m³	24h	3
2026-06-03	84	63–130	27.6 µg/m³	24h	3
2026-06-02	93	66–128	31.5 µg/m³	24h	4
2026-06-01	89	58–135	29.8 µg/m³	22h	3
2026-05-31	77	46–134	24.5 µg/m³	24h	3
2026-05-30	79	50–114	25.6 µg/m³	24h	3
2026-05-29	72	46–104	21.8 µg/m³	24h	3
2026-05-28	60	25–92	16.9 µg/m³	24h	3
2026-05-27	77	46–124	24.2 µg/m³	24h	3
2026-05-26	60	22–85	17.0 µg/m³	18h	4

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