What is the air quality trend in Phổ Yên?

Over the past 8 days, Phổ Yên had an average AQI of 61 based on station measurements. The worst day was 2026-06-04 with AQI 79.

How is Phổ Yên air quality measured?

Air quality in Phổ Yên 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 Phổ Yên, Vietnam

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

Historical PM2.5 and AQI trend from monitoring stations near Phổ Yên, Vietnam.

155

Current AQI
Unhealthy Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 4 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-08	43	26–73	10.7 µg/m³	27.2	22h	7
2026-06-07	53	13–115	14.8 µg/m³	32.5	24h	7
2026-06-06	55	27–72	14.9 µg/m³	34.0	24h	7
2026-06-05	66	51–79	19.4 µg/m³	44.2	24h	8
2026-06-04	79	27–148	25.6 µg/m³	51.6	24h	8
2026-06-03	66	50–112	19.3 µg/m³	45.3	24h	8
2026-06-02	70	52–94	20.9 µg/m³	41.9	24h	8
2026-06-01	60	60–60	16.5 µg/m³	35.1	1h	7

Back to Phổ Yên Air Quality