What is the air quality trend in Tunasan?

Over the past 8 days, Tunasan had an average AQI of 73 based on station measurements. The worst day was 2026-08-31 with AQI 142.

How is Tunasan air quality measured?

Air quality in Tunasan 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 Tunasan, Philippines

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

Historical PM2.5 and AQI trend from monitoring stations near Tunasan, Philippines.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-09-05	40	19–58	10.0 µg/m³	22.8	20h	46
2026-09-04	48	34–58	11.8 µg/m³	23.0	24h	48
2026-09-03	48	25–66	12.2 µg/m³	32.8	24h	48
2026-09-02	67	62–77	19.8 µg/m³	43.5	24h	48
2026-09-01	79	60–149	25.3 µg/m³	48.9	24h	46
2026-08-31	142	119–155	54.2 µg/m³	109.2	24h	48
2026-08-30	97	63–123	33.1 µg/m³	80.3	24h	48
2026-08-29	66	65–66	18.9 µg/m³	40.3	2h	48

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