What is the air quality trend in La Castellana?

Over the past 8 days, La Castellana had an average AQI of 43 based on station measurements. The worst day was 2026-05-26 with AQI 67.

How is La Castellana air quality measured?

Air quality in La Castellana 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 La Castellana, Philippines

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

149h

PM2.5 Station

149h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	42	19–65	11.6 µg/m³	12.0	2h	1
2026-05-29	42	5–94	11.6 µg/m³	11.9	23h	1
2026-05-28	41	11–104	11.3 µg/m³	11.9	24h	1
2026-05-27	66	27–123	19.7 µg/m³	21.0	24h	1
2026-05-26	67	22–105	20.4 µg/m³	21.6	24h	1
2026-05-25	30	4–66	7.4 µg/m³	7.7	15h	1
2026-05-24	23	1–66	5.8 µg/m³	6.2	17h	1
2026-05-23	40	1–112	12.8 µg/m³	14.5	20h	1

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