What is the air quality trend in Queenstown Estate?

Over the past 3 days, Queenstown Estate had an average AQI of 155 based on station measurements. The worst day was 2026-10-18 with AQI 157.

How is Queenstown Estate air quality measured?

Air quality in Queenstown Estate 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 Queenstown Estate, Singapore

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

Historical PM2.5 and AQI trend from monitoring stations near Queenstown Estate, Singapore.

152

Current AQI
Unhealthy Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

47h

PM2.5 Station

47h · 10 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-20	154	134–172	66.3 µg/m³	74.0	22h	11
2026-10-19	154	98–169	71.1 µg/m³	75.5	24h	11
2026-10-18	157	157–157	67.8 µg/m³	73.8	1h	9

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