What is the air quality trend in Queenstown Estate?

Over the past 8 days, Queenstown Estate had an average AQI of 107 based on station measurements. The worst day was 2026-09-04 with AQI 148.

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.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 3 stations

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	121	104–133	43.6 µg/m³	52.4	14h	3
2026-09-04	148	96–173	65.0 µg/m³	72.2	24h	3
2026-09-03	142	97–167	57.8 µg/m³	65.9	24h	3
2026-09-02	104	58–128	36.5 µg/m³	42.3	24h	3
2026-09-01	96	75–118	33.2 µg/m³	37.9	23h	3
2026-08-31	70	15–108	22.3 µg/m³	24.7	24h	3
2026-08-30	84	23–134	27.8 µg/m³	31.2	24h	3
2026-08-29	96	85–114	33.3 µg/m³	37.5	8h	3

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