What is the air quality trend in Sungai Simpang?

Over the past 8 days, Sungai Simpang had an average AQI of 186 based on station measurements. The worst day was 2026-10-15 with AQI 221.

How is Sungai Simpang air quality measured?

Air quality in Sungai Simpang 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 Sungai Simpang, Singapore

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

Historical PM2.5 and AQI trend from monitoring stations near Sungai Simpang, Singapore.

146

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 11 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-20	161	154–170	75.8 µg/m³	88.3	22h	12
2026-10-19	162	128–172	79.9 µg/m³	92.2	24h	12
2026-10-18	160	132–191	76.8 µg/m³	89.2	24h	10
2026-10-17	198	168–237	138.0 µg/m³	161.5	24h	10
2026-10-16	205	182–245	149.1 µg/m³	173.0	24h	9
2026-10-15	221	185–246	170.2 µg/m³	198.2	24h	10
2026-10-14	198	169–279	133.8 µg/m³	156.1	24h	10
2026-10-13	183	183–183	116.5 µg/m³	131.9	1h	10

Back to Sungai Simpang Air Quality