haze

Shah Alam air quality.
Weekly station review.

7 days · Selangor

Laporan mingguan Indeks Pencemaran Udara (IPU) bagi stesen Shah Alam, Selangor

During the week of 9 – 15 Sep 2026, air quality at Shah Alam averaged an Air Pollutant Index (API) of 106.8 (Unhealthy). Readings peaked at 175.

Station weekly average

106.8API

Unhealthy · Tidak Sihat

Daily averages63.2 – 169 APIWed → Tue
Explore the week
Week's peak reading
175UnhealthyPeak during 7-day window
Rank in Selangor
#5of 6 stationsState avg: 103.6 API
Good to Moderate air
64%of hourly readings168 readings recorded
National standing
#48of 68 stationsNational avg: 92.7 API

The week, hour by hour

Bacaan setiap jam dari tengah malam hingga 11 malam

Read each row from midnight to 11pm, in Malaysia Time. Hourly air quality at Shah Alam shows local patterns like traffic peaks and afternoon haze accumulation.

WedWed 00:00 MYT — API 162Wed 01:00 MYT — API 162Wed 02:00 MYT — API 162Wed 03:00 MYT — API 162Wed 04:00 MYT — API 163Wed 05:00 MYT — API 163Wed 06:00 MYT — API 163Wed 07:00 MYT — API 163Wed 08:00 MYT — API 162Wed 09:00 MYT — API 161Wed 10:00 MYT — API 160Wed 11:00 MYT — API 159Wed 12:00 MYT — API 159Wed 13:00 MYT — API 159Wed 14:00 MYT — API 158Wed 15:00 MYT — API 157Wed 16:00 MYT — API 157Wed 17:00 MYT — API 156Wed 18:00 MYT — API 156Wed 19:00 MYT — API 155Wed 20:00 MYT — API 154Wed 21:00 MYT — API 153Wed 22:00 MYT — API 152Wed 23:00 MYT — API 152ThuThu 00:00 MYT — API 140Thu 01:00 MYT — API 124Thu 02:00 MYT — API 106Thu 03:00 MYT — API 98Thu 04:00 MYT — API 94Thu 05:00 MYT — API 91Thu 06:00 MYT — API 87Thu 07:00 MYT — API 83Thu 08:00 MYT — API 82Thu 09:00 MYT — API 82Thu 10:00 MYT — API 81Thu 11:00 MYT — API 79Thu 12:00 MYT — API 78Thu 13:00 MYT — API 75Thu 14:00 MYT — API 74Thu 15:00 MYT — API 74Thu 16:00 MYT — API 74Thu 17:00 MYT — API 74Thu 18:00 MYT — API 73Thu 19:00 MYT — API 73Thu 20:00 MYT — API 73Thu 21:00 MYT — API 73Thu 22:00 MYT — API 73Thu 23:00 MYT — API 74FriFri 00:00 MYT — API 75Fri 01:00 MYT — API 75Fri 02:00 MYT — API 75Fri 03:00 MYT — API 75Fri 04:00 MYT — API 75Fri 05:00 MYT — API 76Fri 06:00 MYT — API 77Fri 07:00 MYT — API 77Fri 08:00 MYT — API 77Fri 09:00 MYT — API 77Fri 10:00 MYT — API 77Fri 11:00 MYT — API 77Fri 12:00 MYT — API 77Fri 13:00 MYT — API 77Fri 14:00 MYT — API 78Fri 15:00 MYT — API 79Fri 16:00 MYT — API 78Fri 17:00 MYT — API 77Fri 18:00 MYT — API 76Fri 19:00 MYT — API 76Fri 20:00 MYT — API 75Fri 21:00 MYT — API 75Fri 22:00 MYT — API 73Fri 23:00 MYT — API 70SatSat 00:00 MYT — API 68Sat 01:00 MYT — API 66Sat 02:00 MYT — API 65Sat 03:00 MYT — API 63Sat 04:00 MYT — API 62Sat 05:00 MYT — API 62Sat 06:00 MYT — API 60Sat 07:00 MYT — API 59Sat 08:00 MYT — API 59Sat 09:00 MYT — API 59Sat 10:00 MYT — API 58Sat 11:00 MYT — API 58Sat 12:00 MYT — API 58Sat 13:00 MYT — API 58Sat 14:00 MYT — API 59Sat 15:00 MYT — API 60Sat 16:00 MYT — API 62Sat 17:00 MYT — API 64Sat 18:00 MYT — API 66Sat 19:00 MYT — API 67Sat 20:00 MYT — API 68Sat 21:00 MYT — API 70Sat 22:00 MYT — API 72Sat 23:00 MYT — API 74SunSun 00:00 MYT — API 74Sun 01:00 MYT — API 75Sun 02:00 MYT — API 75Sun 03:00 MYT — API 76Sun 04:00 MYT — API 77Sun 05:00 MYT — API 77Sun 06:00 MYT — API 78Sun 07:00 MYT — API 79Sun 08:00 MYT — API 79Sun 09:00 MYT — API 80Sun 10:00 MYT — API 82Sun 11:00 MYT — API 83Sun 12:00 MYT — API 84Sun 13:00 MYT — API 85Sun 14:00 MYT — API 84Sun 15:00 MYT — API 84Sun 16:00 MYT — API 84Sun 17:00 MYT — API 85Sun 18:00 MYT — API 84Sun 19:00 MYT — API 83Sun 20:00 MYT — API 83Sun 21:00 MYT — API 83Sun 22:00 MYT — API 83Sun 23:00 MYT — API 83MonMon 00:00 MYT — API 84Mon 01:00 MYT — API 86Mon 02:00 MYT — API 87Mon 03:00 MYT — API 88Mon 04:00 MYT — API 89Mon 05:00 MYT — API 90Mon 06:00 MYT — API 91Mon 07:00 MYT — API 93Mon 08:00 MYT — API 94Mon 09:00 MYT — API 95Mon 10:00 MYT — API 96Mon 11:00 MYT — API 97Mon 12:00 MYT — API 99Mon 13:00 MYT — API 99Mon 14:00 MYT — API 114Mon 15:00 MYT — API 126Mon 16:00 MYT — API 151Mon 17:00 MYT — API 152Mon 18:00 MYT — API 153Mon 19:00 MYT — API 154Mon 20:00 MYT — API 156Mon 21:00 MYT — API 157Mon 22:00 MYT — API 158Mon 23:00 MYT — API 159TueTue 00:00 MYT — API 161Tue 01:00 MYT — API 161Tue 02:00 MYT — API 162Tue 03:00 MYT — API 163Tue 04:00 MYT — API 163Tue 05:00 MYT — API 164Tue 06:00 MYT — API 165Tue 07:00 MYT — API 166Tue 08:00 MYT — API 167Tue 09:00 MYT — API 168Tue 10:00 MYT — API 168Tue 11:00 MYT — API 169Tue 12:00 MYT — API 170Tue 13:00 MYT — API 171Tue 14:00 MYT — API 172Tue 15:00 MYT — API 173Tue 16:00 MYT — API 173Tue 17:00 MYT — API 174Tue 18:00 MYT — API 175Tue 19:00 MYT — API 174Tue 20:00 MYT — API 174Tue 21:00 MYT — API 174Tue 22:00 MYT — API 175Tue 23:00 MYT — API 1740003060912151821
050100150200APIBrighter cells ran hazier than the rest of this week (58 – 175 API)

Haziest hour of the week: Tue at 18:00 MYT, averaging API 175 nationwide.

View the hourly figures as a table
National average API by hour, Malaysia Time
Day000102030405060708091011121314151617181920212223
Wed162162162162163163163163162161160159159159158157157156156155154153152152
Thu140124106989491878382828179787574747474737373737374
Fri757575757576777777777777777778797877767675757370
Sat686665636262605959595858585859606264666768707274
Sun747575767777787979808283848584848485848383838383
Mon8486878889909193949596979999114126151152153154156157158159
Tue161161162163163164165166167168168169170171172173173174175174174174175174

How the readings split

Pecahan bacaan mengikut kategori IPU

Moderate: 64% (107 readings)Unhealthy: 36% (61 readings)64%Moderate
  • GoodBaik0%0
  • ModerateSederhana64%107
  • UnhealthyTidak Sihat36%61
  • Very UnhealthySangat Tidak Sihat0%0
  • HazardousBerbahaya0%0

Based on 168 hourly station readings.

What it meant for this area

Panduan kesihatan mengikut kategori kualiti udara

Limit prolonged outdoor activity. Children, older adults, pregnant women and people with respiratory or heart conditions should stay indoors where possible. A well-fitted N95 mask helps outdoors.

Hadkan aktiviti luar yang berpanjangan. Kanak-kanak, warga emas, ibu mengandung dan pesakit pernafasan atau jantung dinasihatkan berada di dalam bangunan. Pelitup muka N95 membantu di luar.

Malaysia API scale · Skala IPU Malaysia
APICategoryKategori
0–50GoodBaik
51–100ModerateSederhana
101–200UnhealthyTidak Sihat
201–300Very UnhealthySangat Tidak Sihat
301+HazardousBerbahaya

Nearby monitoring stations around Shah Alam

Perbandingan purata mingguan dengan stesen berhampiran