Nilai air quality.
Weekly station review.
7 days · Negeri Sembilan
Laporan mingguan Indeks Pencemaran Udara (IPU) bagi stesen Nilai, Negeri Sembilan
During the week of 9 – 15 Sep 2026, air quality at Nilai averaged an Air Pollutant Index (API) of 114.7 (Unhealthy). Readings peaked at 178.
Station weekly average
114.7API
Unhealthy · Tidak Sihat
- Week's peak reading
- 178UnhealthyPeak during 7-day window
- Rank in Negeri Sembilan
- #3of 3 stationsState avg: 104.3 API
- Good to Moderate air
- 53%of hourly readings168 readings recorded
- National standing
- #57of 68 stationsNational avg: 92.7 API
Seven days of station air quality
Pergerakan purata harian dan julat bacaan sepanjang minggu
The average follows all available readings each day. The range spans the lowest and highest station readings; a national average can hide local peaks.
View chart data as a table
| Date / time | Average | Minimum | Peak |
|---|---|---|---|
| Wed, 9 Sep | 157.5 | 154 | 159 |
| Thu, 10 Sep | 100.8 | 74 | 153 |
| Fri, 11 Sep | 74 | 72 | 76 |
| Sat, 12 Sep | 69.6 | 64 | 77 |
| Sun, 13 Sep | 91.6 | 78 | 99 |
| Mon, 14 Sep | 138.6 | 103 | 161 |
| Tue, 15 Sep | 170.8 | 162 | 178 |
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 Nilai shows local patterns like traffic peaks and afternoon haze accumulation.
Haziest hour of the week: Tue at 20:00 MYT, averaging API 178 nationwide.
View the hourly figures as a table
| Day | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wed | 159 | 159 | 158 | 158 | 158 | 158 | 158 | 158 | 159 | 159 | 159 | 158 | 158 | 157 | 157 | 157 | 157 | 158 | 157 | 157 | 156 | 155 | 155 | 154 |
| Thu | 153 | 153 | 152 | 152 | 151 | 140 | 120 | 100 | 96 | 92 | 88 | 86 | 85 | 84 | 83 | 81 | 79 | 76 | 75 | 74 | 74 | 75 | 75 | 75 |
| Fri | 75 | 75 | 74 | 73 | 73 | 73 | 73 | 74 | 75 | 76 | 76 | 75 | 75 | 74 | 74 | 74 | 75 | 75 | 74 | 73 | 73 | 72 | 72 | 72 |
| Sat | 71 | 70 | 70 | 70 | 68 | 67 | 66 | 66 | 65 | 64 | 64 | 66 | 65 | 66 | 67 | 69 | 70 | 72 | 74 | 75 | 75 | 76 | 77 | 77 |
| Sun | 78 | 78 | 79 | 80 | 83 | 85 | 87 | 88 | 90 | 93 | 94 | 94 | 96 | 97 | 97 | 97 | 97 | 97 | 97 | 98 | 99 | 98 | 98 | 99 |
| Mon | 103 | 106 | 108 | 110 | 108 | 112 | 120 | 127 | 131 | 134 | 141 | 152 | 152 | 153 | 153 | 154 | 155 | 156 | 157 | 157 | 158 | 159 | 160 | 161 |
| Tue | 162 | 162 | 163 | 164 | 165 | 165 | 166 | 166 | 167 | 168 | 169 | 170 | 172 | 173 | 174 | 175 | 176 | 177 | 177 | 177 | 178 | 178 | 178 | 178 |
How the readings split
Pecahan bacaan mengikut kategori IPU
- GoodBaik0%0
- ModerateSederhana53%89
- UnhealthyTidak Sihat47%79
- 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.
| API | Category | Kategori |
|---|---|---|
| 0–50 | Good | Baik |
| 51–100 | Moderate | Sederhana |
| 101–200 | Unhealthy | Tidak Sihat |
| 201–300 | Very Unhealthy | Sangat Tidak Sihat |
| 301+ | Hazardous | Berbahaya |
Nearby monitoring stations around Nilai
Perbandingan purata mingguan dengan stesen berhampiran