Pasir Gudang air quality.
Weekly station review.

9 – 15 Sep 20267 days · Johor

Laporan mingguan Indeks Pencemaran Udara (IPU) bagi stesen Pasir Gudang, Johor

During the week of 9 – 15 Sep 2026, air quality at Pasir Gudang averaged an Air Pollutant Index (API) of 115.9 (Unhealthy). Readings peaked at 174.

Station weekly average

115.9API

Unhealthy · Tidak Sihat

Daily averages90 – 168.2 APIWed → Tue

Explore the week

Week's peak reading: 174UnhealthyPeak during 7-day window
Rank in Johor: #8of 8 stationsState avg: 106.7 API
Good to Moderate air: 50%of hourly readings168 readings recorded
National standing: #60of 68 stationsNational avg: 92.7 API

Seven days of station air quality

Pergerakan purata harian dan julat bacaan sepanjang minggu

Archived API · Malaysia TimePoint, tap or use ← → to inspect

National averageStation peakMin–max rangeAPI bands7 of 7 points · 0–200 API

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

Archived national API, daily
Date / time	Average	Minimum	Peak
Wed, 9 Sep	98.1	89	116
Thu, 10 Sep	109.3	99	129
Fri, 11 Sep	116.5	95	144
Sat, 12 Sep	100.5	95	120
Sun, 13 Sep	90	86	95
Mon, 14 Sep	128.4	87	170
Tue, 15 Sep	168.2	156	174

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 Pasir Gudang shows local patterns like traffic peaks and afternoon haze accumulation.

050100150200APIBrighter cells ran hazier than the rest of this week (86 – 174 API)

Haziest hour of the week: Tue at 04:00 MYT, averaging API 174 nationwide.

View the hourly figures as a table

National average API by hour, Malaysia Time
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	89	90	91	92	93	94	95	96	96	97	96	97	99	99	99	99	98	100	100	100	100	105	113	116
Thu	117	117	112	107	105	104	104	104	105	114	109	100	99	100	100	108	114	112	124	129	117	109	106	108
Fri	111	117	123	125	124	124	123	121	116	109	118	127	132	131	144	138	126	109	97	96	97	96	96	95
Sat	95	95	95	96	97	98	98	99	100	107	115	120	113	105	98	97	97	98	99	99	99	98	98	97
Sun	95	95	94	94	93	93	92	92	91	89	87	86	87	88	89	89	89	89	89	89	88	88	87	87
Mon	87	87	87	87	87	87	89	91	94	99	121	145	152	153	154	156	157	158	160	162	164	166	168	170
Tue	171	172	173	173	174	174	174	174	172	171	170	169	169	168	167	167	167	167	165	164	162	160	158	156

How the readings split

Pecahan bacaan mengikut kategori IPU

GoodBaik0%0
ModerateSederhana50%84
UnhealthyTidak Sihat50%84
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
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 Pasir Gudang

Perbandingan purata mingguan dengan stesen berhampiran

Larkin115 API
Unhealthy18 away
Pengerang99 API
Moderate30 away
Kota Tinggi102 API
Unhealthy38 away
Kluang105.4 API
Unhealthy90 away

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	89	90	91	92	93	94	95	96	96	97	96	97	99	99	99	99	98	100	100	100	100	105	113	116
Thu	117	117	112	107	105	104	104	104	105	114	109	100	99	100	100	108	114	112	124	129	117	109	106	108
Fri	111	117	123	125	124	124	123	121	116	109	118	127	132	131	144	138	126	109	97	96	97	96	96	95
Sat	95	95	95	96	97	98	98	99	100	107	115	120	113	105	98	97	97	98	99	99	99	98	98	97
Sun	95	95	94	94	93	93	92	92	91	89	87	86	87	88	89	89	89	89	89	89	88	88	87	87
Mon	87	87	87	87	87	87	89	91	94	99	121	145	152	153	154	156	157	158	160	162	164	166	168	170
Tue	171	172	173	173	174	174	174	174	172	171	170	169	169	168	167	167	167	167	165	164	162	160	158	156

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	89	90	91	92	93	94	95	96	96	97	96	97	99	99	99	99	98	100	100	100	100	105	113	116
Thu	117	117	112	107	105	104	104	104	105	114	109	100	99	100	100	108	114	112	124	129	117	109	106	108
Fri	111	117	123	125	124	124	123	121	116	109	118	127	132	131	144	138	126	109	97	96	97	96	96	95
Sat	95	95	95	96	97	98	98	99	100	107	115	120	113	105	98	97	97	98	99	99	99	98	98	97
Sun	95	95	94	94	93	93	92	92	91	89	87	86	87	88	89	89	89	89	89	89	88	88	87	87
Mon	87	87	87	87	87	87	89	91	94	99	121	145	152	153	154	156	157	158	160	162	164	166	168	170
Tue	171	172	173	173	174	174	174	174	172	171	170	169	169	168	167	167	167	167	165	164	162	160	158	156

Pasir Gudang air quality.Weekly station review.