21 – 27 Oct 2026 · Malaysia

Banting weekly air quality

US AQI · PM2.5 · 24-hour source averages

123.8Weekly mean AQI · Unhealthy for Sensitive Groups

Official DOE API mean: 108.6. Calculated separately from reported official observations.

Each DOE observation identified as PM2.5 is converted using the published API formula and US AQI breakpoints. This is not an official all-pollutant AQI or NowCast. Calculation details

141 eligible observations · 4 excluded.

-39.8 AQI compared with the previous week’s eligible mean of 163.6.

Peak AQI: 166 at Banting · 21 Oct 2026, 00:00 (UTC+8).

Daily US AQI (PM2.5)

Low 40High 166AQI

21 Oct27 Oct

27 OctDaily mean · Peak 5151Avg AQI

Based on 1 hourly readings.

Daily and hourly means use eligible observations across the selected locations. Each observation uses a 24-hour PM2.5 average.

Export AQI CSV

Means and peaks use only converted observations. Missing days remain gaps.

Day	Mean AQI	Peak AQI	Eligible / excluded
2026-10-21	160.7Unhealthy	166	24 / 0
2026-10-22	150.4Unhealthy	155	24 / 0
2026-10-23	149.3Unhealthy for Sensitive Groups	155	24 / 0
2026-10-24	128.3Unhealthy for Sensitive Groups	138	24 / 0
2026-10-25	95.4Moderate	126	24 / 0
2026-10-26	49Good	55	20 / 4
2026-10-27	51Moderate	51	1 / 0

Hourly means (UTC+8)

Day	0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23
2026-10-21	166	165	165	165	165	165	163	163	162	162	160	160	160	159	159	159	159	158	158	158	158	156	156	156
2026-10-22	155	155	154	154	152	152	150	148	147	145	145	145	145	148	151	151	151	151	152	152	151	152	152	152
2026-10-23	152	152	152	154	154	155	155	155	154	154	152	152	152	151	149	147	146	144	147	145	143	141	139	138
2026-10-24	138	138	138	136	134	132	132	134	134	134	134	130	130	128	126	124	120	120	115	115	118	120	124	126
2026-10-25	126	124	122	118	115	111	107	103	101	99	96	96	94	93	93	90	88	86	83	78	74	70	64	59
2026-10-26	55	54	53	52	52	52	52	52	51	51	51	47	51	49	40	41	40	—	—	—	—	42	47	48
2026-10-27	51	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Observation categories

Good: 8

Moderate: 28

Unhealthy for Sensitive Groups: 51

Unhealthy: 54

Very Unhealthy: 0

Hazardous: 0

US AQI scale
AQI	Category
0–50	Good
51–100	Moderate
101–150	Unhealthy for Sensitive Groups
151–200	Unhealthy
201–300	Very Unhealthy
301+	Hazardous

Banting air quality.
Weekly station review.

21 – 27 Oct 20267 days · Selangor

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

During the week of 21 – 27 Oct 2026, air quality at Banting averaged an Air Pollutant Index (API) of 108.6 (Unhealthy). Readings peaked at 162.

Station weekly average

108.6API

Unhealthy · Tidak Sihat

Daily averages36.6 – 158.2 APIWed → Tue

Explore the week

Week's peak reading: 162UnhealthyPeak during 7-day window
Rank in Selangor: #2of 6 stationsState avg: 106 API
Good to Moderate air: 51%of hourly readings145 readings recorded
National standing: #48of 68 stationsNational avg: 84.4 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 · 0–175 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, 21 Oct	158.2	155	162
Thu, 22 Oct	146.9	130	154
Fri, 23 Oct	141.2	100	154
Sat, 24 Oct	95.1	88	100
Sun, 25 Oct	76.7	53	94
Mon, 26 Oct	36.6	29	47
Tue, 27 Oct	39	39	39

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 Banting shows local patterns like traffic peaks and afternoon haze accumulation.

0255075100125150175APIBrighter cells ran hazier than the rest of this week (29 – 162 API)

Haziest hour of the week: Wed at 00:00 MYT, averaging API 162 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	162	161	161	161	161	161	160	160	159	159	158	158	158	157	157	157	157	156	156	156	156	155	155	155
Thu	154	154	153	153	152	152	150	143	136	131	130	131	131	140	151	151	151	151	152	152	151	152	152	152
Fri	152	152	152	153	153	154	154	154	153	153	152	152	152	151	145	138	132	127	136	131	123	113	106	100
Sat	100	100	100	99	98	97	97	98	98	98	98	96	96	95	94	93	91	91	88	88	90	91	93	94
Sun	94	93	92	90	88	86	84	82	81	80	78	78	77	76	76	74	73	71	69	66	63	60	56	53
Mon	47	44	42	41	40	41	41	40	39	39	39	35	38	37	30	31	30	29	31	31	31	32	35	36
Tue	39	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

How the readings split

Pecahan bacaan mengikut kategori IPU

GoodBaik17%25
ModerateSederhana34%49
UnhealthyTidak Sihat49%71
Very UnhealthySangat Tidak Sihat0%0
HazardousBerbahaya0%0

Based on 145 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 Banting

Perbandingan purata mingguan dengan stesen berhampiran

Putrajaya115 API
Unhealthy13 away
Nilai139.9 API
Unhealthy21 away
Johan Setia116.8 API
Unhealthy23 away
Klang117.3 API
Unhealthy32 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	162	161	161	161	161	161	160	160	159	159	158	158	158	157	157	157	157	156	156	156	156	155	155	155
Thu	154	154	153	153	152	152	150	143	136	131	130	131	131	140	151	151	151	151	152	152	151	152	152	152
Fri	152	152	152	153	153	154	154	154	153	153	152	152	152	151	145	138	132	127	136	131	123	113	106	100
Sat	100	100	100	99	98	97	97	98	98	98	98	96	96	95	94	93	91	91	88	88	90	91	93	94
Sun	94	93	92	90	88	86	84	82	81	80	78	78	77	76	76	74	73	71	69	66	63	60	56	53
Mon	47	44	42	41	40	41	41	40	39	39	39	35	38	37	30	31	30	29	31	31	31	32	35	36
Tue	39	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

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	162	161	161	161	161	161	160	160	159	159	158	158	158	157	157	157	157	156	156	156	156	155	155	155
Thu	154	154	153	153	152	152	150	143	136	131	130	131	131	140	151	151	151	151	152	152	151	152	152	152
Fri	152	152	152	153	153	154	154	154	153	153	152	152	152	151	145	138	132	127	136	131	123	113	106	100
Sat	100	100	100	99	98	97	97	98	98	98	98	96	96	95	94	93	91	91	88	88	90	91	93	94
Sun	94	93	92	90	88	86	84	82	81	80	78	78	77	76	76	74	73	71	69	66	63	60	56	53
Mon	47	44	42	41	40	41	41	40	39	39	39	35	38	37	30	31	30	29	31	31	31	32	35	36
Tue	39	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—