30 Sep – 6 Oct 2026 · Malaysia

Seberang Jaya weekly air quality

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

83.8Weekly mean AQI · Moderate

Official DOE API mean: 69.3. 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

162 eligible observations · 0 excluded.

+4 AQI compared with the previous week’s eligible mean of 79.8.

Peak AQI: 139 at Seberang Jaya · 30 Sept 2026, 00:00 (UTC+8).

Daily US AQI (PM2.5)

Low 61High 139AQI

30 Sept6 Oct

6 OctDaily mean · Peak 7872.9Avg AQI

Based on 18 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
2026-09-30	108Unhealthy for Sensitive Groups	139	24 / 0
2026-10-01	70.5Moderate	88	24 / 0
2026-10-02	100.5Unhealthy for Sensitive Groups	113	24 / 0
2026-10-03	71.7Moderate	81	24 / 0
2026-10-04	79.1Moderate	84	24 / 0
2026-10-05	81.3Moderate	86	24 / 0
2026-10-06	72.9Moderate	78	18 / 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
2026-09-30	139	136	132	128	126	122	120	120	120	120	118	118	115	111	103	97	94	90	87	84	81	80	77	75
2026-10-01	74	74	72	71	70	70	68	67	65	64	62	61	61	62	64	65	68	70	74	75	78	83	86	88
2026-10-02	91	93	94	97	99	101	103	105	107	109	109	113	113	113	109	107	105	101	96	96	93	88	86	83
2026-10-03	81	80	78	77	75	74	72	72	71	70	70	68	68	67	67	68	70	70	70	70	70	71	71	71
2026-10-04	72	74	75	75	77	77	77	77	78	78	78	77	77	80	81	81	81	83	84	84	84	83	83	83
2026-10-05	81	83	83	81	81	81	81	81	81	83	86	86	86	84	84	81	81	80	80	78	77	77	78	78
2026-10-06	78	77	77	77	77	75	74	72	72	71	70	71	70	70	68	70	71	72	—	—	—	—	—	—

Observation categories

Good: 0

Moderate: 134

Unhealthy for Sensitive Groups: 28

Unhealthy: 0

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

Seberang Jaya air quality.
Weekly station review.

30 Sep – 6 Oct 20267 days · Penang

Laporan mingguan Indeks Pencemaran Udara (IPU) bagi stesen Seberang Jaya, Penang

During the week of 30 Sep – 6 Oct 2026, air quality at Seberang Jaya averaged an Air Pollutant Index (API) of 69.3 (Moderate). Readings peaked at 107.

Station weekly average

69.3API

Moderate · Sederhana

Daily averages60.6 – 84.2 APIWed → Tue

Explore the week

Week's peak reading: 107UnhealthyPeak during 7-day window
Rank in Penang: #2of 4 stationsState avg: 67.3 API
Good to Moderate air: 99%of hourly readings162 readings recorded
National standing: #21of 68 stationsNational avg: 83 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 · 0–125 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, 30 Sep	84.2	64	107
Thu, 1 Oct	60.6	54	73
Fri, 2 Oct	80.3	69	87
Sat, 3 Oct	61.4	58	68
Sun, 4 Oct	66.6	62	70
Mon, 5 Oct	68.1	65	71
Tue, 6 Oct	62.3	59	66

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 Seberang Jaya shows local patterns like traffic peaks and afternoon haze accumulation.

0255075100125APIBrighter cells ran hazier than the rest of this week (54 – 107 API)

Haziest hour of the week: Wed at 00:00 MYT, averaging API 107 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	107	99	97	95	94	92	91	91	91	91	90	90	88	86	82	79	77	74	72	70	68	67	65	64
Thu	63	63	62	61	60	60	59	58	57	56	55	54	54	55	56	57	59	60	63	64	66	69	71	73
Fri	75	76	77	79	80	81	82	83	84	85	85	87	87	87	85	84	83	81	78	78	76	73	71	69
Sat	68	67	66	65	64	63	62	62	61	60	60	59	59	58	58	59	60	60	60	60	60	61	61	61
Sun	62	63	64	64	65	65	65	65	66	66	66	65	65	67	68	68	68	69	70	70	70	69	69	69
Mon	68	69	69	68	68	68	68	68	68	69	71	71	71	70	70	68	68	67	67	66	65	65	66	66
Tue	66	65	65	65	65	64	63	62	62	61	60	61	60	60	59	60	61	62	—	—	—	—	—	—

How the readings split

Pecahan bacaan mengikut kategori IPU

GoodBaik0%0
ModerateSederhana99%161
UnhealthyTidak Sihat1%1
Very UnhealthySangat Tidak Sihat0%0
HazardousBerbahaya0%0

Based on 162 hourly station readings.

What it meant for this area

Panduan kesihatan mengikut kategori kualiti udara

Air quality is acceptable. People with asthma, heart or lung conditions should reduce prolonged or heavy outdoor exertion.

Kualiti udara sederhana. Pesakit asma, jantung atau paru-paru dinasihatkan mengurangkan aktiviti berat di luar bangunan.

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 Seberang Jaya

Perbandingan purata mingguan dengan stesen berhampiran

Seberang Perai71.2 API
Moderate8.8 away
Minden70.2 API
Moderate12 away
Kulim Hi-Tech59.6 API
Moderate21 away
Balik Pulau58.5 API
Moderate22 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	107	99	97	95	94	92	91	91	91	91	90	90	88	86	82	79	77	74	72	70	68	67	65	64
Thu	63	63	62	61	60	60	59	58	57	56	55	54	54	55	56	57	59	60	63	64	66	69	71	73
Fri	75	76	77	79	80	81	82	83	84	85	85	87	87	87	85	84	83	81	78	78	76	73	71	69
Sat	68	67	66	65	64	63	62	62	61	60	60	59	59	58	58	59	60	60	60	60	60	61	61	61
Sun	62	63	64	64	65	65	65	65	66	66	66	65	65	67	68	68	68	69	70	70	70	69	69	69
Mon	68	69	69	68	68	68	68	68	68	69	71	71	71	70	70	68	68	67	67	66	65	65	66	66
Tue	66	65	65	65	65	64	63	62	62	61	60	61	60	60	59	60	61	62	—	—	—	—	—	—

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	107	99	97	95	94	92	91	91	91	91	90	90	88	86	82	79	77	74	72	70	68	67	65	64
Thu	63	63	62	61	60	60	59	58	57	56	55	54	54	55	56	57	59	60	63	64	66	69	71	73
Fri	75	76	77	79	80	81	82	83	84	85	85	87	87	87	85	84	83	81	78	78	76	73	71	69
Sat	68	67	66	65	64	63	62	62	61	60	60	59	59	58	58	59	60	60	60	60	60	61	61	61
Sun	62	63	64	64	65	65	65	65	66	66	66	65	65	67	68	68	68	69	70	70	70	69	69	69
Mon	68	69	69	68	68	68	68	68	68	69	71	71	71	70	70	68	68	67	67	66	65	65	66	66
Tue	66	65	65	65	65	64	63	62	62	61	60	61	60	60	59	60	61	62	—	—	—	—	—	—