30 Sep – 6 Oct 2026 · Malaysia

Kemaman weekly air quality

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

100.9Weekly mean AQI · Unhealthy for Sensitive Groups

Official DOE API mean: 85.7. 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.

+21.4 AQI compared with the previous week’s eligible mean of 79.5.

Peak AQI: 158 at Kemaman · 6 Oct 2026, 16:00 (UTC+8).

Daily US AQI (PM2.5)

Low 61High 158AQI

30 Sept6 Oct

6 OctDaily mean · Peak 158143.6Avg 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	140.5Unhealthy for Sensitive Groups	156	24 / 0
2026-10-01	91.1Moderate	103	24 / 0
2026-10-02	71.1Moderate	81	24 / 0
2026-10-03	65.6Moderate	77	24 / 0
2026-10-04	96.8Moderate	117	24 / 0
2026-10-05	108Unhealthy for Sensitive Groups	118	24 / 0
2026-10-06	143.6Unhealthy for Sensitive Groups	158	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	156	156	156	156	156	156	155	155	155	154	152	151	149	144	140	138	134	128	124	120	117	111	107	103
2026-10-01	103	101	99	99	97	96	94	94	93	93	93	93	91	90	88	87	87	87	86	84	84	83	83	81
2026-10-02	81	81	80	80	78	77	77	75	75	74	72	70	70	70	67	67	67	64	64	64	64	64	64	62
2026-10-03	62	62	64	62	62	62	61	61	61	61	62	64	62	64	65	65	67	68	70	71	72	74	75	77
2026-10-04	77	78	80	81	83	84	86	87	88	88	91	91	94	99	101	105	109	113	117	117	115	113	113	113
2026-10-05	113	111	111	109	109	109	107	107	107	107	107	107	105	105	105	105	103	103	101	103	109	113	117	118
2026-10-06	120	122	126	130	132	136	140	143	146	149	152	152	154	155	156	156	158	158	—	—	—	—	—	—

Observation categories

Good: 0

Moderate: 84

Unhealthy for Sensitive Groups: 58

Unhealthy: 20

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

Kemaman air quality.
Weekly station review.

30 Sep – 6 Oct 20267 days · Terengganu

Laporan mingguan Indeks Pencemaran Udara (IPU) bagi stesen Kemaman, Terengganu

During the week of 30 Sep – 6 Oct 2026, air quality at Kemaman averaged an Air Pollutant Index (API) of 85.7 (Moderate). Readings peaked at 156.

Station weekly average

85.7API

Moderate · Sederhana

Daily averages57.3 – 128.5 APIWed → Tue

Explore the week

Week's peak reading: 156UnhealthyPeak during 7-day window
Rank in Terengganu: #3of 4 stationsState avg: 80.9 API
Good to Moderate air: 83%of hourly readings162 readings recorded
National standing: #39of 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 · 0–175 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, 30 Sep	127	82	155
Thu, 1 Oct	74.7	68	82
Fri, 2 Oct	61	55	68
Sat, 3 Oct	57.3	54	65
Sun, 4 Oct	77.7	65	89
Mon, 5 Oct	84.5	81	90
Tue, 6 Oct	128.5	91	156

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

0255075100125150175APIBrighter cells ran hazier than the rest of this week (54 – 156 API)

Haziest hour of the week: Tue at 16:00 MYT, averaging API 156 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	155	155	155	155	155	155	154	154	154	153	152	151	145	127	111	100	98	95	93	91	89	86	84	82
Thu	82	81	80	80	79	78	77	77	76	76	76	76	75	74	73	72	72	72	71	70	70	69	69	68
Fri	68	68	67	67	66	65	65	64	64	63	62	60	60	60	58	58	58	56	56	56	56	56	56	55
Sat	55	55	56	55	55	55	54	54	54	54	55	56	55	56	57	57	58	59	60	61	62	63	64	65
Sun	65	66	67	68	69	70	71	72	73	73	75	75	77	80	81	83	85	87	89	89	88	87	87	87
Mon	87	86	86	85	85	85	84	84	84	84	84	84	83	83	83	83	82	82	81	82	85	87	89	90
Tue	91	92	94	96	97	99	109	121	134	147	152	152	153	154	155	155	156	156	—	—	—	—	—	—

How the readings split

Pecahan bacaan mengikut kategori IPU

GoodBaik0%0
ModerateSederhana83%135
UnhealthyTidak Sihat17%27
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 Kemaman

Perbandingan purata mingguan dengan stesen berhampiran

Balok Baru Kuantan94.2 API
Moderate34 away
Paka82 API
Moderate37 away
Indera Mahkota Kuantan90.5 API
Moderate51 away
Kuala Terengganu86.8 API
Moderate121 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	155	155	155	155	155	155	154	154	154	153	152	151	145	127	111	100	98	95	93	91	89	86	84	82
Thu	82	81	80	80	79	78	77	77	76	76	76	76	75	74	73	72	72	72	71	70	70	69	69	68
Fri	68	68	67	67	66	65	65	64	64	63	62	60	60	60	58	58	58	56	56	56	56	56	56	55
Sat	55	55	56	55	55	55	54	54	54	54	55	56	55	56	57	57	58	59	60	61	62	63	64	65
Sun	65	66	67	68	69	70	71	72	73	73	75	75	77	80	81	83	85	87	89	89	88	87	87	87
Mon	87	86	86	85	85	85	84	84	84	84	84	84	83	83	83	83	82	82	81	82	85	87	89	90
Tue	91	92	94	96	97	99	109	121	134	147	152	152	153	154	155	155	156	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	155	155	155	155	155	155	154	154	154	153	152	151	145	127	111	100	98	95	93	91	89	86	84	82
Thu	82	81	80	80	79	78	77	77	76	76	76	76	75	74	73	72	72	72	71	70	70	69	69	68
Fri	68	68	67	67	66	65	65	64	64	63	62	60	60	60	58	58	58	56	56	56	56	56	56	55
Sat	55	55	56	55	55	55	54	54	54	54	55	56	55	56	57	57	58	59	60	61	62	63	64	65
Sun	65	66	67	68	69	70	71	72	73	73	75	75	77	80	81	83	85	87	89	89	88	87	87	87
Mon	87	86	86	85	85	85	84	84	84	84	84	84	83	83	83	83	82	82	81	82	85	87	89	90
Tue	91	92	94	96	97	99	109	121	134	147	152	152	153	154	155	155	156	156	—	—	—	—	—	—