30 Sep – 6 Oct 2026 · Malaysia

Sarikei weekly air quality

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

85.4Weekly mean AQI · Moderate

Official DOE API mean: 69.7. 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.

-25.5 AQI compared with the previous week’s eligible mean of 110.9.

Peak AQI: 117 at Sarikei · 3 Oct 2026, 20:00 (UTC+8).

Daily US AQI (PM2.5)

Low 53High 117AQI

30 Sept6 Oct

6 OctDaily mean · Peak 9789.7Avg 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	65Moderate	78	24 / 0
2026-10-01	56Moderate	62	24 / 0
2026-10-02	71Moderate	84	24 / 0
2026-10-03	102.6Unhealthy for Sensitive Groups	117	24 / 0
2026-10-04	107.5Unhealthy for Sensitive Groups	115	24 / 0
2026-10-05	107.5Unhealthy for Sensitive Groups	115	24 / 0
2026-10-06	89.7Moderate	97	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	78	77	77	75	74	72	71	70	68	67	65	64	62	61	59	59	59	59	59	58	57	56	56	56
2026-10-01	55	55	55	55	55	55	54	54	53	53	53	53	53	53	54	55	56	58	58	59	61	62	62	62
2026-10-02	64	64	64	64	64	64	65	65	65	65	67	67	68	71	74	75	77	77	77	78	80	81	83	84
2026-10-03	86	87	88	88	90	91	94	96	97	99	101	103	105	107	107	109	111	111	113	115	117	117	115	115
2026-10-04	115	115	115	115	115	115	113	113	113	111	111	111	109	107	107	105	103	101	99	97	97	97	97	99
2026-10-05	101	103	103	105	105	105	105	105	107	107	109	109	109	111	111	113	113	115	113	111	109	107	103	101
2026-10-06	97	96	94	93	91	91	90	88	88	87	86	86	87	86	87	90	90	88	—	—	—	—	—	—

Observation categories

Good: 0

Moderate: 106

Unhealthy for Sensitive Groups: 56

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

Sarikei air quality.
Weekly station review.

30 Sep – 6 Oct 20267 days · Sarawak

Laporan mingguan Indeks Pencemaran Udara (IPU) bagi stesen Sarikei, Sarawak

During the week of 30 Sep – 6 Oct 2026, air quality at Sarikei averaged an Air Pollutant Index (API) of 69.7 (Moderate). Readings peaked at 89.

Station weekly average

69.7API

Moderate · Sederhana

Daily averages47.5 – 84.3 APIWed → Tue

Explore the week

Week's peak reading: 89ModeratePeak during 7-day window
Rank in Sarawak: #7of 13 stationsState avg: 72.9 API
Good to Moderate air: 100%of hourly readings162 readings recorded
National standing: #22of 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 · 0–100 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	56.7	49	66
Thu, 1 Oct	47.5	42	55
Fri, 2 Oct	60.9	56	70
Sat, 3 Oct	81.3	71	89
Sun, 4 Oct	84.3	79	88
Mon, 5 Oct	84.3	81	88
Tue, 6 Oct	73.9	71	79

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

0255075100APIBrighter cells ran hazier than the rest of this week (42 – 89 API)

Haziest hour of the week: Sat at 20:00 MYT, averaging API 89 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	66	65	65	64	63	62	61	60	59	58	57	56	55	54	53	53	53	53	53	52	51	50	49	49
Thu	48	47	47	46	46	46	45	45	43	42	42	42	42	43	44	46	49	52	52	53	54	55	55	55
Fri	56	56	56	56	56	56	57	57	57	57	58	58	59	61	63	64	65	65	65	66	67	68	69	70
Sat	71	72	73	73	74	75	77	78	79	80	81	82	83	84	84	85	86	86	87	88	89	89	88	88
Sun	88	88	88	88	88	88	87	87	87	86	86	86	85	84	84	83	82	81	80	79	79	79	79	80
Mon	81	82	82	83	83	83	83	83	84	84	85	85	85	86	86	87	87	88	87	86	85	84	82	81
Tue	79	78	77	76	75	75	74	73	73	72	71	71	72	71	72	74	74	73	—	—	—	—	—	—

How the readings split

Pecahan bacaan mengikut kategori IPU

GoodBaik12%20
ModerateSederhana88%142
UnhealthyTidak Sihat0%0
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 Sarikei

Perbandingan purata mingguan dengan stesen berhampiran

Sibu69 API
Moderate40 away
Mukah65.9 API
Moderate99 away
Sri Aman88.4 API
Moderate102 away
Samarahan90.4 API
Moderate137 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	66	65	65	64	63	62	61	60	59	58	57	56	55	54	53	53	53	53	53	52	51	50	49	49
Thu	48	47	47	46	46	46	45	45	43	42	42	42	42	43	44	46	49	52	52	53	54	55	55	55
Fri	56	56	56	56	56	56	57	57	57	57	58	58	59	61	63	64	65	65	65	66	67	68	69	70
Sat	71	72	73	73	74	75	77	78	79	80	81	82	83	84	84	85	86	86	87	88	89	89	88	88
Sun	88	88	88	88	88	88	87	87	87	86	86	86	85	84	84	83	82	81	80	79	79	79	79	80
Mon	81	82	82	83	83	83	83	83	84	84	85	85	85	86	86	87	87	88	87	86	85	84	82	81
Tue	79	78	77	76	75	75	74	73	73	72	71	71	72	71	72	74	74	73	—	—	—	—	—	—

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	66	65	65	64	63	62	61	60	59	58	57	56	55	54	53	53	53	53	53	52	51	50	49	49
Thu	48	47	47	46	46	46	45	45	43	42	42	42	42	43	44	46	49	52	52	53	54	55	55	55
Fri	56	56	56	56	56	56	57	57	57	57	58	58	59	61	63	64	65	65	65	66	67	68	69	70
Sat	71	72	73	73	74	75	77	78	79	80	81	82	83	84	84	85	86	86	87	88	89	89	88	88
Sun	88	88	88	88	88	88	87	87	87	86	86	86	85	84	84	83	82	81	80	79	79	79	79	80
Mon	81	82	82	83	83	83	83	83	84	84	85	85	85	86	86	87	87	88	87	86	85	84	82	81
Tue	79	78	77	76	75	75	74	73	73	72	71	71	72	71	72	74	74	73	—	—	—	—	—	—