21 – 27 Oct 2026 · Malaysia

Mukah weekly air quality

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

86.8Weekly mean AQI · Moderate

Official DOE API mean: 71.3. 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

150 eligible observations · 0 excluded.

+7.3 AQI compared with the previous week’s eligible mean of 79.5.

Peak AQI: 142 at Mukah · 26 Oct 2026, 08:00 (UTC+8).

Daily US AQI (PM2.5)

Low 55High 142AQI

21 Oct27 Oct

27 OctDaily mean · Peak 113104Avg AQI

Based on 6 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	59.3Moderate	70	24 / 0
2026-10-22	66Moderate	74	24 / 0
2026-10-23	77.3Moderate	81	24 / 0
2026-10-24	90.3Moderate	97	24 / 0
2026-10-25	91.1Moderate	115	24 / 0
2026-10-26	132.3Unhealthy for Sensitive Groups	142	24 / 0
2026-10-27	104Unhealthy for Sensitive Groups	113	6 / 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	70	67	65	64	64	62	61	59	59	58	58	58	58	57	56	56	56	56	55	56	56	57	58	58
2026-10-22	59	59	61	61	62	62	62	64	64	65	65	64	65	65	67	68	70	70	71	71	72	72	72	74
2026-10-23	74	74	74	75	75	75	75	77	77	77	78	78	77	78	78	77	78	78	80	80	80	80	80	81
2026-10-24	81	83	84	86	86	87	87	88	90	90	91	93	96	96	97	96	94	94	93	91	91	91	91	90
2026-10-25	90	88	87	86	84	84	83	81	80	80	80	83	86	87	88	91	94	96	99	101	105	107	111	115
2026-10-26	118	122	126	130	134	136	138	140	142	142	142	141	139	138	138	139	136	134	130	128	126	122	118	117
2026-10-27	113	109	105	101	99	97	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Observation categories

Good: 0

Moderate: 117

Unhealthy for Sensitive Groups: 33

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

Mukah air quality.
Weekly station review.

21 – 27 Oct 20267 days · Sarawak

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

During the week of 21 – 27 Oct 2026, air quality at Mukah averaged an Air Pollutant Index (API) of 71.3 (Moderate). Readings peaked at 117.

Station weekly average

71.3API

Moderate · Sederhana

Daily averages52.6 – 100.5 APIWed → Tue

Explore the week

Week's peak reading: 117UnhealthyPeak during 7-day window
Rank in Sarawak: #4of 13 stationsState avg: 87.2 API
Good to Moderate air: 94%of hourly readings150 readings recorded
National standing: #30of 68 stationsNational avg: 83.4 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 · 0–125 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, 21 Oct	52.6	48	60
Thu, 22 Oct	57.6	53	63
Fri, 23 Oct	65.4	63	68
Sat, 24 Oct	74.3	68	79
Sun, 25 Oct	74.4	67	88
Mon, 26 Oct	100.5	89	117
Tue, 27 Oct	82.5	79	87

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

0255075100125APIBrighter cells ran hazier than the rest of this week (48 – 117 API)

Haziest hour of the week: Mon at 10:00 MYT, averaging API 117 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	60	58	57	56	56	55	54	53	53	52	52	52	52	51	50	50	50	49	48	50	50	51	52	52
Thu	53	53	54	54	55	55	55	56	56	57	57	56	57	57	58	59	60	60	61	61	62	62	62	63
Fri	63	63	63	64	64	64	64	65	65	65	66	66	65	66	66	65	66	66	67	67	67	67	67	68
Sat	68	69	70	71	71	72	72	73	74	74	75	76	78	78	79	78	77	77	76	75	75	75	75	74
Sun	74	73	72	71	70	70	69	68	67	67	67	69	71	72	73	75	77	78	80	81	83	84	86	88
Mon	90	92	94	96	98	99	103	109	116	116	117	114	106	102	102	104	99	98	96	95	94	92	90	89
Tue	87	85	83	81	80	79	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

How the readings split

Pecahan bacaan mengikut kategori IPU

GoodBaik5%7
ModerateSederhana89%133
UnhealthyTidak Sihat7%10
Very UnhealthySangat Tidak Sihat0%0
HazardousBerbahaya0%0

Based on 150 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 Mukah

Perbandingan purata mingguan dengan stesen berhampiran

Sibu92.5 API
Moderate65 away
Sarikei86.2 API
Moderate99 away
Bintulu79 API
Moderate118 away
Kapit83.8 API
Moderate139 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	60	58	57	56	56	55	54	53	53	52	52	52	52	51	50	50	50	49	48	50	50	51	52	52
Thu	53	53	54	54	55	55	55	56	56	57	57	56	57	57	58	59	60	60	61	61	62	62	62	63
Fri	63	63	63	64	64	64	64	65	65	65	66	66	65	66	66	65	66	66	67	67	67	67	67	68
Sat	68	69	70	71	71	72	72	73	74	74	75	76	78	78	79	78	77	77	76	75	75	75	75	74
Sun	74	73	72	71	70	70	69	68	67	67	67	69	71	72	73	75	77	78	80	81	83	84	86	88
Mon	90	92	94	96	98	99	103	109	116	116	117	114	106	102	102	104	99	98	96	95	94	92	90	89
Tue	87	85	83	81	80	79	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

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	60	58	57	56	56	55	54	53	53	52	52	52	52	51	50	50	50	49	48	50	50	51	52	52
Thu	53	53	54	54	55	55	55	56	56	57	57	56	57	57	58	59	60	60	61	61	62	62	62	63
Fri	63	63	63	64	64	64	64	65	65	65	66	66	65	66	66	65	66	66	67	67	67	67	67	68
Sat	68	69	70	71	71	72	72	73	74	74	75	76	78	78	79	78	77	77	76	75	75	75	75	74
Sun	74	73	72	71	70	70	69	68	67	67	67	69	71	72	73	75	77	78	80	81	83	84	86	88
Mon	90	92	94	96	98	99	103	109	116	116	117	114	106	102	102	104	99	98	96	95	94	92	90	89
Tue	87	85	83	81	80	79	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—