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Monday, 26 October 2026
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24-hr PSI (index)
0–50Good
51–100Moderate
101–200Unhealthy
201–300Very unhealthy
301+Hazardous
1-hr PM2.5 (µg/m³)
0–55Band I (Normal)
56–150Band II (Elevated)
151–250Band III (High)
251+Band IV (Very High)
Past 24 hours — Tap graph, slide left-right, see hour & value
24-hr PSImin 66 · max 107 · latest 74 indexmin 72 · max 107 · latest 74 indexmin 66 · max 91 · latest 67 indexmin 70 · max 97 · latest 71 indexmin 66 · max 94 · latest 67 indexmin 70 · max 99 · latest 71 index
192021222300010203040506070809101112131415161718
1-hr PM2.5min 12 · max 60 · latest 40 µg/m³min 13 · max 60 · latest 40 µg/m³min 12 · max 40 · latest 28 µg/m³min 18 · max 42 · latest 29 µg/m³min 17 · max 37 · latest 35 µg/m³min 20 · max 40 · latest 38 µg/m³
192021222300010203040506070809101112131415161718
PM2.5, 24-hr meanmin 25 · max 61 · latest 32 µg/m³min 30 · max 61 · latest 32 µg/m³min 26 · max 47 · latest 26 µg/m³min 29 · max 53 · latest 29 µg/m³min 25 · max 50 · latest 27 µg/m³min 29 · max 55 · latest 30 µg/m³
192021222300010203040506070809101112131415161718
PM2.5 sub-indexmin 66 · max 107 · latest 74 indexmin 72 · max 107 · latest 74 indexmin 66 · max 91 · latest 67 indexmin 70 · max 97 · latest 71 indexmin 66 · max 94 · latest 67 indexmin 70 · max 99 · latest 71 index
192021222300010203040506070809101112131415161718
PM10, 24-hr meanmin 36 · max 86 · latest 46 µg/m³min 43 · max 76 · latest 45 µg/m³min 36 · max 68 · latest 37 µg/m³min 37 · max 71 · latest 37 µg/m³min 36 · max 74 · latest 39 µg/m³min 45 · max 86 · latest 46 µg/m³
192021222300010203040506070809101112131415161718
PM10 sub-indexmin 36 · max 69 · latest 46 indexmin 43 · max 64 · latest 45 indexmin 36 · max 59 · latest 37 indexmin 37 · max 61 · latest 37 indexmin 36 · max 62 · latest 39 indexmin 45 · max 69 · latest 46 index
192021222300010203040506070809101112131415161718
O₃, 8-hr maxmin 6 · max 96 · latest 96 µg/m³min 12 · max 40 · latest 32 µg/m³min 6 · max 42 · latest 29 µg/m³min 17 · max 52 · latest 48 µg/m³min 22 · max 96 · latest 96 µg/m³min 13 · max 58 · latest 38 µg/m³
192021222300010203040506070809101112131415161718
O₃ sub-indexmin 3 · max 40 · latest 40 indexmin 5 · max 17 · latest 14 indexmin 3 · max 18 · latest 12 indexmin 7 · max 22 · latest 20 indexmin 10 · max 40 · latest 40 indexmin 6 · max 25 · latest 16 index
192021222300010203040506070809101112131415161718
CO, 8-hr maxmin 1 · max 1 · latest 1 mg/m³min 1 · max 1 · latest 1 mg/m³min 1 · max 1 · latest 1 mg/m³min 1 · max 1 · latest 1 mg/m³min 1 · max 1 · latest 1 mg/m³min 1 · max 1 · latest 1 mg/m³
192021222300010203040506070809101112131415161718
CO sub-indexmin 7 · max 14 · latest 12 indexmin 12 · max 14 · latest 12 indexmin 10 · max 12 · latest 10 indexmin 7 · max 8 · latest 7 indexmin 8 · max 9 · latest 8 indexmin 8 · max 10 · latest 8 index
192021222300010203040506070809101112131415161718
SO₂, 24-hr meanmin 5 · max 14 · latest 9 µg/m³min 9 · max 14 · latest 9 µg/m³min 7 · max 8 · latest 7 µg/m³min 6 · max 7 · latest 7 µg/m³min 7 · max 8 · latest 7 µg/m³min 5 · max 7 · latest 6 µg/m³
192021222300010203040506070809101112131415161718
SO₂ sub-indexmin 3 · max 9 · latest 6 indexmin 6 · max 9 · latest 6 indexmin 4 · max 5 · latest 4 indexmin 4 · max 4 · latest 4 indexmin 4 · max 5 · latest 4 indexmin 3 · max 5 · latest 4 index
192021222300010203040506070809101112131415161718
NO₂, 1-hr maxmin 5 · max 42 · latest 36 µg/m³min 6 · max 36 · latest 36 µg/m³min 15 · max 34 · latest 22 µg/m³min 11 · max 42 · latest 21 µg/m³min 5 · max 29 · latest 15 µg/m³min 17 · max 35 · latest 18 µg/m³
192021222300010203040506070809101112131415161718
Past years — Tap graph, slide left-right, see date & PSI
2026 to October 25min 41 · max 230 index
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2025min 26 · max 114 index
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2024min 28 · max 95 index
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2023min 27 · max 109 index
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2022min 28 · max 75 index
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2021min 35 · max 124 index
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2020min 28 · max 84 index
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2019min 28 · max 154 index
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2018min 33 · max 91 index
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2017min 32 · max 143 index
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2016min 38 · max 170 index
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Date: Sunday, 25 October 2026 at 7:18 pm

Air Quality: PSI Forecast: 70 - 100 (Moderate)

Health Advisory

Healthy persons :PSI Forecast-Moderate. To plan for 26 Oct, continue with normal activities. For immediate outdoor activities, use 1h PM2.5. If Normal PM2.5, continue with normal activities.
Elderly, pregnant women & children :PSI Forecast-Moderate. To plan for 26 Oct, continue with normal activities. For immediate outdoor activities, use 1h PM2.5. If Normal PM2.5, continue with normal activities.
Persons with chronic lung/heart disease :PSI Forecast-Moderate. To plan for 26 Oct, continue with normal activities. For immediate outdoor activities, use 1h PM2.5. If Normal PM2.5, continue with normal activities.