Stay updated with real-time air quality in Kailua CDP, Hawaii featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
21
Good
Kailua CDP, Hawaii
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.37 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.39 μg/m³
0
55
155
255
425
605+
22.36 ppb
0
55
71
86
201
201+
14.53 ppb
0
36
76
186
605
1005+
1.92 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Kailua CDP, Hawaii
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AQI 23
Good
1.71μg/m³
PM2.5
5.69μg/m³
PM10
18.17ppb
O3
16.28ppb
SO2
2.16ppb
NO2
0.30ppm
CO
AQI 23
Good
1.71μg/m³
PM2.5
5.69μg/m³
PM10
18.17ppb
O3
16.28ppb
SO2
2.16ppb
NO2
0.30ppm
CO
AQI 23
Good
1.70μg/m³
PM2.5
5.37μg/m³
PM10
18.04ppb
O3
16.36ppb
SO2
2.16ppb
NO2
0.30ppm
CO
AQI 23
Good
2.29μg/m³
PM2.5
6.54μg/m³
PM10
18.02ppb
O3
16.36ppb
SO2
2.16ppb
NO2
0.30ppm
CO
AQI 23
Good
2.29μg/m³
PM2.5
6.54μg/m³
PM10
18.02ppb
O3
16.36ppb
SO2
2.16ppb
NO2
0.30ppm
CO
AQI 23
Good
1.51μg/m³
PM2.5
5.03μg/m³
PM10
18.04ppb
O3
16.36ppb
SO2
2.16ppb
NO2
0.30ppm
CO
Air quality measurements for Hawaii, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Kailua Cdp, Hawaii is updated on an hourly basis.
The worst air quality in Kailua Cdp, Hawaii was recorded at 07:00:00 on 2026-06-15.
The best air quality in Kailua Cdp, Hawaii was recorded at 12:00:00 on 2026-06-15.
The real-time air quality index in Kailua Cdp, Hawaii is 21, currently categorized as Good.
The most common pollutant in Kailua Cdp, Hawaii is SO2.
If the air quality in Kailua Cdp, Hawaii is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Kailua Cdp, Hawaii at present are 2.371 μg/m3.
The current PM10 levels in Kailua Cdp, Hawaii are 8.392 μg/m3.
The current carbon monoxide (CO) level in Kailua Cdp, Hawaii is 0.2 ppm.
The current sulfur dioxide (SO2) levels in Kailua Cdp, Hawaii are 14.527 ppb.
The current ozone (O3) levels at Kailua Cdp, Hawaii is 22.356 ppm.
The current nitrogen dioxide (NO2) levels at Kailua Cdp, Hawaii is 1.919 ppb.
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