Stay updated with real-time air quality in Renton, Washington 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)
27
Good
Renton, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.49 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.23 μg/m³
0
55
155
255
425
605+
25.46 ppb
0
55
71
86
201
201+
0.14 ppb
0
36
76
186
605
1005+
6.12 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Renton, Washington
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AQI 38
Good
7.00μg/m³
PM2.5
29.66μg/m³
PM10
25.29ppb
O3
0.14ppb
SO2
6.23ppb
NO2
0.20ppm
CO
AQI 27
Good
5.20μg/m³
PM2.5
23.00μg/m³
PM10
21.65ppb
O3
0.14ppb
SO2
6.09ppb
NO2
0.20ppm
CO
AQI 33
Good
5.92μg/m³
PM2.5
27.40μg/m³
PM10
25.64ppb
O3
0.14ppb
SO2
4.22ppb
NO2
0.20ppm
CO
AQI 22
Good
4.45μg/m³
PM2.5
18.16μg/m³
PM10
23.43ppb
O3
0.14ppb
SO2
6.06ppb
NO2
0.20ppm
CO
AQI 22
Good
4.48μg/m³
PM2.5
18.67μg/m³
PM10
22.20ppb
O3
0.14ppb
SO2
6.85ppb
NO2
0.20ppm
CO
AQI 33
Good
5.53μg/m³
PM2.5
24.34μg/m³
PM10
23.12ppb
O3
0.14ppb
SO2
6.00ppb
NO2
0.20ppm
CO
Air quality measurements for Washington, 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 Renton, Washington is updated on an hourly basis.
The worst air quality in Renton, Washington was recorded at 11:00:00 on 2026-03-14.
The best air quality in Renton, Washington was recorded at 08:00:00 on 2026-03-13.
The real-time air quality index in Renton, Washington is 27, currently categorized as Good.
The most common pollutant in Renton, Washington is PM2.5.
If the air quality in Renton, Washington is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Renton, Washington at present are 5.485 μg/m3.
The current PM10 levels in Renton, Washington are 24.228 μg/m3.
The current carbon monoxide (CO) level in Renton, Washington is 0.197 ppm.
The current sulfur dioxide (SO2) levels in Renton, Washington are 0.137 ppb.
The current ozone (O3) levels at Renton, Washington is 25.459 ppm.
The current nitrogen dioxide (NO2) levels at Renton, Washington is 6.119 ppb.
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