Stay updated with real-time air quality in Ridgefield, 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)
16
Good
Ridgefield, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.49 μg/m³
0
55
155
255
425
605+
17.20 ppb
0
55
71
86
201
201+
0.33 ppb
0
36
76
186
605
1005+
3.10 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Ridgefield, Washington
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AQI 17
Good
2.23μg/m³
PM2.5
11.83μg/m³
PM10
17.79ppb
O3
0.33ppb
SO2
3.58ppb
NO2
0.17ppm
CO
AQI 16
Good
2.34μg/m³
PM2.5
9.97μg/m³
PM10
17.45ppb
O3
0.33ppb
SO2
3.01ppb
NO2
0.17ppm
CO
AQI 17
Good
2.18μg/m³
PM2.5
9.59μg/m³
PM10
17.50ppb
O3
0.33ppb
SO2
2.82ppb
NO2
0.17ppm
CO
AQI 17
Good
2.21μg/m³
PM2.5
11.50μg/m³
PM10
17.75ppb
O3
0.33ppb
SO2
3.52ppb
NO2
0.17ppm
CO
AQI 18
Good
2.52μg/m³
PM2.5
14.64μg/m³
PM10
18.92ppb
O3
0.33ppb
SO2
3.73ppb
NO2
0.16ppm
CO
AQI 17
Good
2.17μg/m³
PM2.5
10.02μg/m³
PM10
17.89ppb
O3
0.33ppb
SO2
3.14ppb
NO2
0.17ppm
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 Ridgefield, Washington is updated on an hourly basis.
The worst air quality in Ridgefield, Washington was recorded at 12:00:00 on 2026-07-11.
The best air quality in Ridgefield, Washington was recorded at 07:00:00 on 2026-07-11.
The real-time air quality index in Ridgefield, Washington is 16, currently categorized as Good.
The most common pollutant in Ridgefield, Washington is O3.
If the air quality in Ridgefield, Washington is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Ridgefield, Washington at present are 2.299 μg/m3.
The current PM10 levels in Ridgefield, Washington are 10.488 μg/m3.
The current carbon monoxide (CO) level in Ridgefield, Washington is 0.168 ppm.
The current sulfur dioxide (SO2) levels in Ridgefield, Washington are 0.328 ppb.
The current ozone (O3) levels at Ridgefield, Washington is 17.2 ppm.
The current nitrogen dioxide (NO2) levels at Ridgefield, Washington is 3.1 ppb.
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