Stay updated with real-time air quality in Olympia, 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)
22
Good
Olympia, Washington
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.07 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.34 μg/m³
0
55
155
255
425
605+
21.48 ppb
0
55
71
86
201
201+
0.28 ppb
0
36
76
186
605
1005+
5.03 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Olympia, Washington
Olympia, Washington
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AQI 18
Good
0.43μg/m³
PM2.5
1.73μg/m³
PM10
18.79ppb
O3
0.34ppb
SO2
7.95ppb
NO2
0.10ppm
CO
AQI 18
Good
0.14μg/m³
PM2.5
0.41μg/m³
PM10
18.70ppb
O3
0.34ppb
SO2
8.09ppb
NO2
0.10ppm
CO
AQI 17
Good
1.26μg/m³
PM2.5
8.95μg/m³
PM10
17.62ppb
O3
0.34ppb
SO2
8.35ppb
NO2
0.10ppm
CO
AQI 17
Good
1.93μg/m³
PM2.5
17.92μg/m³
PM10
17.68ppb
O3
0.33ppb
SO2
8.06ppb
NO2
0.10ppm
CO
AQI 18
Good
2.40μg/m³
PM2.5
10.00μg/m³
PM10
19.42ppb
O3
0.35ppb
SO2
7.58ppb
NO2
0.10ppm
CO
AQI 18
Good
1.41μg/m³
PM2.5
7.99μg/m³
PM10
18.70ppb
O3
0.33ppb
SO2
8.72ppb
NO2
0.10ppm
CO
Air quality data and pollutant measurements for Washington, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Olympia, Washington is updated every hour.
The worst air quality in Olympia, Washington in the last 24 hours was observed at 04:00:00 on 2025-07-25.
In the last 24 hrs, the best air quality in Olympia, Washington was observed at 03:00:00 on 2025-07-25.
The current air quality in Olympia, Washington is 18, categorized as Good based on real-time data.
The most common pollutant in Olympia, Washington is O3.
If the air quality in Olympia, Washington is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Olympia, Washington is 0.417 μg/m3.
The current PM10 concentration at Olympia, Washington is 1.658 μg/m3.
The current carbon monoxide (CO) concentration at Olympia, Washington is 0.1 ppm.
The current sulfur dioxide (SO2) concentration at Olympia, Washington is 0.34 ppb.
The current ozone (O3) concentration at Olympia, Washington is 18.78 ppm.
The current nitrogen dioxide (NO2) concentration at Olympia, Washington is 7.981 ppb.
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