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)
19
Good
Olympia, 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+
10.30 μg/m³
0
55
155
255
425
605+
20.86 ppb
0
55
71
86
201
201+
0.33 ppb
0
36
76
186
605
1005+
5.49 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 19
Good
2.30μg/m³
PM2.5
10.29μg/m³
PM10
20.86ppb
O3
0.33ppb
SO2
5.47ppb
NO2
0.12ppm
CO
AQI 19
Good
2.30μg/m³
PM2.5
10.42μg/m³
PM10
20.98ppb
O3
0.33ppb
SO2
5.53ppb
NO2
0.12ppm
CO
AQI 19
Good
2.58μg/m³
PM2.5
10.82μg/m³
PM10
20.28ppb
O3
0.31ppb
SO2
4.90ppb
NO2
0.12ppm
CO
AQI 19
Good
2.47μg/m³
PM2.5
10.26μg/m³
PM10
20.29ppb
O3
0.31ppb
SO2
5.14ppb
NO2
0.12ppm
CO
AQI 19
Good
2.60μg/m³
PM2.5
11.00μg/m³
PM10
20.11ppb
O3
0.36ppb
SO2
6.71ppb
NO2
0.12ppm
CO
AQI 19
Good
1.95μg/m³
PM2.5
8.41μg/m³
PM10
20.06ppb
O3
0.29ppb
SO2
4.33ppb
NO2
0.11ppm
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 08:00:00 on 2026-07-10.
In the last 24 hrs, the best air quality in Olympia, Washington was observed at 05:00:00 on 2026-07-10.
The current air quality in Olympia, Washington is 19, 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 2.296 μg/m3.
The current PM10 concentration at Olympia, Washington is 10.298 μg/m3.
The current carbon monoxide (CO) concentration at Olympia, Washington is 0.118 ppm.
The current sulfur dioxide (SO2) concentration at Olympia, Washington is 0.328 ppb.
The current ozone (O3) concentration at Olympia, Washington is 20.859 ppm.
The current nitrogen dioxide (NO2) concentration at Olympia, Washington is 5.487 ppb.
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