Current air quality index in Tumwater, Washington today
Stay updated with real-time air quality in Tumwater, 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
Tumwater, Washington
Last updated: ... (Local time)
Common air pollutants in Tumwater, Washington
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
4.06 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
18.29 μg/m³
0
55
155
255
425
605+
Ozone (O3)
21.50 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.28 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
5.04 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Tumwater, Washington
Tumwater, Washington
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Air quality in nearby cities
Olympia, Washington
AQI 32
Good
2.87μg/m³
PM2.5
11.92μg/m³
PM10
34.74ppb
O3
0.49ppb
SO2
4.92ppb
NO2
0.12ppm
CO
Lacey, Washington
AQI 33
Good
2.72μg/m³
PM2.5
11.11μg/m³
PM10
35.62ppb
O3
0.49ppb
SO2
4.88ppb
NO2
0.12ppm
CO
Yelm, Washington
AQI 33
Good
4.34μg/m³
PM2.5
17.77μg/m³
PM10
35.51ppb
O3
0.50ppb
SO2
4.69ppb
NO2
0.13ppm
CO
Fort Lewis, Washington
AQI 32
Good
4.28μg/m³
PM2.5
17.80μg/m³
PM10
35.43ppb
O3
0.49ppb
SO2
5.79ppb
NO2
0.13ppm
CO
Shelton, Washington
AQI 29
Good
4.20μg/m³
PM2.5
19.00μg/m³
PM10
30.81ppb
O3
0.53ppb
SO2
4.32ppb
NO2
0.12ppm
CO
Centralia, Washington
AQI 24
Good
3.76μg/m³
PM2.5
16.78μg/m³
PM10
25.59ppb
O3
0.50ppb
SO2
4.29ppb
NO2
0.12ppm
CO
How accurate is Washington, USA air quality data?
The air quality data for Washington, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Frequently asked questions
How frequently does the air quality data for Tumwater, Washington get updated?
Air quality updates for Tumwater, Washington are available every hour.
What time in the past 24 hours saw the poorest air quality in Tumwater, Washington?
Tumwater, Washington experienced its worst air quality at 01:00:00, 2025-07-24.
When was air quality in Tumwater, Washington the best over the past 24 hours?
The best air quality in Tumwater, Washington was observed at 03:00:00 on 2025-07-23.
What is the air quality in Tumwater, Washington right now?
The air quality in Tumwater, Washington right now is Good, with an AQI of 32.
What pollutant is most frequently found in Tumwater, Washington?
In Tumwater, Washington, O3 is the most frequently found pollutant.
What can I do if the air quality in Tumwater, Washington is poor?
When air quality in Tumwater, Washington is compromised, staying indoors and wearing a mask can reduce health risks.
What is the PM2.5 concentration in Tumwater, Washington right now?
Tumwater, Washington currently has a PM2.5 concentration of 2.873 μg/m3.
What is the current level of PM10 in Tumwater, Washington?
Tumwater, Washington currently has a PM10 concentration of 11.937 μg/m3.
What is the current level of carbon monoxide (CO) in Tumwater, Washington?
The current carbon monoxide (CO) level in Tumwater, Washington is 0.117 ppm.
What is the current level of sulfur dioxide (SO2) in Tumwater, Washington?
The current sulfur dioxide (SO2) concentration in Tumwater, Washington is 0.491 ppb.
What is the current level of ozone (O3) in Tumwater, Washington?
Tumwater, Washington currently has an ozone (O3) concentration of 34.628 ppm.
What is the current level of nitrogen dioxide (NO2) in Tumwater, Washington?
The current level of nitrogen dioxide (NO2) in Tumwater, Washington is 4.925 ppb.
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