Stay updated with real-time air quality in Washington, Indiana 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)
60
Moderate
Washington, Indiana
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
13.73 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
39.09 μg/m³
0
55
155
255
425
605+
25.46 ppb
0
55
71
86
201
201+
0.62 ppb
0
36
76
186
605
1005+
5.02 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Washington, Indiana
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AQI 38
Good
6.54μg/m³
PM2.5
28.91μg/m³
PM10
9.47ppb
O3
2.25ppb
SO2
5.01ppb
NO2
0.19ppm
CO
AQI 29
Good
4.53μg/m³
PM2.5
12.37μg/m³
PM10
31.26ppb
O3
0.77ppb
SO2
9.28ppb
NO2
0.25ppm
CO
AQI 27
Good
5.18μg/m³
PM2.5
23.14μg/m³
PM10
28.79ppb
O3
0.74ppb
SO2
9.94ppb
NO2
0.28ppm
CO
AQI 22
Good
4.11μg/m³
PM2.5
18.05μg/m³
PM10
15.38ppb
O3
0.76ppb
SO2
11.40ppb
NO2
0.32ppm
CO
AQI 33
Good
5.58μg/m³
PM2.5
19.14μg/m³
PM10
29.01ppb
O3
0.84ppb
SO2
10.83ppb
NO2
0.20ppm
CO
AQI 49
Good
9.03μg/m³
PM2.5
40.53μg/m³
PM10
29.83ppb
O3
0.80ppb
SO2
11.46ppb
NO2
0.27ppm
CO
The air quality data for Indiana, 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
Air quality updates for Washington, Indiana are available every hour.
Washington, Indiana experienced its worst air quality at 12:00:00, 2025-09-02.
The best air quality in Washington, Indiana was observed at 02:00:00 on 2025-09-01.
The air quality in Washington, Indiana right now is Good, with an AQI of 27.
In Washington, Indiana, PM2.5 is the most frequently found pollutant.
When air quality in Washington, Indiana is compromised, staying indoors and wearing a mask can reduce health risks.
Washington, Indiana currently has a PM2.5 concentration of 5.249 μg/m3.
Washington, Indiana currently has a PM10 concentration of 22.819 μg/m3.
The current carbon monoxide (CO) level in Washington, Indiana is 0.267 ppm.
The current sulfur dioxide (SO2) concentration in Washington, Indiana is 0.816 ppb.
Washington, Indiana currently has an ozone (O3) concentration of 23.272 ppm.
The current level of nitrogen dioxide (NO2) in Washington, Indiana is 8.197 ppb.
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