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)
28
Good
Washington, Indiana
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.67 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.64 μg/m³
0
55
155
255
425
605+
30.49 ppb
0
55
71
86
201
201+
0.45 ppb
0
36
76
186
605
1005+
2.82 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 52
Moderate
9.84μg/m³
PM2.5
36.97μg/m³
PM10
41.69ppb
O3
0.79ppb
SO2
3.62ppb
NO2
0.27ppm
CO
AQI 60
Moderate
13.76μg/m³
PM2.5
27.91μg/m³
PM10
41.15ppb
O3
0.69ppb
SO2
3.82ppb
NO2
0.26ppm
CO
AQI 38
Good
7.06μg/m³
PM2.5
26.83μg/m³
PM10
38.89ppb
O3
0.82ppb
SO2
4.54ppb
NO2
0.29ppm
CO
AQI 38
Good
7.39μg/m³
PM2.5
32.93μg/m³
PM10
37.78ppb
O3
0.83ppb
SO2
4.75ppb
NO2
0.33ppm
CO
AQI 52
Moderate
10.48μg/m³
PM2.5
36.57μg/m³
PM10
31.50ppb
O3
0.63ppb
SO2
1.49ppb
NO2
0.30ppm
CO
AQI 44
Good
7.79μg/m³
PM2.5
33.85μg/m³
PM10
38.88ppb
O3
0.90ppb
SO2
4.39ppb
NO2
0.28ppm
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 08:00:00, 2025-07-17.
The best air quality in Washington, Indiana was observed at 07:00:00 on 2025-07-17.
The air quality in Washington, Indiana right now is Moderate, with an AQI of 52.
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 9.824 μg/m3.
Washington, Indiana currently has a PM10 concentration of 33.928 μg/m3.
The current carbon monoxide (CO) level in Washington, Indiana is 0.287 ppm.
The current sulfur dioxide (SO2) concentration in Washington, Indiana is 0.795 ppb.
Washington, Indiana currently has an ozone (O3) concentration of 39.616 ppm.
The current level of nitrogen dioxide (NO2) in Washington, Indiana is 4.723 ppb.
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