Stay updated with real-time air quality in Plainfield, 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)
27
Good
Plainfield, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.65 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.41 μg/m³
0
55
155
255
425
605+
14.07 ppb
0
55
71
86
201
201+
0.85 ppb
0
36
76
186
605
1005+
3.76 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Plainfield, Indiana
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AQI 22
Good
4.35μg/m³
PM2.5
18.90μg/m³
PM10
17.00ppb
O3
0.79ppb
SO2
9.02ppb
NO2
0.23ppm
CO
AQI 22
Good
4.36μg/m³
PM2.5
20.43μg/m³
PM10
18.99ppb
O3
0.38ppb
SO2
8.89ppb
NO2
0.23ppm
CO
AQI 22
Good
4.35μg/m³
PM2.5
19.43μg/m³
PM10
17.64ppb
O3
0.76ppb
SO2
9.07ppb
NO2
0.23ppm
CO
AQI 22
Good
4.25μg/m³
PM2.5
18.58μg/m³
PM10
17.39ppb
O3
0.86ppb
SO2
9.31ppb
NO2
0.23ppm
CO
AQI 22
Good
4.42μg/m³
PM2.5
18.47μg/m³
PM10
17.36ppb
O3
0.99ppb
SO2
9.39ppb
NO2
0.23ppm
CO
AQI 22
Good
4.37μg/m³
PM2.5
17.72μg/m³
PM10
17.84ppb
O3
1.04ppb
SO2
9.41ppb
NO2
0.23ppm
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 Plainfield, Indiana are available every hour.
Plainfield, Indiana experienced its worst air quality at 10:00:00, 2026-08-17.
The best air quality in Plainfield, Indiana was observed at 01:00:00 on 2026-08-17.
The air quality in Plainfield, Indiana right now is Good, with an AQI of 27.
In Plainfield, Indiana, PM2.5 is the most frequently found pollutant.
When air quality in Plainfield, Indiana is compromised, staying indoors and wearing a mask can reduce health risks.
Plainfield, Indiana currently has a PM2.5 concentration of 4.65 μg/m3.
Plainfield, Indiana currently has a PM10 concentration of 19.406 μg/m3.
The current carbon monoxide (CO) level in Plainfield, Indiana is 0.217 ppm.
The current sulfur dioxide (SO2) concentration in Plainfield, Indiana is 0.85 ppb.
Plainfield, Indiana currently has an ozone (O3) concentration of 14.074 ppm.
The current level of nitrogen dioxide (NO2) in Plainfield, Indiana is 3.761 ppb.
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