Stay updated with real-time air quality in Griffith, 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)
38
Good
Griffith, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.64 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.61 μg/m³
0
55
155
255
425
605+
22.25 ppb
0
55
71
86
201
201+
1.60 ppb
0
36
76
186
605
1005+
12.97 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Griffith, Indiana
Griffith, Indiana
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AQI 38
Good
6.57μg/m³
PM2.5
28.25μg/m³
PM10
22.26ppb
O3
1.73ppb
SO2
13.71ppb
NO2
0.24ppm
CO
AQI 38
Good
6.62μg/m³
PM2.5
28.54μg/m³
PM10
22.24ppb
O3
1.76ppb
SO2
13.43ppb
NO2
0.24ppm
CO
AQI 38
Good
6.57μg/m³
PM2.5
28.61μg/m³
PM10
22.41ppb
O3
1.92ppb
SO2
14.38ppb
NO2
0.24ppm
CO
AQI 33
Good
6.25μg/m³
PM2.5
27.47μg/m³
PM10
22.85ppb
O3
1.71ppb
SO2
14.20ppb
NO2
0.24ppm
CO
AQI 38
Good
6.81μg/m³
PM2.5
29.60μg/m³
PM10
22.17ppb
O3
2.02ppb
SO2
14.50ppb
NO2
0.24ppm
CO
AQI 27
Good
4.93μg/m³
PM2.5
22.02μg/m³
PM10
24.81ppb
O3
1.25ppb
SO2
12.94ppb
NO2
0.23ppm
CO
Air quality and pollutant data for Indiana, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Griffith, Indiana is updated every hour for accuracy.
In the past 24 hours, the air quality in Griffith, Indiana was at its worst at 07:00:00 on 2026-01-24.
In the last 24 hours, the best air quality in Griffith, Indiana was observed at 11:00:00 on 2026-01-24.
As of now, the AQI in Griffith, Indiana is 38, indicating Good conditions.
Griffith, Indiana air has the highest levels of PM2.5.
Poor air quality in Griffith, Indiana means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Griffith, Indiana are currently 6.644 μg/m3.
The PM10 concentration in Griffith, Indiana is 28.606 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Griffith, Indiana is 0.242 ppm.
Currently, Griffith, Indiana has a sulfur dioxide (SO2) concentration of 1.605 ppb.
The current ozone (O3) level in Griffith, Indiana at the moment is 22.248 ppm.
Nitrogen dioxide (NO2) level in Griffith, Indiana at the moment is 12.974 ppb.
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