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)
56
Moderate
Griffith, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.13 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
54.70 μg/m³
0
55
155
255
425
605+
17.51 ppb
0
55
71
86
201
201+
0.34 ppb
0
36
76
186
605
1005+
5.33 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Griffith, Indiana
Griffith, Indiana
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AQI 56
Moderate
12.36μg/m³
PM2.5
54.83μg/m³
PM10
18.69ppb
O3
0.40ppb
SO2
5.84ppb
NO2
0.20ppm
CO
AQI 56
Moderate
12.50μg/m³
PM2.5
55.51μg/m³
PM10
18.67ppb
O3
0.40ppb
SO2
5.80ppb
NO2
0.20ppm
CO
AQI 58
Moderate
12.73μg/m³
PM2.5
56.98μg/m³
PM10
18.87ppb
O3
0.42ppb
SO2
5.97ppb
NO2
0.20ppm
CO
AQI 56
Moderate
12.13μg/m³
PM2.5
54.69μg/m³
PM10
18.90ppb
O3
0.41ppb
SO2
5.82ppb
NO2
0.20ppm
CO
AQI 58
Moderate
13.13μg/m³
PM2.5
58.56μg/m³
PM10
18.83ppb
O3
0.42ppb
SO2
6.08ppb
NO2
0.20ppm
CO
AQI 49
Good
8.88μg/m³
PM2.5
42.38μg/m³
PM10
18.94ppb
O3
0.40ppb
SO2
5.40ppb
NO2
0.20ppm
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 12:00:00 on 2025-12-10.
In the last 24 hours, the best air quality in Griffith, Indiana was observed at 07:00:00 on 2025-12-09.
As of now, the AQI in Griffith, Indiana is 56, indicating Moderate 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 12.125 μg/m3.
The PM10 concentration in Griffith, Indiana is 54.698 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Griffith, Indiana is 0.204 ppm.
Currently, Griffith, Indiana has a sulfur dioxide (SO2) concentration of 0.34 ppb.
The current ozone (O3) level in Griffith, Indiana at the moment is 17.51 ppm.
Nitrogen dioxide (NO2) level in Griffith, Indiana at the moment is 5.326 ppb.
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