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

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.22 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
55.07 μg/m³
0
55
155
255
425
605+
18.80 ppb
0
55
71
86
201
201+
0.27 ppb
0
36
76
186
605
1005+
3.66 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Hammond, Indiana
Hammond, Indiana
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AQI 58
Moderate
12.81μg/m³
PM2.5
57.73μg/m³
PM10
18.65ppb
O3
0.27ppb
SO2
3.73ppb
NO2
0.20ppm
CO
AQI 60
Moderate
13.96μg/m³
PM2.5
62.17μg/m³
PM10
18.79ppb
O3
0.29ppb
SO2
3.85ppb
NO2
0.20ppm
CO
AQI 60
Moderate
13.56μg/m³
PM2.5
61.10μg/m³
PM10
18.53ppb
O3
0.28ppb
SO2
3.81ppb
NO2
0.20ppm
CO
AQI 56
Moderate
12.35μg/m³
PM2.5
55.86μg/m³
PM10
18.34ppb
O3
0.26ppb
SO2
3.66ppb
NO2
0.20ppm
CO
AQI 58
Moderate
12.80μg/m³
PM2.5
58.59μg/m³
PM10
18.09ppb
O3
0.22ppb
SO2
3.78ppb
NO2
0.21ppm
CO
AQI 56
Moderate
12.10μg/m³
PM2.5
54.69μg/m³
PM10
18.07ppb
O3
0.26ppb
SO2
3.60ppb
NO2
0.20ppm
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 Hammond, Indiana are available every hour.
Hammond, Indiana experienced its worst air quality at 06:00:00, 2025-12-10.
The best air quality in Hammond, Indiana was observed at 07:00:00 on 2025-12-09.
The air quality in Hammond, Indiana right now is Moderate, with an AQI of 56.
In Hammond, Indiana, PM2.5 is the most frequently found pollutant.
When air quality in Hammond, Indiana is compromised, staying indoors and wearing a mask can reduce health risks.
Hammond, Indiana currently has a PM2.5 concentration of 12.223 μg/m3.
Hammond, Indiana currently has a PM10 concentration of 55.071 μg/m3.
The current carbon monoxide (CO) level in Hammond, Indiana is 0.205 ppm.
The current sulfur dioxide (SO2) concentration in Hammond, Indiana is 0.27 ppb.
Hammond, Indiana currently has an ozone (O3) concentration of 18.805 ppm.
The current level of nitrogen dioxide (NO2) in Hammond, Indiana is 3.658 ppb.
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