Stay updated with real-time air quality in Lebanon, New Hampshire 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)
33
Good
Lebanon, New Hampshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.36 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.57 μg/m³
0
55
155
255
425
605+
32.00 ppb
0
55
71
86
201
201+
0.51 ppb
0
36
76
186
605
1005+
2.45 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Lebanon, New Hampshire
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AQI 38
Good
7.20μg/m³
PM2.5
31.23μg/m³
PM10
32.00ppb
O3
0.51ppb
SO2
2.84ppb
NO2
0.20ppm
CO
AQI 38
Good
7.19μg/m³
PM2.5
31.09μg/m³
PM10
31.97ppb
O3
0.50ppb
SO2
2.83ppb
NO2
0.20ppm
CO
AQI 38
Good
6.52μg/m³
PM2.5
28.18μg/m³
PM10
31.75ppb
O3
0.56ppb
SO2
3.40ppb
NO2
0.19ppm
CO
AQI 33
Good
6.50μg/m³
PM2.5
10.01μg/m³
PM10
31.00ppb
O3
0.30ppb
SO2
3.30ppb
NO2
0.18ppm
CO
AQI 30
Good
4.04μg/m³
PM2.5
18.11μg/m³
PM10
31.98ppb
O3
0.81ppb
SO2
4.29ppb
NO2
0.20ppm
CO
AQI 33
Good
6.30μg/m³
PM2.5
23.58μg/m³
PM10
28.29ppb
O3
1.01ppb
SO2
4.00ppb
NO2
0.21ppm
CO
The air quality data for New Hampshire, 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 Lebanon, New Hampshire are available every hour.
Lebanon, New Hampshire experienced its worst air quality at 04:00:00, 2026-02-11.
The best air quality in Lebanon, New Hampshire was observed at 03:00:00 on 2026-02-11.
The air quality in Lebanon, New Hampshire right now is Good, with an AQI of 33.
In Lebanon, New Hampshire, PM2.5 is the most frequently found pollutant.
When air quality in Lebanon, New Hampshire is compromised, staying indoors and wearing a mask can reduce health risks.
Lebanon, New Hampshire currently has a PM2.5 concentration of 6.364 μg/m3.
Lebanon, New Hampshire currently has a PM10 concentration of 28.57 μg/m3.
The current carbon monoxide (CO) level in Lebanon, New Hampshire is 0.213 ppm.
The current sulfur dioxide (SO2) concentration in Lebanon, New Hampshire is 0.512 ppb.
Lebanon, New Hampshire currently has an ozone (O3) concentration of 31.996 ppm.
The current level of nitrogen dioxide (NO2) in Lebanon, New Hampshire is 2.446 ppb.
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