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)
38
Good
Lebanon, New Hampshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.73 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.54 μg/m³
0
55
155
255
425
605+
13.32 ppb
0
55
71
86
201
201+
0.45 ppb
0
36
76
186
605
1005+
8.08 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Lebanon, New Hampshire
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AQI 38
Good
6.96μg/m³
PM2.5
31.11μg/m³
PM10
17.39ppb
O3
0.43ppb
SO2
9.12ppb
NO2
0.15ppm
CO
AQI 38
Good
6.95μg/m³
PM2.5
31.00μg/m³
PM10
17.53ppb
O3
0.42ppb
SO2
9.10ppb
NO2
0.15ppm
CO
AQI 33
Good
5.78μg/m³
PM2.5
17.71μg/m³
PM10
33.55ppb
O3
0.43ppb
SO2
9.01ppb
NO2
0.15ppm
CO
AQI 31
Good
4.60μg/m³
PM2.5
9.01μg/m³
PM10
33.99ppb
O3
0.20ppb
SO2
5.74ppb
NO2
0.13ppm
CO
AQI 31
Good
3.10μg/m³
PM2.5
12.19μg/m³
PM10
34.40ppb
O3
0.61ppb
SO2
12.01ppb
NO2
0.16ppm
CO
AQI 30
Good
4.54μg/m³
PM2.5
13.72μg/m³
PM10
31.62ppb
O3
0.66ppb
SO2
9.02ppb
NO2
0.14ppm
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 09:00:00, 2026-05-14.
The best air quality in Lebanon, New Hampshire was observed at 04:00:00 on 2026-05-13.
The air quality in Lebanon, New Hampshire right now is Good, with an AQI of 38.
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 6.729 μg/m3.
Lebanon, New Hampshire currently has a PM10 concentration of 29.537 μg/m3.
The current carbon monoxide (CO) level in Lebanon, New Hampshire is 0.15 ppm.
The current sulfur dioxide (SO2) concentration in Lebanon, New Hampshire is 0.445 ppb.
Lebanon, New Hampshire currently has an ozone (O3) concentration of 13.325 ppm.
The current level of nitrogen dioxide (NO2) in Lebanon, New Hampshire is 8.079 ppb.
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