Stay updated with real-time air quality in Concord, 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
Concord, New Hampshire
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.98 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.47 μg/m³
0
55
155
255
425
605+
19.48 ppb
0
55
71
86
201
201+
0.48 ppb
0
36
76
186
605
1005+
2.70 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Concord, New Hampshire
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AQI 22
Good
4.27μg/m³
PM2.5
11.36μg/m³
PM10
8.49ppb
O3
0.57ppb
SO2
8.87ppb
NO2
0.27ppm
CO
AQI 22
Good
4.32μg/m³
PM2.5
10.80μg/m³
PM10
9.34ppb
O3
0.71ppb
SO2
8.91ppb
NO2
0.26ppm
CO
AQI 22
Good
4.01μg/m³
PM2.5
8.27μg/m³
PM10
12.55ppb
O3
0.70ppb
SO2
9.23ppb
NO2
0.26ppm
CO
AQI 22
Good
4.02μg/m³
PM2.5
8.32μg/m³
PM10
9.08ppb
O3
0.72ppb
SO2
9.23ppb
NO2
0.26ppm
CO
AQI 22
Good
4.08μg/m³
PM2.5
11.51μg/m³
PM10
10.24ppb
O3
0.85ppb
SO2
8.90ppb
NO2
0.30ppm
CO
AQI 22
Good
3.52μg/m³
PM2.5
14.86μg/m³
PM10
22.33ppb
O3
0.80ppb
SO2
8.32ppb
NO2
0.30ppm
CO
Air quality and pollutant data for New Hampshire, 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 Concord, New Hampshire is updated every hour for accuracy.
In the past 24 hours, the air quality in Concord, New Hampshire was at its worst at 11:00:00 on 2025-09-10.
In the last 24 hours, the best air quality in Concord, New Hampshire was observed at 02:00:00 on 2025-09-10.
As of now, the AQI in Concord, New Hampshire is 22, indicating Good conditions.
Concord, New Hampshire air has the highest levels of PM2.5.
Poor air quality in Concord, New Hampshire means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Concord, New Hampshire are currently 4.344 μg/m3.
The PM10 concentration in Concord, New Hampshire is 14.882 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Concord, New Hampshire is 0.28 ppm.
Currently, Concord, New Hampshire has a sulfur dioxide (SO2) concentration of 0.634 ppb.
The current ozone (O3) level in Concord, New Hampshire at the moment is 5.847 ppm.
Nitrogen dioxide (NO2) level in Concord, New Hampshire at the moment is 8.681 ppb.
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