Stay updated with real-time air quality in Conway, 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)
20
Good
Conway, New Hampshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
0.76 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
3.85 μg/m³
0
55
155
255
425
605+
21.88 ppb
0
55
71
86
201
201+
0.62 ppb
0
36
76
186
605
1005+
1.81 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Conway, New Hampshire
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AQI 19
Good
0.98μg/m³
PM2.5
4.21μg/m³
PM10
20.79ppb
O3
0.53ppb
SO2
1.92ppb
NO2
0.20ppm
CO
AQI 19
Good
0.23μg/m³
PM2.5
1.06μg/m³
PM10
20.19ppb
O3
0.75ppb
SO2
1.76ppb
NO2
0.18ppm
CO
AQI 19
Good
0.92μg/m³
PM2.5
3.46μg/m³
PM10
20.54ppb
O3
0.41ppb
SO2
1.97ppb
NO2
0.20ppm
CO
AQI 19
Good
0.89μg/m³
PM2.5
3.42μg/m³
PM10
20.79ppb
O3
0.45ppb
SO2
1.94ppb
NO2
0.20ppm
CO
AQI 20
Good
0.87μg/m³
PM2.5
1.77μg/m³
PM10
21.70ppb
O3
0.78ppb
SO2
1.85ppb
NO2
0.19ppm
CO
AQI 19
Good
1.00μg/m³
PM2.5
2.04μg/m³
PM10
20.85ppb
O3
0.33ppb
SO2
2.62ppb
NO2
0.20ppm
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 Conway, New Hampshire are available every hour.
Conway, New Hampshire experienced its worst air quality at 04:00:00, 2026-09-28.
The best air quality in Conway, New Hampshire was observed at 08:00:00 on 2026-09-28.
The air quality in Conway, New Hampshire right now is Good, with an AQI of 20.
In Conway, New Hampshire, O3 is the most frequently found pollutant.
When air quality in Conway, New Hampshire is compromised, staying indoors and wearing a mask can reduce health risks.
Conway, New Hampshire currently has a PM2.5 concentration of 0.762 μg/m3.
Conway, New Hampshire currently has a PM10 concentration of 3.853 μg/m3.
The current carbon monoxide (CO) level in Conway, New Hampshire is 0.176 ppm.
The current sulfur dioxide (SO2) concentration in Conway, New Hampshire is 0.621 ppb.
Conway, New Hampshire currently has an ozone (O3) concentration of 21.882 ppm.
The current level of nitrogen dioxide (NO2) in Conway, New Hampshire is 1.809 ppb.
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