Stay updated with real-time air quality in Bismarck, North Dakota 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)
24
Good
Bismarck, North Dakota
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.10 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.00 μg/m³
0
55
155
255
425
605+
26.00 ppb
0
55
71
86
201
201+
0.30 ppb
0
36
76
186
605
1005+
1.20 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Bismarck, North Dakota
Bismarck, North Dakota
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AQI 23
Good
3.40μg/m³
PM2.5
13.00μg/m³
PM10
25.43ppb
O3
0.55ppb
SO2
1.70ppb
NO2
0.12ppm
CO
AQI 23
Good
3.06μg/m³
PM2.5
11.47μg/m³
PM10
25.16ppb
O3
0.97ppb
SO2
1.78ppb
NO2
0.12ppm
CO
AQI 34
Good
1.91μg/m³
PM2.5
8.00μg/m³
PM10
36.60ppb
O3
0.20ppb
SO2
1.87ppb
NO2
0.14ppm
CO
AQI 19
Good
3.33μg/m³
PM2.5
10.47μg/m³
PM10
21.38ppb
O3
0.91ppb
SO2
1.55ppb
NO2
0.24ppm
CO
AQI 26
Good
1.40μg/m³
PM2.5
6.00μg/m³
PM10
27.59ppb
O3
0.90ppb
SO2
1.49ppb
NO2
0.35ppm
CO
AQI 33
Good
2.05μg/m³
PM2.5
8.30μg/m³
PM10
35.55ppb
O3
0.32ppb
SO2
1.79ppb
NO2
0.13ppm
CO
The air quality data for North Dakota, 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 Bismarck, North Dakota are available every hour.
Bismarck, North Dakota experienced its worst air quality at 01:00:00, 2026-09-07.
The best air quality in Bismarck, North Dakota was observed at 10:00:00 on 2026-09-07.
The air quality in Bismarck, North Dakota right now is Good, with an AQI of 24.
In Bismarck, North Dakota, O3 is the most frequently found pollutant.
When air quality in Bismarck, North Dakota is compromised, staying indoors and wearing a mask can reduce health risks.
Bismarck, North Dakota currently has a PM2.5 concentration of 3.1 μg/m3.
Bismarck, North Dakota currently has a PM10 concentration of 11.004 μg/m3.
The current carbon monoxide (CO) level in Bismarck, North Dakota is 0.142 ppm.
The current sulfur dioxide (SO2) concentration in Bismarck, North Dakota is 0.301 ppb.
Bismarck, North Dakota currently has an ozone (O3) concentration of 25.997 ppm.
The current level of nitrogen dioxide (NO2) in Bismarck, North Dakota is 1.203 ppb.
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