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)
31
Good
Bismarck, North Dakota
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.40 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.00 μg/m³
0
55
155
255
425
605+
33.00 ppb
0
55
71
86
201
201+
0.20 ppb
0
36
76
186
605
1005+
0.70 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Bismarck, North Dakota
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AQI 30
Good
4.23μg/m³
PM2.5
11.43μg/m³
PM10
31.53ppb
O3
0.58ppb
SO2
0.86ppb
NO2
0.14ppm
CO
AQI 30
Good
2.73μg/m³
PM2.5
11.90μg/m³
PM10
32.00ppb
O3
1.31ppb
SO2
1.21ppb
NO2
0.12ppm
CO
AQI 29
Good
3.06μg/m³
PM2.5
12.09μg/m³
PM10
30.88ppb
O3
0.25ppb
SO2
0.53ppb
NO2
0.14ppm
CO
AQI 27
Good
4.06μg/m³
PM2.5
9.12μg/m³
PM10
28.67ppb
O3
1.02ppb
SO2
2.33ppb
NO2
0.12ppm
CO
AQI 30
Good
1.30μg/m³
PM2.5
10.00μg/m³
PM10
31.57ppb
O3
1.07ppb
SO2
0.84ppb
NO2
0.28ppm
CO
AQI 31
Good
2.46μg/m³
PM2.5
9.99μg/m³
PM10
32.65ppb
O3
0.47ppb
SO2
0.59ppb
NO2
0.14ppm
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 04:00:00, 2026-03-09.
The best air quality in Bismarck, North Dakota was observed at 07:00:00 on 2026-03-09.
The air quality in Bismarck, North Dakota right now is Good, with an AQI of 31.
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 4.399 μg/m3.
Bismarck, North Dakota currently has a PM10 concentration of 12.002 μg/m3.
The current carbon monoxide (CO) level in Bismarck, North Dakota is 0.138 ppm.
The current sulfur dioxide (SO2) concentration in Bismarck, North Dakota is 0.201 ppb.
Bismarck, North Dakota currently has an ozone (O3) concentration of 32.996 ppm.
The current level of nitrogen dioxide (NO2) in Bismarck, North Dakota is 0.702 ppb.
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