North Dakota Air Quality

Real-time AQI data and air quality trends for 401 cities across North Dakota.

Statewide Air Quality Overview

40
Average AQI
1698
Good Air Days
396
Moderate Days
Unhealthy Days
285
Highest AQI

Based on 2025 EPA data

Cleanest Air in North Dakota

1. MakotiMedian AQI: 38
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2. FoxholmMedian AQI: 38
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3. DouglasMedian AQI: 38
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4. LoganMedian AQI: 38
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5. RyderMedian AQI: 38
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Most Polluted in North Dakota

1. AliceMedian AQI: 39
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2. Brooktree ParkMedian AQI: 39
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3. EmbdenMedian AQI: 39
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4. Prairie RoseMedian AQI: 39
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5. ErieMedian AQI: 39
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Learn About Air Quality

What Is the AQI?
Understand how the Air Quality Index is calculated and what each level means for your health.
Pollutant Guide
Learn about PM2.5, ozone, and other pollutants that affect air quality across North Dakota.
National Rankings
Compare North Dakota cities to the rest of the US by air quality grade and median AQI.

All Cities in North Dakota

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