Omaha Air Quality in 2023
In 2023, Omaha's air quality (Omaha-Council Bluffs, NE-IA area) had a median daily AQI of 50 (Good) across 365 monitored days. 25 days (6.8%) reached Unhealthy for Sensitive Groups or worse, 184 were Good, and the year's peak AQI was 169 (Unhealthy). Ground-level ozone set the daily AQI on 176 of those days. The cleanest month of 2023 was December (median AQI 33, 0 days above 100) and the worst was June (median 100, 14 days above 100, peak 169).
- Good: 50.4%
- Moderate: 42.7%
- Unhealthy for Sensitive Groups: 6.3%
- Unhealthy or worse: 0.5%
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How was Omaha's air quality in 2023?
Good on a typical day: median AQI 50, with 25 days above AQI 100 out of 365 monitored — the 7th cleanest of 7 years on record for the area.
- ✓Peak AQI in 2023: 169 (Unhealthy).
- ✓Ground-level ozone was the main pollutant on 176 days.
- ✓Cleanest month: December; worst: June.
Frequently asked questions
What was the average AQI in Omaha in 2023?▾
EPA's Air Quality System puts Omaha's (Omaha-Council Bluffs, NE-IA) median daily AQI for 2023 at 50, which is Good. 25 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 169.
Which month had the worst air quality in Omaha in 2023?▾
The cleanest month of 2023 was December (median AQI 33, 0 days above 100) and the worst was June (median 100, 14 days above 100, peak 169).
Was 2023 a good or bad year for Omaha's air?▾
Among the 7 years EPA has published for the area (2019–2025), 2023 ranks 7th cleanest by days above AQI 100 — the worst year on record here. 2023's median of 50 is above the area's typical annual median of 47.
Omaha month by month in 2023
Omaha air quality month by month, 2023 (Omaha-Council Bluffs, NE-IA, EPA AQS daily AQI)
| Month | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| January | 31 | 51 | 0 | 98 | PM2.5 |
| February | 28 | 37 | 0 | 62 | O3 |
| March | 31 | 43 | 0 | 60 | PM2.5 |
| April | 30 | 48 | 0 | 87 | O3 |
| May | 31 | 90 | 8 | 133 | O3 |
| Juneworst | 30 | 100 | 14 | 169 | O3 |
| July | 31 | 52 | 1 | 104 | O3 |
| August | 31 | 54 | 0 | 97 | O3 |
| September | 30 | 61 | 2 | 154 | O3 |
| October | 31 | 34 | 0 | 71 | O3 |
| November | 30 | 44 | 0 | 63 | PM2.5 |
| Decembercleanest | 31 | 33 | 0 | 74 | PM2.5 |
How 2023 compares
Among the 7 years EPA has published for the area (2019–2025), 2023 ranks 7th cleanest by days above AQI 100 — the worst year on record here.
2023's median of 50 is above the area's typical annual median of 47.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Omaha
The latest EPA AirNow observation puts Omaha's AQI at 26 (PM2.5). The figures above are multi-year annual statistics, not today's reading.
View current Omaha air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Omaha-Council Bluffs, NE-IA), 2019–2025. Daily AQI per CBSA is the highest AQI reported by any monitor in the area that day; the defining parameter is the pollutant that set it. Month and season statistics pool every such day in the period across all years listed. Retrieved 2026-09-09.