Metro area air quality · 2025

Odessa, TX

Median AQI 39 (Good). 72.3% of monitored days rated Good across this metro's EPA monitoring network.

39
Median AQI
72.3%
Good-air days
2
Unhealthy days
51%
Cleaner than US metros

Odessa, TX posted a 2025 median AQI of 39 (Good) with 72.3% Good days

According to the U.S. EPA Air Quality System, the Odessa, TX CBSA recorded a median AQI of 39 across 358 monitored days in 2025, with 72.3% rated Good and 2 unhealthy or worse. This is an annual metro comparison, not a live advisory.

Data source EPA Air Quality System (AQS)

Cleaner than US metros
The Odessa, TX CBSA's 72.3% Good-day share places it cleaner than 51% of US metros in 2025.
Closest median-AQI peer
Bay City, MI (70.4% Good, median AQI 39) is the closest nationwide median-AQI peer to Odessa, TX.
2020–2025 Good-day shift
Odessa, TX's Good-day share moved -6.0 points from 2020 to 2025 (median AQI +3).
Median AQI
Median AQI: 39

Aggregated from EPA Air Quality System (2025), 358 monitored days. EPA AQS →

The verdict

Odessa, TX's peak reading 183 is in the upper max-AQI tercile among CBSA metros here. On the EPA scale the metro runs good, cleaner than the median US metro, with a median AQI of 39 and 72.3% of 358 monitored days in the Good band.

39
median AQI · Good
72.3%
days rated Good
51%
cleaner than US metros
183
worst single reading

2 days reached Unhealthy or worse across the metro's monitors in 2025.

Annual release change

What changed in the 2025 EPA annual release

2024 → 2025
  • Odessa, TX metro's peak single-day AQI rose from 88 to 183 between the 2024 and 2025 EPA annual releases, a change of +95 points.
  • Odessa, TX metro's Good-day share fell from 78.7% to 72.3% between the 2024 and 2025 EPA annual releases, a change of -6.3 percentage points.
  • Odessa, TX metro's Unhealthy-category days rose from 0 to 2 between the 2024 and 2025 EPA annual releases, a change of +2 days.
  • Odessa, TX metro's median AQI rose from 36 to 39 between the 2024 and 2025 EPA annual releases, a change of +3 points.

Compared against 356 monitored days in 2024 and 358 in 2025. These are arithmetic differences between two stored EPA annual summaries, not a cause claim or a live advisory.

National release changes Two-year CSV

Odessa, TX's peak reading 183 is in the upper max-AQI tercile among CBSA metros here. Signature read: peak AQI 183 (high tercile vs CBSA corpus). Aggregated EPA AQS monitors across this Core-Based Statistical Area logged a median Air Quality Index of 39 over 358 measured days in 2025 (Good / Moderate). The monitored-day split lands at 259 Good (72%), 97 Moderate (27%), and 0 Unhealthy-for-Sensitive-Groups (0%). The 90th-percentile AQI finished at 58; the highest single-day reading hit 183 (Unhealthy).

Across 2020–2025, Good-day share shifted -6.0 points and median AQI moved +3 (worsening). The annual record contains 2 days at Unhealthy or worse. Metros with comparable AQI profiles include Bay City, MI (70.4% good, AQI 39); Brainerd, MN (74.3% good, AQI 39); Cambridge, MD (86.0% good, AQI 39).

Health effects of air pollution →

Air Quality Summary

Median AQI

39

Good

Good Days

72.3%

259 of 358 days

Max AQI

183

Unhealthy

Health Grade

Moderate

90th pct: 58

AQI Day Breakdown (2025)

Distribution of 358 monitored days across EPA AQI categories.

Good

259

72%

Moderate

97

27%

USG

0

0%

Unhealthy

2

1%

Very Unhealthy

0

0%

Hazardous

0

0%

Health Impact Assessment

Moderate

The Odessa, TX metro area's air quality is rated Moderate based on 72.3% good air days. There were 2 unhealthy days in 2025 when outdoor activity should be limited.

Air quality is acceptable most days, but 0 days reached "Unhealthy for Sensitive Groups" and peak AQI reached 183. Sensitive groups should monitor real-time conditions at AirNow.gov.

How does the Odessa, TX metro compare?

How Odessa, TX compares

Good-day share better than typical
Odessa, TX 72.3%
Bay City, MI 70.4%
Typical US metro 70.6%
Median AQI better than typical
Odessa, TX 39
Bay City, MI 39
Typical US metro 41
Unhealthy days / yr worse than typical
Odessa, TX 2
Bay City, MI 0
Typical US metro 1

5-Year Air Quality Trend

Air quality is worsening in the Odessa, TX metro. Highest Good-day share: 2023 (80.3%, 285 of 355 monitored days).

Year Good Moderate Unhealthy Median AQI
2020 271 75 0 36
2021 269 80 0 35
2022 266 94 0 37
2023 285 70 0 33
2024 280 76 0 36
2025 259 97 2 39

Metros with a similar median AQI

CBSA peers nationwide whose annual median AQI sits near Odessa, TX (39).

Bay City, MI

Median AQI 39 · 70.4% Good-day share

39

Brainerd, MN

Median AQI 39 · 74.3% Good-day share

39

Cambridge, MD

Median AQI 39 · 86.0% Good-day share

39

Charleston, WV

Median AQI 39 · 77.0% Good-day share

39

Dalton, GA

Median AQI 39 · 90.3% Good-day share

39

Harrisonburg, VA

Median AQI 39 · 80.0% Good-day share

39

Metros with similar unhealthy-day exposure

A second relationship type: metros whose unhealthy-or-worse day count is closest to Odessa, TX's 2 (independent of median AQI).

Ardmore, OK

2 unhealthy-or-worse days · median AQI 45

45

Bridgeport-Stamford-Norwalk, CT

2 unhealthy-or-worse days · median AQI 44

44

Chattanooga, TN-GA

2 unhealthy-or-worse days · median AQI 49

49

Cincinnati, OH-KY-IN

2 unhealthy-or-worse days · median AQI 56

56

Columbus, GA-AL

2 unhealthy-or-worse days · median AQI 48

48

Davenport-Moline-Rock Island, IA-IL

2 unhealthy-or-worse days · median AQI 46

46

Frequently Asked Questions

What is the 90th percentile AQI for Odessa, TX? ▼
The 90th percentile AQI for the Odessa, TX metro area is 58, meaning 90% of monitored days had an AQI at or below this level. The maximum AQI recorded was 183 (Unhealthy).
How many unhealthy air days does Odessa, TX have? ▼
In 2025, the Odessa, TX metro area recorded 2 unhealthy air days (2 Unhealthy, 0 Very Unhealthy, 0 Hazardous). The maximum AQI reached 183.
What is the air quality in the Odessa, TX metro area? ▼
The Odessa, TX metro area has a median Air Quality Index (AQI) of 39, rated "Good." 72.3% of monitored days (259 out of 358) had good air quality in 2025.
Is air quality in Odessa, TX getting better or worse? ▼
Air quality in the Odessa, TX metro is worsening across floor-qualifying years (2020-2025); years with fewer than 100 monitored days are excluded from that direction. Highest qualifying Good-day share: 2023 at 80.3% (285 of 355 days). Lowest qualifying Good-day share: 2025 at 72.3% (259 of 358 days).
What does AQI 39 mean for health? ▼
An AQI of 39 is "Good", air quality is satisfactory and poses little or no health risk. This is the best category on the EPA's AQI scale.
How does Odessa, TX compare to other metro areas? ▼
The Odessa, TX metro has 72.3% good air days. Similar metros: Bay City, MI (70.4% good), Brainerd, MN (74.3% good), Cambridge, MD (86.0% good).

Data Sources

Primary Source: U.S. Environmental Protection Agency (EPA), Air Quality System (AQS), Annual AQI by CBSA dataset for Odessa, TX, 2025. See our methodology for how AQI, median, and coverage figures are computed.

Read our methodology , how this data is sourced, computed, and verified.

Source: U.S. EPA Air Quality System (AQS) Annual AQI by CBSA summary, Odessa, TX · 2020–2025