Metro area air quality · 2025
Beaumont-Port Arthur, TX
Median AQI 52 (Moderate). 41.4% of monitored days rated Good across this metro's EPA monitoring network.
- 52
- Median AQI
- 41.4%
- Good-air days
- 1
- Unhealthy days
- 6%
- Cleaner than US metros
Beaumont-Port Arthur, TX posted a 2025 median AQI of 52 (Moderate) with 41.4% Good days
According to the U.S. EPA Air Quality System, the Beaumont-Port Arthur, TX CBSA recorded a median AQI of 52 across 365 monitored days in 2025, with 41.4% rated Good and 1 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 Beaumont-Port Arthur, TX CBSA's 41.4% Good-day share places it cleaner than 6% of US metros in 2025.
- Closest median-AQI peer
- Augusta-Richmond County, GA-SC (46.0% Good, median AQI 52) is the closest nationwide median-AQI peer to Beaumont-Port Arthur, TX.
- 2020–2025 Good-day shift
- Beaumont-Port Arthur, TX's Good-day share moved -12.7 points from 2020 to 2025 (median AQI +4).
- Median AQI
- Median AQI: 52
Aggregated from EPA Air Quality System (2025), 365 monitored days. EPA AQS →
The verdict
Beaumont-Port Arthur, TX lands in the lower Good-day tercile (41.4% Good), a thinner clean-air share than most CBSA peers here. On the EPA scale the metro runs moderate, among the more polluted US metros, with a median AQI of 52 and 41.4% of 365 monitored days in the Good band.
- 52
- median AQI · Moderate
- 41.4%
- days rated Good
- 6%
- cleaner than US metros
- 160
- worst single reading
1 day reached Unhealthy or worse across the metro's monitors in 2025.
Annual release change
What changed in the 2025 EPA annual release
- Beaumont-Port Arthur, TX metro's Good-day share rose from 35.2% to 41.6% between the 2024 and 2025 EPA annual releases, a change of +6.4 percentage points.
- Beaumont-Port Arthur, TX metro's peak single-day AQI rose from 143 to 160 between the 2024 and 2025 EPA annual releases, a change of +17 points.
- Beaumont-Port Arthur, TX metro's Unhealthy-category days rose from 0 to 1 between the 2024 and 2025 EPA annual releases, a change of +1 days.
Beaumont-Port Arthur, TX lands in the lower Good-day tercile (41.4% Good), a thinner clean-air share than most CBSA peers here. Signature read: 41.4% Good-day share (low tercile vs CBSA corpus). Aggregated EPA AQS monitors across this Core-Based Statistical Area logged a median Air Quality Index of 52 over 365 measured days in 2025 (Moderate / Poor). The monitored-day split lands at 151 Good (41%), 211 Moderate (58%), and 2 Unhealthy-for-Sensitive-Groups (1%). The 90th-percentile AQI finished at 67; the highest single-day reading hit 160 (Unhealthy).
Across 2020–2025, Good-day share shifted -12.7 points and median AQI moved +4 (worsening). The annual record contains 1 day at Unhealthy or worse. Metros with comparable AQI profiles include Augusta-Richmond County, GA-SC (46.0% good, AQI 52); Birmingham-Hoover, AL (43.0% good, AQI 52); Charlotte-Concord-Gastonia, NC-SC (46.0% good, AQI 52).
Air Quality Summary
Median AQI
52
Moderate
Good Days
41.4%
151 of 365 days
Max AQI
160
Unhealthy
Health Grade
Poor
90th pct: 67
AQI Day Breakdown (2025)
Distribution of 365 monitored days across EPA AQI categories.
Good
151
41%
Moderate
211
58%
USG
2
1%
Unhealthy
1
0%
Very Unhealthy
0
0%
Hazardous
0
0%
Health Impact Assessment
The Beaumont-Port Arthur, TX metro area's air quality is rated Poor based on 41.4% good air days. There were 1 unhealthy days in 2025 when outdoor activity should be limited.
Air quality is acceptable most days, but 2 days reached "Unhealthy for Sensitive Groups" and peak AQI reached 160. Sensitive groups should monitor real-time conditions at AirNow.gov.
How does the Beaumont-Port Arthur, TX metro compare?
How Beaumont-Port Arthur, TX compares
5-Year Air Quality Trend
Air quality is worsening in the Beaumont-Port Arthur, TX metro. Highest Good-day share: 2021 (61.0%, 221 of 362 monitored days).
| Year | Good | Moderate | Unhealthy | Median AQI | Max AQI |
|---|---|---|---|---|---|
| 2020 | 196 | 165 | 0 | 48 | 122 |
| 2021 | 221 | 141 | 0 | 45 | 115 |
| 2022 | 189 | 171 | 0 | 50 | 129 |
| 2023 | 132 | 223 | 1 | 54 | 154 |
| 2024 | 126 | 232 | 0 | 54 | 143 |
| 2025 | 151 | 211 | 1 | 52 | 160 |
Metros with a similar median AQI
CBSA peers nationwide whose annual median AQI sits near Beaumont-Port Arthur, TX (52).
Augusta-Richmond County, GA-SC
Median AQI 52 · 46.0% Good-day share
Birmingham-Hoover, AL
Median AQI 52 · 43.0% Good-day share
Charlotte-Concord-Gastonia, NC-SC
Median AQI 52 · 46.0% Good-day share
El Dorado, AR
Median AQI 52 · 41.8% Good-day share
Grand Rapids-Wyoming, MI
Median AQI 52 · 41.9% Good-day share
Greeley, CO
Median AQI 52 · 44.7% Good-day share
Metros with similar unhealthy-day exposure
A second relationship type: metros whose unhealthy-or-worse day count is closest to Beaumont-Port Arthur, TX's 1 (independent of median AQI).
Ann Arbor, MI
1 unhealthy-or-worse days · median AQI 41
Bangor, ME
1 unhealthy-or-worse days · median AQI 33
Baraboo, WI
1 unhealthy-or-worse days · median AQI 35
Bartlesville, OK
1 unhealthy-or-worse days · median AQI 44
Beaver Dam, WI
1 unhealthy-or-worse days · median AQI 40
Bellingham, WA
1 unhealthy-or-worse days · median AQI 31
Frequently Asked Questions
How many unhealthy air days does Beaumont-Port Arthur, TX have? ▼
What is the air quality in the Beaumont-Port Arthur, TX metro area? ▼
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How does Beaumont-Port Arthur, TX compare to other metro areas? ▼
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Data Sources
Primary Source: U.S. Environmental Protection Agency (EPA), Air Quality System (AQS), Annual AQI by CBSA dataset for Beaumont-Port Arthur, 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, Beaumont-Port Arthur, TX · 2020–2025