Metro area air quality · 2025
Eagle Pass, TX
Median AQI 42 (Good). 63.0% of monitored days rated Good across this metro's EPA monitoring network.
- 42
- Median AQI
- 63.0%
- Good-air days
- 0
- Unhealthy days
- 31%
- Cleaner than US metros
Eagle Pass, TX posted a 2025 median AQI of 42 (Good) with 63.0% Good days
According to the U.S. EPA Air Quality System, the Eagle Pass, TX CBSA recorded a median AQI of 42 across 351 monitored days in 2025, with 63.0% rated Good and 0 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 Eagle Pass, TX CBSA's 63.0% Good-day share places it cleaner than 31% of US metros in 2025.
- Closest median-AQI peer
- Allentown-Bethlehem-Easton, PA-NJ (66.8% Good, median AQI 42) is the closest nationwide median-AQI peer to Eagle Pass, TX.
- 2020–2025 Good-day shift
- Eagle Pass, TX's Good-day share moved -10.2 points from 2020 to 2025 (median AQI +6).
- Median AQI
- Median AQI: 42
Aggregated from EPA Air Quality System (2025), 351 monitored days. EPA AQS →
The verdict
Eagle Pass, TX lands in the lower Good-day tercile (63.0% Good), a thinner clean-air share than most CBSA peers here. On the EPA scale the metro runs good, more polluted than the median US metro, with a median AQI of 42 and 63.0% of 351 monitored days in the Good band.
- 42
- median AQI · Good
- 63.0%
- days rated Good
- 31%
- cleaner than US metros
- 90
- worst single reading
No day crossed into the Unhealthy tier across the metro's monitors in 2025.
Annual release change
What changed in the 2025 EPA annual release
- Eagle Pass, TX metro's Good-day share fell from 68.3% to 63.0% between the 2024 and 2025 EPA annual releases, a change of -5.4 percentage points.
- Eagle Pass, TX metro's median AQI rose from 37 to 42 between the 2024 and 2025 EPA annual releases, a change of +5 points.
- Eagle Pass, TX metro's peak single-day AQI fell from 100 to 90 between the 2024 and 2025 EPA annual releases, a change of -10 points.
Eagle Pass, TX lands in the lower Good-day tercile (63.0% Good), a thinner clean-air share than most CBSA peers here. Signature read: 63.0% 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 42 over 351 measured days in 2025 (Good / Moderate). The monitored-day split lands at 221 Good (63%), 130 Moderate (37%), and 0 Unhealthy-for-Sensitive-Groups (0%). The 90th-percentile AQI finished at 62; the highest single-day reading hit 90 (Moderate).
Across 2020–2025, Good-day share shifted -10.2 points and median AQI moved +6 (worsening). No Unhealthy-tier days appear in this annual dataset. Metros with comparable AQI profiles include Allentown-Bethlehem-Easton, PA-NJ (66.8% good, AQI 42); Amarillo, TX (78.4% good, AQI 42); Carson City, NV (86.2% good, AQI 42).
Air Quality Summary
Median AQI
42
Good
Good Days
63.0%
221 of 351 days
Max AQI
90
Moderate
Health Grade
Moderate
90th pct: 62
AQI Day Breakdown (2025)
Distribution of 351 monitored days across EPA AQI categories.
Good
221
63%
Moderate
130
37%
USG
0
0%
Unhealthy
0
0%
Very Unhealthy
0
0%
Hazardous
0
0%
Health Impact Assessment
The Eagle Pass, TX metro area's air quality is rated Moderate based on 63.0% good air days. No unhealthy air days were recorded in 2025.
Air quality is generally acceptable. Unusually sensitive people should monitor real-time conditions at AirNow.gov during high-pollution events.
How does the Eagle Pass, TX metro compare?
How Eagle Pass, TX compares
5-Year Air Quality Trend
Air quality is worsening in the Eagle Pass, TX metro. Highest Good-day share: 2022 (73.6%, 256 of 348 monitored days).
| Year | Good | Moderate | Unhealthy | Median AQI | Max AQI |
|---|---|---|---|---|---|
| 2020 | 254 | 92 | 1 | 36 | 164 |
| 2021 | 239 | 114 | 0 | 37 | 88 |
| 2022 | 256 | 92 | 0 | 36 | 107 |
| 2023 | 239 | 90 | 0 | 34 | 101 |
| 2024 | 233 | 108 | 0 | 37 | 100 |
| 2025 | 221 | 130 | 0 | 42 | 90 |
Metros with a similar median AQI
CBSA peers nationwide whose annual median AQI sits near Eagle Pass, TX (42).
Allentown-Bethlehem-Easton, PA-NJ
Median AQI 42 · 66.8% Good-day share
Amarillo, TX
Median AQI 42 · 78.4% Good-day share
Carson City, NV
Median AQI 42 · 86.2% Good-day share
Casper, WY
Median AQI 42 · 86.3% Good-day share
Clarksville, TN-KY
Median AQI 42 · 72.0% Good-day share
Daphne-Fairhope-Foley, AL
Median AQI 42 · 75.5% Good-day share
Metros with similar unhealthy-day exposure
A second relationship type: metros whose unhealthy-or-worse day count is closest to Eagle Pass, TX's 0 (independent of median AQI).
Aberdeen, SD
0 unhealthy-or-worse days · median AQI 27
Aberdeen, WA
0 unhealthy-or-worse days · median AQI 22
Adrian, MI
0 unhealthy-or-worse days · median AQI 41
Akron, OH
0 unhealthy-or-worse days · median AQI 45
Albany, GA
0 unhealthy-or-worse days · median AQI 46
Albany, OR
0 unhealthy-or-worse days · median AQI 27
Frequently Asked Questions
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What does AQI 42 mean for health? ▼
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Data Sources
Primary Source: U.S. Environmental Protection Agency (EPA), Air Quality System (AQS), Annual AQI by CBSA dataset for Eagle Pass, 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, Eagle Pass, TX · 2020–2025