SmogRank / Eagle Pass / Mecca
Eagle Pass vs Mecca: PM2.5 compared
Over the last year, Eagle Pass and Mecca had about the same air: PM2.5 averaged 10.8 and 11.2 µg/m³, on the 65 days both cities were measured. Eagle Pass had the dirtier air on 34 of those days, Mecca on 31. Eagle Pass was over the WHO's daily guideline of 15 µg/m³ on 10 of them, Mecca on 16.
Right now
The last year, day by day
Month by month
Each city's worst days
Eagle Pass
- 18 May 202610537.1 µg/m³
- 28 Apr 20269733.9 µg/m³
- 29 Apr 20269130.5 µg/m³
Mecca
- 21 May 202614854.6 µg/m³
- 16 May 202613047.2 µg/m³
- 18 May 20269733.8 µg/m³
Daily means in US AQI, with µg/m³ beside them, since the index stops at its top value, over the days both cities were measured in the last year. Each date opens that day's world board.
Compare either city with another
Eagle Pass
Side by side with Piedras Negras (the nearest), Gujranwala (the world's worst on 30 days).
Mecca
Side by side with Indio (the nearest), Hanford (United States's 2nd worst on 30 days), Gujranwala (the world's worst on 30 days).
Use this page
SmogRank, PM2.5 daily means compared, Eagle Pass and Mecca, 7 Oct 2025 – 6 Oct 2026, smogrank.com/compare/us-eagle-pass/us-mecca (accessed 7 Oct 2026).
You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.
The same rules as every SmogRank figure: reference monitors first, and a day counts with 18 measured hours. How we measure.
Updated 2026-10-07 08:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index.