SmogRank / Bradford / Guiseley
Bradford vs Guiseley: PM2.5 compared
Bradford and Guiseley were both measured on only 0 days over the last year, too few to compare them (it takes 30).
Right now
Bradford#1,557on the 24-hour board of 2,593, at 31 US AQI (5.5 µg/m³)
Guiseley–not on the 24-hour board right now
Compare either city with another
Bradford
Side by side with Basildon (United Kingdom's worst on 30 days), Kasur (the world's worst on 30 days).
Guiseley
Side by side with Basildon (United Kingdom's worst on 30 days), Kasur (the world's worst on 30 days).
The same rules as every SmogRank figure: reference monitors first, and a day counts with 18 measured hours. How we measure.
Updated 2026-10-14 08:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index.