Stanley vs Gujranwala: PM2.5 compared

Over the last year, Gujranwala's air was about 73.9× as polluted as Stanley's: PM2.5 averaged 51.7 µg/m³ against 0.7, on the 54 days both cities were measured. Gujranwala had the dirtier air on 54 of those days, Stanley on 0. Gujranwala was over the WHO's daily guideline of 15 µg/m³ on 54 of them, Stanley on 0.

Right now

Stanley#2,749on the 24-hour board of 2,753, at 1 US AQI (0.1 µg/m³)

Gujranwala#3on the 24-hour board of 2,753, at 171 US AQI (84.6 µg/m³)

The last year, day by day

Stanley

Gujranwala

Each city's daily mean from 9 Oct 2025 to 8 Oct 2026, one stripe a day, coloured by band. A blank stripe is a day without a daily mean.

Month by month

Monthly means in µg/m³ over the days both cities were measured. Solid: Stanley. Faded: Gujranwala. A month shows once both share 10 such days. Dashed line: the WHO daily guideline, 15 µg/m³.

Each city's worst days

Stanley

14 Apr 2026509.0 µg/m³
9 May 2026203.6 µg/m³
13 Apr 2026142.5 µg/m³

Gujranwala

9 May 2026198122.0 µg/m³
3 Oct 2026192114.0 µg/m³
1 Oct 2026185104.0 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

Stanley

Side by side with Coyhaique (the nearest).

Gujranwala

Side by side with Sialkot (the nearest), Peshawar (Pakistan's 2nd worst on 30 days), Kinshasa (the world's 2nd worst on 30 days).

Use this page

SmogRank, PM2.5 daily means compared, Stanley and Gujranwala, 9 Oct 2025 – 8 Oct 2026, smogrank.com/compare/fk-stanley/pk-gujranwala (accessed 9 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 2026-10-09 12:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index. Some readings: Uzhydromet (Uzbekistan's Hydrometeorological Service); Department of Environment, Nepal; Vietnam's government monitors; Aurassure; Umhverfisstofnun (Environment Agency of Iceland); Love My Air (City and County of Denver), no reuse terms published (why we use them).