Unverified Air

Warszawa, ul. Chrościckiego, Olof Broström, 2026. Part of Unverified Air.

Olof Broström

Warszawa, ul. Chrościckiego

Unverified Air, no. 13. Warsaw, Poland

Series: Unverified Air, no. 13

Day: 15 October 2026

Place: Warsaw, Poland

NO₂ (red): 49.4 µg/m³, the day’s highest hour, 19:00 UTC

O₃ (blue): 59.2 µg/m³, the day’s highest hour, 14:00 UTC

Wind: from 289°, 5 km/h, at 19:00 UTC

Station code: PL0739A

Station type: urban background

Network: Mazowiecka Sieć Monitoringu Powietrza

Inlet height: 3.5 m

Instruments: O₃ thermo49i; NO₂ thermo42i

Coordinates: 52.20774 N, 20.90607 E

Buildings: 54, 2.6–19.9 m high

Heights: 85 % measured, from the official building register (Poland) via EUBUCCO

Lines: 2,136 black, 2,442 red, 614 blue

Line length: 92 m in total

Made: 16 October 2026, 09:03:54 UTC, in 178 s, on the gallery’s server in Helsinki, Finland

Size: A3, 297 × 420 mm (plotted); 2376 × 3360 px (this image)

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