MALAGROTTA

Unverified Air, no. 18. Rome, Italy

Series: Unverified Air, no. 18

Day: 20 October 2026

Place: Rome, Italy

NO₂ (red): 44.0 µg/m³, the day’s highest hour, 00:00 UTC

O₃ (blue): 87.0 µg/m³, the day’s highest hour, 13:00 UTC

Wind: from 52°, 4 km/h, at 00:00 UTC

Station code: IT2012A

Station type: suburban background

Network: Regione Lazio

Inlet height: 0 m

Instruments: O₃ other; NO₂ other

Coordinates: 41.87478 N, 12.34559 E

Buildings: 53, 2–15 m high

Heights: 98 % measured, from the official building register (Italy, Lazio), Microsoft building footprints via EUBUCCO

Lines: 1,877 black, 1,933 red, 1,010 blue

Line length: 66 m in total

Made: 21 October 2026, 09:01:24 UTC, in 28 s, on the gallery’s server in Helsinki, Finland

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