Table 3.

Results of wind sector analysis for BC data. Data have been filtered by wind speeds >1 m s⁻¹.

Location	Sector	Mean ± St.Dev.	Median (25th-75th percentile)
	degree	μg m−3	μg m−3
Urban area of Mestre	240–280	1.0 ± 0.4	1 (0.8–1.2)
Porto Marghera	210–240	0.7 ± 0.3	0.7 (0.4–0.8)
Venice	170–210	0.8 ± 0.3	0.8 (0.7–1)
Island of Murano	150–170	0.8 ± 0.4	0.6 (0.6–0.9)
VCE airfield	30–150	0.7 ± 0.4	0.7 (0.5–0.9)
Other directions	280–30	1.5 ± 0.8	1.4 (0.9–1.9)