anx_V__table

Air pollutant | Maximum uncertainty of fixed measurements | Maximum uncertainty of indicative measurements (1) | Maximum ratio of uncertainty of modelling applications and objective estimation over uncertainty of fixed measurements Absolute value | Relative value | Absolute value | Relative value | Maximum ratio PM2,5 | 3,0 μg/m3 | 30 % | 4,0 μg/m3 | 40 % | 1,7 PM10 | 4,0 μg/m3 | 20 % | 6,0 μg/m3 | 30 % | 1,3 SO2 / NO2 / NOx | 6,0 μg/m3 | 30 % | 8,0 μg/m3 | 40 % | 1,4 Benzene | 0,85 μg/m3 | 25 % | 1,2 μg/m3 | 35 % | 1,7 Lead | 0,125 μg/m3 | 25 % | 0,175 μg/m3 | 35 % | 1,7 Arsenic | 2,4 ng/m3 | 40 % | 3,0 ng/m3 | 50 % | 1,1 Cadmium | 2,0 ng/m3 | 40 % | 2,5 ng/m3 | 50 % | 1,1 Nickel | 8,0 ng/m3 | 40 % | 10,0 ng/m3 | 50 % | 1,1 Benzo(a)pyrene | 0,5 ng/m3 | 50 % | 0,6 ng/m3 | 60 % | 1,1

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Source: EUR-Lex (Cellar) · retrieved 2026-10-16 · Text as adopted (Official Journal); later amendments are not incorporated in this text.