Ostrava neighbourhoods with the cleanest air
Least nitrogen dioxide from traffic: Krásné Pole (10.7 µg/m³ NO₂), then Polanka nad Odrou and Bartovice. Half of the neighbourhoods have more than 15.5 µg/m³. 24 neighbourhoods ranked by ČHMÚ five-year averages.
How we calculate it
The median address of the neighbourhood: the five-year average nitrogen dioxide (NO₂) concentration in the 1×1 km square it lies in (ČHMÚ, 2020–2024). NO₂ comes mainly from traffic; the annual limit is 40 µg/m³.
Without neighbourhoods with fewer than 2 000 residents: they are mostly fields or forest, and a handful of addresses would otherwise top every ranking. You’ll find them in the list of all neighbourhoods.
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1.Krásné Pole Krásné Pole 10.7 µg/m³ NO₂
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2.Polanka nad Odrou Polanka nad Odrou 13.1 µg/m³ NO₂
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3.Bartovice Radvanice a Bartovice 13.8 µg/m³ NO₂
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4.Heřmanice Slezská Ostrava 14.0 µg/m³ NO₂
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5.Michálkovice Michálkovice 14.0 µg/m³ NO₂
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6.Stará Bělá Stará Bělá 14.3 µg/m³ NO₂
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7.Petřkovice Petřkovice 14.4 µg/m³ NO₂
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8.Slezská Ostrava Slezská Ostrava 14.4 µg/m³ NO₂
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9.Nová Bělá Nová Bělá 14.5 µg/m³ NO₂
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10.Výškovice Ostrava-Jih 14.7 µg/m³ NO₂
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11.Hrabová Hrabová 15.1 µg/m³ NO₂
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12.Poruba Poruba 15.3 µg/m³ NO₂
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13.Radvanice Radvanice a Bartovice 15.5 µg/m³ NO₂
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14.Muglinov Slezská Ostrava 15.7 µg/m³ NO₂
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15.Hrušov Slezská Ostrava 16.2 µg/m³ NO₂
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16.Svinov Svinov 16.4 µg/m³ NO₂
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17.Bělský Les Ostrava-Jih 17.0 µg/m³ NO₂
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18.Dubina Ostrava-Jih 17.0 µg/m³ NO₂
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19.Zábřeh Ostrava-Jih 17.8 µg/m³ NO₂
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20.Hrabůvka Ostrava-Jih 18.1 µg/m³ NO₂
Show all 24
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21.Mariánské Hory Mariánské Hory a Hulváky 18.4 µg/m³ NO₂
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22.Vítkovice Vítkovice 18.8 µg/m³ NO₂
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23.Přívoz Moravská Ostrava a Přívoz 19.5 µg/m³ NO₂
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24.Moravská Ostrava Moravská Ostrava a Přívoz 19.8 µg/m³ NO₂