Genk

Alder + Hazel

Latest measure: 
Sunday, 11 January, 2026
20252026Mean 2016 - 202507 Jan14 Jan21 Jan28 Jan04 Feb11 Feb18 Feb25 Feb04 Mar11 Mar18 Mar25 Mar01 Apr01002003004005006007008009001000grains / m³

Ash

Latest measure: 
Thursday, 1 May, 2025
2025Mean 2016 - 202518 Feb25 Feb04 Mar11 Mar18 Mar25 Mar01 Apr08 Apr15 Apr22 Apr29 Apr050100150200250300350grains / m³

Birch

Latest measure: 
Friday, 23 May, 2025
2025Mean 2016 - 2025threshold value11 Mar18 Mar25 Mar01 Apr08 Apr15 Apr22 Apr29 Apr06 May13 May20 May0200400600800100012001400grains / m³

Oak

Latest measure: 
Tuesday, 27 May, 2025
2025Mean 2016 - 202501 Apr08 Apr15 Apr22 Apr29 Apr06 May13 May20 May27 May010020030040050060070080090010001100grains / m³

Grasses

Latest measure: 
Friday, 15 August, 2025
2025Mean 2016 - 2025threshold valueMayJunJulAug020406080100120140160180200220grains / m³

Mugwort

Latest measure: 
Tuesday, 30 September, 2025
2025Mean 2016 - 202515 Jul22 Jul29 Jul05 Aug12 Aug19 Aug26 Aug02 Sep09 Sep16 Sep23 Sep30 Sep024681012141618grains / m³

Cladosporium

Latest measure: 
Sunday, 30 November, 2025
2025Mean 2016 - 2025threshold valueMayJunJulAugSepOctNov020004000600080001000012000140001600018000fungal spores / m³

Alternaria

Latest measure: 
Wednesday, 1 October, 2025
2025Mean 2016 - 2025threshold valueJunJulAugSepOct050100150200250300350400450500550fungal spores / m³
With thanks to the administration of Genk (S. Amor-Calzado) 

Stadhuis Genk
Stadsplein 1
B-3600 Genk