Brussels

Birch

Latest measure: 
Tuesday, 13 April, 2021
20202021Mean 2011 - 2020threshold value11 Mar18 Mar25 Mar01 Apr08 Apr15 Apr22 Apr29 Apr06 May13 May0500100015002000250030003500grains / m³

Ash

Latest measure: 
Tuesday, 13 April, 2021
20202021Mean 2011 - 202018 Feb25 Feb04 Mar11 Mar18 Mar25 Mar01 Apr08 Apr15 Apr22 Apr29 Apr020406080100120140160180200220240260280300grains / m³

Alder + Hazel

Latest measure: 
Thursday, 1 April, 2021
20202021Mean 2011 - 202007 Jan14 Jan21 Jan28 Jan04 Feb11 Feb18 Feb25 Feb04 Mar11 Mar18 Mar25 Mar01 Apr0200400600800100012001400grains / m³

Oak

Latest measure: 
Tuesday, 13 April, 2021
20202021Mean 2011 - 202001 Apr08 Apr15 Apr22 Apr29 Apr06 May13 May20 May27 May02004006008001000120014001600grains / m³

Grasses

Latest measure: 
Monday, 31 August, 2020
2020Mean 2011 - 2020threshold valueMayJunJulAug020406080100120140grains / m³

Mugwort

Latest measure: 
Wednesday, 30 September, 2020
2020Mean 2011 - 2020JulAugSepOct0246810121416182022grains / m³

Cladosporium

Latest measure: 
Monday, 30 November, 2020
2020Mean 2011 - 2020threshold valueMayJunJulAugSepOctNov0200040006000800010000120001400016000180002000022000240002600028000fungal spores / m³

Alternaria

Latest measure: 
Thursday, 1 October, 2020
2020Mean 2011 - 2020threshold valueJunJulAugSepOct0100200300400500600700800900100011001200fungal spores / m³

Basidiospores

Latest measure: 
Monday, 30 November, 2020
2020Mean 2011 - 2020AugSepOctNov010002000300040005000600070008000fungal spores / m³

Sciensano, section of MYCOLOGY-AEROBIOLOGY
J. Wytsmanstreet 14, 1050 Brussels - Phone: 02/642 55 18 - Fax: 02/642 55 19 - E-mail: airallergy@sciensano.be

https://www.sciensano.be