De Haan

Cladosporium

Latest measure: 
Sunday, 21 November, 2021
20202021Mean 2011 - 2020threshold valueMayJunJulAugSepOctNov0200040006000800010000120001400016000fungal spores / m³

Alternaria

Latest measure: 
Friday, 1 October, 2021
20202021Mean 2011 - 2020threshold valueJunJulAugSepOct02004006008001000120014001600fungal spores / m³

Mugwort

Latest measure: 
Friday, 1 October, 2021
20202021Mean 2011 - 2020JulAugSepOct051015202530grains / m³

Grasses

Latest measure: 
Tuesday, 31 August, 2021
20202021Mean 2011 - 2020threshold valueMayJunJulAug0102030405060708090grains / m³

Oak

Latest measure: 
Thursday, 27 May, 2021
20202021Mean 2011 - 202001 Apr08 Apr15 Apr22 Apr29 Apr06 May13 May20 May27 May050100150200250300350400450500grains / m³

Birch

Latest measure: 
Saturday, 15 May, 2021
20202021Mean 2011 - 2020threshold value11 Mar18 Mar25 Mar01 Apr08 Apr15 Apr22 Apr29 Apr06 May13 May0100200300400500600700800900grains / m³

Ash

Latest measure: 
Saturday, 1 May, 2021
20202021Mean 2011 - 202018 Feb25 Feb04 Mar11 Mar18 Mar25 Mar01 Apr08 Apr15 Apr22 Apr29 Apr020406080100120140160180grains / m³

Alder + Hazel

Latest measure: 
Thursday, 1 April, 2021
20202021Mean 2011 - 202007 Jan14 Jan21 Jan28 Jan04 Feb11 Feb18 Feb25 Feb04 Mar11 Mar18 Mar25 Mar01 Apr050100150200250300350400450500550600grains / m³

With thanks to Eddy Basslé for analysing the samples (supervised by Dr. De Guchtenaere Ann)

Zeepreventorium VZW
Koninklijke Baan 5
8420 De Haan