De Haan

Alder + Hazel

Latest measure: 
Sunday, 29 March, 2020
20192020Mean 2010 - 201907 Jan14 Jan21 Jan28 Jan04 Feb11 Feb18 Feb25 Feb04 Mar11 Mar18 Mar25 Mar01 Apr050100150200250300350400450500550600650grains / m³

Ash

Latest measure: 
Sunday, 29 March, 2020
20192020Mean 2010 - 201904 Mar11 Mar18 Mar25 Mar01 Apr08 Apr15 Apr22 Apr29 Apr05101520253035404550556065grains / m³

Birch

Latest measure: 
Sunday, 29 March, 2020
20192020Mean 2010 - 2019threshold value11 Mar18 Mar25 Mar01 Apr08 Apr15 Apr22 Apr29 Apr06 May13 May0100200300400500600700grains / m³

Oak

Latest measure: 
Sunday, 19 May, 2019
2019Mean 2010 - 201908 Apr15 Apr22 Apr29 Apr06 May13 May20 May27 May020406080100120140grains / m³

Grasses

Latest measure: 
Monday, 29 July, 2019
2019Mean 2010 - 2019threshold value29 Apr06 May13 May20 May27 May03 Jun10 Jun17 Jun24 Jun01 Jul08 Jul15 Jul22 Jul29 Jul01020304050607080grains / m³

Mugwort

Latest measure: 
Sunday, 29 September, 2019
2019Mean 2010 - 2019threshold valueJulAugSepOct01122334455667grains / m³

Cladosporium

Latest measure: 
Saturday, 30 November, 2019
2019Mean 2010 - 2019threshold valueMayJunJulAugSepOctNov01000020000300004000050000600007000080000fungal spores / m³

Alternaria

Latest measure: 
Tuesday, 1 October, 2019
2019Mean 2010 - 2019threshold valueJunJulAugSepOct050010001500200025003000fungal spores / m³

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

Zeepreventorium VZW
Koninklijke Baan 5
8420 De Haan