Alcalá de Henares — April 2018

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12,465 London Plane — day 18
9,645 London Plane — day 15
7,502 London Plane — day 19
30 Days measured
Daily pollen level evolution
Day Cypress/Yew London Plane Grasses Plantain Olive
1 15 (Low) 4 (Low) 1 (Low) 1 (Low) 0 (Low)
2 167 (High) 0 (Low) 7 (Low) 0 (Low) 0 (Low)
3 68 (Medium) 15 (Low) 16 (Low) 4 (Low) 0 (Low)
4 9 (Low) 5 (Low) 8 (Low) 2 (Low) 0 (Low)
5 7 (Low) 11 (Low) 5 (Low) 1 (Low) 0 (Low)
6 50 (Medium) 112 (High) 3 (Low) 1 (Low) 0 (Low)
7 4 (Low) 31 (Medium) 3 (Low) 0 (Low) 0 (Low)
8 10 (Low) 294 (High) 5 (Low) 1 (Low) 0 (Low)
9 4 (Low) 124 (High) 2 (Low) 0 (Low) 0 (Low)
10 2 (Low) 45 (Medium) 1 (Low) 0 (Low) 0 (Low)
11 17 (Low) 126 (High) 2 (Low) 0 (Low) 0 (Low)
12 2 (Low) 676 (Very high) 2 (Low) 0 (Low) 0 (Low)
13 2 (Low) 980 (Very high) 2 (Low) 1 (Low) 0 (Low)
14 4 (Low) 4,390 (Very high) 6 (Low) 6 (Low) 0 (Low)
15 11 (Low) 9,645 (Very high) 8 (Low) 2 (Low) 0 (Low)
16 12 (Low) 4,095 (Very high) 6 (Low) 2 (Low) 0 (Low)
17 9 (Low) 4,044 (Very high) 9 (Low) 0 (Low) 0 (Low)
18 24 (Low) 12,465 (Very high) 13 (Low) 8 (Low) 0 (Low)
19 9 (Low) 7,502 (Very high) 8 (Low) 10 (Low) 0 (Low)
20 5 (Low) 3,667 (Very high) 5 (Low) 5 (Low) 0 (Low)
21 6 (Low) 1,409 (Very high) 5 (Low) 2 (Low) 0 (Low)
22 2 (Low) 1,877 (Very high) 5 (Low) 4 (Low) 0 (Low)
23 8 (Low) 3,189 (Very high) 7 (Low) 3 (Low) 0 (Low)
24 22 (Low) 1,203 (Very high) 9 (Low) 4 (Low) 0 (Low)
25 1 (Low) 2,045 (Very high) 4 (Low) 2 (Low) 0 (Low)
26 15 (Low) 543 (Very high) 23 (Low) 20 (Medium) 2 (Low)
27 10 (Low) 803 (Very high) 22 (Low) 70 (High) 6 (Low)
28 0 (Low) 713 (Very high) 18 (Low) 69 (High) 2 (Low)
29 6 (Low) 488 (Very high) 10 (Low) 26 (Medium) 1 (Low)
30 0 (Low) 65 (Medium) 3 (Low) 5 (Low) 0 (Low)