Alcalá de Henares — March 2000

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7,536 London Plane — day 15
7,212 London Plane — day 16
6,987 London Plane — day 14
31 Days measured
Daily pollen level evolution
Day Cypress/Yew London Plane Grasses Plantain Olive
1 191 (High) 0 (Low) 8 (Low) 0 (Low) 0 (Low)
2 82 (Medium) 0 (Low) 1 (Low) 0 (Low) 0 (Low)
3 18 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low)
4 35 (Medium) 0 (Low) 5 (Low) 0 (Low) 0 (Low)
5 102 (High) 0 (Low) 3 (Low) 0 (Low) 0 (Low)
6 58 (Medium) 0 (Low) 1 (Low) 0 (Low) 0 (Low)
7 29 (Low) 4 (Low) 1 (Low) 0 (Low) 0 (Low)
8 54 (Medium) 38 (Medium) 4 (Low) 0 (Low) 0 (Low)
9 25 (Low) 120 (High) 1 (Low) 0 (Low) 0 (Low)
10 51 (Medium) 429 (Very high) 1 (Low) 1 (Low) 0 (Low)
11 64 (Medium) 2,958 (Very high) 1 (Low) 2 (Low) 0 (Low)
12 66 (Medium) 3,646 (Very high) 1 (Low) 4 (Low) 0 (Low)
13 34 (Medium) 3,852 (Very high) 3 (Low) 2 (Low) 0 (Low)
14 27 (Low) 6,987 (Very high) 4 (Low) 0 (Low) 0 (Low)
15 63 (Medium) 7,536 (Very high) 1 (Low) 0 (Low) 0 (Low)
16 30 (Medium) 7,212 (Very high) 1 (Low) 0 (Low) 0 (Low)
17 2 (Low) 2,389 (Very high) 1 (Low) 0 (Low) 0 (Low)
18 11 (Low) 6,115 (Very high) 2 (Low) 0 (Low) 0 (Low)
19 13 (Low) 3,693 (Very high) 0 (Low) 0 (Low) 0 (Low)
20 14 (Low) 1,116 (Very high) 1 (Low) 1 (Low) 0 (Low)
21 16 (Low) 575 (Very high) 0 (Low) 0 (Low) 0 (Low)
22 3 (Low) 618 (Very high) 0 (Low) 0 (Low) 0 (Low)
23 1 (Low) 472 (Very high) 7 (Low) 0 (Low) 0 (Low)
24 6 (Low) 485 (Very high) 2 (Low) 2 (Low) 0 (Low)
25 4 (Low) 382 (Very high) 9 (Low) 0 (Low) 0 (Low)
26 0 (Low) 573 (Very high) 1 (Low) 0 (Low) 0 (Low)
27 1 (Low) 105 (High) 1 (Low) 1 (Low) 0 (Low)
28 1 (Low) 184 (High) 1 (Low) 0 (Low) 0 (Low)
29 0 (Low) 61 (Medium) 1 (Low) 0 (Low) 0 (Low)
30 1 (Low) 160 (High) 4 (Low) 1 (Low) 0 (Low)
31 3 (Low) 318 (Very high) 0 (Low) 0 (Low) 0 (Low)