Alcalá de Henares — March 2011

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17,545 London Plane — day 31
14,939 London Plane — day 30
5,287 London Plane — day 29
31 Days measured
Daily pollen level evolution
Day Cypress/Yew London Plane Grasses Plantain Olive
1 38 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low)
2 49 (Medium) 0 (Low) 1 (Low) 0 (Low) 0 (Low)
3 28 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low)
4 18 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low)
5 15 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low)
6 24 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low)
7 216 (Very high) 0 (Low) 6 (Low) 0 (Low) 0 (Low)
8 409 (Very high) 0 (Low) 1 (Low) 0 (Low) 0 (Low)
9 99 (High) 0 (Low) 0 (Low) 0 (Low) 0 (Low)
10 18 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low)
11 215 (Very high) 0 (Low) 2 (Low) 0 (Low) 0 (Low)
12 67 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low)
13 168 (High) 1 (Low) 6 (Low) 0 (Low) 0 (Low)
14 117 (High) 0 (Low) 4 (Low) 0 (Low) 0 (Low)
15 697 (Very high) 0 (Low) 7 (Low) 0 (Low) 0 (Low)
16 146 (High) 1 (Low) 9 (Low) 0 (Low) 0 (Low)
17 46 (Medium) 0 (Low) 1 (Low) 0 (Low) 0 (Low)
18 161 (High) 2 (Low) 2 (Low) 0 (Low) 0 (Low)
19 157 (High) 2 (Low) 4 (Low) 0 (Low) 0 (Low)
20 205 (Very high) 10 (Low) 4 (Low) 0 (Low) 0 (Low)
21 112 (High) 64 (Medium) 1 (Low) 0 (Low) 0 (Low)
22 40 (Medium) 74 (Medium) 1 (Low) 0 (Low) 0 (Low)
23 53 (Medium) 159 (High) 2 (Low) 0 (Low) 0 (Low)
24 17 (Low) 106 (High) 0 (Low) 0 (Low) 0 (Low)
25 5 (Low) 245 (High) 0 (Low) 0 (Low) 0 (Low)
26 25 (Low) 2,158 (Very high) 0 (Low) 0 (Low) 0 (Low)
27 94 (High) 2,820 (Very high) 2 (Low) 0 (Low) 0 (Low)
28 8 (Low) 3,869 (Very high) 6 (Low) 0 (Low) 0 (Low)
29 6 (Low) 5,287 (Very high) 8 (Low) 0 (Low) 0 (Low)
30 26 (Low) 14,939 (Very high) 5 (Low) 0 (Low) 0 (Low)
31 2 (Low) 17,545 (Very high) 9 (Low) 0 (Low) 0 (Low)