Alcalá de Henares — March 2002

Main only
4,121 London Plane — day 31
1,815 London Plane — day 25
1,153 London Plane — day 27
31 Days measured
Daily pollen level evolution
Day Cypress/Yew London Plane Grasses Plantain Olive Birch Privet Alder Mugwort Chestnut Composites Hazel Heather Eucalyptus Ash Mulberry Elm Pine Poplar Goosefoot/Amaranth Oak Sorrel Willow Nettle Unidentified
1 497 (Very high) 0 (Low) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 27 (Medium) 0 (Low) 63 (High) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 2
2 29 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 6 (Low) 0 (Low) 12 (Low) 0 (Low) 75 (High) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 4
3 24 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 2 (Low) 0 (Low) 96 (High) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0
4 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 1 (Low) 57 (High) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0
5 9 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 6 (Low) 0 (Low) 9 (Low) 0 (Low) 20 (Medium) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 2
6 9 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 5 (Low) 1 (Low) 14 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0
7 132 (High) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 2 (Low) 0 (Low) 40 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0
8 143 (High) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 12 (Low) 0 (Low) 124 (Very high) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 2 (Low) 0
9 565 (Very high) 0 (Low) 8 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 19 (Medium) 0 (Low) 8 (Low) 1 (Low) 197 (Very high) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 9 (Low) 1
10 662 (Very high) 0 (Low) 7 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 13 (Low) 0 (Low) 16 (Medium) 0 (Low) 541 (Very high) 0 (Low) 2 (Low) 1 (Low) 0 (Low) 8 (Low) 5
11 279 (Very high) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 1 (Low) 2 (Low) 0 (Low) 25 (Medium) 0 (Low) 392 (Very high) 0 (Low) 2 (Low) 0 (Low) 1 (Low) 17 (Medium) 14
12 304 (Very high) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 4 (Low) 0 (Low) 35 (Medium) 5 (Low) 456 (Very high) 0 (Low) 8 (Low) 2 (Low) 2 (Low) 19 (Medium) 26
13 195 (High) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 2 (Low) 0 (Low) 16 (Medium) 2 (Low) 104 (Very high) 1 (Low) 2 (Low) 1 (Low) 2 (Low) 14 (Low) 13
14 34 (Medium) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 6 (Low) 1 (Low) 27 (Medium) 0 (Low) 8 (Low) 0 (Low) 0 (Low) 5 (Low) 13
15 6 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 2 (Low) 18 (Medium) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 4 (Low) 9
16 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0
17 13 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 31 (Medium) 0 (Low) 9 (Low) 1 (Low) 0 (Low) 6 (Low) 23
18 18 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 50 (High) 0 (Low) 14 (Low) 4 (Low) 2 (Low) 11 (Low) 62
19 97 (High) 1 (Low) 8 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 12 (Low) 0 (Low) 30 (Medium) 0 (Low) 8 (Low) 7 (Low) 2 (Low) 29 (Medium) 18
20 34 (Medium) 2 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 2 (Low) 0 (Low) 32 (Medium) 0 (Low) 3 (Low) 1 (Low) 0 (Low) 16 (Medium) 9
21 29 (Low) 15 (Low) 8 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 2 (Low) 0 (Low) 71 (High) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 11 (Low) 74
22 28 (Low) 105 (High) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 68 (High) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 12 (Low) 33
23 25 (Low) 512 (Very high) 7 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 199 (Very high) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 13 (Low) 176
24 18 (Low) 655 (Very high) 7 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 188 (Very high) 0 (Low) 1 (Low) 0 (Low) 1 (Low) 16 (Medium) 171
25 34 (Medium) 1,815 (Very high) 2 (Low) 1 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 4 (Low) 0 (Low) 0 (Low) 2 (Low) 1 (Low) 1 (Low) 0 (Low) 179 (Very high) 0 (Low) 5 (Low) 0 (Low) 4 (Low) 7 (Low) 12
26 16 (Low) 859 (Very high) 5 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 3 (Low) 9 (Low) 0 (Low) 2 (Low) 67 (High) 0 (Low) 7 (Low) 0 (Low) 6 (Low) 7 (Low) 7
27 8 (Low) 1,153 (Very high) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 1 (Low) 4 (Low) 73 (High) 0 (Low) 3 (Low) 0 (Low) 2 (Low) 5 (Low) 4
28 23 (Low) 1,037 (Very high) 4 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 7 (Low) 0 (Low) 0 (Low) 6 (Low) 0 (Low) 28 (Medium) 49 (Medium) 0 (Low) 8 (Low) 0 (Low) 2 (Low) 8 (Low) 17
29 1 (Low) 884 (Very high) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 8 (Low) 1 (Low) 12 (Low) 12 (Low) 0 (Low) 6 (Low) 0 (Low) 1 (Low) 7 (Low) 4
30 2 (Low) 907 (Very high) 7 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 19 (Medium) 0 (Low) 73 (High) 2 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 5 (Low) 7
31 3 (Low) 4,121 (Very high) 6 (Low) 2 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 46 (Medium) 0 (Low) 33 (Medium) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 13 (Low) 2