Alcalá de Henares — March 2001

Main only
12,917 London Plane — day 24
10,803 London Plane — day 23
5,228 London Plane — day 22
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 5 (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) 0 (Low) 0 (Low) 13 (Low) 1 (Low) 6 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1
2 67 (Medium) 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) 5 (Low) 0 (Low) 9 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 4 (Low) 0
3 201 (Very high) 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) 21 (Medium) 0 (Low) 56 (High) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 2 (Low) 0
4 283 (Very 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) 0 (Low) 0 (Low) 55 (High) 0 (Low) 79 (High) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 7 (Low) 4
5 57 (Medium) 1 (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) 2 (Low) 0 (Low) 42 (Medium) 1 (Low) 87 (High) 0 (Low) 2 (Low) 1 (Low) 0 (Low) 8 (Low) 1
6 208 (Very high) 0 (Low) 3 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 3 (Low) 0 (Low) 36 (Medium) 0 (Low) 242 (Very high) 0 (Low) 4 (Low) 0 (Low) 0 (Low) 35 (Medium) 4
7 92 (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) 0 (Low) 1 (Low) 0 (Low) 31 (Medium) 0 (Low) 124 (Very high) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0
8 194 (High) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 1 (Low) 0 (Low) 19 (Medium) 2 (Low) 160 (Very high) 0 (Low) 1 (Low) 1 (Low) 1 (Low) 9 (Low) 11
9 26 (Low) 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) 4 (Low) 0 (Low) 6 (Low) 0 (Low) 116 (Very high) 0 (Low) 4 (Low) 0 (Low) 0 (Low) 6 (Low) 7
10 91 (High) 0 (Low) 11 (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) 19 (Medium) 0 (Low) 177 (Very high) 0 (Low) 12 (Low) 1 (Low) 0 (Low) 16 (Medium) 27
11 26 (Low) 2 (Low) 9 (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) 19 (Medium) 0 (Low) 77 (High) 0 (Low) 7 (Low) 1 (Low) 0 (Low) 52 (High) 24
12 18 (Low) 0 (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) 4 (Low) 0 (Low) 6 (Low) 0 (Low) 43 (Medium) 0 (Low) 11 (Low) 1 (Low) 0 (Low) 9 (Low) 23
13 30 (Medium) 1 (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) 1 (Low) 2 (Low) 31 (Medium) 0 (Low) 3 (Low) 0 (Low) 1 (Low) 10 (Low) 8
14 2 (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) 0 (Low) 0 (Low) 0 (Low) 16 (Medium) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 1
15 6 (Low) 6 (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) 2 (Low) 0 (Low) 3 (Low) 2 (Low) 60 (High) 0 (Low) 9 (Low) 0 (Low) 0 (Low) 6 (Low) 9
16 17 (Low) 14 (Low) 8 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 2 (Low) 0 (Low) 1 (Low) 0 (Low) 2 (Low) 57 (High) 54 (High) 1 (Low) 56 (High) 1 (Low) 1 (Low) 17 (Medium) 50
17 9 (Low) 15 (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) 1 (Low) 0 (Low) 1 (Low) 118 (Very high) 9 (Low) 0 (Low) 14 (Low) 0 (Low) 1 (Low) 5 (Low) 20
18 5 (Low) 23 (Low) 12 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 247 (Very high) 5 (Low) 0 (Low) 37 (Medium) 5 (Low) 2 (Low) 4 (Low) 26
19 1 (Low) 47 (Medium) 11 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 404 (Very high) 10 (Low) 0 (Low) 47 (Medium) 9 (Low) 2 (Low) 6 (Low) 35
20 4 (Low) 393 (Very high) 8 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 160 (Very high) 17 (Medium) 0 (Low) 35 (Medium) 6 (Low) 8 (Low) 7 (Low) 19
21 4 (Low) 2,043 (Very high) 29 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 19 (Medium) 0 (Low) 4 (Low) 3 (Low) 2 (Low) 588 (Very high) 10 (Low) 0 (Low) 257 (Very high) 16 (Medium) 14 (Low) 11 (Low) 38
22 2 (Low) 5,228 (Very high) 9 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 9 (Low) 0 (Low) 261 (Very high) 12 (Low) 0 (Low) 170 (Very high) 10 (Low) 2 (Low) 24 (Medium) 20
23 3 (Low) 10,803 (Very high) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 26 (Medium) 0 (Low) 0 (Low) 19 (Medium) 0 (Low) 207 (Very high) 9 (Low) 0 (Low) 44 (Medium) 4 (Low) 3 (Low) 4 (Low) 7
24 10 (Low) 12,917 (Very high) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 569 (Very high) 2 (Low) 0 (Low) 108 (Very high) 0 (Low) 8 (Low) 3 (Low) 18
25 6 (Low) 4,926 (Very high) 2 (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) 13 (Low) 0 (Low) 151 (Very high) 4 (Low) 0 (Low) 18 (Medium) 0 (Low) 2 (Low) 1 (Low) 10
26 2 (Low) 3,569 (Very high) 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) 2 (Low) 1 (Low) 91 (High) 2 (Low) 0 (Low) 42 (Medium) 1 (Low) 1 (Low) 6 (Low) 4
27 1 (Low) 780 (Very high) 9 (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) 26 (Medium) 1 (Low) 212 (Very high) 1 (Low) 0 (Low) 37 (Medium) 1 (Low) 2 (Low) 7 (Low) 6
28 1 (Low) 790 (Very high) 10 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 20 (Medium) 0 (Low) 130 (Very high) 4 (Low) 0 (Low) 63 (High) 0 (Low) 2 (Low) 1 (Low) 4
29 13 (Low) 697 (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) 18 (Medium) 0 (Low) 127 (Very high) 4 (Low) 0 (Low) 48 (Medium) 2 (Low) 3 (Low) 2 (Low) 6
30 2 (Low) 195 (High) 14 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 88 (High) 0 (Low) 59 (High) 2 (Low) 1 (Low) 10 (Low) 0 (Low) 0 (Low) 5 (Low) 13
31 0 (Low) 396 (Very high) 18 (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) 74 (High) 0 (Low) 66 (High) 13 (Low) 2 (Low) 25 (Medium) 0 (Low) 0 (Low) 5 (Low) 14