Collado Villalba — April 2002

Main only
1,513 Oak — day 30
789 Oak — day 29
536 Oak — day 27
30 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 7 (Low) 81 (Medium) 0 (Low) 2 (Low) 0 (Low) 5 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 6 (Low) 2 (Low) 0 (Low) 5 (Low) 0 (Low) 2 (Low) 4 (Low) 6
2 29 (Low) 127 (High) 2 (Low) 5 (Low) 0 (Low) 20 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 22 (Medium) 0 (Low) 0 (Low) 2 (Low) 2 (Low) 2 (Low) 5 (Low) 17
3 163 (High) 32 (Medium) 5 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 20 (Medium) 3 (Low) 0 (Low) 2 (Low) 6 (Low) 3 (Low) 0 (Low) 13
4 13 (Low) 3 (Low) 0 (Low) 0 (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) 2 (Low) 3 (Low) 0 (Low) 6 (Low) 1 (Low) 2 (Low) 0 (Low) 4
5 5 (Low) 5 (Low) 5 (Low) 1 (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) 1 (Low) 0 (Low) 0 (Low) 6 (Low) 2 (Low) 1 (Low) 2 (Low) 6
6 6 (Low) 2 (Low) 1 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 2
7 2 (Low) 17 (Low) 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) 2 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 4 (Low) 1 (Low) 0 (Low) 2 (Low) 6
8 2 (Low) 2 (Low) 1 (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) 2 (Low) 0 (Low) 2 (Low) 2 (Low) 0 (Low) 4 (Low) 0 (Low) 0 (Low) 1 (Low) 2
9 3 (Low) 60 (Medium) 1 (Low) 3 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 2 (Low) 1 (Low) 12
10 6 (Low) 72 (Medium) 2 (Low) 0 (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) 7 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 1 (Low) 2 (Low) 8
11 1 (Low) 16 (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) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 0
12 4 (Low) 21 (Low) 0 (Low) 0 (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) 3 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 1 (Low) 0 (Low) 7
13 0 (Low) 40 (Medium) 1 (Low) 1 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 1 (Low) 1 (Low) 5
14 3 (Low) 50 (Medium) 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) 1 (Low) 0 (Low) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 2
15 0 (Low) 33 (Medium) 2 (Low) 1 (Low) 0 (Low) 14 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 2 (Low) 1 (Low) 7
16 1 (Low) 50 (Medium) 1 (Low) 1 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 15 (Medium) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 6
17 3 (Low) 132 (High) 3 (Low) 6 (Low) 0 (Low) 11 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 12 (Low) 0 (Low) 0 (Low) 14 (Low) 2 (Low) 1 (Low) 0 (Low) 26
18 3 (Low) 95 (Medium) 7 (Low) 3 (Low) 0 (Low) 36 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 32 (Medium) 0 (Low) 0 (Low) 17 (Medium) 3 (Low) 2 (Low) 3 (Low) 53
19 1 (Low) 79 (Medium) 5 (Low) 4 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 7 (Low) 0 (Low) 18 (Medium) 0 (Low) 0 (Low) 55 (High) 1 (Low) 3 (Low) 1 (Low) 28
20 5 (Low) 54 (Medium) 9 (Low) 3 (Low) 0 (Low) 16 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 45 (Medium) 0 (Low) 0 (Low) 37 (Medium) 3 (Low) 1 (Low) 1 (Low) 13
21 8 (Low) 75 (Medium) 16 (Low) 1 (Low) 0 (Low) 29 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 38 (Medium) 0 (Low) 78 (High) 0 (Low) 0 (Low) 17 (Medium) 5 (Low) 0 (Low) 0 (Low) 17
22 31 (Medium) 14 (Low) 10 (Low) 6 (Low) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 39 (Medium) 0 (Low) 57 (High) 0 (Low) 1 (Low) 71 (High) 2 (Low) 0 (Low) 1 (Low) 23
23 21 (Low) 37 (Medium) 10 (Low) 25 (Medium) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 148 (Very high) 0 (Low) 79 (High) 0 (Low) 1 (Low) 122 (Very high) 3 (Low) 3 (Low) 7 (Low) 40
24 25 (Low) 49 (Medium) 27 (Low) 10 (Low) 0 (Low) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 219 (Very high) 0 (Low) 78 (High) 0 (Low) 0 (Low) 64 (High) 1 (Low) 1 (Low) 3 (Low) 38
25 14 (Low) 40 (Medium) 9 (Low) 11 (Low) 0 (Low) 7 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 0 (Low) 198 (Very high) 0 (Low) 70 (High) 0 (Low) 0 (Low) 72 (High) 4 (Low) 0 (Low) 6 (Low) 53
26 7 (Low) 27 (Low) 9 (Low) 15 (Low) 0 (Low) 20 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 7 (Low) 0 (Low) 0 (Low) 146 (Very high) 0 (Low) 81 (High) 0 (Low) 0 (Low) 171 (Very high) 4 (Low) 0 (Low) 88 (High) 33
27 5 (Low) 25 (Low) 21 (Low) 21 (Medium) 0 (Low) 21 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 24 (Medium) 0 (Low) 0 (Low) 134 (Very high) 0 (Low) 87 (High) 0 (Low) 0 (Low) 536 (Very high) 7 (Low) 0 (Low) 78 (High) 29
28 4 (Low) 5 (Low) 16 (Low) 11 (Low) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 7 (Low) 0 (Low) 0 (Low) 160 (Very high) 0 (Low) 41 (Medium) 0 (Low) 0 (Low) 360 (Very high) 8 (Low) 3 (Low) 94 (High) 25
29 2 (Low) 2 (Low) 16 (Low) 15 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 14 (Low) 0 (Low) 0 (Low) 44 (Medium) 0 (Low) 43 (Medium) 0 (Low) 0 (Low) 789 (Very high) 21 (Medium) 5 (Low) 17 (Medium) 30
30 4 (Low) 5 (Low) 14 (Low) 31 (Medium) 0 (Low) 9 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 31 (Medium) 0 (Low) 80 (High) 0 (Low) 0 (Low) 1,513 (Very high) 22 (Medium) 2 (Low) 8 (Low) 25