Pollen and Mold Center
Reports for week preceding Tuesday, May 20, 2025
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This summary shows pollen reports for weekdays within the past 7 days.
Click on the name
of a pollen or mold to get general information about it.
Click on the History (Hx) link
to get the 60 days history prior to Wednesday, May 14, 2025.
Click on the Date
in the heading row to view the daily risk level report along with any additional observations.
Previous Week’s Report
Tree pollens
Wednesday,
May 14
Thursday,
May 15
Friday,
May 16
Monday,
May 19
Tuesday,
May 20
Ash
Hx
0
0
0
0
2
Birch
Hx
2
0
0
0
0
Chestnut
Hx
0
0
0
0
0
Elm
Hx
4
2
2
0
0
Hickory
Hx
5
5
0
0
5
Juniper
Hx
0
0
0
0
0
Maple
Hx
0
0
0
0
0
Mulberry
Hx
64
45
7
2
11
Oak
Hx
0
2
0
0
4
Pine
Hx
18
2
0
4
0
Poplar
Hx
0
0
0
0
0
Sweetgum
Hx
0
0
0
0
0
Sycamore
Hx
2
4
0
0
0
Walnut
Hx
27
16
2
4
5
Willow
Hx
0
2
0
0
4
Weed pollens
Cattail
Hx
0
0
0
0
0
Dock
Hx
0
2
2
0
0
Goldenrod
Hx
0
0
0
0
0
Lambsquarter
Hx
0
0
0
0
0
Nettle
Hx
0
0
0
0
0
Plantain
Hx
4
2
0
0
0
Ragweed
Hx
0
0
0
0
0
Wormwood
Hx
0
0
0
0
0
Grass pollens
Grass
Hx
84
41
23
7
20
Mold
Mold
Hx
27,841
25,640
18,450
6,192
26,152
Air Quality
Forecast
Yellow
Yellow
Yellow
Yellow
Green
*Not Monitored
– Air Quality data is not recorded from Mid-September to Mid-May.
What do the colors mean?
Note:
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