Pollen and Mold Center
Reports for week preceding Saturday, May 16, 2026
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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 Monday, May 11, 2026.
Click on the Date
in the heading row to view the daily risk level report along with any additional observations.
Previous Week’s Report
Most Current Week
Tree pollens
Monday,
May 11
Tuesday,
May 12
Wednesday,
May 13
Thursday,
May 14
Friday,
May 15
Ash
Hx
0
2
5
2
11
Birch
Hx
0
0
0
0
0
Chestnut
Hx
0
0
0
0
0
Elm
Hx
0
0
0
0
0
Hickory
Hx
0
0
2
0
0
Juniper
Hx
0
0
0
0
0
Maple
Hx
0
0
0
0
0
Mulberry
Hx
12
2
14
12
16
Oak
Hx
0
0
0
4
0
Pine
Hx
0
0
2
0
2
Poplar
Hx
0
0
0
0
0
Sweetgum
Hx
0
0
0
0
0
Sycamore
Hx
2
2
0
2
0
Walnut
Hx
2
0
21
2
7
Willow
Hx
2
2
0
2
2
Weed pollens
Cattail
Hx
0
0
0
0
0
Dock
Hx
0
0
0
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
0
0
0
0
0
Ragweed
Hx
0
0
0
0
0
Wormwood
Hx
0
0
0
0
0
Grass pollens
Grass
Hx
4
2
14
11
5
Mold
Mold
Hx
7,267
4,964
5,271
2,687
3,915
Air Quality
Forecast
Not Mon*
Green
Green
Yellow
Yellow
*Not Monitored
– Air Quality data is not recorded from Mid-September to Mid-May.
What do the colors mean?
Note:
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