POLLEN and MOLD
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RAPCA collects pollen & mold data from the Burkard sampler we maintain at the Dayton-Montgomery County Public Library in downtown Dayton.
The pollen reader is Anna Eldred, with help from Andy Roth and Kelli Steward.
If you have any questions, please call Tammy Massengale or Mary Benedict at (937) 225-4435.
To view the most recent day's complete pollen and mold table click here.
(Todays's count is available after about 11 AM.)
The complete pollen and mold table for the current year:
The complete pollen and mold table for the past year:
Common names for some of the pollen species listed in the tables above.
Sign up with the National Allergy Bureau to receive daily pollen and mold summaries via email. It's easy and free.
Ragweed Season Start Dates
| Concentration | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 |
| Great than or equal to 2 | 8/2 | 8/7 | 8/1 | 8/3 | 8/8 | 7/28 | no data |
| Great than or equal to 20 | 8/13 | 8/19 | 8/12 | 8/6 | 8/15 | 8/9 | no data |
| Year | Cupress. | Trees |
| 2000 | 1492 | 2045 |
| 2001 | 571 | 1473 |
| 2002 | 1424 | 1905 |
| 2003 | 2035 | 2300 |
| 2004 | 1021 | 3600 |
| 2005 | 313 | 2400 |
| 2006 | 766 | 2400 |
| 2007 | 1169 | 2100 |
Graphs
The graphs below represent present & past pollen and mold data. You will need the Adobe Flash Player to view the graphs for the current year. Please give them time to load. Graphs for previous years will load quickly.
You can see alternative versions of the graphs at this external link to the AAAAI.
2008 |
2007 |
2006 |
2005 |
2004 |
|---|---|---|---|---|
Two Interesting Mold Graphs
Comparison of the average mold, by year
Single worst mold day, by year