Pollen & Mold

During pollen and mold season, the Southwest Ohio Air Quality Agency measures the daily levels of naturally occurring airborne pollutants These counts are expressed in grains per cubic meter of air for pollen levels and spores per cubic meter of air for mold levels. 

Pollen and mold counting has ended for the 2022 season.

November 23, 2022 Pollen & Mold Counts 

TypeCount
Pollen: Low
2

1st Prevalent:  


2nd Prevalent: 


Other Trees:  


Grasses

Ragweed
1
Other1
Mold: Moderate521
1st Prevalent: Cladosporium
339
2nd Prevalent: Ascospores
58
Other Mold:   Periconia, Pithomyces, and Epicoccum
124

Pollen & Mold Descriptors

DescriptorPollenMold
Low

0 to 20

0 to 500

Moderate

21 to 100

501 to 1,500

High

101 to 1,000

1,501 to 5,000

Very high

Greater than 1,000

Greater than 5,000

Raw Daily Counts

These spreadsheets include a detailed record of pollen and mold sources for the season:

2022 Raw Daily Counts

2021 Raw Daily Counts (XLSX) 

Statistical Averages for Pollen and Mold Data

Statistical Averages are calculated for ten years of data at our current address, 250 William Howard Taft Road, Cincinnati, Ohio 45219.

November 14 to November 18 (Calculated for Ten Years of Data)

TypeMondayTuesdayWednesdayThursdayFriday
Pollen2

2

222
Mold384456443436434


November 21 to November 25 (Calculated for Ten Years of Data)

TypeMondayTuesdayWednesdayThursdayFriday
Pollen

1

1111
Mold

367

335319277255