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. 

October 22, 2021 Pollen & Mold Counts

TypeCount
Pollen: Low10

1st Prevalent:  Cedar/Juniper

1

2nd Prevalent: 

0

Other Trees

0
Grasses2

Ragweed

4
Other3
Mold: High1,973
1st Prevalent: Cladosporium
829
2nd Prevalent: Ascospores537
Other:  Alternaria, Periconia, Epicoccum
607


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

The  2021 Raw Daily Counts (XLSX) includes a detailed record of pollen and mold sources for the season.

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.

October 11 to October 15 (Calculated for Ten Years of Data)

TypeMondayTuesdayWednesdayThursdayFriday
Pollen8

8

878
Mold19761959186220411993


October 18 to October 22 (Calculated for Ten Years of Data)

TypeMondayTuesdayWednesdayThursdayFriday
Pollen

5

5555
Mold

1600

1478137011181038