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Pollen and Mold Center
All about aeroallergens in Saint Louis County

Today's Pollen & Mold
Today's Air Quality
 Report Date: Fri Nov 20, 2009
  Mold: 21,065 (High)

Weekly Summary Report
For previous 7 days.
Sixty-day Summaries
for individual pollens and molds.

View Previous Reports
Date Air Quality Mold
 Nov 20, 2009 No Mon. 21,065     
 Nov 19, 2009 No Mon. 12,591     
 Nov 18, 2009 No Mon. 11,527     
 Nov 17, 2009 No Mon. 14,066     
 Nov 16, 2009 No Mon. 12,385     
 Nov 13, 2009 No Mon. 11,733     
 Nov 12, 2009 No Mon. 17,943     
 Nov 10, 2009 No Mon. 15,438     
 Nov 9, 2009 No Mon. 7,994     
 Nov 6, 2009 No Mon. 9,229     
 Nov 5, 2009 No Mon. 12,145     
 Nov 4, 2009 No Mon. 5,283     
 Nov 3, 2009 No Mon. 10,807     
 Nov 2, 2009 No Mon. 11,184     
 Oct 30, 2009 No Mon. 25,319     
 Oct 29, 2009 No Mon. 30,191     
 Oct 28, 2009 No Mon. 75,408     
 Oct 27, 2009 No Mon. 37,841     
 Oct 26, 2009 No Mon. 19,178     
 Oct 23, 2009 No Mon. 20,928     

What do the colors mean?
Green Yellow Orange
Red
Purple
No Mon. Air Quality data is not coded from Mid-September to Mid-May.

Daily Pollen and Mold Count reports have been published by Saint Louis County Department of Health, Environmental Health Laboratories, Air Pollution Control Branch since 1960.

 
About the Center

See a summer summary of air quality days for 2008, 2007 and 2006. Visit the St. Louis Regional Clean Air Partnership online for more information. See any daily report for the previous year. You can resize our daily and weekly report pages for narrow or normal width. You can also make the font size bigger or smaller, using View / Text Size on your browser menu.
Welcome to the Online Pollen and Mold Center for Saint Louis County and the metropolitan area. The Center is a service of our Environmental Health Laboratory. We provide the official area pollen and mold readings for other agencies and the media.

These reports are updated every weekday at approximately 11 AM. For a full daily report, click on the date. These reports are also available by phone:
(314) 615-6825.
More information
Tree pollens
Alder, Ash, Beech, Birch, Chestnut, Cypress, Elm, Hackberry, Hickory, Juniper, Lilac, Linden, Maple, Mulberry, Oak, Olive, Osage orange, Pecan, Pine, Poplar, Privet, Sweetgum, Sycamore, Walnut and Willow.
All trees.

Grass pollens
Cattail, Sedge and Grass.
All grasses.

Weed pollens
Cocklebur, Crowfoot, Dock, Goldenrod, Lambsquarter, Nettles, Plantain, Ragweed, Sorrel and Wormwood.
All weeds.

Molds
Kinds of molds
All Molds.