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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 Apr 18, 2014
  Mold: 1,970 (Low)

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

View Previous Reports
Date Air Quality Mold
 Apr 18, 2014 No Mon. 1,970     
 Apr 17, 2014 No Mon. 1,484     
 Apr 16, 2014 No Mon. 2,277     
 Apr 15, 2014 No Mon. 1,151     
 Apr 14, 2014 No Mon. 7,805     
 Apr 11, 2014 No Mon. 3,557     
 Apr 10, 2014 No Mon. 972     
 Apr 9, 2014 No Mon. 3,659     
 Apr 8, 2014 No Mon. 5,041     
 Apr 7, 2014 No 1,996     
 Apr 7, 2014 No Mon. 1,996     
 Apr 4, 2014 No 10,338     
 Apr 3, 2014 No Mon. 13,178     
 Apr 2, 2014 No Mon. 1,228     
 Apr 1, 2014 No Mon. 1,996     
 Mar 31, 2014 No Mon. 1,203     
 Mar 28, 2014 No Mon. 793     
 Mar 27, 2014 No Mon. 972     
 Mar 26, 2014 No Mon. 614     
 Mar 25, 2014 No Mon. 486     
 Mar 24, 2014 No Mon. 281     
 Mar 21, 2014 No Mon. 614     
 Mar 20, 2014 No Mon. 1,228     

What do the colors mean?
Green Yellow Orange
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.

Kinds of molds
All Molds.