Environmental Services Program

St. Louis Area Air Monitoring Sites

Site Name and Pollutants Monitored Site Photo Site Status
Orchard Farm School, Orchard Farm, St. Charles County
Pollutant(s) Monitored: Ozone (O3) 		Picture of monitoring site Active  Active site symbol
April 1-Oct 31.
Highway 94, West Alton, St. Charles County
Pollutant(s) Monitored: Nitrogen Dioxide (NO2)Inactive symbol, Ozone (O3), Inhalable Particulate (PM 2.5)   Inactive symbol		 Picture of monitoring site Active  Active site symbol
Arnold, Jefferson County
Pollutant(s) Monitored: Ozone (O3), Inhalable Particulate (PM2.5)		 Picture Not Available Active  Active site symbol
Margaretta, St. Louis City
Pollutant(s) Inhalable Particulate (PM2.5)  Inactive Symbol, Inhalable Particulate (PM10), Ozone (O3)  Inactive symbol, Sulfur dioxide (SO2), Nitrogen Dioxide (NO2), Carbon Monoxide(CO)Inactive symbol		 Picture of Margaretta Site Active  Active site symbol

 

Blair Street NCore Site, St. Louis City
Pollutant(s): Ozone (O3), Inhalable Particulate (PM2.5), Inhalable Particulate (PM10), Carbon Monoxide (CO), Lead (Pb), Trace Sulfer Dioxide (SO2), Nitrogen Oxides (NOy)

 

Blair Street, St. Louis City
Pollutant(s) Ozone (O3), Inhalable Particulate (PM2.5), Inhalable Particulate (PM10), Carbon Monoxide (CO)

 

 Picture of the Blair Site Active  Active site symbol
Branch Street , St. Louis City
Pollutant(s) Monitored: Inhalable Particulate (PM2.5), Inhalable Particulate (PM10) 		Photo of Branch street site Active  Active site symbol
South Broadway and Hurck, St. Louis City
Pollutant(s) Monitored: Sulfur Dioxide (SO2)Inactive symbol, Inhalable Particulate (PM2.5)		 Photograph of South Broadway Site Active  Active site symbol
Ladue, 55 Hunter Ave., St Louis County
Pollutant(s) Monitored: Sulfur Dioxide (SO2)Inactive symbol, Nitrogen Dioxide (NO2)Inactive symbol, Ozone (O3)  Inactive symbol, Inhalable Particulate (PM2.5) Continous Monitoring 		Photograph of Ladue Active  Active site symbol
Maryland Heights, St Louis County
Pollutant(s) Monitored: Sulfur Dioxide (SO2)Inactive symbol, Nitrogen Dioxide (NO2)Inactive symbol, Ozone (O3)		 Picture Not Available Active  Active site symbol
Pacific, St Louis County
Pollutant(s) Monitored: Ozone (O3)		 Picture Not Available Active  Active site symbol
Oakville, St. Louis County
Pollutant(s) Inhalable Particulate (PM2.5)  Inactive icon, Inhalable Particulate (PM10)		 Oakville Site Active  Active site symbol
Hall Street, St. Louis City
Pollutant(s) Monitored: Inhalable Particulate (PM10) 		Picture Not Available Active  Inactive symbol
South Lindbergh, Sunset Hills, St Louis County
Pollutant(s) Monitored: Sulfur Dioxide (SO2)  Inactive symbol, Nitrogen Dioxide (NO2)Inactive symbol, Ozone (O3)  Inactive symbol, Inhalable Particulate (PM2.5)  Inactive symbol, Carbon Monoxide (CO)Inactive symbol		 Picture Not Available Inactive symbol Inactive 2010
3 North Market, St. Louis City
Pollutant(s) Monitored: Inhalable Particulate (PM10) 		Picture Not Available Inactive 2007) Inactive symbol
Mound and Second, St. Louis City
Pollutant(s) Inhalable Particulate (PM2.5)  Inactive icon, Inhalable Particulate (PM10)Inactive symbol		 Mound Street Site at Saint Louis City   Inactive symbol Inactive 2010
Clayton Animal Shelter,77 Hunter Ave., St Louis County
Pollutant(s) Monitored: Lead (Pb)Inactive symbol, Inhalable Particulate (PM2.5) Sequential Monitoring   Inactive symbol		 Picture Not Available Inactive symbolInactive 2010
Pershall Rd., Ferguson , St Louis County
Pollutant(s) Monitored: Inhalable Particulate (PM10) 		Picture of monitoring site Inactive 2008  Inactive symbol
Weidman Rd., Queeny Park, St. Louis County
Pollutant(s) Monitored: Sulfur Dioxide (SO2), Nitrogen Dioxide (NO2), Ozone (O3)		 Picture Not Available Inactive 2006  Inactive symbol
St. Charles Rock Road, St. Ann - Breckenridge Hills, St. Louis County
Pollutant(s) Monitored: Sulfur Dioxide (SO2), Nitrogen Dioxide (NO2), Ozone (O3), Carbon Monoxide (CO) 		Picture Not Available Inactive 2005  Inactive symbol

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